Product Details | CHECK VALVE

4820-01-275-5385 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: 418-3/8 IN, 41838IN, 4820-01-275-5385, 01-275-5385, 4820012755385, 012755385

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 23 MAR 1988 01-275-5385

Drawings & Photos | NSN 4820-01-275-5385


Cross Reference | NSN 4820-01-275-5385

Part Number Cage Code Manufacturer
418-3/8 IN 37239 LUNKENHEIMER CO

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Technical Data | NSN 4820-01-275-5385

Characteristic Specifications
MATERIAL COPPER ALLOY OVERALL
STYLE DESIGNATOR A3 STRAIGHT THRU
FLOW CONTROL DEVICE DISK
MEDIA FOR WHICH DESIGNED STEAM 1ST RESPONSE WATER-OIL-GAS 2ND RESPONSE
MAXIMUM OPERATING PRESSURE 2000.0 POUNDS PER SQUARE INCH 1ST RESPONSE 4000.0 POUNDS PER SQUARE INCH 2ND RESPONSE
MAXIMUM OPERATING TEMP 550.0 DEG FAHRENHEIT SINGLE RESPONSE
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 0.375 INCHES ALL ENDS
THREAD DIRECTION RIGHT-HAND ALL ENDS
MOUNTING POSITION VERTICAL

Restrictions/Controls & Freight Information | NSN 4820-01-275-5385

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