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 5910-01-295-6439
NSN 6320-01-211-6578
NSN 5965-01-558-5380
NSN 5975-00-899-4606
NSN 6130-00-578-8236
NSN 5835-00-378-1429
NSN 5905-00-217-1202
NSN 5990-01-116-2181
NSN 6685-01-537-9626
NSN 7035-01-400-3666
NSN 5905-00-243-8554
NSN 6105-01-341-3566