4820-00-738-6487

Find complete technical information, availability, and procurement data for: 4820-00-738-6487
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-738-6487

Item Name Code

05488

Assigment Date

01/01/1961 (65 years ago)

piston flow control device, 3a 1st end thread class, right-hand 1st end thread direction, spring disk loading method, plain (tube) 1st end connection style

Product Characteristics

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

Thread Class: 3a 1st end
Thread Direction: right-hand 1st end
Flow Control Device: piston
Disk Loading Method: spring
Connection Style: plain (tube) 1st end
Connection Type: threaded external tube 1st end
Thread Quantity Per Inch: 20 1st end
Nominal Thread Size: 0.500 inches 1st end
Opening Pressure Setting: 28.0 pounds per square inch
Nominal Outside Diameter Tube Accommodated: 0.312 inches 1st end
Material: steel corrosion resisting body
Material: steel corrosion resisting flow control device
Material: steel corrosion resisting seat
Style Designator: straight thru
Thread Series Designator: unf 1st end

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
97261-18	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-738-6487?

The FSCG of the NSN 4820-00-738-6487 is 4820

Does the NSN 4820-00-738-6487 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-00-738-6487 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 4820-00-738-6487 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-738-6487 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 4820-00-738-6487 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961