NSN 4820-00-399-4472
Part Details | VALVE SEAT
4820-00-399-4472 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: 1JC6125PC2, 1-JC-6125PC2, 1791692, 1JH2856PIECE48, 1-JH-2856PIECE48, 1791692, 1JH2856PC48, 1JC6125PIECE2, 1-JC-6125PIECE2, 1791692, 1JH2856PIECE48, 1-JH-2856PIECE48, 4820-00-399-4472, 00-399-4472, 4820003994472, 003994472
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JAN 01, 1963 | 00-399-4472 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
PLAIN FLANGED
Cross Reference | NSN 4820-00-399-4472
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 1-JC-6125PC2 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATIONDBA NORTHROP GRUMMAN MARINE SYSTEMS |
| 1791692 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATIONDBA NORTHROP GRUMMAN MARINE SYSTEMS |
| 1-JH-2856PIECE48 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATIONDBA NORTHROP GRUMMAN MARINE SYSTEMS |
| 1791692 | 79500 | WESTINGHOUSE ELECTRIC CORP |
| 1JH2856PC48 | 79500 | WESTINGHOUSE ELECTRIC CORP |
| 1-JC-6125PIECE2 | 11660 | WESTINGHOUSE ELECTRIC CORPCONTROL BUSINESS UNIT |
| 1791692 | 11660 | WESTINGHOUSE ELECTRIC CORPCONTROL BUSINESS UNIT |
| 1-JH-2856PIECE48 | 11660 | WESTINGHOUSE ELECTRIC CORPCONTROL BUSINESS UNIT |
Technical Data | NSN 4820-00-399-4472
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | PLAIN FLANGED |
| FLANGE DIAMETER | 1.563 INCHES MINIMUM AND 1.573 INCHES MAXIMUM |
| BODY OUTSIDE DIAMETER | 1.062 INCHES MINIMUM AND 1.063 INCHES MAXIMUM |
| BODY INSIDE DIAMETER | 0.688 INCHES NOMINAL |
| FLANGE SEAT TO DISK END HEIGHT | 0.477 INCHES MINIMUM AND 0.483 INCHES MAXIMUM |
| UNDER FLANGE HEIGHT | 1.329 INCHES MINIMUM AND 1.335 INCHES MAXIMUM |
| SEATING SURFACE SHAPE | RADIAL |
| SEAT RADIUS | 0.151 INCHES MINIMUM AND 0.161 INCHES MAXIMUM |
| TAPER MINOR DIAMETER | 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM |
| TAPER MAJOR DIAMETER | 0.688 INCHES NOMINAL |
| TAPER LENGTH | 0.376 INCHES NOMINAL |