NSN 2810-00-031-6331

Part Details | PISTON RING

2810-00-031-6331 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.

Alternate Parts: 188540P20W, 188540P020W, 188540P20W, 188540P020W, 2810-00-031-6331, 00-031-6331, 2810000316331, 000316331

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
28JAN 01, 196300-031-633111459 ( RING, PISTON )
REFERENCE DRAWINGS & PICTURES

PLAIN RECTANGULAR, STRAIGHT FACE

CONCENTRIC

VERTICAL JOINT

Cross Reference | NSN 2810-00-031-6331
Part Number Cage Code Manufacturer
188540P20W00198PRATT & WHITNEY CANADA CIE DIVPRATT& WHITNEY CANADA CORP.
188540P020W00198PRATT & WHITNEY CANADA CIE DIVPRATT& WHITNEY CANADA CORP.
188540P20W77445UNITED TECHNOLOGIES CORPORATIONDBA PRATT WHITNEY-SPARE PARTS
188540P020W77445UNITED TECHNOLOGIES CORPORATIONDBA PRATT WHITNEY-SPARE PARTS
Technical Data | NSN 2810-00-031-6331
Characteristic Specifications
CROSS-SECTIONAL SHAPE STYLE2 PLAIN RECTANGULAR, STRAIGHT FACE
JOINT STYLE VERTICAL JOINT
RING STYLE CONCENTRIC
RADIAL WALL THICKNESS0.1750 INCHES MINIMUM AND 0.1850 INCHES MAXIMUM
OVERALL WIDTH0.1190 INCHES MINIMUM AND 0.1200 INCHES MAXIMUM
STANDARD BORE DIAMETER5.500 INCHES
BORE DIAMETER OVERSIZE0.020 INCHES
FSC APPLICATION DATARECIPROCATING ENGINE,AIRCRAFT