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Stop-check Valve NSN 4820-01-535-4071

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 4820-01-535-4071 NSN: 4820-01-535-4071

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Features and Characteristics

Flow Control Device
Disk
Bonnet Type
Outside screw-yoke
Bonnet Attachment Method
Bolted
Renewable Seat Ring Type
Threaded
Bolt Hole Quantity
8 all ends
End Application
Lhd8
Valve Operation Method
Manual or automatic
Flange Shape
Round with holes all ends
Connection Type
Flange all ends
Mounting Position
Horizontal or vertical
Valve Size
3.000 inches
Maximum Operating Pressure
100.0 pounds per square inch single response
Outside Diameter
6.625 inches all ends
Face To Face Distance
10.000 inches
Thickness
0.500 inches all ends
Bolt Hole Diameter
0.562 inches all ends
Bolt Circle Diameter
5.500 inches all ends
Flange Face Design
Plain all ends
Raised Face Diameter
3.000 inches all ends
Outside Diameter Tube Accommodated
3.000 inches all ends
Special Features
Suitable for salt water service; tech manual 0948-lp-012-5000
Material
Nickel alloy flow control device
Material Specification
Mil-24503 ty ii cl 2 gr n military specification 1st material response packing and mil-p-24583 cl 2 gr n federal specification 2nd material response packing
Media For Which Designed
Water-oil-gas single response
Style Designator
Straight through flanged ends
Test Data Document
81349-mil-s-901d interim change i for lightweight equi+0.81349-mil-s-901d interim change i for lightweight equi+0gr a cl i ty a specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.). And mil-std-167 ty i standard (includes industry or association standards, individual manufactureer standards, etc.).
Furnished Items And Quantity
1 handwheel
FSC
4820 Nonpowered Valves
NIIN
015354071
NSN
4820015354071

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
803-1385541-033AF
Cage Code:
80064
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 4820-01-535-4071
What are the manufacturers of nsn 4820015354071?
Does this nsn 4820015354071 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820015354071
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 4820015354071 contain any precious metals?
No precious metal content.
Does nsn 4820015354071 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820015354071?
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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