Fig 445 Lock Washer
APPLICATION: Lock Washers are placed under closure nuts in order to provide axial tension on a nut and thereby reduce the likelihood of the nut becoming loose.
CONSTRUCTION: Lock Washers are made of SA-36 mild low carbon steel and are available for ¼ inch thru ¾ inch diameter bolts or hanger rods.
FINISHES AVAILABLE: Black, Hot Dip Galvanized, Electro-Plated or Painted.
ORDERING: Specify figure number, size of bolt or hanger rod, name and finish, if other than black.
EXAMPLE: Fig. 445, ½”, Lock Washer, electro-plated.

Lock Washer
Fig 445 Lock Washer
ROD SIZE | OD | WT EA |
---|---|---|
1/4 | 3/8 | 0.01 |
3/8 | 11/16 | 0.01 |
1/2 | 7/8 | 0.01 |
5/8 | 1 | 0.02 |
3/4 | 1 1/4 | 0.03 |
7/8 | 1 3/8 | 0.07 |
1 | 1 1/2 | 0.10 |
1 1/2 | 2 1/4 | 0.28 |
1 3/4 | 2 5/8 | 0.32 |
2 | 2 3/4 | 0.39 |
2 1/4 | 3 3/8 | 0.47 |
2 1/2 | 3 5/8 | 0.51 |
2 3/4 | 4 1/8 | 0.65 |
3 | 4 3/8 | 0.70 |