Product Details | CHECK VALVE

4820-00-851-7394 A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

Part Alternates: 2633A, 4820-00-851-7394, 00-851-7394, 4820008517394, 008517394

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01 JAN 1962 00-851-7394

Drawings & Photos | NSN 4820-00-851-7394


Cross Reference | NSN 4820-00-851-7394

Part Number Cage Code Manufacturer
2633A 48422 WILLIAM POWELL COMPANY THE DBA POWELL VALVE DIV THE STARFLO

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Technical Data | NSN 4820-00-851-7394

Characteristic Specifications
MATERIAL COPPER ALLOY BODY COPPER ALLOY FLOW CONTROL DEVICE COPPER ALLOY SEAT
STYLE DESIGNATOR A2 STRAIGHT THRU
FACE TO FACE DISTANCE 7.000 INCHES
FLOW CONTROL DEVICE DISK
MEDIA FOR WHICH DESIGNED WATER-OIL-GAS SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE 150.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE FLANGE 1ST END
FLANGE SHAPE ROUND WITH HOLES 1ST END
NOMINAL OUTSIDE DIAMETER 9.000 INCHES 1ST END
BOLT HOLE QUANTITY 8 1ST END
BOLT HOLE NOMINAL DIAMETER 0.750 INCHES 1ST END
BOLT CIRCLE NOMINAL DIAMETER 7.500 INCHES 1ST END
FLANGE FACE DESIGN PLAIN 1ST END
MOUNTING POSITION HORIZONTAL
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS AS DIFFERENTIATED BY END DIM. DATA
MANUFACTURERS CODE 48422
DESIGN CONTROL REFERENCE 2633A

Restrictions/Controls & Freight Information | NSN 4820-00-851-7394

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
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information