National Item Identification Number
00-337-7129
003377129
4820-00-337-7129
4820-00-337-7129
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)
79500
88657
WESTINGHOUSE ELECTRIC CORP
POWER GENERATION-TURBINE DIV
THE QUADRANGLE
4400 ALAFAYA TRL
ORLANDO
FL
32826
407-736-2000
79500
79500
90099
NORTHROP GRUMMAN SYSTEMS CORPORATION
DBA NORTHROP GRUMMAN MARINE SYSTEMS
401 E HENDY AVE MS 33-3
SUNNYVALE
CA
94086
408-735-4188
Reference Numbers (Part Numbers)
S6100-440433PC22
1429338
1429338
1429338
17E637PC22
17E637PC22
40J278PC22;
Required Categories
STYLE DESIGNATOR
FLANGE DIAMETER
BODY OUTSIDE DIAMETER
BODY INSIDE DIAMETER;
Required Description
B7 PLAIN FLANGED
2.584 INCHES MINIMUM AND
2.604 INCHES MAXIMUM
2.129 INCHES M
