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.
NSN 5985-01-053-7808
NSN 5965-01-592-3051
NSN 6610-01-184-3016
NSN 5996-00-420-1408
NSN 5915-00-928-1543
NSN 6320-00-004-9158
NSN 5996-00-525-1777
NSN 6110-01-512-1537
NSN 5855-01-609-9767
NSN 6105-00-836-7001
NSN 6145-00-840-6685
NSN 6240-00-456-2578