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D50002 Safety Relief Valve

4820-01-243-0813

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Official Item Classification

Name
Safety Relief Valve
Part Number
D50002
(NSN) National Stock Number
4820-01-243-0813
(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
10/22/1986 (39 years ago)

disk flow control device, 150.0 fahrenheit single response maximum operating temp, integral bonnet attachment method, 6 all ends bolt hole quantity, inside spring bonnet type

Specs & Compatibility

Flow Control Device

disk

Bonnet Type

inside spring

Bonnet Attachment Method

integral

Bolt Hole Quantity

6 all ends

Maximum Operating Temp

150.0 fahrenheit single response

Valve Operation Method

manual

Flange Shape

round with holes all ends

Connection Type

flange all ends

Valve Size

2.000 inches

Adjustable Pressure Range

+59.0 to 72.0 pounds per square inch

Maximum Operating Pressure

400.0 pounds per square inch single response

Nominal Outside Diameter

5.540 inches 2nd end

Nominal Outside Diameter

6.125 inches 1st end

Nominal Thickness

0.430 inches 2nd end

Nominal Thickness

0.530 inches 1st end

First Connection Face To Centerline Distance

5.375 inches

Bolt Hole Nominal Diameter

0.562 inches all ends

Second Connection Face To Centerline Distance

5.375 inches

Bolt Circle Nominal Diameter

4.430 inches 2nd end

Bolt Circle Nominal Diameter

5.000 inches 1st end

Flange Face Design

plain all ends

Material

copper alloy body

Material

nickel alloy flow control device

Material

nickel alloy seat

Material

steel corrosion resisting stem

Media For Which Designed

water-oil-gas single response

Style Designator

angle flanged ends

Furnished Items And Quantity

1 lever

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
D50002 Safety Relief Valve
D50002 PART R10AJ2K212 Safety Relief Valve
R10AJ2K212 AND Safety Relief Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-243-0813?
The FSCG of the NSN 4820-01-243-0813 is 4820
Does the NSN 4820-01-243-0813 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-01-243-0813 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 4820-01-243-0813 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-243-0813 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 4820-01-243-0813 was assigned to the Federal Catalog?
It was assigned 39 years ago, on Wed, Oct 22, 1986