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Fasteners > Circuit Board Fasteners (ET04) - (9486 Products)

Fasteners > Circuit Board Fasteners (ET04)
Electro Hardware - M5x0.80, 25mm OAL, 10mm Across Flats, Aluminum Hex Male/Male Circuit Board Standoffs - 25mm Body Length, Clear Finish - Best Tool & Supply

Electro Hardware - M5x0.80, 25mm OAL, 10mm Across Flats, Aluminum Hex Male/Male Circuit Board Standoffs - 25mm Body Length, Clear Finish


Item #: 75251306
Brand: Electro Hardware
Model #: MMX1745M06MSC-1
Exact Tooling IR#: 04

Features and Benefits

Circuit board standoffs with male/male threads are externally threaded on both ends. The ends mate with internally threaded fasteners or other standoffs.
Aluminum has a high strength-to-weight ratio and is wear resistant, nonmagnetic and conductive. It is easier to form and machine than steel and is naturally noncorrosive.
Product Specifications
Thread Type Male/Male
Material Aluminum
System of Measurement Metric
Body Shape Hex
Overall Length (mm) 25.00
Thread Size M5x0.80
Width Across Flats (mm) 10.00
Finish/Coating Clear
Body Length (mm) 25.00
Thread Length (mm) 9.00; 9.50; 10.00
Length Tolerance (mm) -0.150 to 0.150
Material Grade T-3
Fastener Standard QQ-A-225A Comp 2

$3.61

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Electro Hardware - #4-40, 13/32" OAL, 3/16" Across Flats, Steel Hex Male/Female Circuit Board Standoffs - 1/4" Thread Depth, 13/32" Body Length, Zinc-Plated Clear Chromate Finish - Best Tool & Supply

Electro Hardware - #4-40, 13/32" OAL, 3/16" Across Flats, Steel Hex Male/Female Circuit Board Standoffs - 1/4" Thread Depth, 13/32" Body Length, Zinc-Plated Clear Chromate Finish


Item #: 63210900
Brand: Electro Hardware
Model #: 1310M12F21440
Exact Tooling IR#: 04

Features and Benefits

Circuit board standoffs with male/female threads have one externally threaded end and one internally threaded end. The female end accepts male fasteners or other standoffs.
Steel is strong and durable but less corrosion resistant than stainless steel. To improve its resistance to corrosion, it may receive additional finishes and coatings.
Product Specifications
Thread Type Male/Female
Material Steel
System of Measurement Inch
Body Shape Hex
Overall Length (Inch) 13/32
Overall Length (Decimal Inch) 0.4063
Thread Size #4-40
Width Across Flats (Decimal Inch) 0.1875
Width Across Flats (Inch) 3/16
Finish/Coating Zinc-Plated Clear Chromate
Body Length (Inch) 13/32
Body Length (Decimal Inch) 0.4063
Thread Length (Inch) 3/16
Thread Depth (Inch) 1/4
Length Tolerance (Decimal Inch) -0.005 to 0.005
Material Grade Grade 2
Fastener Standard ASTM B633 Type 1; QQ-S-633

$2.48

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Electro Hardware - #10-32, 1-7/8" OAL, 1/4" Across Flats, Steel Hex Male/Female Circuit Board Standoffs - 1/2" Thread Depth, 1-1/2" Body Length, Zinc-Plated Clear Chromate Finish - Best Tool & Supply

Electro Hardware - #10-32, 1-7/8" OAL, 1/4" Across Flats, Steel Hex Male/Female Circuit Board Standoffs - 1/2" Thread Depth, 1-1/2" Body Length, Zinc-Plated Clear Chromate Finish


Item #: 67735126
Brand: Electro Hardware
Model #: 1467M12F21-1032
Exact Tooling IR#: 04

