Product Details | CHECK VALVE

4820-01-494-9597 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: 47715K25, 4820-01-494-9597, 01-494-9597, 4820014949597, 014949597

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 28 FEB 2002 01-494-9597

Drawings & Photos | NSN 4820-01-494-9597


Cross Reference | NSN 4820-01-494-9597

Part Number Cage Code Manufacturer
47715K25 39428 MCMASTER-CARR SUPPLY COMPANY

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Technical Data | NSN 4820-01-494-9597

Characteristic Specifications
MATERIAL COPPER ALLOY BODY PLASTIC POLYTETRAFLUOROETHYLENE FLOW CONTROL DEVICE COPPER ALLOY SEAT
STYLE DESIGNATOR A2 STRAIGHT THRU
FLOW CONTROL DEVICE BALL OR CONE
MEDIA FOR WHICH DESIGNED LIQUID SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE 400.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 350.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLE B9 PLAIN ALL ENDS
NOMINAL LENGTH 3.500 INCHES ALL ENDS
THREAD SERIES DESIGNATOR NPT ALL ENDS
NOMINAL THREAD SIZE 1.000 INCHES ALL ENDS
THREAD DIRECTION RIGHT-HAND ALL ENDS
MOUNTING POSITION HORIZONTAL OR VERTICAL
SPECIAL FEATURES CRACKING PRESSURE 0.5 PSI; MAX PRESSURE FOR STEAM 125 PSI; COEFFICIENT OF VOLUME (CV) = 25
PART NAME ASSIGNED BY CONTROLLING AGENCY SPRING-LOADED BALL-CONE CHECK VALVE
(NON-CORE DATA) NOMINAL INSIDE DIAMETER HOSE ACCOMMODATED 1.000 INCHES

Restrictions/Controls & Freight Information | NSN 4820-01-494-9597

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.
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
No Freight Information