NSN 2805-00-428-2081

Part Details | PISTON RING

2805-00-428-2081 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: R2967D010, DC126A1S10, 2805-00-428-2081, 00-428-2081, 2805004282081, 004282081

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
28JAN 01, 196300-428-208111459 ( RING, PISTON )
REFERENCE DRAWINGS & PICTURES

STRAIGHT FACE, BOTTOM RELIEF

RING,PISTON | 2805-00-428-2081, 004282081

CONCENTRIC

RING,PISTON | 2805-00-428-2081, 004282081
Cross Reference | NSN 2805-00-428-2081
Part Number Cage Code Manufacturer
R2967D01076255MCQUAY-NORRIS INCOEM DIV
DC126A1S1066289WISCONSIN MOTORS LLC
Technical Data | NSN 2805-00-428-2081
Characteristic Specifications
CROSS-SECTIONAL SHAPE STYLE STRAIGHT FACE, BOTTOM RELIEF
RING STYLE CONCENTRIC
RADIAL WALL THICKNESS0.1400 INCHES MINIMUM AND 0.1500 INCHES MAXIMUM
OVERALL WIDTH0.1235 INCHES MINIMUM AND 0.1240 INCHES MAXIMUM
STANDARD BORE DIAMETER3.500 INCHES
BORE DIAMETER OVERSIZE0.010 INCHES