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Stainless Steel Hex Weld Nuts
Weld these nuts to flat and uneven stainless steel surfaces for a strong permanent hold. They have a collar pilot that assists alignment and prevents welding spatter from getting into threads.
All nuts meet ASME B1.1 and comply with specifications for dimensional standards.
For technical drawings and 3-D models, click on a part number.
Collar | |||||||||
---|---|---|---|---|---|---|---|---|---|
Thread Size | Wd. | Ht. | Dia. | Ht. | For Hole Dia. | Specifications Met | Pkg. Qty. | Pkg. | |
18-8 Stainless Steel | |||||||||
1/4"-20 | 1/2" | 3/16" | 13/32" | 0.047" | 27/64" | ASME B1.1 | 10 | 000000000 | 00000 |
1/4"-28 | 1/2" | 3/16" | 13/32" | 0.04" | 27/64" | ASME B1.1 | 10 | 000000000 | 0000 |
5/16"-18 | 9/16" | 7/32" | 15/32" | 0.047" | 31/64" | ASME B1.1 | 5 | 000000000 | 0000 |
3/8"-16 | 5/8" | 1/4" | 17/32" | 0.047" | 35/64" | ASME B1.1 | 5 | 000000000 | 0000 |
1/2"-13 | 13/16" | 3/8" | 23/32" | 0.06" | 47/64" | ASME B1.1 | 5 | 000000000 | 00000 |
Metric Stainless Steel Hex Weld Nuts
You can weld these nuts to flat and uneven uncoated stainless steel surfaces for a strong permanent hold. They have a collar pilot that assists alignment and prevents welding spatter from getting into threads.
For technical drawings and 3-D models, click on a part number.
Thread | Collar | |||||||||
---|---|---|---|---|---|---|---|---|---|---|
Size | Pitch, mm | Wd., mm | Ht., mm | Dia., mm | Ht., mm | For Hole Dia., mm | Specifications Met | Pkg. Qty. | Pkg. | |
18-8 Stainless Steel | ||||||||||
M3 | 0.5 | 7.5 | 2.5 | 4.5 | 0.55 | 4.5 | DIN 929 | 100 | 000000000 | 000000 |
M4 | 0.7 | 9 | 2.9 | 6 | 0.65 | 6 | DIN 929 | 50 | 000000000 | 0000 |
M5 | 0.8 | 10 | 3.3 | 7 | 0.7 | 7 | DIN 929 | 50 | 000000000 | 00000 |
M6 | 1 | 11 | 4.3 | 8 | 0.75 | 8 | DIN 929 | 25 | 000000000 | 0000 |
M8 | 1.25 | 14 | 5.6 | 10.5 | 0.9 | 10.5 | DIN 929 | 25 | 000000000 | 00000 |
M10 | 1.5 | 17 | 6.9 | 12.5 | 1.15 | 12.5 | DIN 929 | 10 | 000000000 | 0000 |
M12 | 1.75 | 19 | 8.6 | 14.8 | 1.4 | 14.8 | DIN 929 | 10 | 000000000 | 00000 |
M16 | 2 | 24 | 11.2 | 18.8 | 1.8 | 18.8 | DIN 929 | 1 | 000000000 | 00000 |
Stainless Steel Low-Profile Narrow-Base Weld Nuts with Projections
Projections on the base concentrate the weld and create space for heat to dissipate, protecting the threads on these weld nuts from deforming. Made of 18-8 stainless steel, they withstand mild chemicals and can be used in wet and outdoor environments. They have a slim base and a short barrel for use in tight spaces, such as channels, and in low-clearance areas. These weld nuts stand up to high torque and pull force better than rivet and press-fit nuts, making them the strongest way to add permanent threads to stainless steel sheets. You can also install them onto thick pieces of stainless steel.
For technical drawings and 3-D models, click on a part number.
