National Item Identification Number
01-494-4251
014944251
4820-01-494-4251
4820-01-494-4251
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)
90099
NORTHROP GRUMMAN SYSTEMS CORPORATION
DBA NORTHROP GRUMMAN MARINE SYSTEMS
401 E HENDY AVE MS 33-3
SUNNYVALE
CA
94086
408-735-4188
90099
NORTHROP GRUMMAN SYSTEMS CORPORATION
DBA NORTHROP GRUMMAN MARINE SYSTEMS
401 E HENDY AVE MS 33-3
SUNNYVALE
CA
94086
408-735-4188
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)
5D87497-001
6511E91
6511E91FN7
Required Categories
SPECIAL FEATURES
III END ITEM IDENTIFICATION
Required Description
NEXT HIGHER ASSY.6512E10-001:NOZZLE BLOCK.
E/I:TURBINE CYLINDER ASSY. W/S: NUCL