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VB5 Safety Relief Valve

4820-00-081-8103

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Official Item Classification

Name
Safety Relief Valve
Part Number
VB5
(NSN) National Stock Number
4820-00-081-8103
(FSG) Federal Supply Group
48 Valves
(FSC) Federal Supply Classification
4820 Nonpowered Valves
(INC) Item Name Code
05488
(FIIG) Federal Item Identification Guide
A046B0
Date
11/24/1972 (53 years ago)

piston flow control device, right-hand 1st end thread direction, 1.000 inches 1st end nominal pipe size accommodated, plain,optional end(pipe) 1st end connection style, automatic valve operation method

Specs & Compatibility

Nominal Pipe Size Accommodated

1.000 inches 1st end

Thread Direction

right-hand 1st end

Flow Control Device

piston

Connection Style

plain,optional end(pipe) 1st end

Valve Operation Method

automatic

Connection Type

threaded internal pipe 1st end

Thread Quantity Per Inch

11-1/2 1st end

Nominal Thread Size

1.000 inches 1st end

Material

copper alloy body

Material

steel corrosion resisting flow control device

Style Designator

angle

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

0005488

Related Hardware Products

Part Number Description
VB5 Safety Relief Valve
ZJC5-3 Safety Relief Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-00-081-8103?
The FSCG of the NSN 4820-00-081-8103 is 4820
Does the NSN 4820-00-081-8103 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-00-081-8103 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 4820-00-081-8103 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-00-081-8103 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 4820-00-081-8103 was assigned to the Federal Catalog?
It was assigned 53 years ago, on Fri, Nov 24, 1972