6710-00-195-1520 PER CMC LTR 22APR86 Index 4820-00-195-1522 VALVE,SAFETY RELIEF

National Stock Number:
4820-00-195-1521

Federal Supply Class:
4820

National Item Identification Number:
001951521

Description:
VALVE,CHECK

Detail:
A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.


Manufacturer Information:
258831080064NAVAL SHIP SYSTEMS COMMAND
2927910237CADILLAC GAGE TEXTRON INC.


Techincal Specification:
CONNECTION STYLEGASKET SEAL (BOSS) 1ST END
CONNECTION TYPETHREADED INTERNAL BOSS 1ST END
DISK LOADING METHODSPRING
FLOW CONTROL DEVICEBALL
MOUNTING POSITIONHORIZONTAL
NOMINAL THREAD SIZE0.438 INCHES 1ST END
STYLE DESIGNATORSTRAIGHT THRU
SURFACE TREATMENTPAINT
THREAD CLASS3B 1ST END
THREAD DIRECTIONRIGHT-HAND 1ST END
THREAD QUANTITY PER INCH20 1ST END
THREAD SERIES DESIGNATORUNJF 1ST END
VALVE OPERATION METHODAUTOMATIC


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