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: Parts of armored fighting vehicles,motorized, whether or not fitted with weapons
NSN 5905-01-512-1898
NSN 6150-01-104-0569
NSN 5915-01-313-2413
NSN 5985-01-309-0126
NSN 6150-00-146-3746
NSN 5915-01-465-5801
NSN 5925-00-393-2410
NSN 5965-01-522-7706
NSN 5895-00-290-6501
NSN 6645-01-168-6348
NSN 5910-01-094-5891
NSN 5975-01-586-4686