National Item Identification Number
00-739-1777
007391777
4820-00-739-1777
4820-00-739-1777
National Stock Number
Item Name
SEAT,VALVE
Federal Supply Class
4820
Description
A replaceable item designed to provide a circular 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.
Commercial and Government Entity Code (Supplier Data)
81205
Reference Numbers (Part Numbers)
66-4908
Required Categories
STYLE DESIGNATOR
FLANGE DIAMETER
BODY OUTSIDE DIAMETER
BODY INSIDE DIAMETER;
Required Description
B14 PLAIN FLANGED
1.175 INCHES MINIMUM AND
1.180 INCHES MAXIMUM
0.750 INCHES