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National Stock Number:
5365-01-535-7761
Federal Supply Class:
5365
National Item Identification Number:
015357761
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:
| 2633-561-01-273 | 96169 | ELECTRIC BOAT CORPORATION | | 801-6640811 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 801-6640811-273 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 801-6640811-273 | 96169 | ELECTRIC BOAT CORPORATION |
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Techincal Specification:
| INSIDE DIAMETER | 7.230 INCHES MINIMUM AND 7.240 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 FED SPEC ALL MATERIAL RESPONSES | | MATERIAL | NICKEL ALLOY | | PROPRIETARY CHARACTERISTICS | PACS | | OUTSIDE DIAMETER | 7.980 INCHES MINIMUM AND 7.990 INCHES MAXIMUM | | OVERALL THICKNESS | 0.373 INCHES MINIMUM AND 0.377 INCHES MAXIMUM | | SPECIAL FEATURES | EXPORT CONTROL DWG NOT TO BE RELEASED OUTSIDE USA | | SURFACE FINISH | 63.0 MICROINCHES OVERALL |
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