NSN 2810-00-277-3856
Part Details | PISTON RING
2810-00-277-3856 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: 105749P5, 105740P005, 105749P5, 105740P005, 2810-00-277-3856, 00-277-3856, 2810002773856, 002773856
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) | 
|---|---|---|---|
| 28 | JAN 01, 1963 | 00-277-3856 | 11459 ( RING, PISTON ) | 
REFERENCE DRAWINGS & PICTURES
PLAIN RECTANGULAR, STRAIGHT FACE
 
							CONCENTRIC
 
							STEP JOINT
 
					Cross Reference | NSN 2810-00-277-3856
| Part Number | Cage Code | Manufacturer | 
|---|---|---|
| 105749P5 | 00198 | PRATT & WHITNEY CANADA CIE DIVPRATT& WHITNEY CANADA CORP. | 
| 105740P005 | 00198 | PRATT & WHITNEY CANADA CIE DIVPRATT& WHITNEY CANADA CORP. | 
| 105749P5 | 77445 | UNITED TECHNOLOGIES CORPORATIONDBA PRATT WHITNEY-SPARE PARTS | 
| 105740P005 | 77445 | UNITED TECHNOLOGIES CORPORATIONDBA PRATT WHITNEY-SPARE PARTS | 
Technical Data | NSN 2810-00-277-3856
| Characteristic | Specifications | 
|---|---|
| CROSS-SECTIONAL SHAPE STYLE | PLAIN RECTANGULAR, STRAIGHT FACE | 
| JOINT STYLE | STEP JOINT | 
| RING STYLE | CONCENTRIC | 
| RADIAL WALL THICKNESS | 0.1900 INCHES MINIMUM AND 0.2000 INCHES MAXIMUM | 
| OVERALL WIDTH | 0.1240 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM | 
| STANDARD BORE DIAMETER | 5.812 INCHES | 
| BORE DIAMETER OVERSIZE | 0.005 INCHES | 
| FSC APPLICATION DATA | ACFT ENG R2800 | 