Features and Benefits

Circuit board standoffs with male/female threads have one externally threaded end and one internally threaded end. The female end accepts male fasteners or other standoffs.
Steel is strong and durable but less corrosion resistant than stainless steel. To improve its resistance to corrosion, it may receive additional finishes and coatings.
Product Specifications
Thread Type Male/Female
Material Steel
System of Measurement Inch
Body Shape Hex
Overall Length (Inch) 1-7/8
Overall Length (Decimal Inch) 1.8750
Thread Size #10-32
Width Across Flats (Decimal Inch) 0.2500
Width Across Flats (Inch) 1/4
Finish/Coating Zinc-Plated Clear Chromate
Body Length (Inch) 1-1/2
Body Length (Decimal Inch) 1.5000
Thread Length (Inch) 3/8
Thread Depth (Inch) 1/2
Length Tolerance (Decimal Inch) -0.005 to 0.005
Material Grade Grade 2
Fastener Standard ASTM B633 Type 1; QQ-S-633

$5.50

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Electro Hardware - #8-32, 3/16" OAL, 1/4" Across Flats, Brass Hex Female Circuit Board Standoffs - 3/16" Body Length, Zinc-Plated Clear Chromate Finish - Best Tool & Supply

Electro Hardware - #8-32, 3/16" OAL, 1/4" Across Flats, Brass Hex Female Circuit Board Standoffs - 3/16" Body Length, Zinc-Plated Clear Chromate Finish


Item #: 67731000
Brand: Electro Hardware
Model #: P509M03F21-832
Exact Tooling IR#: 04

Features and Benefits

Circuit board standoffs with female threads are internally threaded to accept male fasteners or other standoffs. They are internally threaded on one end.
Brass is an alloy of copper and zinc that is durable, nonmagnetic and conductive.
Product Specifications
Thread Type Female
Material Brass
System of Measurement Inch
Body Shape Hex
Overall Length (Inch) 3/16
Overall Length (Decimal Inch) 0.1875
Thread Size #8-32
Width Across Flats (Decimal Inch) 0.2500
Width Across Flats (Inch) 1/4
Finish/Coating Zinc-Plated Clear Chromate
Body Length (Inch) 3/16
Length Tolerance (Decimal Inch) -0.005 to 0.005
Fastener Standard ASTM B633 Type 1; QQ-B-626 Comp 22

$0.59

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Electro Hardware - #4-40, 1" OAL, 3/16" Across Flats, Nylon Hex Fully Threaded Female Circuit Board Standoffs - 1" Thread Depth, 1" Body Length, Uncoated - Best Tool & Supply

Electro Hardware - #4-40, 1" OAL, 3/16" Across Flats, Nylon Hex Fully Threaded Female Circuit Board Standoffs - 1" Thread Depth, 1" Body Length, Uncoated


Item #: 82425984
Brand: Electro Hardware
Model #: P341M19F16440
Exact Tooling IR#: 04

Features and Benefits

Circuit board standoffs with female threads are internally threaded to accept male fasteners or other standoffs. They are internally threaded on one end.
Nylon is a lightweight, nonconductive material that is resistant to impact, wear and abrasion. It is ideal for electrical applications or where corrosion is a concern.
Product Specifications
Thread Type Female
Material Nylon
System of Measurement Inch
Body Shape Hex
Overall Length (Inch) 1
Overall Length (Decimal Inch) 1.0000
Thread Style Fully Threaded
Thread Size #4-40
Width Across Flats (Decimal Inch) 0.1875
Width Across Flats (Inch) 3/16
Finish/Coating Uncoated
Body Length (Inch) 1
Thread Depth (Inch) 1
Tensile Strength (psi) 16500.00
Length Tolerance (Decimal Inch) -0.005 to 0.005
Material Grade Grade 101
Fastener Standard MIL-P-17091B

$0.76

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Electro Hardware - #2-56, 13/32" OAL, 3/16" Across Flats, Steel Hex Male/Female Circuit Board Standoffs - 3/16" Thread Depth, 13/32" Body Length, Zinc-Plated Clear Chromate Finish - Best Tool & Supply

Electro Hardware - #2-56, 13/32" OAL, 3/16" Across Flats, Steel Hex Male/Female Circuit Board Standoffs - 3/16" Thread Depth, 13/32" Body Length, Zinc-Plated Clear Chromate Finish


Item #: 63210892
Brand: Electro Hardware
Model #: 1310M12F21256
Exact Tooling IR#: 04

