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National Stock Number:
5365-01-213-5756
Federal Supply Class:
5365
National Item Identification Number:
012135756
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:
| 115627169 | 07309 | ROLLS-ROYCE MARINE NORTH AMERICA INC. |
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Techincal Specification:
| INSIDE DIAMETER | 6.295 INCHES MINIMUM AND 6.305 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM B584 ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | COPPER ALLOY 932 | | PROPRIETARY CHARACTERISTICS | PACS | | OUTSIDE DIAMETER | 6.843 INCHES MINIMUM AND 6.845 INCHES MAXIMUM | | OVERALL THICKNESS | 0.186 INCHES MINIMUM AND 0.190 INCHES MAXIMUM | | SURFACE FINISH | 32.0 MICROINCHES LEFT SIDE | | SURFACE FINISH | 32.0 MICROINCHES LARGEST OUTSIDE DIAMETER | | SURFACE FINISH | 32.0 MICROINCHES RIGHT SIDE |
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