NSN 4820-00-973-3777
Part Details | VALVE SEAT
4820-00-973-3777 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: NP417PC30, NL6671, NL667-1, 4820-00-973-3777, 00-973-3777, 4820009733777, 009733777
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | SEP 30, 1966 | 00-973-3777 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
PLAIN FLANGED
Cross Reference | NSN 4820-00-973-3777
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| NP417PC30 | 93591 | PENTAIR VALVES & CONTROLS US LPDIV FLOW CONTROL US HOLDING CORP |
| NL667-1 | 93591 | PENTAIR VALVES & CONTROLS US LPDIV FLOW CONTROL US HOLDING CORP |
Technical Data | NSN 4820-00-973-3777
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | PLAIN FLANGED |
| FLANGE DIAMETER | 2.745 INCHES MINIMUM AND 2.746 INCHES MAXIMUM |
| BODY OUTSIDE DIAMETER | 2.502 INCHES NOMINAL |
| BODY INSIDE DIAMETER | 1.562 INCHES NOMINAL |
| FLANGE SEAT TO DISK END HEIGHT | 0.562 INCHES NOMINAL |
| UNDER FLANGE HEIGHT | 0.936 INCHES NOMINAL |
| SEATING SURFACE SHAPE | RADIAL |
| TAPER MINOR DIAMETER | 1.562 INCHES NOMINAL |
| TAPER LENGTH | 0.812 INCHES NOMINAL |
| SEAL ACCOMMODATION TYPE | GROOVED |