D52UU-08 1.50 IN

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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-292-8520

Item Name Code

05488

Assigment Date

01/23/1989 (37 years ago)

A valve that controls flow by a circular disk, or a pair of semicircular disks, attached to a common spindle or lever turning on a diametral axis.

spring disk loading method, threaded bonnet attachment method, 150.0 fahrenheit 1st response maximum operating temp, inside screw bonnet type, disk flow control device

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
Bonnet Type: inside screw
Bonnet Attachment Method: threaded
Disk Loading Method: spring
Maximum Operating Temp: 150.0 fahrenheit 1st response
Maximum Operating Temp: 425.0 fahrenheit 2nd response
Connection Style: socket with brazing ring (tube) all ends
Valve Operation Method: automatic
Connection Type: unthreaded internal tube all ends
Adjustable Pressure Range: +160.0 to 225.0 pounds per square inch
Maximum Operating Pressure: 200.0 pounds per square inch 2nd response
Maximum Operating Pressure: 400.0 pounds per square inch 1st response
Nominal Outside Diameter Tube Accommodated: 1.500 inches all ends
Material: bronze body
Material: nickel alloy flow control device
Material: nickel alloy seat
Material: steel corrosion resisting stem
Material Document And Classification: qq-n-281 fed spec single material response flow control device
Material Document And Classification: qq-n-281 fed spec single material response seat
Media For Which Designed: gas, inert single response
Style Designator: angle
Furnished Items And Quantity: 1 lever

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
D52UU-08 1.50 IN	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-292-8520?

The FSCG of the NSN 4820-01-292-8520 is 4820

Does the NSN 4820-01-292-8520 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-292-8520 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 4820-01-292-8520 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-292-8520 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 4820-01-292-8520 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Mon, Jan 23, 1989