Product Details | CHECK VALVE

4820-01-045-1147 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: K4740, UH20938, 4820-01-045-1147, 01-045-1147, 4820010451147, 010451147

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 27 JUL 1977 01-045-1147

Drawings & Photos | NSN 4820-01-045-1147


Cross Reference | NSN 4820-01-045-1147

Part Number Cage Code Manufacturer
K4740 12736 CLAYTON MANUFACTURING COMPANY DBA CLAYTON INDUSTRIES
UH20938 12736 CLAYTON MANUFACTURING COMPANY DBA CLAYTON INDUSTRIES

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Technical Data | NSN 4820-01-045-1147

Characteristic Specifications
MATERIAL STEEL CORROSION RESISTING FLOW CONTROL DEVICE STEEL STEM
STYLE DESIGNATOR A1 ANGLE
FLOW CONTROL DEVICE DISK
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLE B9 PLAIN ALL ENDS
THREAD SERIES DESIGNATOR NPT ALL ENDS
NOMINAL THREAD SIZE 0.500 INCHES ALL ENDS
THREAD DIRECTION RIGHT-HAND ALL ENDS
MOUNTING POSITION VERTICAL
MANUFACTURERS CODE 12736
DESIGN CONTROL REFERENCE UH20938

Restrictions/Controls & Freight Information | NSN 4820-01-045-1147

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