The Hillman Group 3377 9/16-Inch Hardened Grade 8 Split Lock Washer, 12-Pack

Product Description Split Lock Washers are the most common style of washer used to prevent nuts and bolts from coming loose. They are used in applications with nuts and bolts. The split lock washer provides a more uniform load distribution. The split in the washers grips the material surface to prevent loosening during vibration. The called out size is the inner diameter of the washer. From the Manufacturer Split Lock Washers are the most common style of washer used to prevent nuts and bolts from coming loose. They are used in applications with nuts and bolts. The split lock washer provides a more uniform load distribution. The split in the washers grips the material surface to prevent loosening during vibration. The called out size is the inner diameter of the washer.

• Sized for 9/16 inch applications: Grade 8 alloy steel lock washers designed for secure fastening; 9/16 inch inner diameter; 12 pieces per pack
• Split-lock design for vibration resistance: Washer grip splits bite into material surface; uniform load distribution; prevents nuts and bolts from loosening
• Grade 8 tempered medium carbon alloy steel construction; yellow dichromate zinc-plated finish; ensures high tensile strength and strong corrosion resistance
• Ideal for wood, treated lumber, marine, and heavy machinery; compatible with nuts and bolts of matching size and finish; helps prevent fastener pull-through
• Engineered by Hillman for professional and DIY fastening; trusted performance in securing nuts, bolts, or screws in demanding construction and repair projects