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2.5-1750FBC Vent-Check Valve

4820-01-535-8798

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Official Item Classification

Name
Vent-Check Valve
Part Number
2.5-1750FBC
(NSN) National Stock Number
4820-01-535-8798
(FSG) Federal Supply Group
48 Valves
(FSC) Federal Supply Classification
4820 Nonpowered Valves
(INC) Item Name Code
52995
(FIIG) Federal Item Identification Guide
A530B0
Date
12/14/2005 (20 years ago)

2.500 inches valve size, automatic valve operation method, vent-flame arrestor end item identification, ball flow control device, flange all ends connection type

Specs & Compatibility

Flow Control Device

ball

End Item Identification

vent-flame arrestor

Valve Operation Method

automatic

Connection Type

flange all ends

Valve Size

2.500 inches

Part Name Assigned By Controlling Agency

"inverted vent check valve, 2.5" flanged"

Material

copper alloy body

Style Designator

straight thru

Furnished Items And Quantity

1 float and 1 cover and 1 filter screen

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

0052995

Related Hardware Products

Part Number Description
2.5-1750FBC Vent-Check Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-535-8798?
The FSCG of the NSN 4820-01-535-8798 is 4820
Does NSN 4820-01-535-8798 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 4820-01-535-8798 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-535-8798 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 4820-01-535-8798 was assigned to the Federal Catalog?
It was assigned 20 years ago, on Wed, Dec 14, 2005