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 6240-00-959-4952
NSN 6320-01-540-4885
NSN 6685-01-468-7228
NSN 6110-00-425-8787
NSN 5905-01-587-2761
NSN 6150-01-016-8518
NSN 5975-01-054-7123
NSN 5999-01-604-7176
NSN 5999-01-443-3258
NSN 2925-01-432-8452
NSN 6145-00-284-1495
NSN 6685-00-207-4214