NSN 4820-00-354-1667

Part Details | VALVE SEAT

4820-00-354-1667 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: 155021A, 156052B, 155021B, 155021B, 155021B, 155021A, 156052B, 155021B, 4820-00-354-1667, 00-354-1667, 4820003541667, 003541667

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 01, 196300-354-166722113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-00-354-1667
Part Number Cage Code Manufacturer
155021A1ML14BRINKLEY TECHNOLOGY GROUP, LLCDBA HERCULES ENGINE COMPONENTS
156052B1ML14BRINKLEY TECHNOLOGY GROUP, LLCDBA HERCULES ENGINE COMPONENTS
155021B1ML14BRINKLEY TECHNOLOGY GROUP, LLCDBA HERCULES ENGINE COMPONENTS
155021B52984CYCLONE DRILL CO
155021B93742DRS CONSOLIDATED CONTROLS, INC.
155021A28265HERCULES ENGINE CO INC
156052B28265HERCULES ENGINE CO INC
155021B28265HERCULES ENGINE CO INC
Technical Data | NSN 4820-00-354-1667
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER1.680 INCHES MINIMUM AND 1.681 INCHES MAXIMUM
BODY OUTSIDE DIAMETER1.533 INCHES MINIMUM AND 1.534 INCHES MAXIMUM
BODY INSIDE DIAMETER1.370 INCHES MINIMUM AND 1.380 INCHES MAXIMUM
FLANGE SEAT TO DISK END HEIGHT0.135 INCHES MINIMUM AND 0.140 INCHES MAXIMUM
UNDER FLANGE HEIGHT0.400 INCHES MINIMUM AND 0.410 INCHES MAXIMUM
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG45.000 NOMINAL