NSN 2810-00-277-3856

Part Details | PISTON RING

2810-00-277-3856 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: 105740P005, 105749P5, 105740P005, 105749P5, 2810-00-277-3856, 00-277-3856, 2810002773856, 002773856

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
28JAN 01, 196300-277-385611459 ( RING, PISTON )
REFERENCE DRAWINGS & PICTURES

PLAIN RECTANGULAR, STRAIGHT FACE

RING,PISTON | 2810-00-277-3856, 002773856

CONCENTRIC

RING,PISTON | 2810-00-277-3856, 002773856

STEP JOINT

RING,PISTON | 2810-00-277-3856, 002773856
Cross Reference | NSN 2810-00-277-3856
Part Number Cage Code Manufacturer
105740P00500198PRATT & WHITNEY CANADA CIE DIVPRATT& WHITNEY CANADA CORP.
105749P500198PRATT & WHITNEY CANADA CIE DIVPRATT& WHITNEY CANADA CORP.
105740P00577445UNITED TECHNOLOGIES CORPORATIONDBA PRATT WHITNEY-SPARE PARTS
105749P577445UNITED TECHNOLOGIES CORPORATIONDBA PRATT WHITNEY-SPARE PARTS
Technical Data | NSN 2810-00-277-3856
Characteristic Specifications
CROSS-SECTIONAL SHAPE STYLE PLAIN RECTANGULAR, STRAIGHT FACE
JOINT STYLE STEP JOINT
RING STYLE CONCENTRIC
RADIAL WALL THICKNESS0.1900 INCHES MINIMUM AND 0.2000 INCHES MAXIMUM
OVERALL WIDTH0.1240 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM
STANDARD BORE DIAMETER5.812 INCHES
BORE DIAMETER OVERSIZE0.005 INCHES
FSC APPLICATION DATAACFT ENG R2800