NSN 4820-01-124-7786
Part Details | VALVE SEAT
4820-01-124-7786 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: 29800204AYCL2 12IN PC14, 298-00-204AY-CL2 1/2IN PC-14, 29800204, 298-00-204, 346486, 29800204AYCL, 298-00-204AY-CL, 4820-01-124-7786, 01-124-7786, 4820011247786, 011247786
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JAN 12, 1982 | 01-124-7786 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
PLAIN FLANGED
Cross Reference | NSN 4820-01-124-7786
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 298-00-204AY-CL2 1/2IN PC-14 | 16626 | CIRCOR INTL INC |
| 298-00-204 | 16626 | CIRCOR INTL INC |
| 346486 | 35795 | LESLIE CONTROLS, INC. |
| 298-00-204AY-CL | 35795 | LESLIE CONTROLS, INC. |
Technical Data | NSN 4820-01-124-7786
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | PLAIN FLANGED |
| FLANGE DIAMETER | 3.990 INCHES MINIMUM AND 3.995 INCHES MAXIMUM |
| BODY OUTSIDE DIAMETER | 3.677 INCHES MINIMUM AND 3.682 INCHES MAXIMUM |
| BODY INSIDE DIAMETER | 2.500 INCHES NOMINAL |
| FLANGE SEAT TO DISK END HEIGHT | 0.155 INCHES NOMINAL |
| UNDER FLANGE HEIGHT | 0.350 INCHES MINIMUM AND 0.360 INCHES MAXIMUM |
| SEATING SURFACE SHAPE | FLAT |
| SPECIAL FEATURES | WEAPON SYSTEM ESSENTIAL |
| CRITICALITY CODE JUSTIFICATION | FEAT |
| END ITEM IDENTIFICATION | SPRUANCE CLASS DD (963) |