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National Stock Number:
4470-00-178-0023
Federal Supply Class:
4470
National Item Identification Number:
001780023
Description:
SEAL RING,NUCLEAR COOLANT SYSTEM
Detail:
AN ITEM DESIGNED TO BE SEAL WELDED TO SEGMENTS ON COMPONENTS OF A NUCLEAR POWER PLANT COOLANT SYSTEM, SUCH AS VALVES, DEMINERALIZERS, HEAT EXCHANGERS, PUMPS, AND THE LIKE, TO FORM AN EFFICIENT SEAL AGAINST THE LEAKAGE OF THE PRIMARY COOLANT TO THE AMBIENT. EXCLUDES SEAL RING, METAL.
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Manufacturer Information:
| 618J622H32 | 04804 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 620B041IT1 | 04808 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION | | 620B041PC1 | 04808 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION |
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Techincal Specification:
| CRITICALITY CODE JUSTIFICATION | ZZZY | | MATERIAL | STEEL | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
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