Product Overview

Prime Line Med Split Lock Washers,Grade 18-8 Ss, Package Of 50. Size: 5/16 Inch. Round Washer With A Split And Helical Shape. When Fully Fastened, The Edges At The Split Bite Into The Nut And Material Surface. Provides A Spring Tension Force That Adds Additional Friction. Helps To Prevent Nuts From Loosening In Cases Where It May Be Subject To Vibration, In Some Applications A Flat Washer Is Used With The Split Lock Washer. Specification(S) Met: Asme B18.21.1. Mfg #9082172

• Size: 5/16 Inch
• Round Washer With A Split And Helical Shape
• When Fully Fastened, The Edges At The Split Bite Into The Nut And Material Surface
• Provides A Spring Tension Force That Adds Additional Friction