NSN 4820-00-871-8423

Part Details | VALVE SEAT

4820-00-871-8423 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: 52730A158, 9000593 3 12IN, 900-059-3 3 1/2IN, 900059, 900-059, 730A158, 52730A158, 3 12 87018A, 3 1/2 870-18A, 3 12 87018K, 3 1-2 870-18K, 4820-00-871-8423, 00-871-8423, 4820008718423, 008718423

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 01, 196000-871-842322113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN

Cross Reference | NSN 4820-00-871-8423
Part Number Cage Code Manufacturer
52730A1581NB39DOVER RESOURCES INCDIV NORRISEAL
900-059-3 3 1/2IN91363NORRISEALNORRIS VALUES DIV
900-05991363NORRISEALNORRIS VALUES DIV
730A15891363NORRISEALNORRIS VALUES DIV
52730A15891363NORRISEALNORRIS VALUES DIV
3 1/2 870-18A91363NORRISEALNORRIS VALUES DIV
3 1-2 870-18K91363NORRISEALNORRIS VALUES DIV
Technical Data | NSN 4820-00-871-8423
Characteristic Specifications
STYLE DESIGNATOR PLAIN
OVERALL HEIGHT1.955 INCHES NOMINAL
BODY OUTSIDE DIAMETER4.627 INCHES NOMINAL
BODY INSIDE DIAMETER3.500 INCHES NOMINAL
SEATING SURFACE SHAPE FLAT
SPECIAL FEATURESTWO SHAFT HOLES FOR BUTTERFLY VALVE SHAFT