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 6610-01-512-2025
NSN 5930-01-337-7156
NSN 5990-01-138-1481
NSN 6610-01-073-6469
NSN 5985-01-369-0828
NSN 6645-00-300-0401
NSN 5996-01-050-5903
NSN 6220-00-858-2456
NSN 5855-00-951-6483
NSN 6650-01-510-4778
NSN 6105-01-359-5938
NSN 5945-01-615-0388