NSN 4820-01-271-3742

Part Details | VALVE SEAT

4820-01-271-3742 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: 365D0651, 365D065-1, 365D065 ITEM 1, 365D065, 365D0651, 365D065-1, 365D0651, 365D065-1, 4820-01-271-3742, 01-271-3742, 4820012713742, 012713742

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 23, 198801-271-374222113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-01-271-3742
Part Number Cage Code Manufacturer
365D065-162793BFM ENERGY PRODUCTS CORP
365D065 ITEM 162793BFM ENERGY PRODUCTS CORP
365D06562793BFM ENERGY PRODUCTS CORP
365D065-10FPN0DERLAN INC
365D065-14N727INTEGRAL AEROSPACE, LLC
Technical Data | NSN 4820-01-271-3742
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER3.240 INCHES MINIMUM AND 3.255 INCHES MAXIMUM
BODY OUTSIDE DIAMETER2.763 INCHES MINIMUM AND 2.773 INCHES MAXIMUM
BODY INSIDE DIAMETER1.896 INCHES MINIMUM AND 1.898 INCHES MAXIMUM
FLANGE SEAT TO DISK END HEIGHT0.310 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
UNDER FLANGE HEIGHT2.570 INCHES MINIMUM AND 2.573 INCHES MAXIMUM
SEATING SURFACE SHAPE FLAT
SPECIAL FEATURESTHREADED UNDER FLANGE 3.000-8UN-2A,0.697 IN. DEEP NOMINAL