USS Flat Washers
Flat Washers, Lock Washers, Beveled Washers and Structural Washers
- One of the most common types of flat washers, National Bolt & Nut’s Type A wide series USS flat washers possess a flat bearing surface underneath the fastener that more evenly distributes pressure. Designed to meet most industrial applications, ranging from maintenance to manufacturing and repair, USS flat washers help prevent a nut, bolt, or screw from pulling through the material. Our USS flat washers meet ANSI B18.22.1 dimensional specifications.
- Other materials and finishes available. For further information, call or send an information request.
Item # |
Size |
Finish |
---|---|---|
pn-12308 | Size N/A 1/4 in | Finish N/A Zinc/Clear |
pn-12309 | Size N/A 5/16 in | Finish N/A Zinc/Clear |
pn-12310 | Size N/A 3/8 in | Finish N/A Zinc/Clear |
pn-12311 | Size N/A 7/16 in | Finish N/A Zinc/Clear |
pn-12312 | Size N/A 1/2 in | Finish N/A Zinc/Clear |
pn-12313 | Size N/A 9/16 in | Finish N/A Zinc/Clear |
pn-12314 | Size N/A 5/8 in | Finish N/A Zinc/Clear |
pn-12315 | Size N/A 3/4 in | Finish N/A Zinc/Clear |
pn-12316 | Size N/A 7/8 in | Finish N/A Zinc/Clear |
pn-12317 | Size N/A 1 in | Finish N/A Zinc/Clear |
pn-12318 | Size N/A 1 1/8 in | Finish N/A Zinc/Clear |
pn-12319 | Size N/A 1 1/4 in | Finish N/A Zinc/Clear |
pn-12320 | Size N/A 1 3/8 in | Finish N/A Zinc/Clear |
pn-12321 | Size N/A 1 1/2 in | Finish N/A Zinc/Clear |
pn-12322 | Size N/A 1 5/8 in | Finish N/A Zinc/Clear |
pn-12323 | Size N/A 1 3/4 in | Finish N/A Zinc/Clear |
pn-12324 | Size N/A 1 7/8 in | Finish N/A Zinc/Clear |
pn-12325 | Size N/A 2 in | Finish N/A Zinc/Clear |
pn-12326 | Size N/A 2 1/4 in | Finish N/A Zinc/Clear |
pn-12327 | Size N/A 2 1/2 in | Finish N/A Zinc/Clear |
pn-12328 | Size N/A 2 3/4 in | Finish N/A Zinc/Clear |
pn-12329 | Size N/A 3 in | Finish N/A Zinc/Clear |
pn-12330 | Size N/A 3/16 in | Finish N/A Plain |
pn-12331 | Size N/A 1/4 in | Finish N/A Plain |
pn-12332 | Size N/A 5/16 in | Finish N/A Plain |