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C19A284 Safety Relief Valve

4820-00-499-6466

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Official Item Classification

Name
Safety Relief Valve
Part Number
C19A284
(NSN) National Stock Number
4820-00-499-6466
(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
01/01/1961 (65 years ago)

unthreaded external tube 1st end connection type, ball flow control device, automatic valve operation method, plain (tube) 1st end connection style, spring disk loading method

Specs & Compatibility

Flow Control Device

ball

Disk Loading Method

spring

Connection Style

plain (tube) 1st end

Valve Operation Method

automatic

Connection Type

unthreaded external tube 1st end

Nominal Outside Diameter Tube Accommodated

0.438 inches 1st end

Material

copper alloy body

Material

copper alloy seat

Material

steel corrosion resisting flow control device

Style Designator

straight thru note: to be used for valve bodies of one section only.

Regulatory Compliance

Precious Metals Indicator
U

Precious metal content is unknown

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.

Source of Supply Code

S9C

Pseudo Item Name Code

0005488

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Frequently Asked Questions

What is the FSCG of the NSN 4820-00-499-6466?
The FSCG of the NSN 4820-00-499-6466 is 4820
Does the NSN 4820-00-499-6466 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-00-499-6466 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 4820-00-499-6466 contain precious materials?
Precious metal content is unknown
Does NSN 4820-00-499-6466 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 4820-00-499-6466 was assigned to the Federal Catalog?
It was assigned 65 years ago, on Sun, Jan 1, 1961