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National Stock Number:
2815-00-273-0459
Federal Supply Class:
2815
National Item Identification Number:
002730459
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:
| 6217 | 81601 | NORFOLK NAVAL SHIPYARD | | R34449 | 75370 | KAYDON RING & SEAL INC |
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Techincal Specification:
| MATERIAL | IRON OVERALL | | CROSS-SECTIONAL SHAPE STYLE | STRAIGHT FACE, DOUBLE SCRAPER, VENTILATED OIL CONTROL | | JOINT STYLE | VERTICAL JOINT | | RING STYLE | CONCENTRIC | | RADIAL WALL THICKNESS | 0.1450 INCHES MINIMUM AND | | 0.1550 INCHES MAXIMUM | | OVERALL WIDTH | 0.1860 INCHES NOMINAL | | OIL PASSAGE TYPE AND QUANTITY | 10 SLOT HORIZONTALLY THROUGH RING | | 1 GROOVE OUTSIDE PERIPHERY | | STANDARD BORE DIAMETER | 3.625 INCHES |
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