Base | Barrel | |||||||||
---|---|---|---|---|---|---|---|---|---|---|
Thread Size | Lg. | Wd. | Thick. | Dia. | Ht. | For Hole Dia. | No. of Projections | Pkg. Qty. | Pkg. | |
18-8 Stainless Steel | ||||||||||
8-32 | 5/8" | 3/8" | 3/32" | 13/64" | 1/32" | 7/32" | 2 | 10 | 000000000 | 00000 |
10-24 | 5/8" | 3/8" | 3/32" | 15/64" | 1/32" | 1/4" | 2 | 10 | 000000000 | 0000 |
10-32 | 5/8" | 3/8" | 3/32" | 15/64" | 1/32" | 1/4" | 2 | 10 | 000000000 | 0000 |
1/4"-20 | 13/16" | 1/2" | 1/8" | 19/64" | 1/16" | 5/16" | 2 | 10 | 000000000 | 00000 |
1/4"-28 | 13/16" | 1/2" | 1/8" | 19/64" | 1/16" | 19/64" | 2 | 10 | 000000000 | 00000 |
5/16"-18 | 63/64" | 5/8" | 9/64" | 23/64" | 3/32" | 3/8" | 2 | 5 | 000000000 | 0000 |
5/16"-24 | 63/64" | 5/8" | 9/64" | 23/64" | 5/8" | 23/64" | 2 | 5 | 000000000 | 0000 |
3/8"-16 | 63/64" | 5/8" | 9/64" | 7/16" | 3/32" | 29/64" | 2 | 5 | 000000000 | 0000 |
3/8"-24 | 63/64" | 5/8" | 9/64" | 7/16" | 3/32" | 7/16" | 2 | 5 | 000000000 | 0000 |
1/2"-13 | 1 1/8" | 3/4" | 5/32" | 37/64" | 3/32" | 37/64" | 2 | 5 | 000000000 | 00000 |
Stainless Steel Low-Profile Narrow-Base Weld Nuts
With a slim base and a short barrel, these corrosion-resistant weld nuts fit in tight spaces and in low-clearance areas. Made of 18-8 stainless steel, they withstand mild chemicals and can be used in wet and outdoor environments. These weld nuts stand up to high torque and pull force better than rivet and press-fit nuts, making them the strongest way to add permanent threads to sheet metal and other flat, thin metal surfaces. You can also install them onto thick pieces of metal.
For technical drawings and 3-D models, click on a part number.
Base | Barrel | ||||||||
---|---|---|---|---|---|---|---|---|---|
Thread Size | Lg. | Wd. | Thick. | Dia. | Ht. | For Hole Dia. | Pkg. Qty. | Pkg. | |
18-8 Stainless Steel | |||||||||
8-32 | 7/8" | 7/16" | 3/32" | 13/64" | 1/32" | 7/32" | 10 | 000000000 | 000000 |
10-24 | 7/8" | 7/16" | 3/32" | 15/64" | 1/32" | 1/4" | 10 | 000000000 | 00000 |
10-32 | 7/8" | 7/16" | 3/32" | 15/64" | 1/32" | 1/4" | 10 | 000000000 | 00000 |
1/4"-20 | 1" | 7/16" | 3/32" | 19/64" | 1/32" | 5/16" | 5 | 000000000 | 0000 |
1/4"-20 | 1 1/8" | 1/2" | 1/8" | 19/64" | 3/64" | 5/16" | 5 | 000000000 | 0000 |
5/16"-18 | 1 1/2" | 5/8" | 9/64" | 23/64" | 5/64" | 3/8" | 5 | 000000000 | 00000 |
3/8"-16 | 1 1/2" | 5/8" | 9/64" | 7/16" | 3/32" | 29/64" | 5 | 000000000 | 00000 |
1/2"-13 | 1 1/2" | 51/64" | 5/32" | 19/32" | 3/32" | 39/64" | 1 | 000000000 | 0000 |
Stainless Steel Offset-Barrel Narrow-Base Weld Nuts
These weld nuts have an offset barrel so you can position threads near edges and corners. Weld them to thin and thick stainless steel surfaces to add strong, permanent threads that won’t corrode from contact with chemicals. With a narrow base, they fit in channels and other tight spaces where round-base nuts do not. They have a low profile, so they fit in low-clearance areas, too. These nuts have a flat base that acts as a flange to distribute the load, so they stand up to greater torque and pull force than rivet nuts.
