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: Articles of plastics & articles of other materials of heading 3901 to 3914, nesoi
NSN 6110-00-250-5212
NSN 5999-00-433-2375
NSN 6135-01-226-4071
NSN 5920-01-423-8595
NSN 2925-00-295-4765
NSN 5996-01-215-6103
NSN 6135-01-202-8113
NSN 5996-01-468-4719
NSN 5945-01-026-9953
NSN 5990-00-103-0528
NSN 5915-01-592-2248
NSN 5985-01-494-5174