NSN 4820-01-271-3743

Part Details | VALVE SEAT

4820-01-271-3743 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: 365D066 ITEM 1, 365D066, 365D0661, 365D066-1, 4820-01-271-3743, 01-271-3743, 4820012713743, 012713743

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 23, 198801-271-374322113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-01-271-3743
Part Number Cage Code Manufacturer
365D066 ITEM 162793BFM ENERGY PRODUCTS CORP
365D06662793BFM ENERGY PRODUCTS CORP
365D066-162793BFM ENERGY PRODUCTS CORP
Technical Data | NSN 4820-01-271-3743
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER2.240 INCHES MINIMUM AND 2.255 INCHES MAXIMUM
BODY OUTSIDE DIAMETER1.763 INCHES MINIMUM AND 1.773 INCHES MAXIMUM
BODY INSIDE DIAMETER0.965 INCHES MINIMUM AND 0.967 INCHES MAXIMUM
FLANGE SEAT TO DISK END HEIGHT0.310 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
UNDER FLANGE HEIGHT2.535 INCHES MINIMUM AND 2.538 INCHES MAXIMUM
SEATING SURFACE SHAPE FLAT
SPECIAL FEATURESTHREADED UNDER FLANGE 2.000-8UN-2A,0.671 IN. DEEP