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 iron or steel not wire nesoi
NSN 5835-01-263-1293
NSN 5925-01-391-1014
NSN 6320-01-245-5307
NSN 6240-01-434-2361
NSN 5855-01-522-6242
NSN 6610-01-420-3780
NSN 5998-00-248-7221
NSN 6240-00-190-6716
NSN 5985-01-110-7559
NSN 6240-01-534-5829
NSN 5895-01-147-7809
NSN 6145-01-528-7853