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 6610-01-625-2171
NSN 5985-01-286-7076
NSN 6685-01-004-9356
NSN 6220-01-213-0177
NSN 5915-01-281-7553
NSN 5950-00-248-2324
NSN 5975-01-606-6543
NSN 6610-01-345-9040
NSN 6320-01-264-7611
NSN 5930-00-153-4792
NSN 6105-01-351-9008
NSN 4140-01-111-2486