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National Stock Number:
5365-01-437-8735
Federal Supply Class:
5365
National Item Identification Number:
014378735
Description:
SPACER,RING
Detail:
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.
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Manufacturer Information:
| 704-4685199 ITEM 22A | 80064 | NAVAL SHIP SYSTEMS COMMAND | | EN DM111374 ITEM 22A | 96169 | ELECTRIC BOAT CORPORATION |
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Techincal Specification:
| INSIDE DIAMETER | 2.500 INCHES MINIMUM AND 2.503 INCHES MAXIMUM | | MATERIAL | PLASTIC POLYAMIDE NYLON | | OUTSIDE DIAMETER | 3.120 INCHES MINIMUM AND 3.123 INCHES MAXIMUM | | OVERALL THICKNESS | 0.250 INCHES NOMINAL |
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