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Lift-check Valve NSN 4820-00-933-5987

Item Description

A valve with a stem that may be mechanically actuated to two different positions by rotary or linear motion. In the first 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. In the second position, the valve disk is lifted from the seat to allow a flow of fluid in either direction through the valve. The valve disk may be spring loaded. See also valve, stop-check and valve, stop-lift-check.

NSN 4820-00-933-5987 NSN: 4820-00-933-5987

Features and Characteristics

Thread Direction
Right-hand all ends
Disk Loading Method
Weight
Renewable Seat Ring Type
Threaded
Connection Style
Plain, optional end (pipe) all ends
Valve Operation Method
Automatic
Connection Type
Threaded internal pipe all ends
Mounting Position
Horizontal
Maximum Operating Pressure
400.0 pounds per square inch 2nd response
Special Features
Renewable plug type discs; valve should be installed with pressure underthe discs
Material
Nickel alloy flow control device
Material Specification
Astm wpc alloy no.56 assn standard single material response seat
Media For Which Designed
Water-oil-gas 2nd response
Style Designator
Straight thru
Supplementary Features
Flow control device: plug
Thread Series Designator
Npt all ends
FSC
4820 Nonpowered Valves
NIIN
009335987
NSN
4820009335987

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
FIG54-1/4X2-1/8X1-13/32
Cage Code:
75144
Status:
A
MSDS:
Part Number:
6-1-1910-20-264
Cage Code:
72869
Status:
A
MSDS:
Part Number:
FIG99A
Cage Code:
48422
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 4820-00-933-5987
What are the manufacturers of nsn 4820009335987?
Does this nsn 4820009335987 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820009335987
A valve with a stem that may be mechanically actuated to two different positions by rotary or linear motion. in the first 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. in the second position, the valve disk is lifted from the seat to allow a flow of fluid in either direction through the valve. the valve disk may be spring loaded. see also valve, stop-check and valve, stop-lift-check.
Does nsn 4820009335987 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820009335987 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820009335987?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
27828
FIIG:
A530B0
App. Key:
Cond. Code:
1
Status:
A

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