Thread Size Thread Size |
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Material Material | Show |
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Cap Nut Profile Cap Nut Profile |
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Thread Depth Thread Depth |
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Drive Style Drive Style |
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Thread Spacing Thread Spacing |
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DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement) |
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Retaining Ring Style Retaining Ring Style |
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Retaining Ring Type Retaining Ring Type |
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Insert Material Insert Material |
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Minimum Hardness Minimum Hardness |
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About Nuts, Materials, and Finishes
More
Plastic Cap Nuts
These nylon 6/6 cap nuts are chemical resistant, nonconductive, and lightweight. Also known as acorn nuts, they have a smooth rounded head that covers and protects threads while providing a finished appearance.
For technical drawings and 3-D models, click on a part number.
Thread | ||||||||
|---|---|---|---|---|---|---|---|---|
| Size | Dp. | Wd. | Ht. | Temp. Range, °F | Choose a Color | Pkg. Qty. | Pkg. | |
Nylon 6/6 Plastic | ||||||||
| 4-40 | 13/64" | 1/4" | 9/32" | -40° to 185° | 100 | 000000000 | 000000 | |
| 6-32 | 17/64" | 19/64" | 11/32" | -40° to 185° | 100 | 000000000 | 00000 | |
| 8-32 | 17/64" | 21/64" | 3/8" | -40° to 185° | 100 | 000000000 | 00000 | |
| 10-24 | 1/4" | 23/64" | 13/32" | -40° to 185° | 100 | 000000000 | 00000 | |
| 10-32 | 5/16" | 23/64" | 13/32" | -40° to 185° | 100 | 000000000 | 00000 | |
| 1/4"-18 | 21/64" | 3/4" | 13/16" | -40° to 185° | 25 | 000000000 | 0000 | |
| 1/4"-20 | 5/16" | 27/64" | 15/32" | -40° to 185° | 100 | 000000000 | 00000 | |
| 1/4"-28 | 19/64" | 27/64" | 15/32" | -40° to 185° | 100 | 000000000 | 00000 | |
| 5/16"-18 | 23/64" | 1/2" | 17/32" | -40° to 185° | 50 | 000000000 | 00000 | |
| 5/16"-24 | 3/8" | 1/2" | 17/32" | -40° to 185° | 50 | 000000000 | 00000 | |
| 3/8"-16 | 3/8" | 9/16" | 5/8" | -40° to 185° | 25 | 000000000 | 00000 | |
| 3/8"-24 | 21/64" | 9/16" | 5/8" | -40° to 185° | 25 | 000000000 | 00000 | |
| 3/8"-32 | 13/32" | 9/16" | 5/8" | -40° to 185° | 25 | 000000000 | 00000 | |
| 7/16"-14 | 39/64" | 3/4" | 13/16" | -40° to 185° | 10 | 000000000 | 0000 | |
| 1/2"-13 | 31/64" | 3/4" | 13/16" | -40° to 185° | 25 | 000000000 | 00000 | |
| 1/2"-20 | 21/32" | 3/4" | 13/16" | -40° to 185° | 10 | 000000000 | 0000 | |
| 5/8"-11 | 17/32" | 15/16" | 31/32" | -40° to 185° | 20 | 000000000 | 00000 | |
Metric Plastic Cap Nuts
Made from nylon 6/6, these cap nuts are chemical resistant, nonconductive, and lightweight. Also known as acorn nuts, they have a smooth rounded head that covers and protects threads while providing a finished appearance.
For technical drawings and 3-D models, click on a part number.
