4820-00-101-2841 VALVE,POPPET,COUPL Index 4730-00-101-2843 RETAINER,COUPLING

National Stock Number:
4310-00-101-2842

Federal Supply Class:
4310

National Item Identification Number:
001012842

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:
4649N93236DRESSER-RAND CO WORTHINGTON COMPRESSOR OPN A JOINT VENTURE
KRNG169293234WORTHINGTON COMPRESSORS INC AIR POWER AND CONSTRUCTION EQUIP DIV
RNG169259379ATLAS COPCO HOLYOKE INC


Techincal Specification:
CROSS-SECTIONAL SHAPE STYLEPLAIN RECTANGULAR, STRAIGHT FACE
JOINT STYLESTEP JOINT
OVERALL WIDTH0.0925 INCHES MINIMUM AND 0.0935 INCHES MAXIMUM
MATERIALIRON OVERALL
RADIAL WALL THICKNESS0.0240 INCHES MINIMUM AND 0.0290 INCHES MAXIMUM
RING STYLECONCENTRIC
SPECIAL FEATURESLUBRICANT IMPREGNATED,PARKER RUSTPROOF CO,PARCOLUBRIZE
STANDARD BORE DIAMETER1.062 INCHES


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