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 7035-01-042-0527
NSN 6135-00-284-1406
NSN 6130-01-302-6769
NSN 6110-00-978-8329
NSN 5965-01-656-5303
NSN 5925-01-243-1812
NSN 5950-01-009-1329
NSN 6685-00-222-1306
NSN 6105-01-190-3368
NSN 5905-01-010-3320
NSN 5960-01-327-9536
NSN 5960-01-012-4936