Thread | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Size | Pitch, mm | Dp., mm | Wd., mm | Ht., mm | Temp. Range, °F | Choose a Color | Pkg. Qty. | Pkg. | |
Nylon 6/6 Plastic | |||||||||
| M4 | 0.7 | 5.9 | 7 | 8 | -40° to 185° | 100 | 000000000 | 000000 | |
| M5 | 0.8 | 6.8 | 8 | 10 | -40° to 185° | 100 | 000000000 | 00000 | |
| M6 | 1 | 8 | 10 | 12 | -40° to 185° | 100 | 000000000 | 00000 | |
| M8 | 1.25 | 8.6 | 13 | 15 | -40° to 185° | 50 | 000000000 | 00000 | |
| M10 | 1.5 | 11 | 17 | 18 | -40° to 185° | 25 | 000000000 | 00000 | |
| M12 | 1.75 | 13.9 | 19 | 20.5 | -40° to 185° | 25 | 000000000 | 00000 | |
Push-On Retaining Caps
Use these caps to hold components in place and protect shaft ends. Install these caps with a hammer or push them into place by hand.
For technical drawings and 3-D models, click on a part number.
| For OD | OD | Ht. | Insert Material | Min. Hardness | Temperature Range, °F | Magnetic Properties | Pkg. Qty. | Pkg. | |
Black Plastic | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| 5/32" | 21/32" | 23/64" | Steel | Rockwell C45 | -90° to 150° | Magnetic | 50 | 000000000 | 000000 |
| 3/16" | 21/32" | 23/64" | Steel | Rockwell C45 | -90° to 150° | Magnetic | 50 | 000000000 | 00000 |
| 1/4" | 27/32" | 23/64" | Steel | Rockwell C45 | -90° to 150° | Magnetic | 50 | 000000000 | 00000 |
| 5/16" | 27/32" | 29/64" | Steel | Rockwell C45 | -90° to 150° | Magnetic | 25 | 000000000 | 00000 |
| 3/8" | 55/64" | 15/32" | Steel | Rockwell C45 | -90° to 150° | Magnetic | 25 | 000000000 | 0000 |
| 7/16" | 53/64" | 7/16" | Steel | Rockwell C45 | -90° to 150° | Magnetic | 10 | 000000000 | 0000 |
| 1/2" | 1 5/16" | 41/64" | Steel | Rockwell C45 | -90° to 150° | Magnetic | 10 | 000000000 | 0000 |
| 5/8" | 1 5/16" | 41/64" | Steel | Rockwell C45 | -90° to 150° | Magnetic | 10 | 000000000 | 0000 |
White Plastic | |||||||||
| 1/8" | 21/32" | 23/64" | Steel | Rockwell C45 | -90° to 150° | Magnetic | 10 | 000000000 | 00000 |
| 3/16" | 21/32" | 11/32" | Steel | Rockwell C45 | -90° to 150° | Magnetic | 25 | 000000000 | 0000 |
| 3/8" | 55/64" | 15/32" | Steel | Rockwell C45 | -90° to 150° | Magnetic | 25 | 000000000 | 0000 |
Red Plastic | |||||||||
| 5/16" | 55/64" | 15/32" | Steel | Rockwell C45 | -90° to 150° | Magnetic | 25 | 000000000 | 0000 |
One-Piece Socket Retaining Rings
Secure 3/4" and larger square drive size impact sockets and adapters to a tool that has a hole- or a ring-and-hole style retainer. A crush gauge on the pin deforms when sockets become worn and need to be replaced.
For technical drawings and 3-D models, click on a part number.
| ID | Material | Each | |
For 3/4" Square Drive | |||
|---|---|---|---|
| 1 1/4" | Polyurethane Plastic | 0000000 | 00000 |
| 1 7/16" | Polyurethane Plastic | 0000000 | 0000 |
| 1 5/8" | Polyurethane Plastic | 0000000 | 0000 |
For 1" Square Drive | |||
| 1 3/4" | Polyurethane Plastic | 0000000 | 0000 |
| 2" | Polyurethane Plastic | 00000000 | 0000 |
| 2 1/8" | Polyurethane Plastic | 0000000 | 0000 |
| 2 1/4" | Polyurethane Plastic | 00000000 | 0000 |
| 3 1/8" | Polyurethane Plastic | 00000000 | 0000 |
For 1 1/2" Square Drive | |||
| 2 7/8" | Polyurethane Plastic | 0000000 | 0000 |