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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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| Nylon Insert | Distorted Thread |
REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration,Evaluation, Authorization and Restriction of Chemicals) |
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Fastener Strength Grade/Class Fastener StrengthGrade/Class |
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About Nuts, Materials, and Finishes
More
18-8 Stainless Steel Cap Nuts
These cap nuts have good chemical resistance and may be mildly magnetic. 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. | Pkg. Qty. | Pkg. | |
18-8 Stainless Steel | ||||||
| 10-24 | 3/16" | 3/8" | 13/32" | 10 | 000000000 | 00000 |
Super-Corrosion-Resistant 316 Stainless Steel Cap Nuts
These cap nuts have excellent resistance to chemicals and salt water. Also known as acorn nuts, they have a smooth rounded head that covers and protects threads while providing a finished appearance. They may be mildly magnetic.
For technical drawings and 3-D models, click on a part number.
Thread | ||||||
|---|---|---|---|---|---|---|
| Size | Dp. | Wd. | Ht. | Pkg. Qty. | Pkg. | |
316 Stainless Steel | ||||||
| 10-24 | 3/16" | 3/8" | 13/32" | 5 | 000000000 | 000000 |
Low-Strength Steel Cap Nuts
Also known as acorn nuts, these nuts have a smooth rounded head that covers and protects threads while providing a finished appearance. About half the strength of medium-strength steel cap nuts, use them in light duty fastening applications, such as securing access panels.
Zinc-plated steel cap nuts resist corrosion in wet environments.
Nickel-plated steel cap nuts have excellent resistance to chemicals and salt water and have a decorative metallic finish.
Black corrosion-resistant-coated steel cap nuts have excellent resistance to chemicals and salt water.
For technical drawings and 3-D models, click on a part number.
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.
Brass Cap Nuts
These cap nuts are corrosion resistant in wet environments, electrically conductive, and nonmagnetic. Also known as acorn nuts, they have a smooth rounded head that covers and protects threads while providing a finished appearance. All have excellent resistance to chemicals and salt water and have a decorative metallic finish.
For technical drawings and 3-D models, click on a part number.
Aluminum Cap Nuts
One-third the weight of steel, aluminum cap nuts resist corrosion in wet environments and are nonmagnetic. Also known 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. | Pkg. Qty. | Pkg. | |
2011 Aluminum | ||||||
| 10-24 | 5/32" | 3/8" | 11/32" | 25 | 000000000 | 000000 |
Low-Profile Cap Nuts
About 20% shorter than standard cap nuts, use these in low-profile applications. Also known as acorn nuts, they have a smooth rounded head that covers and protects threads while providing a finished appearance. Made from 18-8 stainless steel, they have good chemical resistance.
For technical drawings and 3-D models, click on a part number.
Thread | ||||||
|---|---|---|---|---|---|---|
| Size | Dp. | Wd. | Ht. | Pkg. Qty. | Pkg. | |
18-8 Stainless Steel | ||||||
| 10-24 | 7/32" | 3/8" | 11/32" | 10 | 000000000 | 000000 |
Distorted-Thread Cap Locknuts
An irregularly shaped thread grips the bolt for a stronger hold than nylon-insert cap locknuts. Also known as acorn locknuts, a smooth rounded head that covers and protects threads while providing a finished appearance. Made from 18-8 stainless steel, they have good chemical resistance.
For technical drawings and 3-D models, click on a part number.
Thread | ||||||
|---|---|---|---|---|---|---|
| Size | Dp. | Wd. | Ht. | Pkg. Qty. | Pkg. | |
18-8 Stainless Steel | ||||||
| 10-24 | 3/16" | 3/8" | 13/32" | 10 | 000000000 | 000000 |
Nylon-Insert Cap Locknuts
The nylon cap covers and grips the threads to resist loosening. They’re reusable, but their holding power lessens with each use. Nuts are steel with a nylon 6/6 cap and insert.
Zinc-plated nuts have a layer of zinc that protects the steel from rust in wet environments.
For technical drawings and 3-D models, click on a part number.
Thread | |||||||
|---|---|---|---|---|---|---|---|
| Size | Dp. | Wd. | Ht. | Insert Max. Temp., °F | Pkg. Qty. | Pkg. | |
Zinc-Plated Steel—Grade 2 | |||||||
| 10-24 | 9/64" | 3/8" | 23/64" | 250° | 25 | 000000000 | 00000 |
Open-End Cap Nuts
An open dome allows these cap nuts to be used on bolts or rods of any length. Their domed shape provides a finished appearance. Made from 18-8 stainless steel, they have good chemical resistance.
For technical drawings and 3-D models, click on a part number.
Thread | |||||
|---|---|---|---|---|---|
| Size | Dp. | Wd. | Ht. | Each | |
18-8 Stainless Steel | |||||
| 10-24 | 5/16" | 7/16" | 5/16" | 000000000 | 00000 |