NSN 2810-00-657-7992

Part Details | PISTON RING

2810-00-657-7992 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: AS19667J, 19667J, 19667J, 2810-00-657-7992, 00-657-7992, 2810006577992, 006577992

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
28JAN 01, 196300-657-799211459 ( RING, PISTON )
REFERENCE DRAWINGS & PICTURES

BEVELED FACE, LOWER

CONCENTRIC

VERTICAL JOINT

Cross Reference | NSN 2810-00-657-7992
Part Number Cage Code Manufacturer
AS19667J12776AIRCRAFT SUPPLIES
19667J00198PRATT & WHITNEY CANADA CIE DIVPRATT& WHITNEY CANADA CORP.
19667J77445UNITED TECHNOLOGIES CORPORATIONDBA PRATT WHITNEY-SPARE PARTS
Technical Data | NSN 2810-00-657-7992
Characteristic Specifications
CROSS-SECTIONAL SHAPE STYLE1 BEVELED FACE, LOWER
JOINT STYLE VERTICAL JOINT
RING STYLE CONCENTRIC
RADIAL WALL THICKNESS0.2200 INCHES NOMINAL
OVERALL WIDTH0.1075 INCHES MINIMUM AND 0.1085 INCHES MAXIMUM
STANDARD BORE DIAMETER5.060 INCHES