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 5910-01-383-8224
NSN 5990-01-054-3332
NSN 7035-00-803-3056
NSN 5855-01-369-4192
NSN 5950-01-205-8137
NSN 6135-01-576-9616
NSN 5998-01-079-4606
NSN 7035-01-361-8821
NSN 5855-01-020-7982
NSN 6150-00-470-7136
NSN 5960-01-233-2756
NSN 5975-01-222-0594