2815-00-273-0580 RING,PISTON Index 2815-00-273-0582 RING,PISTON

National Stock Number:
2815-00-273-0581

Federal Supply Class:
2815

National Item Identification Number:
002730581

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:
P2061F17572STERLING ENGINE CO INC
P2061F55509COOPER CAMERON CORP AJAX-SUPERIOR DIV


Techincal Specification:
CROSS-SECTIONAL SHAPE STYLEPLAIN KEYSTONE, STRAIGHT RADII FACE
JOINT STYLEVERTICAL JOINT
OVERALL WIDTH0.1690 INCHES MINIMUM AND 0.1700 INCHES MAXIMUM
MATERIALIRON OVERALL
RADIAL WALL THICKNESS0.1980 INCHES MINIMUM AND 0.2080 INCHES MAXIMUM
RING STYLECONCENTRIC
SPECIAL FEATURESINSIDE DIA EDGES HAVE 0.031 IN.RADIUS
STANDARD BORE DIAMETER5.500 INCHES


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