NSN 4820-01-253-4637
Part Details | VALVE SEAT
4820-01-253-4637 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: 3516231Z, 35-16231Z, 3516231, 35-16231, 258153W, 25-8153-W, 03516231, 035-16231, 4820-01-253-4637, 01-253-4637, 4820012534637, 012534637
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | APR 18, 1987 | 01-253-4637 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
THREADED FLANGED
Cross Reference | NSN 4820-01-253-4637
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 35-16231Z | 9F512 | PARKER-HANNIFIN CORPORATIONDBA HYDRAULIC PUMP DIVISION |
| 35-16231 | 9F512 | PARKER-HANNIFIN CORPORATIONDBA HYDRAULIC PUMP DIVISION |
| 25-8153-W | 9F512 | PARKER-HANNIFIN CORPORATIONDBA HYDRAULIC PUMP DIVISION |
| 035-16231 | 9F512 | PARKER-HANNIFIN CORPORATIONDBA HYDRAULIC PUMP DIVISION |
Technical Data | NSN 4820-01-253-4637
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | A THREADED FLANGED |
| FLANGE DIAMETER | 0.672 INCHES NOMINAL |
| FLANGE SEAT TO DISK END HEIGHT | 0.094 INCHES NOMINAL |
| UNDER FLANGE HEIGHT | 0.594 INCHES NOMINAL |
| SEATING SURFACE SHAPE | FLAT |
| SPECIAL FEATURES | 0.375 IN. ACROSS FLATS,0.156 IN. LG HEX WRENCHING FEATURE FLANGE END; FOUR 0.062 IN. DIA HOLES 90 DEG APART DRILLED THRU BODY PERPENDICULAR TO BORE BETWEEN THD PORTION AND FLANGE |