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National Stock Number:
5365-01-507-8606
Federal Supply Class:
5365
National Item Identification Number:
015078606
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:
| 7249318 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| INSIDE DIAMETER | 3.276 INCHES MINIMUM AND 3.291 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A108, A576, A513 ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL | | PROPRIETARY CHARACTERISTICS | PACS | | OUTSIDE DIAMETER | 3.868 INCHES MINIMUM AND 3.873 INCHES MAXIMUM | | OVERALL THICKNESS | 0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM | | SPECIAL FEATURES | TECH DATA NOTRELEASED OUTSIDE U.S.:LUBRICATION HOLES ,NOTCHED 4X 0.156 THRU EQUALLY SPACED; NOTCHED WIDTH 4 X 0.188;0.281 DEEP |
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