A circular-shaped item designed to maintain predetermined distance between assembled parts and/or for distributing pressure or preventing endwise movement between member parts. It has a solid cross-section and two flat parallel bearing surfaces. The distance between the bearing surfaces perpendicular to the axis of the centrally located hole shall not exceed 25 percent of the outside diameter. The diameter of the centrally located hole must exceed 75 percent of the outside diameter. Excludes laminated items. For items manufactured from impregnated graphite or lubricated nonmetallic materials, excluding felt or plastics, see gasket. For items manufactured from lubricated plastics, see bearing, washer, thrust. For items manufactured from lubricated felt, see felt, mechanical, preformed. Excludes disk, valve; insulator washer; and shim. See also spacer, plate and spacer, sleeve.
Classification: Other articles of iron or steel not wire nesoi
NSN 6610-01-020-3764
NSN 6135-01-512-8740
NSN 7035-01-398-1655
NSN 5996-00-842-2023
NSN 5915-01-264-9257
NSN 6650-01-529-6721
NSN 6220-00-136-3009
NSN 5960-00-272-9230
NSN 6320-01-067-0474
NSN 5985-01-251-7696
NSN 6650-01-087-7921
NSN 5855-01-093-8202