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: Other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire)
NSN 5905-01-352-3148
NSN 6610-00-111-3648
NSN 6620-01-248-0358
NSN 7035-01-010-8309
NSN 5895-00-371-5893
NSN 5960-01-509-8779
NSN 6145-00-222-1356
NSN 6240-00-997-2025
NSN 5975-01-018-6492
NSN 5975-01-484-0364
NSN 5985-01-125-6788
NSN 5950-01-025-9918