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National Stock Number:
4310-00-420-3572
Federal Supply Class:
4310
National Item Identification Number:
004203572
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:
| 2P154 | 88663 | DRESSER-RAND CO INGERSOLL-RAND OPNS A JOINT VENTURE | | N-426 | 0AT62 | SIEMENS ENERGY, INC. | | N-426 | 30760 | INGERSOLL RAND CO | | N-426 | 830Q4 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION | | N-426 | 88663 | DRESSER-RAND CO INGERSOLL-RAND OPNS A JOINT VENTURE |
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Techincal Specification:
| MATERIAL | IRON OVERALL | | CROSS-SECTIONAL SHAPE STYLE | STRAIGHT FACE, BOTTOM RELIEF | | JOINT STYLE | VERTICAL JOINT | | RING STYLE | CONCENTRIC | | RADIAL WALL THICKNESS | 0.1790 INCHES MINIMUM AND | | 0.1800 INCHES MAXIMUM | | OVERALL WIDTH | 0.2495 INCHES NOMINAL | | STANDARD BORE DIAMETER | 4.500 INCHES |
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