For technical drawings and 3-D models, click on a part number.
Base | Barrel | ||||||||
---|---|---|---|---|---|---|---|---|---|
Thread Size | Lg. | Wd. | Thick. | Dia. | Ht. | For Hole Dia. | Pkg. Qty. | Pkg. | |
18-8 Stainless Steel | |||||||||
8-32 | 5/8" | 3/8" | 3/32" | 13/64" | 1/32" | 7/32" | 10 | 000000000 | 000000 |
10-24 | 5/8" | 3/8" | 3/32" | 15/64" | 1/32" | 1/4" | 10 | 000000000 | 00000 |
10-32 | 5/8" | 3/8" | 3/32" | 15/64" | 1/32" | 1/4" | 10 | 000000000 | 00000 |
1/4"-20 | 13/16" | 1/2" | 1/8" | 19/64" | 1/16" | 5/16" | 10 | 000000000 | 00000 |
1/4"-28 | 13/16" | 1/2" | 1/8" | 19/64" | 1/16" | 5/16" | 10 | 000000000 | 00000 |
5/16"-18 | 1 1/8" | 5/8" | 9/64" | 23/64" | 3/32" | 3/8" | 5 | 000000000 | 00000 |
5/16"-24 | 1 1/8" | 5/8" | 9/64" | 23/64" | 3/32" | 3/8" | 5 | 000000000 | 0000 |
3/8"-16 | 1 1/8" | 5/8" | 9/64" | 7/16" | 3/32" | 29/64" | 5 | 000000000 | 00000 |
3/8"-24 | 1 1/8" | 5/8" | 9/64" | 7/16" | 3/32" | 29/64" | 5 | 000000000 | 0000 |
Stainless Steel Narrow-Base Weld Nuts
Weld these nuts on flat stainless steel surfaces for a strong permanent hold. They have a long barrel for secure thread engagement. Use them in channels and tight spaces where round-base weld nuts won't fit.
For technical drawings and 3-D models, click on a part number.
Base | Barrel | |||||||
---|---|---|---|---|---|---|---|---|
Thread Size | Lg. | Wd. | Thick. | Dia. | Ht. | Pkg. Qty. | Pkg. | |
18-8 Stainless Steel | ||||||||
8-32 | 3/4" | 1/2" | 3/64" | 7/32" | 1/4" | 10 | 000000000 | 00000 |
10-24 | 3/4" | 1/2" | 3/64" | 15/64" | 9/32" | 10 | 000000000 | 00000 |
10-32 | 3/4" | 1/2" | 3/64" | 15/64" | 9/32" | 10 | 000000000 | 00000 |
1/4"-20 | 3/4" | 1/2" | 1/16" | 5/16" | 5/16" | 10 | 000000000 | 00000 |
1/4"-20 | 3/4" | 1/2" | 1/16" | 5/16" | 7/16" | 10 | 000000000 | 00000 |
5/16"-18 | 7/8" | 9/16" | 1/16" | 25/64" | 3/8" | 5 | 000000000 | 00000 |
3/8"-16 | 1" | 21/32" | 5/64" | 15/32" | 7/16" | 5 | 000000000 | 00000 |
Stainless Steel Narrow-Base Weld Nuts with Projections
Projections on the base of these nuts concentrate your weld and create room for heat to dissipate, protecting threads from deformation. Made of 18-8 stainless steel, these nuts withstand mild chemicals and can be used in wet and outdoor environments. They’re narrow at the base, so they fit in channels and other tight spaces where round-base weld nuts won’t. These weld nuts stand up to high torque and pull force better than rivet and press-fit nuts, making them the strongest way to add permanent threads to sheet metal. They can also be welded onto thick metal surfaces. Their standard-length barrel is twice as long as those on low-profile weld nuts, creating greater thread engagement.
