System of Measurement System of Measurement |
---|
|
Thread Size Thread Size | Show |
---|
Thread Size Thread Size | Hide |
---|
Material Material |
---|
|
Thread Spacing Thread Spacing |
---|
Drive Style Drive Style |
---|
![]() | |
Finish Finish |
---|
|
Specifications Met Specifications Met |
---|
|
Thread Direction Thread Direction |
---|
![]() | |
RoHS (Restriction of Hazardous Substances) RoHS (Restriction ofHazardous Substances) |
---|
|
Thread Type Thread Type |
---|
REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration,Evaluation, Authorization and Restriction of Chemicals) |
---|
|
Threading Threading |
---|
![]() | Fully Threaded |
![]() | Partially Threaded |
DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement) |
---|
Cap Nut Profile Cap Nut Profile |
---|
![]() | Standard |
About Nuts, Materials, and Finishes
More
Low-Strength Steel Hex Nuts

About half the strength of medium-strength steel nuts, these nuts are for light duty fastening applications, such as securing access panels.
Zinc-plated steel nuts resist corrosion in wet environments.
For technical drawings and 3-D models, click on a part number.
Thread Size | Wd. | Ht. | Specifications Met | Pkg. Qty. | Pkg. | |
Zinc-Plated Steel | ||||||
---|---|---|---|---|---|---|
0-80 | 5/32" | 3/64" | ASME B18.6.3 | 100 | 000000000 | 00000 |
18-8 Stainless Steel Hex Nuts

These nuts have good chemical resistance and may be mildly magnetic.
Black-oxide stainless steel nuts have a dark surface color.
For technical drawings and 3-D models, click on a part number.
Mil. Spec. 18-8 Stainless Steel Hex Nuts

Choose these nuts for their adherence to strict military standards for material and construction. They're passivated for excellent corrosion resistance. Nuts may be mildly magnetic.
For technical drawings and 3-D models, click on a part number.
Thread Size | Wd. | Ht. | Specifications Met | Pkg. Qty. | Pkg. | |
18-8 Stainless Steel | ||||||
---|---|---|---|---|---|---|
0-80 | 5/32" | 3/64" | Fed. Spec. FF-N-836, MS35650-314, Fed. Spec. QQ-P-35 | 5 | 000000000 | 00000 |
Brass Hex Nuts

These nuts are corrosion resistant in wet environments, electrically conductive, and nonmagnetic.
For technical drawings and 3-D models, click on a part number.
Thread Size | Wd. | Ht. | Pkg. Qty. | Pkg. | |
Brass | |||||
---|---|---|---|---|---|
0-80 | 5/32" | 3/64" | 100 | 000000000 | 00000 |
18-8 Stainless Steel Narrow Hex Nuts

These 18-8 stainless steel nuts have good chemical resistance and may be mildly magnetic. Also known as small-pattern hex nuts, they are about 20% narrower than standard hex nuts for use in tight spaces where standard hex nuts won’t fit.
Black-oxide nuts have a dark surface color.
For technical drawings and 3-D models, click on a part number.
Mil. Spec. 18-8 Stainless Steel Narrow Hex Nuts


Choose these nuts for their adherence to strict military standards for material and construction. They have good chemical resistance and may be mildly magnetic. Also known as small-pattern hex nuts, they are about 20% narrower than standard hex nuts for use in tight spaces where standard hex nuts won’t fit.
For technical drawings and 3-D models, click on a part number.
Thread Size | Wd. | Ht. | Specifications Met | Pkg. Qty. | Pkg. | |
18-8 Stainless Steel | ||||||
---|---|---|---|---|---|---|
0-80 | 1/8" | 3/64" | Fed. Spec. FF-N-836, NAS671C0 | 10 | 000000000 | 000000 |
Brass Narrow Hex Nuts

