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 6135-00-152-8729
NSN 6685-01-232-0794
NSN 5925-00-601-6345
NSN 5895-01-367-3676
NSN 5999-00-914-7633
NSN 6145-01-502-0005
NSN 2925-01-368-5773
NSN 5835-01-281-7281
NSN 6110-01-192-3786
NSN 7035-01-529-4603
NSN 5965-00-636-1578
NSN 5925-01-487-6830