NSN 4820-01-289-3478

Part Details | SAFETY RELIEF VALVE

4820-01-289-3478 A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes VALVE (1), RELIEF, PRESSURE AND TEMPERATURE.

Alternate Parts: 1910R112IPS 20TO70, 1910R-1-1/2IPS 20TO70, 1910R 112IPS, 1910R 1-1/2IPS, NAP852, 40785301, 40785-301, 407853, 40785-3, 4820-01-289-3478, 01-289-3478, 4820012893478, 012893478

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48NOV 22, 198801-289-347805488 ( VALVE, SAFETY RELIEF )
REFERENCE DRAWINGS & PICTURES

STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF SEPARABLE SECTIONS.

Cross Reference | NSN 4820-01-289-3478
Part Number Cage Code Manufacturer
1910R-1-1/2IPS 20TO7070667ATLAS VALVE CO
1910R 1-1/2IPS70667ATLAS VALVE CO
NAP85270667ATLAS VALVE CO
40785-30155378TRAC REGULATORS INC
40785-355378TRAC REGULATORS INC
Technical Data | NSN 4820-01-289-3478
Characteristic Specifications
STYLE DESIGNATOR STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF SEPARABLE SECTIONS.
FLOW CONTROL DEVICE DIAPHRAGM
VALVE OPERATION METHOD AUTOMATIC
DISK LOADING METHOD SPRING
ADJUSTABLE PRESSURE RANGE20.0 TO 70.0 POUNDS PER SQUARE INCH