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4820-01-321-2224

Vent Valve

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Official Item Classification

Name
Vent Valve
(NSN) National Stock Number
4820-01-321-2224
(FSG) Federal Supply Group
48 Valves
(FSC) Federal Supply Classification
4820 Nonpowered Valves
(INC) Item Name Code
35935
(FIIG) Federal Item Identification Guide
A046B0
Date
06/13/1990 (36 years ago)

threaded internal pipe 1st end connection type, iron cast or steel body material, 2.500 inches 1st end nominal thread size, right-hand 1st end thread direction, plain,optional end(pipe) all ends connection style

Specs & Compatibility

Thread Direction

right-hand 1st end

Connection Style

plain,optional end(pipe) all ends

Connection Type

threaded internal pipe 1st end

Nominal Thread Size

2.500 inches 1st end

Material

iron cast or steel body

Thread Series Designator

npt 1st end

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

0035935

Related Hardware Products

Part Number Description
1750T 2 1/2IN S Vent Valve
1750T 2.50IN Vent Valve
1750T 2.50IN ST Vent Valve
2.5-1750TSG Vent Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-321-2224?
The FSCG of the NSN 4820-01-321-2224 is 4820
Does the NSN 4820-01-321-2224 have a Schedule B code assigned?
Yes, the Schedule B code is 8481809050
Does NSN 4820-01-321-2224 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 4820-01-321-2224 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-321-2224 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 4820-01-321-2224 was assigned to the Federal Catalog?
It was assigned 36 years ago, on Wed, Jun 13, 1990