Features and Benefits

Circuit board standoffs with male/female threads have one externally threaded end and one internally threaded end. The female end accepts male fasteners or other standoffs.
Steel is strong and durable but less corrosion resistant than stainless steel. To improve its resistance to corrosion, it may receive additional finishes and coatings.
Product Specifications
Thread Type Male/Female
Material Steel
System of Measurement Inch
Body Shape Hex
Overall Length (Inch) 13/32
Overall Length (Decimal Inch) 0.4063
Thread Size #2-56
Width Across Flats (Decimal Inch) 0.1875
Width Across Flats (Inch) 3/16
Finish/Coating Zinc-Plated Clear Chromate
Body Length (Inch) 13/32
Body Length (Decimal Inch) 0.4063
Thread Length (Inch) 5/32
Thread Depth (Inch) 3/16
Length Tolerance (Decimal Inch) -0.005 to 0.005
Material Grade Grade 2
Fastener Standard ASTM B633 Type 1; QQ-S-633

$2.19

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Electro Hardware - #6-32, 3/8" OAL, 1/4" Across Flats, Steel Hex Male/Male Circuit Board Standoffs - 3/8" Body Length, Zinc-Plated Finish - Best Tool & Supply

Electro Hardware - #6-32, 3/8" OAL, 1/4" Across Flats, Steel Hex Male/Male Circuit Board Standoffs - 3/8" Body Length, Zinc-Plated Finish


Item #: 08899296
Brand: Electro Hardware
Model #: MM1417M12-MSC
Exact Tooling IR#: 04

Features and Benefits

Circuit board standoffs with male/male threads are externally threaded on both ends. The ends mate with internally threaded fasteners or other standoffs.
Steel is strong and durable but less corrosion resistant than stainless steel. To improve its resistance to corrosion, it may receive additional finishes and coatings.
Product Specifications
Thread Type Male/Male
Material Steel
System of Measurement Inch
Body Shape Hex
Overall Length (Inch) 3/8
Overall Length (Decimal Inch) 0.3750
Thread Size #6-32
Width Across Flats (Decimal Inch) 0.2500
Width Across Flats (Inch) 1/4
Finish/Coating Zinc-Plated
Body Length (Inch) 3/8
Body Length (Decimal Inch) 0.3750
Thread Length (Decimal Inch) 0.2500; 0.3750
Length Tolerance (Decimal Inch) -0.005 to 0.005
Material Grade Grade 2
Fastener Standard QQ-S-633

$2.45

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Electro Hardware - #6-32, 3/8" OAL, 3/16" Across Flats, Aluminum Hex Male/Male Circuit Board Standoffs - 3/8" Body Length, Clear Finish - Best Tool & Supply

Electro Hardware - #6-32, 3/8" OAL, 3/16" Across Flats, Aluminum Hex Male/Male Circuit Board Standoffs - 3/8" Body Length, Clear Finish


Item #: 08898959
Brand: Electro Hardware
Model #: MM1317M06MSC-1
Exact Tooling IR#: 04

Features and Benefits

Circuit board standoffs with male/male threads are externally threaded on both ends. The ends mate with internally threaded fasteners or other standoffs.
Aluminum has a high strength-to-weight ratio and is wear resistant, nonmagnetic and conductive. It is easier to form and machine than steel and is naturally noncorrosive.
Product Specifications
Thread Type Male/Male
Material Aluminum
System of Measurement Inch
Body Shape Hex
Overall Length (Inch) 3/8
Overall Length (Decimal Inch) 0.3750
Thread Size #6-32
Width Across Flats (Decimal Inch) 0.1875
Width Across Flats (Inch) 3/16
Finish/Coating Clear
Body Length (Inch) 3/8
Body Length (Decimal Inch) 0.3750
Thread Length (Decimal Inch) 0.2500; 0.3750
Length Tolerance (Decimal Inch) -0.005 to 0.005
Material Grade T-3
Fastener Standard QQ-A-225A Comp 2

$2.41

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Electro Hardware - #4-40, 1/2" OAL, Aluminum Round Fully Threaded Female Circuit Board Standoffs - 1" Thread Depth, 1/2" Body Length, Bright Finish - Best Tool & Supply

Electro Hardware - #4-40, 1/2" OAL, Aluminum Round Fully Threaded Female Circuit Board Standoffs - 1" Thread Depth, 1/2" Body Length, Bright Finish


