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Stop Diaphragm Valve NSN 4820-00-068-8640

Item Description

A valve designed specifically so the diaphragm seals the flow stream from the valve operating mechanism. The flow is controlled by the lifting of the diaphragm from or compressing it against an integral seat. For packless diaphragm valves which utilize a diaphragm as packing and a disk to control the flow, see valve, y.

NSN 4820-00-068-8640 NSN: 4820-00-068-8640

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Features and Characteristics

Bonnet Type
Inside screw
Bonnet Attachment Method
Bolted
Bolt Hole Quantity
4 1st end
Valve Operation Method
Manual
Flange Shape
Round with holes 1st end
Connection Type
Flange 1st end
Outside Diameter
4.250 inches 1st end
Face To Face Distance
5.750 inches
Thickness
0.500 inches 1st end
Bolt Hole Diameter
0.625 inches 1st end
Bolt Circle Diameter
3.125 inches 1st end
Flange Face Design
Raised straight 1st end
Raised Face Height
0.062 inches 1st end
Raised Face Diameter
1.938 inches 1st end
Material
Steel stem
Style Designator
Straight through flanged ends
FSC
4820 Nonpowered Valves
NIIN
000688640
NSN
4820000688640

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
8397BSLCSSR2
Cage Code:
11931
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8481809050
  • NAICS: 332911
  • SITC: 74780
  • Description: Other taps, cocks, valves, etc., nesoi
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-00-068-8640
What are the manufacturers of nsn 4820000688640?
Does this nsn 4820000688640 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820000688640
A valve designed specifically so the diaphragm seals the flow stream from the valve operating mechanism. the flow is controlled by the lifting of the diaphragm from or compressing it against an integral seat. for packless diaphragm valves which utilize a diaphragm as packing and a disk to control the flow, see valve, y.
Does nsn 4820000688640 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820000688640 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820000688640?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
13619
FIIG:
A046B0
App. Key:
AC
Cond. Code:
2
Status:
A

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