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National Stock Number:
4820-01-239-3821
Federal Supply Class:
4820
National Item Identification Number:
012393821
Description:
GUIDE,VALVE STEM
Detail:
A replaceable cylindrical item designed to provide wear surface and maintain alignment of a reciprocating valve stem and the like, it may have a flange(s) and/or grooves.
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Manufacturer Information:
| 820-2179255-2 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 820-4385098-17 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 820-5348629-17 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 820-5348584-17 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| CRITICALITY CODE JUSTIFICATION | ZZZY | | MATERIAL | COBALT ALLOY | | 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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