4820-00-042-0860 VALVE,BALL Index 7420-00-042-0877 CALCULATOR,ELECTRONIC

National Stock Number:
4820-00-042-0874

Federal Supply Class:
4820

National Item Identification Number:
000420874

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:
255580 PIECE 343689HUNTINGTON INGALLS INC
255580PC3Q303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
2640-800X1 ITEM 17Q303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
2640-801-01 ITEM 17Q303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
2640-800X1 ITEM 1796169ELECTRIC BOAT CORPORATION
2640-801-01 ITEM 1796169ELECTRIC BOAT CORPORATION
2640-801X01 ITEM 17Q303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
2640-801X1PC17Q303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
2640-804X3 PIECE 2Q303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
2640-804X3 PIECE 296169ELECTRIC BOAT CORPORATION
2640-801X01 ITEM1796169ELECTRIC BOAT CORPORATION
2640-801X01 PIECE 1796169ELECTRIC BOAT CORPORATION
2640-801X1-ITEM NO-1796169ELECTRIC BOAT CORPORATION
2640-801X1PC1796169ELECTRIC BOAT CORPORATION
2640-840X3PC2Q303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
2640-852X1PC3Q303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
264080101-0017Q303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
2643-852-01 ITEM16Q303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
2643-852-10 ITEM 5Q303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
6002-184PC3Q303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
845-4558787 ITEM 18Q303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
6002-184PC343689HUNTINGTON INGALLS INC
2640-840X3PC253711NAVAL SEA SYSTEMS COMMAND
845-4558787 ITEM 1853711NAVAL SEA SYSTEMS COMMAND
2640-852X1PC353711NAVAL SEA SYSTEMS COMMAND
264080101-001796169ELECTRIC BOAT CORPORATION
2643-852-01 ITEM16Q396169ELECTRIC BOAT CORPORATION
2643-852-10 ITEM 596169ELECTRIC BOAT CORPORATION
2643-852-01 ITEM1696169ELECTRIC BOAT CORPORATION
2643-852-10-ITEM NO-596169ELECTRIC BOAT CORPORATION
845-4558791 ITEM-35Q303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
845-7286652 ITEM16Q303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
845-8543128 ITEM 5Q303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
845-7286652 ITEM16Q353711NAVAL SEA SYSTEMS COMMAND
845-8543128 ITEM 553711NAVAL SEA SYSTEMS COMMAND
845-7286652 ITEM1653711NAVAL SEA SYSTEMS COMMAND
845-4558791 ITEM 3553711NAVAL SEA SYSTEMS COMMAND
845-4558791 ITEM 3580064NAVAL SHIP SYSTEMS COMMAND
845-4558791 ITEM 3596169ELECTRIC 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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