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4820-01-232-7252

Valve Disk

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Official Item Classification

Name
Valve Disk
(NSN) National Stock Number
4820-01-232-7252
(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
05/20/1986 (40 years ago)

425.0 fahrenheit nominal temp rating, 0.625 inches nominal shoulder height, 3.8125 inches nominal overall height, kunkle 2.500 in. safety relief valve type 1741-1751 end item identification, 4.467 inches nominal outside diameter

Specs & Compatibility

Outside Diameter

4.467 inches nominal

Overall Height

3.8125 inches nominal

Shoulder Height

0.625 inches nominal

End Item Identification

kunkle 2.500 in. safety relief valve type 1741-1751

Temp Rating

425.0 fahrenheit nominal

Pressure Rating

5.0 pounds per square inch minimum and 250.0 pounds per square inch maximum

Material

nickel alloy

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
20104 Valve Disk
20104 PIECE 35 Valve Disk
A7458-001-128 Valve Disk

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-232-7252?
The FSCG of the NSN 4820-01-232-7252 is 4820
Does the NSN 4820-01-232-7252 have a Schedule B code assigned?
Yes, the Schedule B code is 8481909090
Does NSN 4820-01-232-7252 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 4820-01-232-7252 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-232-7252 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 4820-01-232-7252 was assigned to the Federal Catalog?
It was assigned 40 years ago, on Tue, May 20, 1986