1.25″ Nylon Flat Washers, 3/8″, 20 Piece LotCondition:* New, Surplus Stock. Not in OEM Packaging. Additional Notes:* Easy To Install* Designed to keep bolts from loosening and distributes the load from the bolt* Stands up to most harsh corrosive substances* Fits Bolt Size: 3/8″* Overall Width: 1.25″* Thickness: 0.063″* Grade: Not Graded* Material: Nylon* Measurement Standard: USS* Package Quantity: 20 Piece LotUNKRP21389