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National Stock Number:
4470-01-258-7148
Federal Supply Class:
4470
National Item Identification Number:
012587148
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:
| 820-4385046-42 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| CRITICALITY CODE JUSTIFICATION | ZZZY | | CROSS-SECTIONAL SHAPE STYLE | CONCAVE CONTACT SURFACE | | MATERIAL | NICKEL ALLOY 600 | | INNER RADIUS | 9.920 INCHES MINIMUM AND 9.930 INCHES MAXIMUM | | PROPRIETARY CHARACTERISTICS | PACS | | OUTER RADIUS | 10.065 INCHES NOMINAL | | OUTSIDE DIAMETER SURFACE ANGLE IN DEG | 90.0 | | OUTSIDE DIAMETER | 10.906 INCHES MINIMUM AND 10.938 INCHES MAXIMUM | | OVERALL HEIGHT | 1.543 INCHES MINIMUM AND 1.553 INCHES MAXIMUM | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS | | SPECIAL FEATURES | INSPECT PER MIL-I-45208; ID MARKING PER MIL-STD-792; SHIP AND STORAGE PER MIL-STD-129; PACKAGE PER MIL-P-23199; HEAT TREATMENT PER MIL-STD-1684; CAN NOT CONTAIN OR BE COMTAMINTED WITH MERCURY |
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