4820-00-450-9368

Find complete technical information, availability, and procurement data for: 4820-00-450-9368
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-450-9368

Item Name Code

05488

Assigment Date

12/19/1969 (56 years ago)

A pulley with one or more grooved faces or rims of the same diameter. For pulleys encased in a shell or frame, see block, tackle. For items specifically designed for aviation, see pulley(1), groove, aviation.

right-hand 1st end thread direction, bolted bonnet attachment method, inside spring bonnet type, ball flow control device, 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.

Thread Direction: right-hand 1st end
Flow Control Device: ball
Bonnet Type: inside spring
Bonnet Attachment Method: bolted
Disk Loading Method: spring
Valve Discharge Flow Rate: 99.0 cubic feet per minute
Connection Style: plain (pipe) 1st end
Valve Operation Method: automatic
Connection Type: threaded external pipe 1st end
Maximum Operating Pressure: 165.0 pounds per square inch single response
Nominal Thread Size: 0.250 inches 1st end
Material: copper alloy body
Material: copper alloy stem
Style Designator: angle
Thread Series Designator: npt 1st end

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-00-974-8532	No Name Available	04/27/1974

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
49-14218	Safety Relief Valve
49-22718	Safety Relief Valve
FIG K112C-1/4	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-450-9368?

The FSCG of the NSN 4820-00-450-9368 is 4820

Does the NSN 4820-00-450-9368 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-00-450-9368 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 4820-00-450-9368 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-450-9368 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 4820-00-450-9368 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Fri, Dec 19, 1969