4820-01-455-9550

Find complete technical information, availability, and procurement data for: 4820-01-455-9550
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-455-9550

Item Name Code

05488

Assigment Date

05/22/1998 (28 years ago)

A fitting that forms an angle of less than 180 degrees (3.141 radians) from the straight flow. Both connecting ends have standard pipe threads or are unthreaded and designed to accommodate a pipe. It may have side or heel inlet(s). See also elbow, tube; and connector, multiple, fluid pressure line. Excludes:bend, soil pipe.

usns stalwart class tagos end item identification, 0.750 inches 2nd end nominal pipe size accommodated, automatic valve operation method, socket all ends connection style, 1.000 inches 1st end nominal pipe size accommodated

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: 0.750 inches 2nd end
Nominal Pipe Size Accommodated: 1.000 inches 1st end
End Item Identification: usns stalwart class tagos
Connection Style: socket all ends
Valve Operation Method: automatic
Connection Type: unthreaded internal pipe all ends
Maximum Operating Pressure: 660.0 pounds per square inch single response
Opening Pressure Setting: 660.0 pounds per square inch
Material: rubber butadiene-acrylonitrile class nbr seat
Material: steel body
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
83C68-8L/SPL/660PSIG	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-455-9550?

The FSCG of the NSN 4820-01-455-9550 is 4820

Does the NSN 4820-01-455-9550 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-455-9550 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 4820-01-455-9550 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-455-9550 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 4820-01-455-9550 was assigned to the Federal Catalog?

It was assigned 28 years ago, on Fri, May 22, 1998