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4820-01-229-4259

Valve Disk

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Official Item Classification

Name
Valve Disk
(NSN) National Stock Number
4820-01-229-4259
(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
04/01/1986 (40 years ago)

1.375 inches nominal overall height, 0.360 inches nominal shoulder width, 0.322 inches nominal shoulder height, 0.781 inches minimum and 0.783 inches maximum outside diameter, 2b thread class

Specs & Compatibility

Thread Class

2b

Outside Diameter

0.781 inches minimum and 0.783 inches maximum

Overall Height

1.375 inches nominal

Shoulder Height

0.322 inches nominal

Shoulder Width

0.360 inches nominal

Pressure Rating

13.0 pounds per square inch minimum and 285.0 pounds per square inch maximum

Nominal Thread Size

0.500 inches

Material

steel corrosion resisting

Media For Which Designed

liquid

Style Designator

plug

Thread Series Designator

unf

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
005.304.0214 Valve Disk
NMP-1179 Valve Disk
NMP-1179 PIECE 26 Valve Disk

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-229-4259?
The FSCG of the NSN 4820-01-229-4259 is 4820
Does the NSN 4820-01-229-4259 have a Schedule B code assigned?
Yes, the Schedule B code is 8481909090
Does NSN 4820-01-229-4259 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 4820-01-229-4259 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-229-4259 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 4820-01-229-4259 was assigned to the Federal Catalog?
It was assigned 40 years ago, on Tue, Apr 1, 1986