NSN 4820-00-872-4690
Part Details | VALVE SEAT
4820-00-872-4690 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: 64XA1 PIECE 2, 4820-00-872-4690, 00-872-4690, 4820008724690, 008724690
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JAN 01, 1960 | 00-872-4690 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
PLAIN FLANGED
Cross Reference | NSN 4820-00-872-4690
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 64XA1 PIECE 2 | 53553 | AMETEK INCSCHUTTE AND KOERTING DIV |
Technical Data | NSN 4820-00-872-4690
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | PLAIN FLANGED |
| FLANGE DIAMETER | 5.746 INCHES MINIMUM AND 5.748 INCHES MAXIMUM |
| BODY OUTSIDE DIAMETER | 5.002 INCHES MINIMUM AND 5.003 INCHES MAXIMUM |
| BODY INSIDE DIAMETER | 3.688 INCHES NOMINAL |
| FLANGE SEAT TO DISK END HEIGHT | 0.750 INCHES NOMINAL |
| UNDER FLANGE HEIGHT | 1.125 INCHES NOMINAL |
| SEATING SURFACE SHAPE | RADIAL |
| TAPER MINOR DIAMETER | 3.688 INCHES NOMINAL |
| TAPER MAJOR DIAMETER | 4.000 INCHES NOMINAL |
| TAPER LENGTH | 1.250 INCHES NOMINAL |
| SEAL ACCOMMODATION TYPE | GROOVED |