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National Stock Number:
2825-00-066-6031
Federal Supply Class:
2825
National Item Identification Number:
000666031
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:
| 1249NA-69020 | 82328 | DRESSER RAND CO TERRY CORP STEAM TURBINE MOTOR AND GENERATOR CO A JOINT VENTURE | | 660092 | 0BR59 | SIEMENS GOVERNMENT TECHNOLOGIES, INC. | | 660092 | 82328 | DRESSER RAND CO TERRY CORP STEAM TURBINE MOTOR AND GENERATOR CO A JOINT VENTURE | | 660092 | 830Q4 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION | | 660092 | 8FGX3 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORP | | NA69020PC1249 | 82328 | DRESSER RAND CO TERRY CORP STEAM TURBINE MOTOR AND GENERATOR CO A JOINT VENTURE |
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Techincal Specification:
| CROSS-SECTIONAL SHAPE STYLE | STRAIGHT FACE, DOUBLE SCRAPER | | JOINT STYLE | VERTICAL JOINT | | OVERALL WIDTH | 0.1840 INCHES MINIMUM AND 0.1860 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 CL 303 COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | OIL PASSAGE TYPE AND QUANTITY | 1 GROOVE HORIZONTALLY THROUGH RING | | RADIAL WALL THICKNESS | 0.0620 INCHES MINIMUM AND 0.0660 INCHES MAXIMUM | | RING STYLE | CONCENTRIC | | SURFACE TREATMENT | NITRIDE OVERALL |
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