Item #: 67724682
Brand: Electro Hardware
Model #: P529M04F16-440
Exact Tooling IR#: 04

Features and Benefits

Circuit board standoffs with female threads are internally threaded to accept male fasteners or other standoffs. They are internally threaded on one end.
Aluminum has a high strength-to-weight ratio and is wear resistant, nonmagnetic and conductive. It is easier to form and machine than steel and is naturally noncorrosive.
Product Specifications
Thread Type Female
Material Aluminum
System of Measurement Inch
Body Shape Round
Overall Length (Inch) 1/2
Overall Length (Decimal Inch) 0.5000
Thread Style Fully Threaded
Thread Size #4-40
Finish/Coating Bright
Outside Diameter (Inch) 1/4
Outside Diameter (Decimal Inch) 0.2500
Body Length (Inch) 1/2
Thread Depth (Inch) 1
Length Tolerance (Decimal Inch) -0.005 to 0.005
Material Grade T-3
Fastener Standard QQ-A-225A Comp 2

$1.17

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Electro Hardware - #2-56, 7/8" OAL, 3/16" Across Flats, Brass Hex Male/Female Circuit Board Standoffs - 3/16" Thread Depth, 7/8" Body Length, Zinc-Plated Finish - Best Tool & Supply

Electro Hardware - #2-56, 7/8" OAL, 3/16" Across Flats, Brass Hex Male/Female Circuit Board Standoffs - 3/16" Thread Depth, 7/8" Body Length, Zinc-Plated Finish


Item #: 83208769
Brand: Electro Hardware
Model #: 1325M03F21256
Exact Tooling IR#: 04

Features and Benefits

Circuit board standoffs with male/female threads have one externally threaded end and one internally threaded end. The female end accepts male fasteners or other standoffs.
Brass is an alloy of copper and zinc that is durable, nonmagnetic and conductive.
Product Specifications
Thread Type Male/Female
Material Brass
System of Measurement Inch
Body Shape Hex
Overall Length (Inch) 7/8
Overall Length (Decimal Inch) 0.8750
Thread Size #2-56
Width Across Flats (Decimal Inch) 0.1875
Width Across Flats (Inch) 3/16
Finish/Coating Zinc-Plated
Body Length (Inch) 7/8
Body Length (Decimal Inch) 0.8750
Thread Length (Inch) 5/32
Thread Depth (Inch) 3/16
Length Tolerance (Decimal Inch) -0.005 to 0.005
Fastener Standard ASTM B633 Type 1; QQ-B-626 Comp 22

$1.45

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Electro Hardware - M4x0.70, 14mm OAL, 6mm Across Flats, Aluminum Hex Fully Threaded Female Circuit Board Standoffs - 14mm Thread Depth, 14mm Body Length, Uncoated - Best Tool & Supply

Electro Hardware - M4x0.70, 14mm OAL, 6mm Across Flats, Aluminum Hex Fully Threaded Female Circuit Board Standoffs - 14mm Thread Depth, 14mm Body Length, Uncoated


Item #: 77130409
Brand: Electro Hardware
Model #: MP1027M06F16M4
Exact Tooling IR#: 04

Features and Benefits

Circuit board standoffs with female threads are internally threaded to accept male fasteners or other standoffs. They are internally threaded on one end.
Aluminum has a high strength-to-weight ratio and is wear resistant, nonmagnetic and conductive. It is easier to form and machine than steel and is naturally noncorrosive.
Product Specifications
Thread Type Female
Material Aluminum
System of Measurement Metric
Body Shape Hex
Overall Length (mm) 14.00
Thread Style Fully Threaded
Thread Size M4x0.70
Width Across Flats (mm) 6.00
Finish/Coating Uncoated
Body Length (mm) 14.00
Thread Depth (mm) 14.00
Length Tolerance (mm) -0.130 to 0.130
Material Grade T-3
Fastener Standard QQ-A-225A Comp 2

$2.61

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Electro Hardware - #4-40, 1-1/2" OAL, 1/4" Across Flats, Aluminum Hex Female Circuit Board Standoffs - 1-1/2" Body Length, Bright Finish - Best Tool & Supply

Electro Hardware - #4-40, 1-1/2" OAL, 1/4" Across Flats, Aluminum Hex Female Circuit Board Standoffs - 1-1/2" Body Length, Bright Finish


