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Stop-check Valve NSN 4820-00-287-5941

Item Description

A valve with a bolt or stem that may be mechanically actuated to two different positions by rotary or linear motion. In the first position, the valve disk is located and locked against the seat permitting no fluid flow through the valve. In the second position, one side of the valve disk is located against the seat permitting movement of the disk in a manner that will allow a flow of fluid in one direction through the valve. The valve disk may be spring loaded. It may be inline or cartridge (manifold) design. See also valve (1), lift-check and valve (1), stop-lift-check.

NSN 4820-00-287-5941 NSN: 4820-00-287-5941

Features and Characteristics

Pipe Size Accommodated
5.000 inches 1st end
Flow Control Device
Disk
Bonnet Type
Outside screw-yoke
Bonnet Attachment Method
Bolted
Maximum Operating Temp
850.0 degrees fahrenheit single response
Connection Style
Beveled (pipe) 1st end
Valve Operation Method
Manual
Connection Type
Butt weld pipe 1st end
Mounting Position
Horizontal or vertical
Features Provided
Bonnet packing
Maximum Operating Pressure
900.0 pounds per square inch single response
Special Features
Spur gear operated
Material
Stainless steel stem
Media For Which Designed
Steam single response
Style Designator
Angle
FSC
4820 Nonpowered Valves
NIIN
002875941
NSN
4820002875941

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
26444
Cage Code:
11672
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8481302090
  • NAICS: 332911
  • SITC: 74730
  • Description: Check valves of steel
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-00-287-5941
What are the manufacturers of nsn 4820002875941?
Does this nsn 4820002875941 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820002875941
A valve with a bolt or stem that may be mechanically actuated to two different positions by rotary or linear motion. in the first position, the valve disk is located and locked against the seat permitting no fluid flow through the valve. in the second position, one side of the valve disk is located against the seat permitting movement of the disk in a manner that will allow a flow of fluid in one direction through the valve. the valve disk may be spring loaded. it may be inline or cartridge (manifold) design. see also valve (1), lift-check and valve (1), stop-lift-check.
Does nsn 4820002875941 contain any precious metals?
No precious metal content.
Does nsn 4820002875941 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820002875941?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
05486
FIIG:
A530B0
App. Key:
Cond. Code:
2
Status:
A

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  •   Certificate of Conformance
  •   Quality Inspected Parts
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