NSN 2825-00-078-3109

Part Details | PISTON RING

2825-00-078-3109 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: 656A301PC1, 2825-00-078-3109, 00-078-3109, 2825000783109, 000783109

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
28AUG 05, 196700-078-310911459 ( RING, PISTON )
REFERENCE DRAWINGS & PICTURES

PLAIN RECTANGULAR, STRAIGHT FACE

CONCENTRIC

STEP JOINT

Cross Reference | NSN 2825-00-078-3109
Part Number Cage Code Manufacturer
656A301PC101289GENERAL ELECTRIC COMPANYDBA GE DIV GE-AVIATION GEAR PLANT
Technical Data | NSN 2825-00-078-3109
Characteristic Specifications
CROSS-SECTIONAL SHAPE STYLE PLAIN RECTANGULAR, STRAIGHT FACE
JOINT STYLE STEP JOINT
RING STYLE CONCENTRIC
RADIAL WALL THICKNESS0.3600 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM
OVERALL WIDTH0.4970 INCHES MINIMUM AND 0.4980 INCHES MAXIMUM