NSN 4820-01-168-5684

Part Details | VALVE SEAT

4820-01-168-5684 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: 8721 PC 4, 20274FN5, 20267FN5, 20266FN5, 20213PC4, 20213FIND4, 20203PC5, 20186PC5, 20186 FIND 5, B7410.002.127, B07410.002.127, A7410.002.127, A07410.002.127, 20213FIND4, 20213FIND4, 4820-01-168-5684, 01-168-5684, 4820011685684, 011685684

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48DEC 20, 198301-168-568422113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN THREADED

Cross Reference | NSN 4820-01-168-5684
Part Number Cage Code Manufacturer
8721 PC 401343ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY
20274FN501343ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY
20267FN501343ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY
20266FN501343ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY
20213PC401343ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY
20213FIND401343ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY
20203PC501343ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY
20186PC501343ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY
20186 FIND 501343ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY
B7410.002.12701343ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY
B07410.002.12701343ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY
A7410.002.12701343ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY
A07410.002.12701343ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY
20213FIND403950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
20213FIND415187PENTAIR VALVES & CONTROLS US LPDBA NAVY PRODUCT TEAM
Technical Data | NSN 4820-01-168-5684
Characteristic Specifications
STYLE DESIGNATOR PLAIN THREADED
OVERALL HEIGHT1.250 INCHES NOMINAL
BODY INSIDE DIAMETER0.750 INCHES NOMINAL
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG45.000 MINIMUM AND 60.000 MAXIMUM
SPECIAL FEATURESEND FROM SEATING SURFACE BROACHED TO 0.562 IN. HEX BY 0.250 IN DEEP FOR SEAT REMOVAL
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
CRITICALITY CODE JUSTIFICATIONZZZY