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Maximum Temperature Maximum Temperature |
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Threading Threading |
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![]() | Fully Threaded |
Drive Style Drive Style |
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Color Color |
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![]() | Off-White |
Head Height Head Height |
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Tensile Strength Tensile Strength |
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REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration,Evaluation, Authorization and Restriction of Chemicals) |
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Socket Head Profile Socket Head Profile |
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![]() | Standard |
Thread Direction Thread Direction |
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RoHS (Restriction of Hazardous Substances) RoHS (Restriction ofHazardous Substances) |
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Round-Head Thumb Screw Profile Round-Head ThumbScrew Profile |
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![]() | Raised |
Hardness Hardness |
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About Thumb Screw and Binding Post Materials
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About Socket Head Screws
More
Plastic Socket Head Screws

These screws are chemical and oil resistant, nonconductive, and lightweight. Length is measured from under the head. Glass-filled nylon screws are reinforced with fiberglass to be twice as strong as standard nylon screws.
Coarse threads are the industry standard; choose these screws if you don’t know the pitch or threads per inch. Fine threads are closely spaced to prevent loosening from vibration. They are not compatible with coarse threads.
For technical drawings and 3-D models, click on a part number.
Head | ||||||||||
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Lg. | Threading | Thread Spacing | Dia. | Ht. | Drive Size | Temp. Range, °F | Color | Pkg. Qty. | Pkg. | |
Glass-Filled Nylon Plastic | ||||||||||
2-56 | ||||||||||
1/8" | Fully Threaded | Coarse | 9/64" | 0.086" | 5/64" | -20° to 230° | Off-White | 25 | 000000000 | 000000 |
3/16" | Fully Threaded | Coarse | 9/64" | 0.086" | 5/64" | -20° to 230° | Off-White | 25 | 000000000 | 00000 |
1/4" | Fully Threaded | Coarse | 9/64" | 0.086" | 5/64" | -20° to 230° | Off-White | 25 | 000000000 | 00000 |
5/16" | Fully Threaded | Coarse | 9/64" | 0.086" | 5/64" | -20° to 230° | Off-White | 25 | 000000000 | 00000 |
3/8" | Fully Threaded | Coarse | 9/64" | 0.086" | 5/64" | -20° to 230° | Off-White | 25 | 000000000 | 00000 |
1/2" | Fully Threaded | Coarse | 9/64" | 0.086" | 5/64" | -20° to 230° | Off-White | 25 | 000000000 | 00000 |
4-40 | ||||||||||
1/8" | Fully Threaded | Coarse | 0.183" | 0.112" | 3/32" | -20° to 230° | Off-White | 25 | 000000000 | 00000 |
3/16" | Fully Threaded | Coarse | 0.183" | 0.112" | 3/32" | -20° to 230° | Off-White | 25 | 000000000 | 00000 |
1/4" | Fully Threaded | Coarse | 0.183" | 0.112" | 3/32" | -20° to 230° | Off-White | 25 | 000000000 | 00000 |
5/16" | Fully Threaded | Coarse | 0.183" | 0.112" | 3/32" | -20° to 230° | Off-White | 25 | 000000000 | 00000 |
3/8" | Fully Threaded | Coarse | 0.183" | 0.112" | 3/32" | -20° to 230° | Off-White | 25 | 000000000 | 00000 |
1/2" | Fully Threaded | Coarse | 0.183" | 0.112" | 3/32" | -20° to 230° | Off-White | 25 | 000000000 | 00000 |
5/8" | Fully Threaded | Coarse | 0.183" | 0.112" | 3/32" | -20° to 230° | Off-White | 25 | 000000000 | 00000 |