Made from brass, these nuts are corrosion resistant in wet environments, electrically conductive, and nonmagnetic. Also known as small-pattern hex nuts, they are about 20% narrower than standard hex nuts for use in tight spaces where standard hex nuts won’t fit.
For technical drawings and 3-D models, click on a part number.
Thread Size | Wd. | Ht. | Pkg. Qty. | Pkg. | |
Brass | |||||
---|---|---|---|---|---|
0-80 | 3/32" | 3/64" | 10 | 000000000 | 000000 |
18-8 Stainless Steel Coupling Nuts

These coupling nuts have good chemical resistance and may be mildly magnetic. Also known as extension nuts, use them to connect and extend threaded rods.
For technical drawings and 3-D models, click on a part number.
Each | |||||
---|---|---|---|---|---|
Thread Size | Lg. | Wd. | 1-9 | 10-Up | |
18-8 Stainless Steel | |||||
0-80 | 1/4" | 1/8" | 000000000 | 00000 | 00000 |
Super-Corrosion-Resistant 316 Stainless Steel Coupling Nuts

These coupling nuts have excellent resistance to chemicals and salt water. Also known as extension nuts, use them to connect and extend threaded rods. They may be mildly magnetic.
For technical drawings and 3-D models, click on a part number.
Each | |||||
---|---|---|---|---|---|
Thread Size | Lg. | Wd. | 1-9 | 10-Up | |
316 Stainless Steel | |||||
0-80 | 3/8" | 1/4" | 000000000 | 00000 | 00000 |
Stainless Steel Extra-Long Coupling Nuts

These coupling nuts have good chemical resistance. Also known as sleeve nuts, they're at least twice the length of standard coupling nuts to provide more room to connect and extend long lengths of threaded rods.
For technical drawings and 3-D models, click on a part number.
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 | ||||||
0-80 | 1/16" | 3/16" | 3/16" | 1 | 000000000 | 00000 |
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.
Thread | ||||||
---|---|---|---|---|---|---|
Size | Dp. | Wd. | Ht. | Pkg. Qty. | Pkg. | |
Brass | ||||||
0-80 | 1/16" | 3/16" | 3/16" | 1 | 000000000 | 00000 |
18-8 Stainless Steel Knurled-Head Thumb Nuts

These thumb nuts have good chemical resistance and may be mildly magnetic. The head is knurled for slip-resistant controlled adjustment and the collar raises the head to make it easy to grip.
For technical drawings and 3-D models, click on a part number.
Collar | ||||||||
---|---|---|---|---|---|---|---|---|
Thread Size | Dia. | Ht. | Head Dia. | Ht. | Threading | Pkg. Qty. | Pkg. | |
18-8 Stainless Steel | ||||||||
0-80 | 7/32" | 3/16" | 3/8" | 1/4" | Fully Threaded | 1 | 000000000 | 00000 |
18-8 Stainless Steel Flanged Knurled-Head Thumb Nuts

These thumb nuts have good chemical resistance and may be mildly magnetic. The flange distributes the load over a large area and reduces stress where the nut meets the material surface. A knurled head provides a slip-resistant grip for controlled adjustment.
For technical drawings and 3-D models, click on a part number.
Collar | |||||||
---|---|---|---|---|---|---|---|
Thread Size | Dia. | Ht. | Head Dia. | Ht. | Threading | Each | |
18-8 Stainless Steel | |||||||
0-80 | 5/32" | 1/8" | 7/32" | 1/4" | Fully Threaded | 000000000 | 00000 |
Brass Flanged Knurled-Head Thumb Nuts

These thumb nuts are corrosion resistant in wet environments, electrically conductive, and nonmagnetic. The flange distributes the load over a large area and reduces stress where the nut meets the material surface. A knurled head provides a slip-resistant grip for controlled adjustment.
For technical drawings and 3-D models, click on a part number.
Collar | |||||||
---|---|---|---|---|---|---|---|
Thread Size | Dia. | Ht. | Head Dia. | Ht. | Pkg. Qty. | Pkg. | |
Brass | |||||||
0-80 | 5/32" | 1/8" | 7/32" | 1/4" | 1 | 000000000 | 00000 |
Female Threaded Hex Standoffs