Item #: 67732206
Brand: Electro Hardware
Model #: P593M06F16-440
Exact Tooling IR#: 04

Features and Benefits

Circuit board standoffs with female threads are internally threaded to accept male fasteners or other standoffs. They are internally threaded on one end.
Aluminum has a high strength-to-weight ratio and is wear resistant, nonmagnetic and conductive. It is easier to form and machine than steel and is naturally noncorrosive.
Product Specifications
Thread Type Female
Material Aluminum
System of Measurement Inch
Body Shape Hex
Overall Length (Inch) 1-1/2
Overall Length (Decimal Inch) 1.5000
Thread Size #4-40
Width Across Flats (Decimal Inch) 0.2500
Width Across Flats (Inch) 1/4
Finish/Coating Bright
Body Length (Inch) 1-1/2
Length Tolerance (Decimal Inch) -0.005 to 0.005
Material Grade T-3
Fastener Standard QQ-A-225A Comp 2

$3.56

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Electro Hardware - M3x0.50, 9mm OAL, 4.5mm Across Flats, Aluminum Hex Fully Threaded Female Circuit Board Standoffs - 9mm Thread Depth, 9mm Body Length, Uncoated - Best Tool & Supply

Electro Hardware - M3x0.50, 9mm OAL, 4.5mm Across Flats, Aluminum Hex Fully Threaded Female Circuit Board Standoffs - 9mm Thread Depth, 9mm Body Length, Uncoated


Item #: 77129724
Brand: Electro Hardware
Model #: MP417M06F16M3
Exact Tooling IR#: 04

Features and Benefits

Circuit board standoffs with female threads are internally threaded to accept male fasteners or other standoffs. They are internally threaded on one end.
Aluminum has a high strength-to-weight ratio and is wear resistant, nonmagnetic and conductive. It is easier to form and machine than steel and is naturally noncorrosive.
Product Specifications
Thread Type Female
Material Aluminum
System of Measurement Metric
Body Shape Hex
Overall Length (mm) 9.00
Thread Style Fully Threaded
Thread Size M3x0.50
Width Across Flats (mm) 4.50
Finish/Coating Uncoated
Body Length (mm) 9.00
Thread Depth (mm) 9.00
Length Tolerance (mm) -0.130 to 0.130
Material Grade T-3
Fastener Standard QQ-A-225A Comp 2

$2.63

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Electro Hardware - #6-32, 1/2" OAL, 1/4" Across Flats, Stainless Steel Hex Male/Female Circuit Board Standoffs - 3/8" Thread Depth, 1/4" Body Length, Bright Finish - Best Tool & Supply

Electro Hardware - #6-32, 1/2" OAL, 1/4" Across Flats, Stainless Steel Hex Male/Female Circuit Board Standoffs - 3/8" Thread Depth, 1/4" Body Length, Bright Finish


Item #: 67735605
Brand: Electro Hardware
Model #: 1427M09F16-632
Exact Tooling IR#: 04

Features and Benefits

Circuit board standoffs with male/female threads have one externally threaded end and one internally threaded end. The female end accepts male fasteners or other standoffs.
Stainless steel is a strong, corrosion-resistant alloy with excellent resistance to heat. It is used in high-stress, outdoor and corrosive applications.
Product Specifications
Thread Type Male/Female
Material Stainless Steel
System of Measurement Inch
Body Shape Hex
Overall Length (Inch) 1/2
Overall Length (Decimal Inch) 0.5000
Thread Size #6-32
Width Across Flats (Decimal Inch) 0.2500
Width Across Flats (Inch) 1/4
Finish/Coating Bright
Body Length (Inch) 1/4
Body Length (Decimal Inch) 0.2500
Thread Length (Inch) 1/4
Thread Depth (Inch) 3/8
Length Tolerance (Decimal Inch) -0.005 to 0.005
Material Grade 18-8; Grade 303
Fastener Standard QQ-S-763

$4.47

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Electro Hardware - M4x0.70, 14mm OAL, 6mm Across Flats, Nylon Hex Fully Threaded Female Circuit Board Standoffs - 14mm Thread Depth, 14mm Body Length, Uncoated - Best Tool & Supply

