4820-01-220-2142 INSERT,VALVE SEAT Index 4820-01-220-2144 RETAINER,DISK,VALVE

National Stock Number:
4540-01-220-2143

Federal Supply Class:
4540

National Item Identification Number:
012202143

Description:
BREECH,DOOR


Manufacturer Information:
77656-31X3 PIECE196169ELECTRIC BOAT CORPORATION
77656-31X3 PIECE1L103950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
SSN637-505-2143980064NAVAL SHIP SYSTEMS COMMAND
SSN637-505-2143921 PIECE 180064NAVAL SHIP SYSTEMS COMMAND
SSN637-505-2143921 PIECE 1L103950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
SSN637-505-21439L103950NAVAL INVENTORY CONTROL POINT MECHANICSBURG


Techincal Specification:
CRITICALITY CODE JUSTIFICATIONZZZY
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSQUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS


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