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Stop-check Valve NSN 4820-01-170-1280

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 4820-01-170-1280 NSN: 4820-01-170-1280

Features and Characteristics

Thread Class
3a all ends
Thread Direction
Right-hand all ends
End Application
Ah-64 helicopter used to dispense halon in case of fire to helicopter engines
Connection Style
Plain (tube) all ends
Valve Operation Method
Automatic
Connection Type
Threaded external tube all ends
Thread Size
0.875 inches all ends
Style Designator
Cross
Thread Series Designator
Unf all ends
FSC
4820 Nonpowered Valves
NIIN
011701280
NSN
4820011701280

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
7-117210003
Cage Code:
8V613
Status:
A
MSDS:
Part Number:
7-117210003 02731
Cage Code:
8V613
Status:
A
MSDS:
Part Number:
35201000
Cage Code:
05167
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 4820-01-170-1280
What are the manufacturers of nsn 4820011701280?
Does this nsn 4820011701280 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820011701280
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 4820011701280 contain any precious metals?
No precious metal content.
Does nsn 4820011701280 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820011701280?
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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