NSN 4820-00-343-2117
Part Details | VALVE SEAT
4820-00-343-2117 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: S2754, S275-4, NL20711, NL2071-1, 4820-00-343-2117, 00-343-2117, 4820003432117, 003432117
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
48 | JAN 01, 1963 | 00-343-2117 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
PLAIN FLANGED

Cross Reference | NSN 4820-00-343-2117
Part Number | Cage Code | Manufacturer |
---|---|---|
S275-4 | 93591 | PENTAIR VALVES & CONTROLS US LPDIV FLOW CONTROL US HOLDING CORP |
NL2071-1 | 93591 | PENTAIR VALVES & CONTROLS US LPDIV FLOW CONTROL US HOLDING CORP |
Technical Data | NSN 4820-00-343-2117
Characteristic | Specifications |
---|---|
STYLE DESIGNATOR | PLAIN FLANGED |
FLANGE DIAMETER | 5.6190 INCHES MINIMUM AND 5.6200 INCHES MAXIMUM |
BODY OUTSIDE DIAMETER | 5.2520 INCHES MINIMUM AND 5.2525 INCHES MAXIMUM |
BODY INSIDE DIAMETER | 4.3750 INCHES MINIMUM AND 4.3755 INCHES MAXIMUM |
FLANGE SEAT TO DISK END HEIGHT | 0.625 INCHES NOMINAL |
UNDER FLANGE HEIGHT | 0.875 INCHES NOMINAL |
SEATING SURFACE SHAPE | ANGULAR |
SEAT ANGLE IN DEG | 60.000 NOMINAL |
TAPER MINOR DIAMETER | 4.3730 INCHES MINIMUM AND 4.3770 INCHES MAXIMUM |
TAPER MAJOR DIAMETER | 4.5620 INCHES NOMINAL |
SEAL ACCOMMODATION TYPE | GROOVED |