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National Stock Number:
2825-00-278-1921
Federal Supply Class:
2825
National Item Identification Number:
002781921
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:
| 634A478 | 01289 | GENERAL ELECTRIC COMPANY DBA GE DIV GE-AVIATION GEAR PLANT | | 634A478 | 24446 | GENERAL ELECTRIC COMPANY | | 634A478-001 | 01289 | GENERAL ELECTRIC COMPANY DBA GE DIV GE-AVIATION GEAR PLANT | | 634A478-1 | 0BR59 | SIEMENS GOVERNMENT TECHNOLOGIES, INC. | | 634A478 | 81893 | GENERAL ELECTRIC CO LYNN RIVER WORKS | | 634A478-1 | 830Q4 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION | | 634A478-1 | 8FGX3 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORP |
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Techincal Specification:
| CROSS-SECTIONAL SHAPE STYLE | PLAIN RECTANGULAR, STRAIGHT FACE | | FSC APPLICATION DATA | TURBINE,STEAM | | RADIAL WALL THICKNESS | 0.3590 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM | | OVERALL WIDTH | 0.8720 INCHES NOMINAL | | RING STYLE | CONCENTRIC | | STANDARD BORE DIAMETER | 10.500 INCHES |
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