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Gate Valve NSN 4820-01-325-8251

Item Description

A valve having a flat or tapered disk (gate) which moves transversely to the axis of flow by rotating or sliding movements of the stem to open or close the orifice. It may also contain an oval or rectangular shaped slide which may be manually, motor, or pressure operated through the means of an arm or arm assembly. The body flange may be designed to accommodate tube type connectors. It may or may not contain thermal relief features. Includes valve (gate) specifically designed for the control of fluid systems in aircraft or missiles.

NSN 4820-01-325-8251 NSN: 4820-01-325-8251

Features and Characteristics

Flange Diameter
9.000 inches
Bonnet Type
Outside screw-yoke
Bonnet Attachment Method
Bolted
Bolt Hole Quantity
8
Valve Operation Method
Manual
Connection Type
Flange, round w/holes
Features Provided
Bonnet packing
Valve Size
4.000 inches
Maximum Operating Pressure And Media For Which Designed
150.0 pounds per square inch steam and 225.0 pounds per square inch water-oil-gas
Stem Type
Rising
Maximum Operating Tempurature And Media For Which Designed
406.0 degrees fahrenheit steam and 150.0 degrees fahrenheit water-oil-gas
Face To Face Distance
9.000 inches
Flange Face Design
Plain
Inlet Relationship With Outlet
Identical
Pressure Class
150.0 pounds
Material
Copper alloy body
Material Specification
Astm b21 assn standard single material response stem
FSC
4820 Nonpowered Valves
NIIN
013258251
NSN
4820013258251

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
142 4IN
Cage Code:
79342
Status:
A
MSDS:
Part Number:
7996 4IN
Cage Code:
79342
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 4820-01-325-8251
What are the manufacturers of nsn 4820013258251?
Does this nsn 4820013258251 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820013258251
A valve having a flat or tapered disk (gate) which moves transversely to the axis of flow by rotating or sliding movements of the stem to open or close the orifice. it may also contain an oval or rectangular shaped slide which may be manually, motor, or pressure operated through the means of an arm or arm assembly. the body flange may be designed to accommodate tube type connectors. it may or may not contain thermal relief features. includes valve (gate) specifically designed for the control of fluid systems in aircraft or missiles.
Does nsn 4820013258251 contain any precious metals?
No precious metal content.
Does nsn 4820013258251 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820013258251?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
05482
FIIG:
A500A0
App. Key:
Cond. Code:
2
Status:
A

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  •   Certificate of Conformance
  •   Quality Inspected Parts
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