NSN 4820-01-170-1395
Part Details | VALVE SEAT
4820-01-170-1395 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: 8032177934X3XX18SPCLN, 803-2177934-X3XX-18SPCLN, 8032177934X2XX18SPCLN, 803-2177934-X2XX-18SPCLN, 4820-01-170-1395, 01-170-1395, 4820011701395, 011701395
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JAN 20, 1984 | 01-170-1395 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
THREADED FLANGED
Cross Reference | NSN 4820-01-170-1395
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 803-2177934-X3XX-18SPCLN | 80064 | NAVAL SHIP SYSTEMS COMMAND |
| 803-2177934-X2XX-18SPCLN | 80064 | NAVAL SHIP SYSTEMS COMMAND |
Technical Data | NSN 4820-01-170-1395
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | THREADED FLANGED |
| FLANGE DIAMETER | 0.937 INCHES NOMINAL |
| BODY INSIDE DIAMETER | 0.471 INCHES NOMINAL |
| FLANGE SEAT TO DISK END HEIGHT | 0.122 INCHES NOMINAL |
| UNDER FLANGE HEIGHT | 0.315 INCHES NOMINAL |
| SEATING SURFACE SHAPE | ANGULAR |
| SEAT ANGLE IN DEG | 15.000 NOMINAL |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| CRITICALITY CODE JUSTIFICATION | ZZZY |