COMPUTER MACHINING TECHNOLOGY CORP | 5214 |
ELECTRIC BOAT CORPORATION | 96169 |
NAVAL SHIP SYSTEMS COMMAND | 80064 |
NAVAL SHIP SYSTEMS COMMAND | 80064 |
INSIDE DIAMETER | 1.500 INCHES MINIMUM AND 1.502 INCHES MAXIMUM |
OUTSIDE DIAMETER | 1.871 INCHES MINIMUM AND 1.873 INCHES MAXIMUM |
OVERALL THICKNESS | 0.123 INCHES MINIMUM AND 0.125 INCHES MAXIMUM |
MATERIAL | PLASTIC |
MATERIAL THICKNESS | 0.123 INCHES MINIMUM AND 0.125 INCHES MAXIMUM |
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. |