NSN 4820-00-254-1456
Part Details | VALVE SEAT
4820-00-254-1456 A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see INSERT, ENGINE VALVE SEAT.
Alternate Parts: 28261061, 2826106-1, 4820-00-254-1456, 00-254-1456, 4820002541456, 002541456
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
48 | JUL 30, 1969 | 00-254-1456 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
PLAIN FLANGED

Cross Reference | NSN 4820-00-254-1456
Part Number | Cage Code | Manufacturer |
---|---|---|
2826106-1 | 33068 | TRIUMPH ACTUATION SYSTEMS -CONNECTICUT, LLC |
Technical Data | NSN 4820-00-254-1456
Characteristic | Specifications |
---|---|
STYLE DESIGNATOR | PLAIN FLANGED |
FLANGE DIAMETER | 0.374 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
BODY OUTSIDE DIAMETER | 0.156 INCHES MINIMUM AND 0.157 INCHES MAXIMUM |
BODY INSIDE DIAMETER | 0.109 INCHES NOMINAL |
FLANGE SEAT TO DISK END HEIGHT | 0.100 INCHES NOMINAL |
UNDER FLANGE HEIGHT | 0.130 INCHES NOMINAL |
SEATING SURFACE SHAPE | ANGULAR |
SEAT ANGLE IN DEG | 60.000 NOMINAL |
FSC APPLICATION DATA | LANDING GEAR,AIRCRAFT |