9330-01-130-6249 WINDOW,OBSERVATION Index 5133-01-130-6251 COUNTERSINK

National Stock Number:
4820-01-130-6250

Federal Supply Class:
4820

National Item Identification Number:
011306250

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:
2620-926X15 PIEC03950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
2620-926X15 PIECE 1916626CIRCOR INTL INC
2620-926X15 PIECE 1935795LESLIE CONTROLS, INC.
5001003-X3XX-5253711NAVAL SEA SYSTEMS COMMAND
803-5001003-X3XX-5253711NAVAL SEA SYSTEMS COMMAND
2620-926X15 PIECE 1996169ELECTRIC BOAT CORPORATION


Techincal Specification:
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSITEM THAT SUPPORTS A LEVEL 1 OR SUBSAFE CRITICAL SYSTEM THAT HAS UNDERGONE QUALITY ASSURANCE DURING THE ACQUISITION PROCESS


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