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4820-01-520-4796

Vacuum Breaking Valve

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Official Item Classification

Name
Vacuum Breaking Valve
(NSN) National Stock Number
4820-01-520-4796
(FSG) Federal Supply Group
48 Valves
(FSC) Federal Supply Classification
4820 Nonpowered Valves
(INC) Item Name Code
08101
(FIIG) Federal Item Identification Guide
A07100
Date
05/13/2004 (22 years ago)

140.0 fahrenheit temp rating, straight thru body style, 33.0 fahrenheit temp rating, threaded external pipe first end connection type, unable to decode body material

Specs & Compatibility

Body Material

unable to decode

Body Style

straight thru

Temp Rating

33.0 fahrenheit

Temp Rating

140.0 fahrenheit

First End Connection Type

threaded external pipe

First End Style Designator

dresser type

First End Nominal Pipe Size Accommodated

0.500 inches

Second End Relationship With First End

identical

Third End Relationship With Preceding Ends

identical with first end

Flow Control Device

disk, flat

End Connection Quantity

2

Temp Adjustability

not adjustable

Part Name Assigned By Controlling Agency

nati-siphon pressure vacuum breaker

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

0008101

Related Hardware Products

Part Number Description
800M4-QT .500 IN Vacuum Breaking Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-520-4796?
The FSCG of the NSN 4820-01-520-4796 is 4820
Does the NSN 4820-01-520-4796 have a Schedule B code assigned?
Yes, the Schedule B code is 8481809050
Does NSN 4820-01-520-4796 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 4820-01-520-4796 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-520-4796 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 4820-01-520-4796 was assigned to the Federal Catalog?
It was assigned 22 years ago, on Thu, May 13, 2004