NSN 4820-01-268-0594

Part Details | SAFETY RELIEF VALVE

4820-01-268-0594 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: 1896MOL12X3420PSI(SPCLN), 1896M-OL-1/2X3/4-20PSI(SPCLN), 1856MOL12X3420PSI, 1856M-OL-1/2X3/4-20PSI, 18252F(20PSI), 18252-F(20PSI), 4820-01-268-0594, 01-268-0594, 4820012680594, 012680594

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48NOV 22, 198701-268-059405488 ( VALVE, SAFETY RELIEF )
REFERENCE DRAWINGS & PICTURES

ANGLE

Cross Reference | NSN 4820-01-268-0594
Part Number Cage Code Manufacturer
1896M-OL-1/2X3/4-20PSI(SPCLN)72352CURTISS-WRIGHT FLOW CONTROLCORPORATION
1856M-OL-1/2X3/4-20PSI72352CURTISS-WRIGHT FLOW CONTROLCORPORATION
18252-F(20PSI)72352CURTISS-WRIGHT FLOW CONTROLCORPORATION
Technical Data | NSN 4820-01-268-0594
Characteristic Specifications
STYLE DESIGNATOR ANGLE
FLOW CONTROL DEVICE DISK
BONNET TYPE INSIDE SCREW
BONNET ATTACHMENT METHOD THREADED
DISK LOADING METHOD SPRING
OPENING PRESSURE SETTING20.0 POUNDS PER SQUARE INCH
SPECIAL FEATURESCLEAN PER MIL-STD-767 AND AOR-767-1; INSPECT PER MIL-I-45208; SHIP PER MIL-STD-129
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
CRITICALITY CODE JUSTIFICATIONZZZY