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4820-01-207-9953

Valve Disk

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Official Item Classification

Name
Valve Disk
(NSN) National Stock Number
4820-01-207-9953
(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
05/08/1985 (41 years ago)

0.376 inches nominal outside diameter, 2.844 inches nominal overall height, 2b thread class, 850.0 fahrenheit nominal temp rating, 0.531 inches nominal shoulder width

Specs & Compatibility

Thread Class

2b

Outside Diameter

0.376 inches nominal

Overall Height

2.844 inches nominal

Shoulder Width

0.531 inches nominal

Temp Rating

850.0 fahrenheit nominal

Pressure Rating

600.0 pounds per square inch nominal

Nominal Thread Size

0.375 inches

Seat Angle

30.0 degrees nominal

Material

steel corrosion resisting

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

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Part Number Description
13433-2-220 Valve Disk
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Frequently Asked Questions

What is the FSCG of the NSN 4820-01-207-9953?
The FSCG of the NSN 4820-01-207-9953 is 4820
Does the NSN 4820-01-207-9953 have a Schedule B code assigned?
Yes, the Schedule B code is 8481909090
Does NSN 4820-01-207-9953 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 4820-01-207-9953 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-207-9953 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 4820-01-207-9953 was assigned to the Federal Catalog?
It was assigned 41 years ago, on Wed, May 8, 1985