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 6620-00-494-1428
NSN 6685-00-269-6444
NSN 6130-01-355-4771
NSN 2925-01-118-6125
NSN 7035-00-800-0770
NSN 5950-00-184-8271
NSN 6145-01-374-3380
NSN 5985-01-539-6252
NSN 6150-01-202-9251
NSN 4140-00-007-9639
NSN 5950-01-306-4288
NSN 4140-01-432-1447