4820-00-529-3978

Find complete technical information, availability, and procurement data for: 4820-00-529-3978
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-529-3978

Item Name Code

05487

Assigment Date

01/01/1963 (63 years ago)

pressed-in renewable seat ring type, right-hand 1st end thread direction, 3b 1st end thread class, spring disk loading method, 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.

Thread Class: 3b 1st end
Thread Direction: right-hand 1st end
Flow Control Device: disk
Disk Loading Method: spring
Renewable Seat Ring Type: pressed-in
Connection Style: gasket seal (boss) 1st end
Connection Type: threaded internal tube 1st end
Mounting Position: horizontal or vertical
Thread Quantity Per Inch: 16 1st end
Maximum Operating Pressure: 750.0 pounds per square inch single response
Nominal Thread Size: 0.750 inches 1st end
Nominal Outside Diameter Tube Accommodated: 0.500 inches 1st end
Material: aluminum alloy seat
Material: aluminum alloy body
Material: steel flow control device
Media For Which Designed: fuel/oil, hydrocarbon single response
Surface Treatment: anodize
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
8-1849-75	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-529-3978?

The FSCG of the NSN 4820-00-529-3978 is 4820

Does the NSN 4820-00-529-3978 have a Schedule B code assigned?

Yes, the Schedule B code is 8481309000

Does NSN 4820-00-529-3978 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 4820-00-529-3978 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-529-3978 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 4820-00-529-3978 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963