NSN 4820-00-438-6638

Part Details | SAFETY RELIEF VALVE

4820-00-438-6638 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: 30V68, 019078, 30V68, PFRVD1, PFRVA1, 30V68, PFRVD1, PFRVA1, VB4, VB4R\SS\AS, VB-4R\SS\AS, 4820-00-438-6638, 00-438-6638, 4820004386638, 004386638

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 01, 196300-438-663805488 ( VALVE, SAFETY RELIEF )
REFERENCE DRAWINGS & PICTURES

ANGLE

Cross Reference | NSN 4820-00-438-6638
Part Number Cage Code Manufacturer
30V6861790ASTEC INDUSTRIES, INC.DIV ASTEC IND.
01907861790ASTEC INDUSTRIES, INC.DIV ASTEC IND.
30V6805643BARBER-GREENE CO
PFRVD105643BARBER-GREENE CO
PFRVA105643BARBER-GREENE CO
30V680MKW7MINNPAR, LLCDBA MINNPAR
PFRVD10MKW7MINNPAR, LLCDBA MINNPAR
PFRVA10MKW7MINNPAR, LLCDBA MINNPAR
VB423724RUTHMAN PUMP AND ENGINEERING INCDBA FULFLO SPECIALTIES CO
VB-4R\SS\AS23724RUTHMAN PUMP AND ENGINEERING INCDBA FULFLO SPECIALTIES CO
Technical Data | NSN 4820-00-438-6638
Characteristic Specifications
STYLE DESIGNATOR ANGLE
FLOW CONTROL DEVICE PISTON
VALVE OPERATION METHOD AUTOMATIC
DISK LOADING METHOD SPRING
ADJUSTABLE PRESSURE RANGE3.0 TO 15.0 POUNDS PER SQUARE INCH