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4820-01-224-5347

Safety Relief Valve

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Official Item Classification

Name
Safety Relief Valve
(NSN) National Stock Number
4820-01-224-5347
(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
01/17/1986 (40 years ago)

threaded bonnet attachment method, 0.500 inches all ends nominal pipe size accommodated, 165.0 fahrenheit single response maximum operating temp, disk flow control device, inside screw bonnet type

Specs & Compatibility

Nominal Pipe Size Accommodated

0.500 inches all ends

Flow Control Device

disk

Bonnet Type

inside screw

Bonnet Attachment Method

threaded

Maximum Operating Temp

165.0 fahrenheit single response

Connection Style

streamlined with one brazing ring all ends

Valve Operation Method

automatic

Connection Type

unthreaded internal pipe all ends

Adjustable Pressure Range

+2901.0 to 3450.0 pounds per square inch

Maximum Operating Pressure

3450.0 pounds per square inch single response

Material

steel comp 303 flow control device

Material

steel comp 303 stem

Material

steel comp 304 body

Media For Which Designed

water-oil-gas single response

Style Designator

angle

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

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Frequently Asked Questions

What is the FSCG of the NSN 4820-01-224-5347?
The FSCG of the NSN 4820-01-224-5347 is 4820
Does the NSN 4820-01-224-5347 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-01-224-5347 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 4820-01-224-5347 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-224-5347 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 4820-01-224-5347 was assigned to the Federal Catalog?
It was assigned 40 years ago, on Fri, Jan 17, 1986