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National Stock Number:
5365-00-159-2785
Federal Supply Class:
5365
National Item Identification Number:
001592785
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:
| D27802PC1 | 13420 | LOCKHEED CORP COLBY CRANE AND MFG CO LOCKHEED SHIPBUILDING AND CONSTRUCTION CO DIV |
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Techincal Specification:
| OVERALL THICKNESS | 2.985 INCHES MINIMUM AND | | 3.000 INCHES MAXIMUM | | INSIDE DIAMETER | 12.510 INCHES MINIMUM AND | | 12.515 INCHES MAXIMUM | | OUTSIDE DIAMETER | 13.002 INCHES MINIMUM AND | | 13.003 INCHES MAXIMUM | | MATERIAL | COPPER ALLOY 510 | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-750,COMP A FED SPEC SINGLE MATERIAL RESPONSE | | SURFACE FINISH | 125.0 MICROINCHES LARGEST OUTSIDE DIAMETER | | 125.0 MICROINCHES LEFT SIDE | | 125.0 MICROINCHES RIGHT SIDE | | 63.0 MICROINCHES BORE | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 13420 | | DESIGN CONTROL REFERENCE | D27802PC1 |
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