Product Details | CHECK VALVE

4820-01-458-4486 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: B1620A-2.50IPS, B1620A250IPS, 4820-01-458-4486, 01-458-4486, 4820014584486, 014584486

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 26 AUG 1998 01-458-4486

Drawings & Photos | NSN 4820-01-458-4486


Cross Reference | NSN 4820-01-458-4486

Part Number Cage Code Manufacturer
B1620A-2.50IPS 30263 PIMA VALVE, INC.

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Technical Data | NSN 4820-01-458-4486

Characteristic Specifications
MATERIAL COPPER ALLOY 836 OR COPPER ALLOY 922 BODY COPPER ALLOY 836 OR COPPER ALLOY 922 FLOW CONTROL DEVICE COPPER ALLOY 836 OR COPPER ALLOY 922 SEAT
STYLE DESIGNATOR A2A STRAIGHT THRU FLANGED ENDS
VALVE SIZE 2.500 INCHES
FACE TO FACE DISTANCE 8.250 INCHES
FLOW CONTROL DEVICE DISK
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE FLANGE ALL ENDS
FLANGE SHAPE ROUND ALL ENDS
NOMINAL OUTSIDE DIAMETER 7.000 INCHES ALL ENDS
NOMINAL THICKNESS 0.562 INCHES ALL ENDS
FLANGE FACE DESIGN PLAIN ALL ENDS
MOUNTING POSITION HORIZONTAL

Restrictions/Controls & Freight Information | NSN 4820-01-458-4486

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