NSN 4820-01-268-0597

Part Details | SAFETY RELIEF VALVE

4820-01-268-0597 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: 1856MOL12X3437.5PSI, 1856M-OL-1/2X3/4-37.5PSI, 18252F(37.5PSI), 18252-F(37.5PSI), 1896MOL12X3438PSI(SPCLN), 1896M-OL-1/2X3/4-38PSI(SPCLN), 4820-01-268-0597, 01-268-0597, 4820012680597, 012680597

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48NOV 22, 198701-268-059705488 ( VALVE, SAFETY RELIEF )
REFERENCE DRAWINGS & PICTURES

ANGLE

Cross Reference | NSN 4820-01-268-0597
Part Number Cage Code Manufacturer
1856M-OL-1/2X3/4-37.5PSI72352CURTISS-WRIGHT FLOW CONTROLCORPORATION
18252-F(37.5PSI)72352CURTISS-WRIGHT FLOW CONTROLCORPORATION
1896M-OL-1/2X3/4-38PSI(SPCLN)27352S & S WORLDWIDE, INC.DIV S * S WORLDWIDE
Technical Data | NSN 4820-01-268-0597
Characteristic Specifications
STYLE DESIGNATOR ANGLE
FLOW CONTROL DEVICE DISK
DISK LOADING METHOD SPRING
OPENING PRESSURE SETTING37.5 POUNDS PER SQUARE INCH
SPECIFICATION/STANDARD DATA96906-MIL-SD-129 GOVERNMENT STANDARD AND 96906-MIL-SD-767 GOVERNMENT STANDARD AND 96906-AOR-767-1 GOVERNMENT STANDARD AND 81349-MIL-I-45208 GOVERNMENT SPECIFICATION
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVTIY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
CRITICALITY CODE JUSTIFICATIONZZZY