4820-01-038-6973

Find complete technical information, availability, and procurement data for: 4820-01-038-6973
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-038-6973

Item Name Code

05487

Assigment Date

04/10/1977 (49 years ago)

right-hand 2nd end thread direction, 3a 1st end thread class, poppet flow control device, 3a 2nd end thread class, right-hand 1st end thread direction

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 Class: 3a 2nd end
Thread Direction: right-hand 1st end
Thread Direction: right-hand 2nd end
Flow Control Device: poppet
Disk Loading Method: spring
Maximum Operating Temp: -65.0 fahrenheit 1st response
Maximum Operating Temp: 275.0 fahrenheit 2nd response
Connection Style: external seat for gasket seal (boss) 2nd end
Connection Style: flareless 1st end
Valve Operation Method: automatic
Connection Type: threaded external boss 2nd end
Connection Type: threaded external tube 1st end
Mounting Position: horizontal or vertical
Thread Quantity Per Inch: 12 1st end
Thread Quantity Per Inch: 12 2nd end
Maximum Operating Pressure: 3000.0 pounds per square inch single response
Nominal Thread Size: 1.062 inches 1st end
Nominal Thread Size: 1.062 inches 2nd end
Seat Angle: 12.0 degrees 1st end
Seat Angle: 37.0 degrees 2nd end
Special Features: supports grumman a-10 aircraft
Material: steel comp 303 body
Material: steel comp 440c flow control device
Material Document And Classification: qq-s-763,class 303 fed spec single material response body
Material Document And Classification: qq-s-763,class 440c fed spec single material response flow control device
Media For Which Designed: hydraulic fluid, petroleum base 2nd response
Media For Which Designed: oil, hydraulic 1st response
Surface Treatment: passivate
Surface Treatment Document And Classification: mil-s-5002 mil spec single treatment response
Style Designator: straight thru
Thread Series Designator: unj 1st end
Thread Series Designator: unj 2nd 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
2C9976	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-038-6973?

The FSCG of the NSN 4820-01-038-6973 is 4820

Does the NSN 4820-01-038-6973 have a Schedule B code assigned?

Yes, the Schedule B code is 8481302090

Does NSN 4820-01-038-6973 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 4820-01-038-6973 contain precious materials?

Precious metal content is unknown

Does NSN 4820-01-038-6973 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 4820-01-038-6973 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Sun, Apr 10, 1977