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.
NSN 5975-01-285-7321
NSN 5835-01-411-7050
NSN 5895-01-511-0595
NSN 5965-01-627-4318
NSN 6685-01-326-0901
NSN 6610-01-645-0331
NSN 5910-00-206-0440
NSN 6130-01-327-4095
NSN 6610-01-266-3447
NSN 6220-01-534-6695
NSN 6685-00-466-8879
NSN 6645-01-253-5316