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 5975-01-538-0826
NSN 5965-01-104-5102
NSN 5945-01-484-7194
NSN 5996-01-229-7434
NSN 6645-01-045-4088
NSN 5855-00-904-9572
NSN 6150-01-106-2960
NSN 5985-00-173-9350
NSN 2925-00-480-1531
NSN 5945-01-439-8576
NSN 5920-01-499-8617
NSN 5895-01-285-4664