9340-01-054-3560 WINDOW,OBSERVATION Index 5985-01-054-3562 SWITCH,RADIO FREQUENCY TRANSMISS

National Stock Number:
4820-01-054-3561

Federal Supply Class:
4820

National Item Identification Number:
010543561

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:
255584 PC 1543689HUNTINGTON INGALLS INC
255584 PC 15Q303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
255584 PIECE 1503670TYCO FIRE PRODUCTS LP
255584 PIECE 1517062P J VALVES INC
255584 PIECE 152U949YANKEE MACHINE INC
255584 PIECE 1553154PORTLAND VALVE LLC
2640-801X1PIECE15Q303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
2643-859-10 ITEM 20Q303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
264385910-20Q303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
711-4678204 ITEM 9Q303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
711-4678204 ITEM 953711NAVAL SEA SYSTEMS COMMAND
2640-801X1PIECE1596169ELECTRIC BOAT CORPORATION
264385910-2096169ELECTRIC BOAT CORPORATION
2643-859-10 ITEM 2096169ELECTRIC BOAT CORPORATION
7383858-264385910-20Q303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
7550479-264385910-20Q303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
845-7286650 ITEM 20Q303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
G547-0003-264385910-20Q303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
H547-0001-264385910-20Q303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
7383858-264385910-2053711NAVAL SEA SYSTEMS COMMAND
845-7286650 ITEM 2053711NAVAL SEA SYSTEMS COMMAND
7550479-264385910-2053711NAVAL SEA SYSTEMS COMMAND
H547-0001-264385910-2096169ELECTRIC BOAT CORPORATION
G547-0003-264385910-2096169ELECTRIC BOAT CORPORATION


Techincal Specification:
CRITICALITY CODE JUSTIFICATIONZZZY
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSITEMS THAT SUPPORT A LEVEL I OR SUBSAFE CRITICAL SYSTEM/COMPONENT THAT HAS UNDERGONE QUALITY ASSURANCE DURING THE ACQUISITION PROCESS AND REQUIRES OBJECTIVE QUALITY EVIDENCE (OQE) TRACEABLE TO PERMANENT MARKING ON THE MATERIAL


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