5325-00-288-3655 RING,RETAINING Index 5320-00-288-3661 PIN-RIVET

National Stock Number:
2815-00-288-3656

Federal Supply Class:
2815

National Item Identification Number:
002883656

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:
CJB8C7PZX0FAIRBANKS MORSE, LLC
CJB8C82796COLTEC INDUSTRIES INC DBA FAIRBANKS MORSE ENGINE DIV FAIRBANKS MORSE ENGINE


Techincal Specification:
CROSS-SECTIONAL SHAPE STYLEPLAIN RECTANGULAR, STRAIGHT FACE
JOINT STYLEVERTICAL JOINT
OVERALL WIDTH0.4910 INCHES MINIMUM AND 0.4920 INCHES MAXIMUM
MATERIALIRON OVERALL
RADIAL WALL THICKNESS0.3750 INCHES MINIMUM AND 0.4100 INCHES MAXIMUM
RING STYLECONCENTRIC
STANDARD BORE DIAMETER12.000 INCHES
SURFACE TREATMENTTIN OVERALL


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