4820-01-169-5381

Find complete technical information, availability, and procurement data for: 4820-01-169-5381
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-169-5381

Item Name Code

05488

Assigment Date

01/11/1984 (42 years ago)

A fitting that forms an angle of less than 180 degrees (3.141 radians) from a straight flow. Both connecting ends have machine threads (straight threads other than pipe or hose series) designed to accommodate a tube or is unthreaded and designed to accommodate a tube. It may have side or heel inlet(s). See also elbow, pipe and connector, multiple, fluid pressure line.

1.000 inches all ends nominal pipe size accommodated, disk flow control device, spring disk loading method, bolted bonnet attachment method, inside screw bonnet type

Product Characteristics

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

Nominal Pipe Size Accommodated: 1.000 inches all ends
Flow Control Device: disk
Bonnet Type: inside screw
Bonnet Attachment Method: bolted
Disk Loading Method: spring
Maximum Operating Temp: 250.0 fahrenheit single response
Connection Style: socket with brazing ring all ends
Valve Operation Method: automatic or manual
Connection Type: unthreaded internal pipe all ends
Adjustable Pressure Range: +163.0 to 201.0 pounds per square inch
Maximum Operating Pressure: 400.0 pounds per square inch single response
Special Features: furnished w/ lifing lever
Material: copper alloy 922 body
Material: nickel alloy flow control device
Material: nickel alloy seat
Material: steel comp 303 stem
Material Document And Classification: astm a276 assn std single material response stem
Material Document And Classification: astm b-61 assn std single material response body
Media For Which Designed: air 1st response
Media For Which Designed: gas, inert 2nd response
Style Designator: angle

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
D48669 PART R10BF1F117	Safety Relief Valve
R10BF1F117 AND D48669	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-169-5381?

The FSCG of the NSN 4820-01-169-5381 is 4820

Does the NSN 4820-01-169-5381 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-169-5381 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 4820-01-169-5381 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-169-5381 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 4820-01-169-5381 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Wed, Jan 11, 1984