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42008AA Valve Disk

4820-01-178-5920

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Official Item Classification

Name
Valve Disk
Part Number
42008AA
(NSN) National Stock Number
4820-01-178-5920
(FSG) Federal Supply Group
48 Valves
(FSC) Federal Supply Classification
4820 Nonpowered Valves
(INC) Item Name Code
35224
(FIIG) Federal Item Identification Guide
A539Y0
Date
05/07/1984 (42 years ago)

splined mtg stem one end 0.37 in. dia 0.30 in. l,plain mtg stem 0.37 in. dia reduced to 0.250 in. max dia 0.23 in. l; overall lg of butterfly disk 4.180 - 4.195 in. special features, 2.946 inches nominal outside diameter, aluminum alloy material, butterfly valve 125411a end item identification, gasoline or fuel, jet media for which designed

Specs & Compatibility

Outside Diameter

2.946 inches nominal

End Item Identification

butterfly valve 125411a

Special Features

splined mtg stem one end 0.37 in. dia 0.30 in. l,plain mtg stem 0.37 in. dia reduced to 0.250 in. max dia 0.23 in. l; overall lg of butterfly disk 4.180 - 4.195 in.

Material

aluminum alloy

Media For Which Designed

gasoline or fuel, jet

Style Designator

solid

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

0035224

Related Hardware Products

Part Number Description
42008AA Valve Disk

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-178-5920?
The FSCG of the NSN 4820-01-178-5920 is 4820
Does the NSN 4820-01-178-5920 have a Schedule B code assigned?
Yes, the Schedule B code is 8481909090
Does NSN 4820-01-178-5920 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 4820-01-178-5920 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-178-5920 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 4820-01-178-5920 was assigned to the Federal Catalog?
It was assigned 42 years ago, on Mon, May 7, 1984