Product Details | STOP DIAPHRAGM VALVE

4820-00-221-2434 A valve designed specifically so the diaphragm seals the flow stream from the valve operating mechanism. The flow is controlled by the lifting of the diaphragm from or compressing it against an integral seat. For packless diaphragm valves which utilize a diaphragm as packing and a disk to control the flow, see VALVE, Y.20248100015Valves, Powered48200018Valves, Nonpowered

Part Alternates: 24011T, 2401-1T, 4820-00-221-2434, 00-221-2434, 4820002212434, 002212434

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 17 MAY 1973 00-221-2434

Drawings & Photos | NSN 4820-00-221-2434


Cross Reference | NSN 4820-00-221-2434

Part Number Cage Code Manufacturer
2401-1T 80996 ITT GRINNELL CORP

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Technical Data | NSN 4820-00-221-2434

Characteristic Specifications
MATERIAL IRON MALLEABLE BODY RUBBER CHLOROPRENE CLASS CR FLOW CONTROL DEVICE IRON MALLEABLE STEM
STYLE DESIGNATOR A1 STRAIGHT THRU
MEDIA FOR WHICH DESIGNED WATER-OIL-GAS SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE 200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP -30.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD MANUAL
CONNECTION TYPE THREADED INTERNAL PIPE 1ST END
CONNECTION STYLE G9 PLAIN 1ST END
NOMINAL PIPE SIZE ACCOMMODATED 0.500 INCHES 1ST END
THREAD SERIES DESIGNATOR NPT 1ST END
NOMINAL THREAD SIZE 0.500 INCHES 1ST END
THREAD QUANTITY PER INCH 14 1ST END
THREAD DIRECTION RIGHT-HAND 1ST END
BONNET TYPE INSIDE SCREW
BONNET ATTACHMENT METHOD BOLTED
III END ITEM IDENTIFICATION GENERATOR, HYDROGEN, ELECTROLYTIC, STUART M-28

Restrictions/Controls & Freight Information | NSN 4820-00-221-2434

Category Code Description
Shelf-Life Code:0Nondeteriorative
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.
Controlled Inventory Item Code:UUNCLASSIFIED
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