Part Details | PISTON RING
4310-00-273-2821 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: 265872PC31, 4310-00-273-2821, 00-273-2821, 4310002732821, 002732821
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 43 | JAN 01, 1963 | 00-273-2821 | 11459 ( RING, PISTON ) |
REFERENCE DRAWINGS & PICTURES
PLAIN RECTANGULAR, STRAIGHT FACE
CONCENTRIC
STEP JOINT
Cross Reference | NSN 4310-00-273-2821
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 265872PC31 | 10001 | NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT |
Technical Data | NSN 4310-00-273-2821
| Characteristic | Specifications |
|---|---|
| CROSS-SECTIONAL SHAPE STYLE | PLAIN RECTANGULAR, STRAIGHT FACE |
| JOINT STYLE | STEP JOINT |
| RING STYLE | CONCENTRIC |
| RADIAL WALL THICKNESS | 0.0500 INCHES NOMINAL |
| OVERALL WIDTH | 0.1870 INCHES NOMINAL |
| STANDARD BORE DIAMETER | 1.640 INCHES |
| FSC APPLICATION DATA | 5 IN. GUN MOUNTS |