NSN 4820-01-071-7388

Part Details | VALVE SEAT

4820-01-071-7388 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: HBVS224000204, HBV-S2-24-0002-04, 262192603PC18CLJ2.5IN, 2621-926-03PC18-CLJ2.5IN, 262192603PC18CLJ2.5IN, 2621-926-03PC18-CLJ2.5IN, 205620PC142 12, 205620PC14-2 1-2, 8035001003X9XX04, 803-5001003-X9XX-04, 8035001003, 803-5001003, 4820-01-071-7388, 01-071-7388, 4820010717388, 010717388

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48FEB 14, 197901-071-738822113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-01-071-7388
Part Number Cage Code Manufacturer
HBV-S2-24-0002-040AZ22B.N.L. INDUSTRIES, INC.
2621-926-03PC18-CLJ2.5IN16626CIRCOR INTL INC
2621-926-03PC18-CLJ2.5IN96169ELECTRIC BOAT CORPORATION
205620PC14-2 1-243689HUNTINGTON INGALLS INCORPORATEDDIV NEWPORT NEWS
803-5001003-X9XX-0453711NAVAL SEA SYSTEMS COMMAND
803-500100353711NAVAL SEA SYSTEMS COMMAND
Technical Data | NSN 4820-01-071-7388
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER3.990 INCHES MINIMUM AND 3.995 INCHES MAXIMUM
BODY OUTSIDE DIAMETER3.677 INCHES MINIMUM AND 3.682 INCHES MAXIMUM
BODY INSIDE DIAMETER2.250 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.155 INCHES NOMINAL
UNDER FLANGE HEIGHT0.355 INCHES NOMINAL
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG35.000 NOMINAL
END ITEM IDENTIFICATIONNAVAL 2-1/2 IN. 700 PSI BALL VALVE