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Stop-check Valve NSN 4820-00-287-5661

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 4820-00-287-5661 NSN: 4820-00-287-5661

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Features and Characteristics

Thread Direction
Right-hand all ends
Flow Control Device
Disk
Bonnet Type
Outside screw-yoke
Bonnet Attachment Method
Bolted
Disk Loading Method
Spring
Renewable Seat Ring Type
Threaded
Maximum Operating Temp
200.0 degrees fahrenheit single response
Connection Style
Plain, optional end (pipe) all ends
Valve Operation Method
Manual
Connection Type
Threaded internal pipe all ends
Mounting Position
Horizontal or vertical
Features Provided
Bonnet packing
Thready Qty Per Inch (tpi)
11-1/2 all ends
Maximum Operating Pressure
500.0 pounds per square inch single response
Thread Size
1.500 inches all ends
Material
Copper alloy 955 flow control device
Material Specification
Qq-b-671, class 4-cancelled federal specification single material response flow control device
Media For Which Designed
Water, fresh single response
Style Designator
Angle
Thread Series Designator
Npt all ends
FSC
4820 Nonpowered Valves
NIIN
002875661
NSN
4820002875661

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
87 1-2M0D
Cage Code:
14959
Status:
A
MSDS:
Part Number:
AS11S51-0381TEM59
Cage Code:
53711
Status:
A
MSDS:
Part Number:
AS12S5101-1ALT2PC104
Cage Code:
53711
Status:
A
MSDS:
Part Number:
AS12S5103-24PC104
Cage Code:
53711
Status:
A
MSDS:
Part Number:
19043PC4186E
Cage Code:
14959
Status:
A
MSDS:
Part Number:
E138-693-1ITEM59
Cage Code:
80376
Status:
A
MSDS:
Part Number:
E165-344-1PC104
Cage Code:
80376
Status:
A
MSDS:
Part Number:
E165-166-2APC104
Cage Code:
80376
Status:
A
MSDS:
Part Number:
AS11S51-038ITEM59
Cage Code:
80064
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8481301090
  • NAICS: 332911
  • SITC: 74730
  • Description: Check valves of copper having a pressure rating of 850 kpa or over
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-00-287-5661
What are the manufacturers of nsn 4820002875661?
Does this nsn 4820002875661 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820002875661
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 4820002875661 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820002875661 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820002875661?
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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