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 6220-00-225-5795
NSN 5855-01-358-5253
NSN 5996-01-407-6588
NSN 5965-01-026-9865
NSN 5925-00-111-1969
NSN 5930-00-216-7511
NSN 6645-01-649-8227
NSN 5835-01-263-1293
NSN 5985-01-459-5605
NSN 5950-01-605-6984
NSN 5835-01-592-2350
NSN 5990-00-140-4559