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National Stock Number:
2815-00-107-1092
Federal Supply Class:
2815
National Item Identification Number:
001071092
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:
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Techincal Specification:
| CROSS-SECTIONAL SHAPE STYLE | BEVELED FACE SCRAPER, VENTILATED OIL CONTROL | | JOINT STYLE | VERTICAL JOINT | | OVERALL WIDTH | 0.3000 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | OIL PASSAGE TYPE AND QUANTITY | 12 SLOT HORIZONTALLY THROUGH RING | | PIN HOLE ANGLE | 75.0 DEGREES NOMINAL | | PIN HOLE STYLE | VEE PINHOLE AT JOINT | | RADIAL WALL THICKNESS | 0.2700 INCHES NOMINAL | | RING STYLE | CONCENTRIC | | RING WIDTH PIN HOLE DEPTH | 0.010 INCHES NOMINAL | | STANDARD BORE DIAMETER | 7.250 INCHES |
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