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 5855-00-629-5343
NSN 6685-01-632-3583
NSN 5975-00-076-2503
NSN 6610-01-037-9858
NSN 5930-01-391-5093
NSN 5975-01-025-1613
NSN 6110-00-239-9248
NSN 6150-01-275-3545
NSN 6240-00-874-3533
NSN 6135-01-210-8715
NSN 5915-01-056-6796
NSN 6110-00-765-2881