2815-00-278-1538 RING,PISTON Index 2815-00-278-1541 RING,PISTON

National Stock Number:
2815-00-278-1540

Federal Supply Class:
2815

National Item Identification Number:
002781540

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:
2-28R008-00614541COOPER MACHINERY SERVICES LLC
BA6004-114541COOPER MACHINERY SERVICES LLC


Techincal Specification:
CROSS-SECTIONAL SHAPE STYLEPLAIN RECTANGULAR, STRAIGHT FACE
JOINT STYLEVERTICAL JOINT
OVERALL WIDTH0.1860 INCHES MINIMUM AND 0.1870 INCHES MAXIMUM
MATERIALCOPPER OVERALL
RADIAL WALL THICKNESS0.0670 INCHES MINIMUM AND 0.0770 INCHES MAXIMUM
RING STYLECONCENTRIC
STANDARD BORE DIAMETER1.625 INCHES


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