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National Stock Number:
4310-00-278-9898
Federal Supply Class:
4310
National Item Identification Number:
002789898
Description:
RING,PISTON
Detail:
A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes PACKING, PREFORMED; RETAINER, OIL SEAL; RETAINER, PACKING; RING, RETAINING; RING WIPER; and SEAL RING, METAL.
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Manufacturer Information:
| 1376N | 93236 | DRESSER-RAND CO WORTHINGTON COMPRESSOR OPN A JOINT VENTURE | | RNG-664 | 59379 | ATLAS COPCO HOLYOKE INC | | RNG664 | 0AT62 | SIEMENS ENERGY, INC. | | RNG664 | 830Q4 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION | | RNG664 | 8FGX3 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORP | | RNG664 | 93234 | WORTHINGTON COMPRESSORS INC AIR POWER AND CONSTRUCTION EQUIP DIV | | RNG664 | 93236 | DRESSER-RAND CO WORTHINGTON COMPRESSOR OPN A JOINT VENTURE |
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Techincal Specification:
| CROSS-SECTIONAL SHAPE STYLE | BEVELED FACE, DOUBLE SCRAPER, VENTILATED OIL CONTROL | | JOINT STYLE | VERTICAL JOINT | | OVERALL WIDTH | 0.1855 INCHES MINIMUM AND 0.1865 INCHES MAXIMUM | | MATERIAL | IRON OVERALL | | OIL PASSAGE TYPE AND QUANTITY | 9 SLOT AND 1 GROOVE HORIZONTALLY THROUGH RING | | RADIAL WALL THICKNESS | 0.1910 INCHES MINIMUM AND 0.2010 INCHES MAXIMUM | | RING STYLE | CONCENTRIC | | STANDARD BORE DIAMETER | 4.875 INCHES |
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