#518020
Diameter | Thread | Threads | Length | Grade | Finish | Weight |
---|---|---|---|---|---|---|
0.25 (1/4) | Partial | 0 | Plain Finish | .0038 |
Diameter | 0.25 (1/4) |
---|---|
Thread | 0 |
Length | |
Grade | |
Finish | Plain Finish |
Weight | .0038 |
Earnest’s Structural Washers prevent imbedding or distortion of the washer and material being clamped. The washers provide a smooth level and wide protective bearing surface while constructing bridges, buildings, and warehouses by fastening I-beams. Earnest offers F436 washers that correspond to a Grade 8 or better to be used on Grade A325 and A 490 bolts.
F436 Hardened Washer – Grade A325 and A490