NSN 4820-01-131-3145
Part Details | VALVE SEAT
4820-01-131-3145 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: 255369279 34, 2553-69-279 3-4, 255369279 12IN, 2553-69-279 1-2IN, 23399 ITEM 5, 23399, 4820-01-131-3145, 01-131-3145, 4820011313145, 011313145
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | MAY 07, 1982 | 01-131-3145 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
PLAIN FLANGED
Cross Reference | NSN 4820-01-131-3145
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 2553-69-279 3-4 | 57574 | VELAN VALVE CORPORATION |
| 2553-69-279 1-2IN | 57574 | VELAN VALVE CORPORATION |
| 23399 ITEM 5 | 57574 | VELAN VALVE CORPORATION |
| 23399 | 57574 | VELAN VALVE CORPORATION |
Technical Data | NSN 4820-01-131-3145
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | PLAIN FLANGED |
| FLANGE DIAMETER | 0.719 INCHES NOMINAL |
| BODY OUTSIDE DIAMETER | 0.582 INCHES MINIMUM AND 0.587 INCHES MAXIMUM |
| BODY INSIDE DIAMETER | 0.505 INCHES MINIMUM AND 0.507 INCHES MAXIMUM |
| FLANGE SEAT TO DISK END HEIGHT | 0.341 INCHES MINIMUM AND 0.342 INCHES MAXIMUM |
| UNDER FLANGE HEIGHT | 0.238 INCHES NOMINAL |
| SEATING SURFACE SHAPE | ANGULAR |
| SEAT ANGLE IN DEG | 45.000 NOMINAL |