Standoffs position components in assemblies, as well as separate or connect parts. The flat sides of the hex ensure a firm grip when tightening with a wrench.
18-8 stainless steel standoffs have good corrosion resistance and may be mildly magnetic.
Zinc-plated steel standoffs provide some corrosion resistance.
Aluminum standoffs are lightweight, nonmagnetic, and mildly corrosion resistant. Material can vary between 6061 and 2011 aluminum.
For technical drawings and 3-D models, click on a part number.



Each | ||||||||
---|---|---|---|---|---|---|---|---|
Lg. | Thread Size | Threading | Thread Lg. | Min. Thread Lg. | Specifications Met | 1-9 | 10-Up | |
1/8" Hex Size | ||||||||
1/8" | 0-80 | Fully Threaded | 1/8" | __ | ASTM A582 | 000000000 | 00000 | 00000 |
3/16" | 0-80 | Fully Threaded | 3/16" | __ | ASTM A582 | 000000000 | 0000 | 0000 |
1/4" | 0-80 | Fully Threaded | 1/4" | __ | ASTM A582 | 000000000 | 0000 | 0000 |
9/32" | 0-80 | Fully Threaded | 9/32" | __ | ASTM A582 | 000000000 | 0000 | 0000 |
5/16" | 0-80 | Fully Threaded | 5/16" | __ | ASTM A582 | 000000000 | 0000 | 0000 |
3/8" | 0-80 | Fully Threaded | 3/8" | __ | ASTM A582 | 000000000 | 0000 | 0000 |
7/16" | 0-80 | Partially Threaded | __ | 3/16" | ASTM A582 | 000000000 | 0000 | 0000 |
1/2" | 0-80 | Partially Threaded | __ | 3/16" | ASTM A582 | 000000000 | 0000 | 0000 |



Each | |||||||
---|---|---|---|---|---|---|---|
Lg. | Thread Size | Threading | Thread Lg. | Min. Thread Lg. | 1-9 | 10-Up | |
1/8" Hex Size | |||||||
1/8" | 0-80 | Fully Threaded | 1/8" | __ | 000000000 | 00000 | 00000 |
3/16" | 0-80 | Fully Threaded | 3/16" | __ | 000000000 | 0000 | 0000 |
1/4" | 0-80 | Fully Threaded | 1/4" | __ | 000000000 | 0000 | 0000 |
9/32" | 0-80 | Fully Threaded | 9/32" | __ | 000000000 | 0000 | 0000 |
5/16" | 0-80 | Fully Threaded | 5/16" | __ | 000000000 | 0000 | 0000 |
3/8" | 0-80 | Fully Threaded | 3/8" | __ | 000000000 | 0000 | 0000 |
7/16" | 0-80 | Partially Threaded | __ | 3/16" | 000000000 | 0000 | 0000 |
1/2" | 0-80 | Partially Threaded | __ | 3/16" | 000000000 | 0000 | 0000 |



Each | |||||||
---|---|---|---|---|---|---|---|
Lg. | Thread Size | Threading | Thread Lg. | Min. Thread Lg. | 1-9 | 10-Up | |
1/8" Hex Size | |||||||
1/8" | 0-80 | Fully Threaded | 1/8" | __ | 000000000 | 00000 | 00000 |
3/16" | 0-80 | Fully Threaded | 3/16" | __ | 000000000 | 000 | 000 |
1/4" | 0-80 | Fully Threaded | 1/4" | __ | 000000000 | 000 | 000 |
9/32" | 0-80 | Fully Threaded | 9/32" | __ | 000000000 | 000 | 000 |
5/16" | 0-80 | Fully Threaded | 5/16" | __ | 000000000 | 000 | 000 |
3/8" | 0-80 | Fully Threaded | 3/8" | __ | 000000000 | 000 | 000 |
7/16" | 0-80 | Partially Threaded | __ | 3/16" | 000000000 | 000 | 000 |
1/2" | 0-80 | Partially Threaded | __ | 3/16" | 000000000 | 000 | 000 |
Female Threaded Round Standoffs

