2815-00-273-0426 RING,PISTON Index 2815-00-273-0428 RING,PISTON

National Stock Number:
2815-00-273-0427

Federal Supply Class:
2815

National Item Identification Number:
002730427

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:
330656855380HATCH & KIRK, INC.
330656872915GENERAL MOTORS CORP ELECTRO-MOTIVE DIV
DS809505463WHEELABRATOR-FRYE INC BALCRANK PRODUCTS
K-330656818954KORODY-COLYER CORP A CR INDUSTRIES CO
697775370KAYDON RING & SEAL INC


Techincal Specification:
CROSS-SECTIONAL SHAPE STYLEBEVELED FACE, DOUBLE SCRAPER
JOINT STYLEVERTICAL JOINT
MATERIALIRON OVERALL
PROPRIETARY CHARACTERISTICSPACS
OIL PASSAGE TYPE AND QUANTITY1 GROOVE OUTSIDE PERIPHERY
OVERALL WIDTH0.2460 INCHES MINIMUM AND 0.2475 INCHES MAXIMUM
SPECIAL FEATURES6 NOTCHES WITH 1/8 DIA.CUTTER EQUALLY SPACED ON OUTSIDE PERIPHERY
RADIAL WALL THICKNESS0.2300 INCHES MINIMUM AND 0.2550 INCHES MAXIMUM
RING STYLECONCENTRIC
STANDARD BORE DIAMETER6.500 INCHES


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