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National Stock Number:
4310-00-838-5992
Federal Supply Class:
4310
National Item Identification Number:
008385992
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:
| RNG-258 | 59379 | ATLAS COPCO HOLYOKE INC | | RNG258 | 0AT62 | SIEMENS ENERGY, INC. | | RNG258 | 830Q4 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION | | RNG258 | 8FGX3 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORP | | RNG258 | 93232 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION | | RNG258 | 93236 | DRESSER-RAND CO WORTHINGTON COMPRESSOR OPN A JOINT VENTURE |
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Techincal Specification:
| CROSS-SECTIONAL SHAPE STYLE | TAPERED FACE | | JOINT STYLE | VERTICAL JOINT | | OVERALL WIDTH | 0.1235 INCHES MINIMUM AND 0.1240 INCHES MAXIMUM | | MATERIAL | IRON OVERALL | | RADIAL WALL THICKNESS | 0.1200 INCHES MINIMUM AND 0.1300 INCHES MAXIMUM | | RING STYLE | CONCENTRIC | | STANDARD BORE DIAMETER | 2.875 INCHES |
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