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Material Material |
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Thread Size Thread Size |
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Hex Nut Profile Hex Nut Profile |
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![]() | Thin |
Nut Type Nut Type |
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![]() | Hex |
Thread Direction Thread Direction |
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Drive Style Drive Style |
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DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement) |
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RoHS (Restriction of Hazardous Substances) RoHS (Restriction ofHazardous Substances) |
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For Conduit Material For Conduit Material |
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Thread Fit Thread Fit |
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Thread Spacing Thread Spacing |
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REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration,Evaluation, Authorization and Restriction of Chemicals) |
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Specifications Met Specifications Met |
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About Conduit
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About Nuts, Materials, and Finishes
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Plastic Thin Hex Nuts

Made from nylon 6/6, these nuts are chemical resistant, nonconductive, and lightweight. Also known as jam nuts, they are about half the height of standard hex nuts. Use them in low-clearance applications or jam one against another nut to hold it in place.
For technical drawings and 3-D models, click on a part number.
Thread Size | Wd. | Ht. | Temp. Range, ° F | Choose a Color | Pkg. Qty. | Pkg. | |
Nylon 6/6 Plastic | |||||||
---|---|---|---|---|---|---|---|
1/4"-20 | 7/16" | 5/32" | -40° to 185° | 100 | 000000000 | 000000 | |
5/16"-18 | 33/64" | 3/16" | -40° to 185° | 50 | 000000000 | 00000 | |
3/8"-16 | 33/64" | 1/8" | -40° to 185° | 50 | 000000000 | 00000 | |
1/2"-13 | 45/64" | 7/32" | -40° to 185° | 25 | 000000000 | 00000 | |
5/8"-11 | 61/64" | 3/8" | -40° to 185° | 10 | 000000000 | 00000 | |
3/4"-10 | 1 1/8" | 1/4" | -40° to 185° | 10 | 000000000 | 00000 | |
1"-8 | 1 31/64" | 13/32" | -40° to 185° | 10 | 000000000 | 00000 |
Locknuts for Plastic Conduit Fittings

Nylon

PVC
Secure threaded plastic conduit fittings to a knockout in an outlet box or enclosure. PVC locknuts are compatible with PVC Schedule 40 and Schedule 80 conduit with NPT and NPSM threads.
For technical drawings and 3-D models, click on a part number.
Black | Gray | |||||
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Thread Size | Pipe Size | Specifications Met | Each | Each | ||
Nylon | ||||||
NPT Threads | ||||||
__ | 1/4 | __ | 00000000 | 00000 | 00000000 | 00000 |
__ | 3/8 | __ | 00000000 | 000 | 00000000 | 000 |
__ | 1/2 | __ | 00000000 | 000 | 00000000 | 0000 |
__ | 3/4 | __ | 00000000 | 0000 | 00000000 | 0000 |
__ | 1 | __ | 00000000 | 0000 | 00000000 | 0000 |
__ | 1 1/2 | __ | 00000000 | 0000 | 00000000 | 0000 |
__ | 1 1/4 | __ | 00000000 | 0000 | 00000000 | 0000 |
__ | 2 | __ | 00000000 | 00000 | 00000000 | 00000 |
PG Threads | ||||||
PG-7 | __ | __ | 0000000 | 000 | 00000000 | 000 |
PG-9 | __ | __ | 00000000 | 0000 | 00000000 | 0000 |
PG-11 | __ | __ | 0000000 | 0000 | 00000000 | 0000 |
PG-13.5 | __ | __ | 0000000 | 0000 | 0000000 | 0000 |
PG-16 | __ | __ | 0000000 | 0000 | 00000000 | 0000 |
PG-21 | __ | __ | 0000000 | 0000 | 00000000 | 0000 |
PG-29 | __ | __ | 0000000 | 0000 | 00000000 | 0000 |
PG-36 | __ | __ | 0000000 | 00000 | 00000000 | 00000 |
PG-48 | __ | __ | 00000000 | 00000 | 000000 | 00 |
Metric Threads | ||||||
M12 | __ | __ | 00000000 | 0000 | 00000000 | 0000 |
M16 | __ | __ | 00000000 | 0000 | 00000000 | 0000 |
M20 | __ | __ | 0000000 | 0000 | 00000000 | 0000 |
M25 | __ | __ | 00000000 | 0000 | 00000000 | 0000 |
M32 | __ | __ | 00000000 | 0000 | 00000000 | 0000 |
M40 | __ | __ | 00000000 | 0000 | 00000000 | 0000 |
M50 | __ | __ | 00000000 | 00000 | 000000 | 00 |
M63 | __ | __ | 00000000 | 00000 | 00000000 | 00000 |
PVC | ||||||
NPSM Threads | ||||||
__ | 1/2 | UL Recognized Component | 000000 | 00 | 0000000 | 000 |
__ | 3/4 | UL Recognized Component | 000000 | 00 | 0000000 | 0000 |
__ | 1 | UL Recognized Component | 000000 | 00 | 0000000 | 0000 |