Hardened, zinc finish split lock washer prevents nuts and bolts from turning, slipping, and coming loose because of vibration and torque. These fasteners contain split ends that help "lock" into the mating material, thus providing a locking feature when tightened beneath a nut.


No. 300009: Size: #6, Material: Hardened Steel, Finish: Zinc, Pkg Qty: 100, Package Type: Box
No. 300012: Size: #8, Material: Hardened Steel, Finish: Zinc, Pkg Qty: 100, Package Type: Box
No. 300015: Size: #10, Material: Hardened Steel, Finish: Zinc, Pkg Qty: 100, Package Type: Box
No. 300018: Size: 1/4 In., Material: Hardened Steel, Finish: Zinc, Pkg Qty: 100, Package Type: Box
No. 300021: Size: 5/16 In., Material: Hardened Steel, Finish: Zinc, Pkg Qty: 100, Package Type: Box
No. 300024: Size: 3/8 In., Material: Hardened Steel, Finish: Zinc, Pkg Qty: 100, Package Type: Box
No. 300027: Size: 7/16 In., Material: Hardened Steel, Finish: Zinc, Pkg Qty: 50, Package Type: Box
No. 300030: Size: 1/2 In., Material: Hardened Steel, Finish: Zinc, Pkg Qty: 50, Package Type: Box
No. 300036: Size: 5/8 In., Material: Hardened Steel, Finish: Zinc, Pkg Qty: 25, Package Type: Box
No. 300039: Size: 3/4 In., Material: Hardened Steel, Finish: Zinc, Pkg Qty: 20, Package Type: Box