Electro Hardware - M4x0.70, 14mm OAL, 6mm Across Flats, Nylon Hex Fully Threaded Female Circuit Board Standoffs - 14mm Thread Depth, 14mm Body Length, Uncoated


Item #: 77120368
Brand: Electro Hardware
Model #: MP1027M19F16M4
Exact Tooling IR#: 04

Features and Benefits

Circuit board standoffs with female threads are internally threaded to accept male fasteners or other standoffs. They are internally threaded on one end.
Nylon is a lightweight, nonconductive material that is resistant to impact, wear and abrasion. It is ideal for electrical applications or where corrosion is a concern.
Product Specifications
Thread Type Female
Material Nylon
System of Measurement Metric
Body Shape Hex
Overall Length (mm) 14.00
Thread Style Fully Threaded
Thread Size M4x0.70
Width Across Flats (mm) 6.00
Finish/Coating Uncoated
Body Length (mm) 14.00
Thread Depth (mm) 14.00
Tensile Strength (psi) 16500.00
Length Tolerance (mm) -0.130 to 0.130
Material Grade Grade 101
Fastener Standard MIL-P-17091B

$3.42

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Electro Hardware - #8-32, 3/4" OAL, 1/4" Across Flats, Aluminum Hex Male/Male Circuit Board Standoffs - 3/4" Body Length, Clear Finish - Best Tool & Supply

Electro Hardware - #8-32, 3/4" OAL, 1/4" Across Flats, Aluminum Hex Male/Male Circuit Board Standoffs - 3/4" Body Length, Clear Finish


Item #: 08899338
Brand: Electro Hardware
Model #: MM1441M06-MSC
Exact Tooling IR#: 04

Features and Benefits

Circuit board standoffs with male/male threads are externally threaded on both ends. The ends mate with internally threaded fasteners or other standoffs.
Aluminum has a high strength-to-weight ratio and is wear resistant, nonmagnetic and conductive. It is easier to form and machine than steel and is naturally noncorrosive.
Product Specifications
Thread Type Male/Male
Material Aluminum
System of Measurement Inch
Body Shape Hex
Overall Length (Inch) 3/4
Overall Length (Decimal Inch) 0.7500
Thread Size #8-32
Width Across Flats (Decimal Inch) 0.2500
Width Across Flats (Inch) 1/4
Finish/Coating Clear
Body Length (Inch) 3/4
Body Length (Decimal Inch) 0.7500
Thread Length (Decimal Inch) 0.3750; 0.4370
Length Tolerance (Decimal Inch) -0.005 to 0.005
Material Grade T-3
Fastener Standard QQ-A-225A Comp 2

$2.61

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Electro Hardware - #4-40, 3/8" OAL, 1/4" Across Flats, Steel Hex Female Circuit Board Standoffs - 3/8" Body Length, Zinc-Plated Clear Chromate Finish - Best Tool & Supply

Electro Hardware - #4-40, 3/8" OAL, 1/4" Across Flats, Steel Hex Female Circuit Board Standoffs - 3/8" Body Length, Zinc-Plated Clear Chromate Finish


Item #: 67726687
Brand: Electro Hardware
Model #: P521M12F21-440
Exact Tooling IR#: 04

Features and Benefits

Circuit board standoffs with female threads are internally threaded to accept male fasteners or other standoffs. They are internally threaded on one end.
Steel is strong and durable but less corrosion resistant than stainless steel. To improve its resistance to corrosion, it may receive additional finishes and coatings.
Product Specifications
Thread Type Female
Material Steel
System of Measurement Inch
Body Shape Hex
Overall Length (Inch) 3/8
Overall Length (Decimal Inch) 0.3750
Thread Size #4-40
Width Across Flats (Decimal Inch) 0.2500
Width Across Flats (Inch) 1/4
Finish/Coating Zinc-Plated Clear Chromate
Body Length (Inch) 3/8
Length Tolerance (Decimal Inch) -0.005 to 0.005
Material Grade Grade 2
Fastener Standard ASTM B633 Type 1; QQ-S-633

$4.18

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Electro Hardware - M4x0.70, 15mm OAL, 6mm Across Flats, Aluminum Hex Fully Threaded Female Circuit Board Standoffs - 15mm Thread Depth, 15mm Body Length, Uncoated - Best Tool & Supply

