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National Stock Number:
5365-00-798-5533
Federal Supply Class:
5365
National Item Identification Number:
007985533
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:
| NB-6517 | 0BR59 | SIEMENS GOVERNMENT TECHNOLOGIES, INC. | | NB-6517 | 82328 | DRESSER RAND CO TERRY CORP STEAM TURBINE MOTOR AND GENERATOR CO A JOINT VENTURE | | NB-6517 | 830Q4 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION | | NB-6517 | 8FGX3 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORP |
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Techincal Specification:
| INSIDE DIAMETER | 4.504 INCHES MINIMUM AND 4.505 INCHES MAXIMUM | | OUTSIDE DIAMETER | 5.000 INCHES NOMINAL | | OVERALL THICKNESS | 0.185 INCHES MINIMUM AND 0.186 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-B-16261,GRADE 2 MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | COPPER ALLOY 934 | | SURFACE FINISH | 125.0 MICROINCHES OVERALL |
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