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National Stock Number:
4310-01-204-8404
Federal Supply Class:
4310
National Item Identification Number:
012048404
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:
| R68198 | 88663 | DRESSER-RAND CO INGERSOLL-RAND OPNS A JOINT VENTURE | | R68198-6 | 0AT62 | SIEMENS ENERGY, INC. | | R68198-6 | 830Q4 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION | | R68198-6 | 88663 | DRESSER-RAND CO INGERSOLL-RAND OPNS A JOINT VENTURE | | R68198-6 | 8FGX3 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORP |
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Techincal Specification:
| CROSS-SECTIONAL SHAPE STYLE | PLAIN RECTANGULAR, STRAIGHT FACE | | JOINT STYLE | DIAGONAL JOINT | | PROPRIETARY CHARACTERISTICS | PACS | | OIL PASSAGE TYPE AND QUANTITY | 6 SLOT OUTSIDE PERIPHERY | | OVERALL WIDTH | 0.3600 INCHES MINIMUM AND 0.3650 INCHES MAXIMUM | | RADIAL WALL THICKNESS | 0.2960 INCHES MINIMUM AND 0.3060 INCHES MAXIMUM | | RING STYLE | CONCENTRIC | | STANDARD BORE DIAMETER | 8.000 INCHES |
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