NSN 4310-00-331-2157
Part Details | PISTON RING
4310-00-331-2157 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: 903511, H18540, H18-540, 4310-00-331-2157, 00-331-2157, 4310003312157, 003312157
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) | 
|---|---|---|---|
| 43 | DEC 06, 1973 | 00-331-2157 | 11459 ( RING, PISTON ) | 
REFERENCE DRAWINGS & PICTURES
PLAIN RECTANGULAR, STRAIGHT FACE
							CONCENTRIC
							VERTICAL JOINT
					Cross Reference | NSN 4310-00-331-2157
| Part Number | Cage Code | Manufacturer | 
|---|---|---|
| 903511 | 35301 | DRESSER INDUSTRIES INCLEROI DIV | 
| H18-540 | 35301 | DRESSER INDUSTRIES INCLEROI DIV | 
Technical Data | NSN 4310-00-331-2157
| Characteristic | Specifications | 
|---|---|
| CROSS-SECTIONAL SHAPE STYLE | PLAIN RECTANGULAR, STRAIGHT FACE | 
| JOINT STYLE | VERTICAL JOINT | 
| RING STYLE | CONCENTRIC | 
| RADIAL WALL THICKNESS | 0.1120 INCHES NOMINAL | 
| OVERALL WIDTH | 0.1250 INCHES NOMINAL | 
| STANDARD BORE DIAMETER | 2.500 INCHES |