Product Details | CHECK VALVE

4820-00-919-3075 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: MSSSP80, MSS-SP-80, 50191, 103B, 45151, 4820-00-919-3075, 00-919-3075, 4820009193075, 009193075

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 03 AUG 1966 00-919-3075

Drawings & Photos | NSN 4820-00-919-3075


Cross Reference | NSN 4820-00-919-3075

Part Number Cage Code Manufacturer
103B 79911 OHIO BRASS CO
45151 81076 JOHNSON C S CO INC
50191 79911 OHIO BRASS CO
MSS-SP-80 59646 MANUFACTURERS STANDARDIZATION SOCIETY OF THE VALVE AND FITTINGS

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Technical Data | NSN 4820-00-919-3075

Characteristic Specifications
MATERIAL COPPER ALLOY BODY STEEL CORROSION RESISTING FLOW CONTROL DEVICE COPPER ALLOY SEAT
STYLE DESIGNATOR A2 STRAIGHT THRU
FLOW CONTROL DEVICE DISK
MEDIA FOR WHICH DESIGNED STEAM SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE 125.0 POUNDS PER SQUARE INCH 1ST RESPONSE 200.0 POUNDS PER SQUARE INCH 2ND 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 0.250 INCHES ALL ENDS
THREAD DIRECTION RIGHT-HAND ALL ENDS
MOUNTING POSITION HORIZONTAL
SPECIFICATION/STANDARD DATA 59646-MSS-SP-80 MANUFACTURERS STANDARD
NONDEFINITIVE SPEC/STD DATA 1 TYPE AND 125 CLASS

Restrictions/Controls & Freight Information | NSN 4820-00-919-3075

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