4320-00-420-6831 VALVE,SLIDE,PUMP Index 6615-00-420-6840 COMPUTER,YAW

National Stock Number:
4310-00-420-6838

Federal Supply Class:
4310

National Item Identification Number:
004206838

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:
5541P0UBG9CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
5541P93232CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
6120S0UBG9CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
6120S93232CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION


Techincal Specification:
BORE DIAMETER OVERSIZE0.010 INCHES
CROSS-SECTIONAL SHAPE STYLEPLAIN RECTANGULAR, STRAIGHT FACE
FSC APPLICATION DATAPUMP,RECIPROCATING,DIRECT ACTING
JOINT STYLEVERTICAL JOINT
OVERALL WIDTH0.4355 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM
MATERIALIRON OVERALL
RADIAL WALL THICKNESS0.1680 INCHES MINIMUM AND 0.1860 INCHES MAXIMUM
RING STYLECONCENTRIC
STANDARD BORE DIAMETER5.250 INCHES


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