NSN 4470-00-157-0979

Part Details | NUCLEAR COOLANT SYSTEM SEAL RING

4470-00-157-0979 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.

Alternate Parts: 8204385047PC56, 820-4385047PC56, 4470-00-157-0979, 00-157-0979, 4470001570979, 001570979

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
44JAN 26, 197300-157-097922190 ( SEAL RING, NUCLEAR COOLANT SYSTEM )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4470-00-157-0979
Part Number Cage Code Manufacturer
820-4385047PC5680064NAVAL SHIP SYSTEMS COMMAND
Technical Data | NSN 4470-00-157-0979
Characteristic Specifications
METALLIC HARDNESS RATING90.0 NOMINAL ROCKWELL B
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTERACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
CRITICALITY CODE JUSTIFICATIONZZZY