3/4" | Fully Threaded | Coarse | 0.183" | 0.112" | 3/32" | -20° to 230° | Off-White | 25 | 000000000 | 00000 |
1" | Fully Threaded | Coarse | 0.183" | 0.112" | 3/32" | -20° to 230° | Off-White | 25 | 000000000 | 00000 |
6-32 | ||||||||||
1/4" | Fully Threaded | Coarse | 0.226" | 0.138" | 7/64" | -20° to 230° | Off-White | 10 | 000000000 | 0000 |
3/8" | Fully Threaded | Coarse | 0.226" | 0.138" | 7/64" | -20° to 230° | Off-White | 10 | 000000000 | 0000 |
1/2" | Fully Threaded | Coarse | 0.226" | 0.138" | 7/64" | -20° to 230° | Off-White | 10 | 000000000 | 0000 |
3/4" | Fully Threaded | Coarse | 0.226" | 0.138" | 7/64" | -20° to 230° | Off-White | 10 | 000000000 | 0000 |
1" | Fully Threaded | Coarse | 0.226" | 0.138" | 7/64" | -20° to 230° | Off-White | 10 | 000000000 | 0000 |
8-32 | ||||||||||
3/8" | Fully Threaded | Coarse | 0.27" | 0.164" | 9/64" | -20° to 230° | Off-White | 10 | 000000000 | 0000 |
1/2" | Fully Threaded | Coarse | 0.27" | 0.164" | 9/64" | -20° to 230° | Off-White | 10 | 000000000 | 0000 |
5/8" | Fully Threaded | Coarse | 0.27" | 0.164" | 9/64" | -20° to 230° | Off-White | 10 | 000000000 | 0000 |
3/4" | Fully Threaded | Coarse | 0.27" | 0.164" | 9/64" | -20° to 230° | Off-White | 10 | 000000000 | 0000 |
1" | Fully Threaded | Coarse | 0.27" | 0.164" | 9/64" | -20° to 230° | Off-White | 10 | 000000000 | 0000 |
10-24 | ||||||||||
1/4" | Fully Threaded | Coarse | 5/16" | 0.19" | 5/32" | -20° to 230° | Off-White | 25 | 000000000 | 00000 |
3/8" | Fully Threaded | Coarse | 5/16" | 0.19" | 5/32" | -20° to 230° | Off-White | 25 | 000000000 | 00000 |
1/2" | Fully Threaded | Coarse | 5/16" | 0.19" | 5/32" | -20° to 230° | Off-White | 25 | 000000000 | 00000 |
5/8" | Fully Threaded | Coarse | 5/16" | 0.19" | 5/32" | -20° to 230° | Off-White | 25 | 000000000 | 00000 |
3/4" | Fully Threaded | Coarse | 5/16" | 0.19" | 5/32" | -20° to 230° | Off-White | 25 | 000000000 | 00000 |
1" | Fully Threaded | Coarse | 5/16" | 0.19" | 5/32" | -20° to 230° | Off-White | 25 | 000000000 | 00000 |
10-32 | ||||||||||
1/2" | Fully Threaded | Fine | 5/16" | 0.19" | 5/32" | -20° to 230° | Off-White | 10 | 000000000 | 0000 |
3/4" | Fully Threaded | Fine | 5/16" | 0.19" | 5/32" | -20° to 230° | Off-White | 10 | 000000000 | 0000 |
1" | Fully Threaded | Fine | 5/16" | 0.19" | 5/32" | -20° to 230° | Off-White | 10 | 000000000 | 0000 |
1 1/4" | Fully Threaded | Fine | 5/16" | 0.19" | 5/32" | -20° to 230° | Off-White | 10 | 000000000 | 0000 |
1 1/2" | Fully Threaded | Fine | 5/16" | 0.19" | 5/32" | -20° to 230° | Off-White | 10 | 000000000 | 0000 |
2" | Fully Threaded | Fine | 5/16" | 0.19" | 5/32" | -20° to 230° | Off-White | 10 | 000000000 | 0000 |
1/4"-20 | ||||||||||
5/8" | Fully Threaded | Coarse | 3/8" | 1/4" | 3/16" | -20° to 230° | Off-White | 10 | 000000000 | 0000 |
3/4" | Fully Threaded | Coarse | 3/8" | 1/4" | 3/16" | -20° to 230° | Off-White | 10 | 000000000 | 0000 |
7/8" | Fully Threaded | Coarse | 3/8" | 1/4" | 3/16" | -20° to 230° | Off-White | 10 | 000000000 | 0000 |
1" | Fully Threaded | Coarse | 3/8" | 1/4" | 3/16" | -20° to 230° | Off-White | 10 | 000000000 | 00000 |
1 1/4" | Fully Threaded | Coarse | 3/8" | 1/4" | 3/16" | -20° to 230° | Off-White | 10 | 000000000 | 00000 |
1 1/2" | Fully Threaded | Coarse | 3/8" | 1/4" | 3/16" | -20° to 230° | Off-White | 10 | 000000000 | 00000 |
2" | Fully Threaded | Coarse | 3/8" | 1/4" | 3/16" | -20° to 230° | Off-White | 10 | 000000000 | 00000 |
M3 × 0.5mm | ||||||||||
5mm | Fully Threaded | Coarse | 4.6mm | 2.8mm | 3/32" | -20° to 230° | Off-White | 25 | 000000000 | 00000 |
6mm | Fully Threaded | Coarse | 4.6mm | 2.8mm | 3/32" | -20° to 230° | Off-White | 25 | 000000000 | 00000 |
M4 × 0.7mm | ||||||||||