Use standoffs to position components in assemblies, as well as to separate or connect parts.
18-8 stainless steel standoffs have good corrosion resistance and may be mildly magnetic.
Zinc-plated steel standoffs provide some corrosion resistance.
Aluminum standoffs are lightweight, nonmagnetic, and mildly corrosion resistant. Material can vary between 6061 and 2011 aluminum.
Zinc-plated brass standoffs are electrically conductive, nonmagnetic, and have a corrosion-resistant finish.
Nylon standoffs have excellent wear and abrasion resistance and also offer resistance to chemicals and solvents (except mineral acids). Exposure to moisture may cause them to expand.
For technical drawings and 3-D models, click on a part number.


Each | ||||||||
---|---|---|---|---|---|---|---|---|
Lg. | Thread Size | Threading | Thread Lg. | Min. Thread Lg. | Specifications Met | 1-9 | 10-Up | |
1/8" OD | ||||||||
1/4" | 0-80 | Fully Threaded | 1/4" | 1/8" | ASTM A581 or A582 | 000000000 | 00000 | 00000 |
5/16" | 0-80 | Fully Threaded | 5/16" | 1/8" | ASTM A581 or A582 | 000000000 | 0000 | 0000 |
3/8" | 0-80 | Partially Threaded | __ | 1/8" | ASTM A581 or A582 | 000000000 | 0000 | 0000 |
1/2" | 0-80 | Partially Threaded | __ | 1/8" | ASTM A581 or A582 | 000000000 | 0000 | 0000 |


Each | ||||||||
---|---|---|---|---|---|---|---|---|
Lg. | Thread Size | Threading | Thread Lg. | Min. Thread Lg. | Specifications Met | 1-9 | 10-Up | |
1/8" OD | ||||||||
1/4" | 0-80 | Fully Threaded | 1/4" | __ | ASTM B16 | 000000000 | 00000 | 00000 |
5/16" | 0-80 | Fully Threaded | 5/16" | __ | ASTM B16 | 000000000 | 0000 | 0000 |
3/8" | 0-80 | Fully Threaded | 3/8" | __ | ASTM B16 | 000000000 | 0000 | 0000 |
1/2" | 0-80 | Partially Threaded | __ | 3/16" | ASTM B16 | 000000000 | 0000 | 0000 |


Each | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
Lg. | Thread Size | Threading | Thread Lg. | Min. Thread Lg. | Temperature Range, °F | Color | Specifications Met | 1-9 | 10-Up | |
1/8" OD | ||||||||||
1/4" | 0-80 | Fully Threaded | 1/4" | 3/16" | -20° to 155° | Off-White | ASTM D4066, UL 94 V-2 | 000000000 | 00000 | 00000 |
5/16" | 0-80 | Fully Threaded | 5/16" | 3/16" | -20° to 155° | Off-White | ASTM D4066, UL 94 V-2 | 000000000 | 0000 | 0000 |
3/8" | 0-80 | Fully Threaded | 3/8" | 3/16" | -20° to 155° | Off-White | ASTM D4066, UL 94 V-2 | 000000000 | 0000 | 0000 |
1/2" | 0-80 | Partially Threaded | __ | 3/16" | -20° to 155° | Off-White | ASTM D4066, UL 94 V-2 | 000000000 | 0000 | 0000 |
Miniature Press-Fit Threaded Standoffs with Open End

Designed to fit in the limited space of compact electronics, such as laptops and hand-held devices, these standoffs have a recess under the head that clinches a panel while splines on the head bite in for an extra-stong hold. The open end creates a through hole. Standoffs have excellent wear resistance and may be mildly magnetic. Use a lever press to install.
For technical drawings and 3-D models, click on a part number.