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4820-00-195-4164

Vent Valve

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Official Item Classification

Name
Vent Valve
(NSN) National Stock Number
4820-00-195-4164
(FSG) Federal Supply Group
48 Valves
(FSC) Federal Supply Classification
4820 Nonpowered Valves
(INC) Item Name Code
35935
(FIIG) Federal Item Identification Guide
A046B0
Date
03/18/1973 (53 years ago)

round with holes all ends flange shape, flange all ends connection type, 8 all ends bolt hole quantity, 5.250 inches all ends nominal outside diameter, 5.625 inches all ends nominal length

Specs & Compatibility

Bolt Hole Quantity

8 all ends

Nominal Length

5.625 inches all ends

Flange Shape

round with holes all ends

Connection Type

flange all ends

Nominal Outside Diameter

5.250 inches all ends

Nominal Thickness

0.250 inches all ends

Bolt Hole Nominal Diameter

0.287 inches all ends

Bolt Circle Nominal Diameter

4.500 inches all ends

Furnished Items And Quantity

1 cover and 2 spring and 1 chain and 1 bushing

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0035935

Related Hardware Products

Part Number Description
7720022-101 Vent Valve
7720022-102 Vent Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-00-195-4164?
The FSCG of the NSN 4820-00-195-4164 is 4820
Does the NSN 4820-00-195-4164 have a Schedule B code assigned?
Yes, the Schedule B code is 8481809050
Does NSN 4820-00-195-4164 require demilitarization?
"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"
Does NSN 4820-00-195-4164 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-00-195-4164 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 4820-00-195-4164 was assigned to the Federal Catalog?
It was assigned 53 years ago, on Sun, Mar 18, 1973