Electro Hardware - M4x0.70, 15mm OAL, 6mm Across Flats, Aluminum Hex Fully Threaded Female Circuit Board Standoffs - 15mm Thread Depth, 15mm Body Length, Uncoated


Item #: 77130433
Brand: Electro Hardware
Model #: MP1029M06F16M4
Exact Tooling IR#: 04

Features and Benefits

Circuit board standoffs with female threads are internally threaded to accept male fasteners or other standoffs. They are internally threaded on one end.
Aluminum has a high strength-to-weight ratio and is wear resistant, nonmagnetic and conductive. It is easier to form and machine than steel and is naturally noncorrosive.
Product Specifications
Thread Type Female
Material Aluminum
System of Measurement Metric
Body Shape Hex
Overall Length (mm) 15.00
Thread Style Fully Threaded
Thread Size M4x0.70
Width Across Flats (mm) 6.00
Finish/Coating Uncoated
Body Length (mm) 15.00
Thread Depth (mm) 15.00
Length Tolerance (mm) -0.130 to 0.130
Material Grade T-3
Fastener Standard QQ-A-225A Comp 2

$2.99

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Electro Hardware - #4-40, 1/4" OAL, 1/4" Across Flats, Steel Hex Female Circuit Board Standoffs - 1/4" Body Length, Zinc-Plated Clear Chromate Finish - Best Tool & Supply

Electro Hardware - #4-40, 1/4" OAL, 1/4" Across Flats, Steel Hex Female Circuit Board Standoffs - 1/4" Body Length, Zinc-Plated Clear Chromate Finish


Item #: 67726646
Brand: Electro Hardware
Model #: P513M12F21-440
Exact Tooling IR#: 04

Features and Benefits

Circuit board standoffs with female threads are internally threaded to accept male fasteners or other standoffs. They are internally threaded on one end.
Steel is strong and durable but less corrosion resistant than stainless steel. To improve its resistance to corrosion, it may receive additional finishes and coatings.
Product Specifications
Thread Type Female
Material Steel
System of Measurement Inch
Body Shape Hex
Overall Length (Inch) 1/4
Overall Length (Decimal Inch) 0.2500
Thread Size #4-40
Width Across Flats (Decimal Inch) 0.2500
Width Across Flats (Inch) 1/4
Finish/Coating Zinc-Plated Clear Chromate
Body Length (Inch) 1/4
Length Tolerance (Decimal Inch) -0.005 to 0.005
Material Grade Grade 2
Fastener Standard ASTM B633 Type 1; QQ-S-633

$3.63

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Electro Hardware - #4-40, 5/16" OAL, 3/16" Across Flats, Aluminum Hex Male/Female Circuit Board Standoffs - 1/4" Thread Depth, 5/16" Body Length, Uncoated - Best Tool & Supply

Electro Hardware - #4-40, 5/16" OAL, 3/16" Across Flats, Aluminum Hex Male/Female Circuit Board Standoffs - 1/4" Thread Depth, 5/16" Body Length, Uncoated


Item #: 63210645
Brand: Electro Hardware
Model #: 1307M06F16440
Exact Tooling IR#: 04

Features and Benefits

Circuit board standoffs with male/female threads have one externally threaded end and one internally threaded end. The female end accepts male fasteners or other standoffs.
Aluminum has a high strength-to-weight ratio and is wear resistant, nonmagnetic and conductive. It is easier to form and machine than steel and is naturally noncorrosive.
Product Specifications
Thread Type Male/Female
Material Aluminum
System of Measurement Inch
Body Shape Hex
Overall Length (Inch) 5/16
Overall Length (Decimal Inch) 0.3125
Thread Size #4-40
Width Across Flats (Decimal Inch) 0.1875
Width Across Flats (Inch) 3/16
Finish/Coating Uncoated
Body Length (Inch) 5/16
Body Length (Decimal Inch) 0.3125
Thread Length (Inch) 3/16
Thread Depth (Inch) 1/4
Length Tolerance (Decimal Inch) -0.005 to 0.005
Material Grade T-3
Fastener Standard QQ-A-225A Comp 2

$1.25

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