R10AF5F511-TL1

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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-411-0001

Item Name Code

05488

Assigment Date

03/16/1995 (31 years ago)

425.0 fahrenheit 2nd response maximum operating temp, disk flow control device, 150.0 fahrenheit 1st response maximum operating temp, 4 all ends bolt hole quantity, spring disk loading method

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Flow Control Device: disk
Disk Loading Method: spring
Bolt Hole Quantity: 4 all ends
Maximum Operating Temp: 150.0 fahrenheit 1st response
Maximum Operating Temp: 425.0 fahrenheit 2nd response
Valve Operation Method: automatic
Flange Shape: round with holes all ends
Connection Type: flange all ends
Valve Size: 1.000 inches
Adjustable Pressure Range: +48.0 to 59.0 pounds per square inch
Maximum Operating Pressure: 100.0 pounds per square inch 2nd response
Maximum Operating Pressure: 150.0 pounds per square inch 1st response
Nominal Outside Diameter: 4.250 inches all ends
Nominal Thickness: 0.562 inches all ends
First Connection Face To Centerline Distance: 4.500 inches
Bolt Hole Nominal Diameter: 0.625 inches all ends
Second Connection Face To Centerline Distance: 4.125 inches
Bolt Circle Nominal Diameter: 3.125 inches all ends
Flange Face Design: raised straight all ends
Raised Face Nominal Height: 0.062 inches all ends
Raised Face Nominal Diameter: 1.938 inches all ends
Special Features: valve shall have a magnetic permeability of 2.0 or less
Material: steel comp 304l flow control device
Material: steel comp 304l seat
Material: steel comp 304l stem
Material: steel comp 316 body
Style Designator: angle flanged ends

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
D50342 48T59PSI	Safety Relief Valve
D50342-1 48T59PSI	Safety Relief Valve
R10AF5F511-TL1	Safety Relief Valve
R10AF5F511-TL1V	Safety Relief Valve

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 4820-01-411-0001?

The FSCG of the NSN 4820-01-411-0001 is 4820

Does the NSN 4820-01-411-0001 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-411-0001 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 4820-01-411-0001 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-411-0001 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 4820-01-411-0001 was assigned to the Federal Catalog?

It was assigned 31 years ago, on Thu, Mar 16, 1995