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20291 Valve Disk

4820-01-370-5538

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Official Item Classification

Name
Valve Disk
Part Number
20291
(NSN) National Stock Number
4820-01-370-5538
(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
01/24/1993 (33 years ago)

150.0 fahrenheit nominal temp rating, 1.078 inches nominal outside diameter, 275.0 pounds per square inch nominal pressure rating, steel corrosion resisting material, 0.109 inches nominal overall height

Specs & Compatibility

Outside Diameter

1.078 inches nominal

Overall Height

0.109 inches nominal

Temp Rating

150.0 fahrenheit nominal

Pressure Rating

275.0 pounds per square inch nominal

Material

steel corrosion resisting

Media For Which Designed

steam

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

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07416002103 Valve Disk
20291 Valve Disk
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B7416.002.103 Valve Disk

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-370-5538?
The FSCG of the NSN 4820-01-370-5538 is 4820
Does the NSN 4820-01-370-5538 have a Schedule B code assigned?
Yes, the Schedule B code is 8481909090
Does NSN 4820-01-370-5538 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 4820-01-370-5538 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-370-5538 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 4820-01-370-5538 was assigned to the Federal Catalog?
It was assigned 33 years ago, on Sun, Jan 24, 1993