Product Details | SAFETY RELIEF VALVE

4820-01-495-3752 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.

Part Alternates: NMP1536, NMP-1536, NMP-1536 DB-10E 137-166PSI, NMP1536DB10E137166PSI, DB-10E 137T166PSI CD 17023, DB10E137T166PSICD17023, 4820-01-495-3752, 01-495-3752, 4820014953752, 014953752

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01-495-3752

Drawings & Photos | NSN 4820-01-495-3752


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Technical Data | NSN 4820-01-495-3752

Characteristic Specifications
MATERIAL STEEL BODY STEEL CORROSION RESISTING FLOW CONTROL DEVICE STEEL CORROSION RESISTING STEM
MATERIAL DOCUMENT AND CLASSIFICATION ASTM-A-216 ASSN STD SINGLE MATERIAL RESPONSE BODY ASTM-A276-GR-304 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE ASTM-A-582 ASSN STD SINGLE MATERIAL RESPONSE STEM
STYLE DESIGNATOR C1A ANGLE FLANGED ENDS
FIRST CONNECTION FACE TO CENTERLINE DISTANCE 4.750 INCHES
SECOND CONNECTION FACE TO CENTERLINE DISTANCE 4.750 INCHES
VALVE SIZE 2.000 INCHES
FLOW CONTROL DEVICE DISK
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE FLANGE 1ST END FLANGE 2ND END
FLANGE SHAPE ROUND WITH HOLES 1ST END ROUND WITH HOLES 2ND END
NOMINAL OUTSIDE DIAMETER 6.000 INCHES 1ST END 4.250 INCHES 2ND END
NOMINAL THICKNESS 0.562 INCHES 1ST END 0.437 INCHES 2ND END
BOLT HOLE QUANTITY 4 1ST END 4 2ND END
BOLT HOLE NOMINAL DIAMETER 0.750 INCHES 1ST END 0.625 INCHES 2ND END
BOLT CIRCLE NOMINAL DIAMETER 4.750 INCHES 1ST END 3.125 INCHES 2ND END
FLANGE FACE DESIGN PLAIN 1ST END PLAIN 2ND END
NOMINAL PIPE SIZE ACCOMMODATED 2.000 INCHES 1ST END 1.000 INCHES 2ND END
BONNET ATTACHMENT METHOD BOLTED
DISK LOADING METHOD SPRING
ADJUSTABLE PRESSURE RANGE 137.0 TO 166.0 POUNDS PER SQUARE INCH
MOUNTING FACILITY BRACKET
SPECIAL FEATURES FLANGE FACES PLAIN W/RAISED FACES APPROX. 1/16IN

Restrictions/Controls & Freight Information | NSN 4820-01-495-3752

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Category Code Description
No Freight Information