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4820-01-649-0603

Safety Relief Valve

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Official Item Classification

Name
Safety Relief Valve
(NSN) National Stock Number
4820-01-649-0603
(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
10/16/2015 (11 years ago)

180.00 fahrenheit single response maximum operating temp, pressure seal, ring type bonnet attachment method, inside spring bonnet type, -40.0 fahrenheit minimum operating temp, automatic valve operation method

Specs & Compatibility

Bonnet Type

inside spring

Bonnet Attachment Method

pressure seal, ring type

Maximum Operating Temp

180.00 fahrenheit single response

Minimum Operating Temp

-40.0 fahrenheit

Valve Operation Method

automatic

Thread Quantity Per Inch

32 1st end

Nominal Thread Size

0.875 inches 1st end

Opening Pressure Setting

5.00 pounds per square inch

Face To Face Distance

0.75 inches

Special Features

material must be rohs compliant

Material

aluminum body

Material

aluminum stem

Material

rubber butadiene-acrylonitrile class nbr flow control device

Surface Treatment

anodize plate

Style Designator

straight thru

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
780RPA50 Safety Relief Valve
962002 Safety Relief Valve
C780RPA-5PSI Safety Relief Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-649-0603?
The FSCG of the NSN 4820-01-649-0603 is 4820
Does the NSN 4820-01-649-0603 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-01-649-0603 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 4820-01-649-0603 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-649-0603 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 4820-01-649-0603 was assigned to the Federal Catalog?
It was assigned 11 years ago, on Fri, Oct 16, 2015