2825-00-271-9043 RING,PISTON Index 2825-00-271-9045 RING,PISTON

National Stock Number:
2825-00-271-9044

Federal Supply Class:
2825

National Item Identification Number:
002719044

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.


Manufacturer Information:
D-25344-33593232CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
D25344-33593236DRESSER-RAND CO WORTHINGTON COMPRESSOR OPN A JOINT VENTURE
D27359-1730BR59SIEMENS GOVERNMENT TECHNOLOGIES, INC.
D27359-173830Q4CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
D27359-1738FGX3CURTISS-WRIGHT ELECTRO-MECHANICAL CORP
D27359-17393232CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
D27370PC1730BR59SIEMENS GOVERNMENT TECHNOLOGIES, INC.
D28210PC1730BR59SIEMENS GOVERNMENT TECHNOLOGIES, INC.
D28210PC173830Q4CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
D27370PC173830Q4CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
D27370PC1738FGX3CURTISS-WRIGHT ELECTRO-MECHANICAL CORP
D27370PC17393232CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
D27370PC17393235TURBODYNE DIV OF DRESSER INDUSTRIES INC SEE CODE 0BR59
D27359-17393235TURBODYNE DIV OF DRESSER INDUSTRIES INC SEE CODE 0BR59
D30235PC1730BR59SIEMENS GOVERNMENT TECHNOLOGIES, INC.
D30235PC173830Q4CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
D30235PC1738FGX3CURTISS-WRIGHT ELECTRO-MECHANICAL CORP
D28210PC1738FGX3CURTISS-WRIGHT ELECTRO-MECHANICAL CORP
D28210PC17393232CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
D30235PC17393232CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
D30235PC17393235TURBODYNE DIV OF DRESSER INDUSTRIES INC SEE CODE 0BR59
D28210PC17393235TURBODYNE DIV OF DRESSER INDUSTRIES INC SEE CODE 0BR59


Techincal Specification:
CROSS-SECTIONAL SHAPE STYLEPLAIN RECTANGULAR, STRAIGHT FACE
FSC APPLICATION DATATURBINE,STEAM
OVERALL WIDTH0.1870 INCHES NOMINAL
MATERIALIRON OVERALL
RADIAL WALL THICKNESS0.1640 INCHES MINIMUM AND 0.1720 INCHES MAXIMUM
RING STYLECONCENTRIC
STANDARD BORE DIAMETER4.000 INCHES


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