For technical drawings and 3-D models, click on a part number.
Base | Barrel | ||||||||
---|---|---|---|---|---|---|---|---|---|
Thread Size | Lg. | Wd. | Thick. | Dia. | Ht. | No. of Projections | Pkg. Qty. | Pkg. | |
18-8 Stainless Steel | |||||||||
6-32 | 1/2" | 5/16" | 5/64" | 0.218" | 5/16" | 4 | 1 | 000000000 | 00000 |
8-32 | 1/2" | 5/16" | 5/64" | 1/4" | 5/16" | 4 | 5 | 000000000 | 00000 |
10-24 | 5/8" | 3/8" | 3/32" | 0.278" | 3/8" | 4 | 5 | 000000000 | 00000 |
10-32 | 5/8" | 3/8" | 3/32" | 0.278" | 3/8" | 4 | 5 | 000000000 | 00000 |
1/4"-20 | 13/16" | 1/2" | 7/64" | 0.373" | 1/2" | 4 | 1 | 000000000 | 0000 |
Stainless Steel Round-Base Weld Nuts
A smooth base provides more contact with stainless steel surfaces than weld nuts with projections. The base also acts as a flange to distribute the load. A long barrel ensures secure thread engagement.
For technical drawings and 3-D models, click on a part number.
Base | Barrel | ||||||
---|---|---|---|---|---|---|---|
Thread Size | Dia. | Thick. | Dia. | Ht. | Pkg. Qty. | Pkg. | |
18-8 Stainless Steel | |||||||
8-32 | 1/2" | 3/64" | 0.219" | 1/4" | 10 | 000000000 | 000000 |
10-24 | 3/4" | 3/64" | 0.234" | 9/32" | 10 | 000000000 | 00000 |
10-32 | 3/4" | 3/64" | 0.234" | 9/32" | 10 | 000000000 | 00000 |
1/4"-20 | 3/4" | 1/16" | 0.313" | 5/16" | 10 | 000000000 | 00000 |
1/4"-20 | 3/4" | 1/16" | 0.313" | 3/8" | 10 | 000000000 | 00000 |
1/4"-20 | 3/4" | 1/16" | 0.313" | 7/16" | 10 | 000000000 | 00000 |
1/4"-20 | 3/4" | 1/16" | 0.313" | 1/2" | 5 | 000000000 | 0000 |
5/16"-18 | 7/8" | 1/16" | 0.391" | 3/8" | 5 | 000000000 | 00000 |
5/16"-18 | 7/8" | 1/16" | 0.391" | 1/2" | 5 | 000000000 | 00000 |
3/8"-16 | 1" | 5/64" | 0.469" | 7/16" | 5 | 000000000 | 00000 |
Aligning Weld Nuts
Threads float inside the retainer so you can install a bolt at a slight angle to align with off-center parts. Weld these nuts to metal surfaces for a strong, permanent hold. They stand up to high torque and pulling force better than rivet nuts.
For the most corrosion resistance, choose stainless steel nuts. They have a stainless steel retainer, so they should be welded to stainless steel surfaces.
For technical drawings and 3-D models, click on a part number.
Base | |||||||
---|---|---|---|---|---|---|---|
Thread Size | Lg. | Wd. | Thick. | Ht. | Pkg. Qty. | Pkg. | |
Stainless Steel Nut with Stainless Steel Retainer | |||||||
1/4"-20 | 1 3/4" | 9/16" | 1/16" | 11/32" | 1 | 000000000 | 000000 |
Stainless Steel Corner Weld Nuts
Install corrosion-resistant threads in sheet metal to create a 90° joint. Made of 18-8 stainless steel, these weld nuts withstand mild chemicals and can be used in wet and outdoor environments. Shaped like corner brackets, they’re often used to add mounting brackets in assemblies such as motors and heaters. In addition to sheet metal, you can weld them onto thick stainless steel surfaces. Projections on the base of these nuts concentrate your weld and create room for heat to dissipate, protecting threads from deformation.
