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National Stock Number:
2815-00-454-7957
Federal Supply Class:
2815
National Item Identification Number:
004547957
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:
| 0311416 | 52967 | ENGINE AND EQUIPMENT PRODUCTS CO | | 0311416 | 71995 | DRESSER INDUSTRIES INC WAUKESHA ENGINE DIV | | MIL-E-11276 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| CROSS-SECTIONAL SHAPE STYLE | PLAIN KEYSTONE, STRAIGHT RADII FACE | | JOINT STYLE | VERTICAL JOINT | | OVERALL WIDTH | 0.1185 INCHES MINIMUM AND 0.1195 INCHES MAXIMUM | | MATERIAL | IRON OVERALL | | RADIAL WALL THICKNESS | 0.1620 INCHES MINIMUM AND 0.1720 INCHES MAXIMUM | | RING STYLE | CONCENTRIC | | SPECIAL FEATURES | MOLY PLATED 0.097 IN. WIDE,CENTERED ON OUTSIDE PERIPHERY SURFACE | | STANDARD BORE DIAMETER | 4.000 INCHES | | SURFACE TREATMENT | PHOSPHATE OVERALL |
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