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Stop-check Valve NSN 4820-01-540-6830

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 4820-01-540-6830 NSN: 4820-01-540-6830

Features and Characteristics

Flow Control Device
Disk
Bolt Hole Quantity
8 all ends
Valve Operation Method
Automatic or manual
Flange Shape
Round with holes all ends
Connection Type
Flange all ends
Valve Size
4.000 inches
Outside Diameter
7.687 inches all ends
Face To Face Distance
12.500 inches
Thickness
0.500 inches all ends
Bolt Hole Diameter
0.562 inches all ends
Bolt Circle Diameter
6.562 inches all ends
Flange Face Design
Plain all ends
Part Name Assigned By Controlling Agency
In-line stop check valve without sealing compound, 4 inch
Special Features
Asbestos free
Material
Copper alloy body
Material Specification
Astm b61 assn standard single material response body
Style Designator
Straight through flanged ends
Furnished Items And Quantity
1 handwheel
FSC
4820 Nonpowered Valves
NIIN
015406830
NSN
4820015406830

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
803-1385541-043AF
Cage Code:
80064
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 4820-01-540-6830
What are the manufacturers of nsn 4820015406830?
Does this nsn 4820015406830 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820015406830
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 4820015406830 contain any precious metals?
No precious metal content.
Does nsn 4820015406830 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820015406830?
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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