For technical drawings and 3-D models, click on a part number.
Stainless Steel Adhesive-Mount Nuts
These nuts have excellent resistance to chemicals and salt water. Large holes in the base to allow adhesive to flow through. They’re often molded into plastics and used to add threads to plastic that is too thin to fit a threaded insert.
For technical drawings and 3-D models, click on a part number.
Base | Nut | |||||||
---|---|---|---|---|---|---|---|---|
Thread Size | Dia. | Thick. | Wd. | Ht. | Hole Dia. | Pkg. Qty. | Pkg. | |
316 Stainless Steel | ||||||||
8-32 | 29/32" | 3/64" | 11/32" | 1/8" | 13/64" | 10 | 000000000 | 000000 |
8-32 | 1 1/2" | 3/64" | 11/32" | 1/8" | 11/64", 13/64" | 5 | 000000000 | 0000 |
10-32 | 29/32" | 3/64" | 3/8" | 1/8" | 13/64" | 10 | 000000000 | 00000 |
10-32 | 1 1/2" | 3/64" | 3/8" | 1/8" | 11/64", 13/64" | 5 | 000000000 | 0000 |
1/4"-20 | 29/32" | 3/64" | 7/16" | 7/32" | 13/64" | 10 | 000000000 | 00000 |
1/4"-20 | 1 1/2" | 3/64" | 7/16" | 7/32" | 11/64", 13/64" | 5 | 000000000 | 0000 |
5/16"-18 | 29/32" | 3/64" | 1/2" | 17/64" | 13/64" | 5 | 000000000 | 0000 |
5/16"-18 | 1 1/2" | 3/64" | 1/2" | 9/32" | 11/64", 13/64" | 5 | 000000000 | 00000 |
3/8"-16 | 29/32" | 3/64" | 11/16" | 5/16" | 13/64" | 5 | 000000000 | 00000 |
3/8"-16 | 1 1/2" | 3/64" | 21/32" | 5/16" | 5/32", 13/64" | 5 | 000000000 | 00000 |
Thread | Base | Nut | |||||||
---|---|---|---|---|---|---|---|---|---|
Size | Pitch, mm | Dia., mm | Thick., mm | Wd., mm | Ht., mm | Hole Dia., mm | Pkg. Qty. | Pkg. | |
316 Stainless Steel | |||||||||
M4 | 0.7 | 23 | 1.2 | 9 | 2.7 | 5 | 10 | 000000000 | 000000 |
M4 | 0.7 | 38 | 1.2 | 9 | 2.7 | 4, 5 | 5 | 000000000 | 0000 |
M5 | 0.8 | 23 | 1.2 | 10 | 3.2 | 5 | 10 | 000000000 | 00000 |
M5 | 0.8 | 38 | 1.2 | 10 | 3.2 | 4, 5 | 5 | 000000000 | 0000 |
M6 | 1 | 23 | 1.2 | 11.05 | 4.1 | 5 | 10 | 000000000 | 00000 |
M6 | 1 | 38 | 1.2 | 11.05 | 4.1 | 4, 5 | 5 | 000000000 | 0000 |
M8 | 1.25 | 23 | 1.2 | 12.8 | 6.65 | 5 | 5 | 000000000 | 0000 |
M8 | 1.25 | 38 | 1.2 | 14 | 5.5 | 4, 5 | 5 | 000000000 | 00000 |
M10 | 1.5 | 23 | 1.2 | 17.05 | 7.8 | 5 | 5 | 000000000 | 00000 |
M10 | 1.5 | 38 | 1.2 | 17.05 | 7.8 | 4, 5 | 5 | 000000000 | 00000 |