8mm | Fully Threaded | Coarse | 6.8mm | 4.2mm | 9/64" | -20° to 230° | Off-White | 25 | 000000000 | 00000 |
10mm | Fully Threaded | Coarse | 6.8mm | 4.2mm | 9/64" | -20° to 230° | Off-White | 25 | 000000000 | 00000 |
12mm | Fully Threaded | Coarse | 6.8mm | 4.2mm | 9/64" | -20° to 230° | Off-White | 25 | 000000000 | 00000 |
14mm | Fully Threaded | Coarse | 6.8mm | 4.2mm | 9/64" | -20° to 230° | Off-White | 25 | 000000000 | 00000 |
16mm | Fully Threaded | Coarse | 6.8mm | 4.2mm | 9/64" | -20° to 230° | Off-White | 25 | 000000000 | 00000 |
M5 × 0.8mm | ||||||||||
10mm | Fully Threaded | Coarse | 7.9mm | 4.8mm | 5/32" | -20° to 230° | Off-White | 25 | 000000000 | 00000 |
12mm | Fully Threaded | Coarse | 7.9mm | 4.8mm | 5/32" | -20° to 230° | Off-White | 25 | 000000000 | 00000 |
20mm | Fully Threaded | Coarse | 7.9mm | 4.8mm | 5/32" | -20° to 230° | Off-White | 25 | 000000000 | 00000 |
25mm | Fully Threaded | Coarse | 7.9mm | 4.8mm | 5/32" | -20° to 230° | Off-White | 25 | 000000000 | 00000 |
M6 × 1mm | ||||||||||
12mm | Fully Threaded | Coarse | 9.5mm | 6.4mm | 3/16" | -20° to 230° | Off-White | 25 | 000000000 | 00000 |
20mm | Fully Threaded | Coarse | 9.5mm | 6.4mm | 3/16" | -20° to 230° | Off-White | 25 | 000000000 | 00000 |
25mm | Fully Threaded | Coarse | 9.5mm | 6.4mm | 3/16" | -20° to 230° | Off-White | 25 | 000000000 | 00000 |
30mm | Fully Threaded | Coarse | 9.5mm | 6.4mm | 3/16" | -20° to 230° | Off-White | 25 | 000000000 | 00000 |
High-Strength Glass-Filled Nylon Raised-Head Thumb Screws

These thumb screws have a raised head that makes them easy to grip. Stronger than standard nylon, they're chemical resistant, nonconductive, and lightweight. A knurled head allows for slip-resistant controlled adjustment. Length is measured from under the collar.
For technical drawings and 3-D models, click on a part number.
Head | Collar | |||||||||
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Lg. | Dia. | Ht. | Dia. | Ht. | Temperature Range, °F | Tensile Strength, psi | Color | Pkg. Qty. | Pkg. | |
Glass-Filled Nylon Plastic | ||||||||||
6-32 | ||||||||||
1/4" | 23/64" | 9/32" | 19/64" | 5/32" | -40° to 185° | 18,000 | Off-White | 25 | 000000000 | 000000 |
3/8" | 23/64" | 9/32" | 19/64" | 5/32" | -40° to 185° | 18,000 | Off-White | 25 | 000000000 | 00000 |
1/2" | 23/64" | 9/32" | 19/64" | 5/32" | -40° to 185° | 18,000 | Off-White | 25 | 000000000 | 00000 |
8-32 | ||||||||||
3/8" | 27/64" | 5/16" | 3/8" | 11/64" | -40° to 185° | 18,000 | Off-White | 25 | 000000000 | 00000 |
1/2" | 27/64" | 5/16" | 3/8" | 11/64" | -40° to 185° | 18,000 | Off-White | 25 | 000000000 | 00000 |
3/4" | 27/64" | 5/16" | 3/8" | 11/64" | -40° to 185° | 18,000 | Off-White | 25 | 000000000 | 00000 |
10-32 | ||||||||||
3/8" | 27/64" | 21/64" | 21/64" | 3/16" | -40° to 185° | 18,000 | Off-White | 25 | 000000000 | 00000 |
1/2" | 27/64" | 21/64" | 21/64" | 3/16" | -40° to 185° | 18,000 | Off-White | 25 | 000000000 | 00000 |
3/4" | 27/64" | 21/64" | 21/64" | 3/16" | -40° to 185° | 18,000 | Off-White | 25 | 000000000 | 00000 |
1" | 27/64" | 21/64" | 21/64" | 3/16" | -40° to 185° | 18,000 | Off-White | 25 | 000000000 | 00000 |
1 1/2" | 27/64" | 21/64" | 21/64" | 3/16" | -40° to 185° | 18,000 | Off-White | 25 | 000000000 | 00000 |
1/4"-20 | ||||||||||
1/2" | 35/64" | 23/64" | 31/64" | 13/64" | -40° to 185° | 18,000 | Off-White | 25 | 000000000 | 00000 |
3/4" | 35/64" | 23/64" | 31/64" | 13/64" | -40° to 185° | 18,000 | Off-White | 25 | 000000000 | 00000 |
1" | 35/64" | 23/64" | 31/64" | 13/64" | -40° to 185° | 18,000 | Off-White | 25 | 000000000 | 00000 |
1 1/2" | 35/64" | 23/64" | 31/64" | 13/64" | -40° to 185° | 18,000 | Off-White | 25 | 000000000 | 00000 |