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4820-00-446-3166

Valve Disk

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Official Item Classification

Name
Valve Disk
(NSN) National Stock Number
4820-00-446-3166
(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
01/01/1961 (65 years ago)

0.187 inches nominal shank diameter, 25.0 degrees nominal seat angle, 0.187 inches nominal overall height, 0.315 inches nominal flange diameter, plastic polyamide (nylon) material

Specs & Compatibility

Shank Diameter

0.187 inches nominal

Flange Diameter

0.315 inches nominal

Overall Height

0.187 inches nominal

Seat Angle

25.0 degrees nominal

Material

plastic polyamide (nylon)

Style Designator

poppet

Regulatory Compliance

Precious Metals Indicator
U

Precious metal content is unknown

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

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Part Number Description
101-01557 Valve Disk
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W15A01-4PC8 Valve Disk

Frequently Asked Questions

What is the FSCG of the NSN 4820-00-446-3166?
The FSCG of the NSN 4820-00-446-3166 is 4820
Does the NSN 4820-00-446-3166 have a Schedule B code assigned?
Yes, the Schedule B code is 8481909090
Does NSN 4820-00-446-3166 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 4820-00-446-3166 contain precious materials?
Precious metal content is unknown
Does NSN 4820-00-446-3166 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 4820-00-446-3166 was assigned to the Federal Catalog?
It was assigned 65 years ago, on Sun, Jan 1, 1961