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 nickel, nesoi (excluding cloth, grill & netting of nickel wire)
NSN 6240-01-036-1973
NSN 5855-00-688-9954
NSN 6645-00-400-3115
NSN 5855-00-004-0904
NSN 6220-01-407-5639
NSN 5905-00-074-3033
NSN 5990-00-942-6543
NSN 7035-01-132-7209
NSN 6240-00-319-4549
NSN 6145-01-102-8550
NSN 5925-01-323-7756
NSN 5930-01-363-4240