National Item Identification Number
00-992-0621
009920621
4820-00-992-0621
4820-00-992-0621
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
79500
88657
WESTINGHOUSE ELECTRIC CORP
POWER GENERATION-TURBINE DIV
THE QUADRANGLE
4400 ALAFAYA TRL
ORLANDO
FL
32826
407-736-2000
90099
NORTHROP GRUMMAN SYSTEMS CORPORATION
DBA NORTHROP GRUMMAN MARINE SYSTEMS
401 E HENDY AVE MS 33-3
SUNNYVALE
CA
94086
408-735-4188
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)
668J901PC95
935B111-2
935B111-2
935B111-2
935B111PC2
935B111PC2
Required Categories
FLANGE DIAMETER
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
HARDNESS RATING
Required Description
4.042 INCHES MINIMUM AND
4.052 INCHES MAXIMUM
STEEL BODY
COBALT ALLOY SEAT
Q