NSN 4930-01-456-5399

Part Details | RELIEF VENT UNIT

4930-01-456-5399 A spring loaded device equipped with automatic pressure and vacuum relief valves to relieve drum structure of excessive vapor pressure build-ups and provide for vacuum relief to facilitate liquid flow. It also serves as a filling unit with removable cap with chain attachment.

Alternate Parts: 55N0029, 1598AS2721, 1598AS272-1, 4930-01-456-5399, 01-456-5399, 4930014565399, 014565399

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
49JUN 17, 199801-456-539935932 ( VENT UNIT, RELIEF )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4930-01-456-5399
Part Number Cage Code Manufacturer
55N002934351CHART INCDIV DISTRIBUTION AND STORAGE
1598AS272-130003NAVAL AIR SYSTEMS COMMAND MANAGEDORIGINAL DESIGN ACTIVITY NOT
Technical Data | NSN 4930-01-456-5399
Characteristic Specifications
MATERIAL STEEL CORROSION RESISTING
OVERALL LENGTH4.380 INCHES NOMINAL
OVERALL WIDTH2.000 INCHES NOMINAL
OVERALL HEIGHT2.000 INCHES NOMINAL
SPECIAL FEATURESHOLE THRU CENTER, 0.906 DIA.; THREADED BOTH ENDS 0.750-14NPT AND 1.000-11.5NPT; 2 THREADED HOLES THRU SIDE 0.500-NPT