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 6685-00-805-5423
NSN 6685-01-045-9436
NSN 6610-00-186-9180
NSN 6150-01-566-8415
NSN 5905-01-211-2688
NSN 5910-01-647-5666
NSN 6610-00-697-8644
NSN 5965-00-893-2509
NSN 6320-01-536-3077
NSN 5950-01-573-0109
NSN 6645-01-354-7624
NSN 5999-01-407-5178