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National Stock Number:
4310-00-690-9730
Federal Supply Class:
4310
National Item Identification Number:
006909730
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-661 | 59379 | ATLAS COPCO HOLYOKE INC | | RNG00661 | 59379 | ATLAS COPCO HOLYOKE INC | | RNG661 | 93236 | DRESSER-RAND CO WORTHINGTON COMPRESSOR OPN A JOINT VENTURE |
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Techincal Specification:
| MATERIAL | STEEL OVERALL | | CROSS-SECTIONAL SHAPE STYLE | CONVEX FACE, DOUBLE SCRAPER, VENTILATED OIL CONTROL | | JOINT STYLE | VERTICAL JOINT | | RING STYLE | CONCENTRIC | | RADIAL WALL THICKNESS | 0.1880 INCHES NOMINAL | | OVERALL WIDTH | 0.1880 INCHES NOMINAL | | OIL PASSAGE TYPE AND QUANTITY | 9 GROOVE VERTICALLY THROUGH RING | | STANDARD BORE DIAMETER | 4.875 INCHES |
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