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) |
---|---|---|---|
28 | JAN 01, 1963 | 00-428-2081 | 11459 ( RING, PISTON ) |
REFERENCE DRAWINGS & PICTURES
STRAIGHT FACE, BOTTOM RELIEF

CONCENTRIC

Cross Reference | NSN 2805-00-428-2081
Part Number | Cage Code | Manufacturer |
---|---|---|
R2967D010 | 76255 | MCQUAY-NORRIS INCOEM DIV |
DC126A1S10 | 66289 | WISCONSIN MOTORS LLC |
Technical Data | NSN 2805-00-428-2081
Characteristic | Specifications |
---|---|
CROSS-SECTIONAL SHAPE STYLE | STRAIGHT FACE, BOTTOM RELIEF |
RING STYLE | CONCENTRIC |
RADIAL WALL THICKNESS | 0.1400 INCHES MINIMUM AND 0.1500 INCHES MAXIMUM |
OVERALL WIDTH | 0.1235 INCHES MINIMUM AND 0.1240 INCHES MAXIMUM |
STANDARD BORE DIAMETER | 3.500 INCHES |
BORE DIAMETER OVERSIZE | 0.010 INCHES |