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 6320-01-600-5808
NSN 2925-01-161-7440
NSN 6645-00-067-5962
NSN 6135-00-170-8819
NSN 7035-01-304-4138
NSN 6145-00-839-6216
NSN 6645-01-536-7933
NSN 6320-00-115-0883
NSN 6650-01-069-2501
NSN 5996-01-462-5332
NSN 7035-01-477-2818
NSN 5950-01-020-3103