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National Stock Number:
2815-00-273-0601
Federal Supply Class:
2815
National Item Identification Number:
002730601
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:
| 4973 | 77220 | DANA CORP ENGINE PRODUCTS DIV | | 65325 | 15434 | CUMMINS INC. | | H65325 | 15434 | CUMMINS INC. | | H65325 | 63734 | KAITLIN CORP |
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Techincal Specification:
| MATERIAL | IRON OVERALL | | CROSS-SECTIONAL SHAPE STYLE | CONVEX FACE, DOUBLE SCRAPER, VENTILATED OIL CONTROL | | JOINT STYLE | VERTICAL JOINT | | RING STYLE | CONCENTRIC | | RADIAL WALL THICKNESS | 0.1800 INCHES MINIMUM AND | | 0.1900 INCHES MAXIMUM | | OVERALL WIDTH | 0.2485 INCHES MINIMUM AND | | 0.2490 INCHES MAXIMUM | | OIL PASSAGE TYPE AND QUANTITY | 11 SLOT HORIZONTALLY THROUGH RING | | 1 GROOVE OUTSIDE PERIPHERY | | STANDARD BORE DIAMETER | 4.875 INCHES |
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