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National Stock Number:
5365-00-898-4438
Federal Supply Class:
5365
National Item Identification Number:
008984438
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:
| 500824 | 56232 | LOCKHEED MARTIN CORPORATION | | SM-B-337083 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR | | SMB482013 | 53247 | PRODUCTS SUPPORT, LLC |
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Techincal Specification:
| INSIDE DIAMETER | 0.315 INCHES MINIMUM AND 0.325 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A-296,GRADE CF-20 ASSN STD SINGLE MATERIAL RESPONSE | | OVERALL THICKNESS | 0.156 INCHES NOMINAL | | MATERIAL | STEEL | | OUTSIDE DIAMETER | 0.656 INCHES NOMINAL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-F-14072,E300 MIL SPEC SINGLE TREATMENT RESPONSE | | SURFACE TREATMENT | CADMIUM |
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