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 lead, nesoi
NSN 5990-00-539-7859
NSN 6645-01-394-5149
NSN 5999-01-392-0874
NSN 2925-00-215-4954
NSN 6610-01-285-4673
NSN 5915-01-041-9188
NSN 5920-00-407-7652
NSN 6220-01-511-3423
NSN 5975-00-134-9779
NSN 5999-00-406-5088
NSN 5960-01-353-5947
NSN 5996-01-145-6557