4820-00-411-4221 SEAT,VALVE Index 4820-00-411-4223 BALL AND SEAT,VALVE

National Stock Number:
4820-00-411-4222

Federal Supply Class:
4820

National Item Identification Number:
004114222

Description:
SEAT,VALVE

Detail:
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.


Manufacturer Information:
2640-250PC10DLRN96169ELECTRIC BOAT CORPORATION
2640-251PC10DLRN96169ELECTRIC BOAT CORPORATION
2640-251PC10DLRNQ303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
2640-372X1PC48Q303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
2640-372X1PC48QA03950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
2640-372X1PC4896169ELECTRIC BOAT CORPORATION
2640-372X1PIECE7DLRNQ303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
2640-372X1PIECE7DLRNQA03950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
2640-390X3PC38Q303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
2640-390X3PC38QA03950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
2640-697X1PC12Q303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
2640-372X1PC7DLRQ303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
2640-372X1PC7DLRQA03950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
2640-372X1PIECE7DLRN96169ELECTRIC BOAT CORPORATION
2640-697X1PC12QA03950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
2640-698X3PC2Q303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
2640-698X3PC2QA03950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
2640-727X1PC7Q303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
2640-727X1PC7QA03950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
71201-85X3 PIECE 4DLRNQ303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
71201-85X3 PIECE 4DLRNQA03950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
SS845-2050919PC48Q303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
SS845-2050919PC48QA03950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
SSN671-515-2048158PIECE4DLRNQ303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
SSN671-515-2048158PIECE4DLRNQA03950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
SSN671-515-2048158 PIECE 4DLRN80064NAVAL SHIP SYSTEMS COMMAND
SS845-2050919PC4880064NAVAL SHIP SYSTEMS COMMAND
71201-85X3 PIECE 4DLRN96169ELECTRIC BOAT CORPORATION


Techincal Specification:
CRITICALITY CODE JUSTIFICATIONZZZY
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSQUALITY ASSURANCE TESTED FOR THE SUBMARINE SAFETY PROGRAM


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