4820-00-780-9555

Find complete technical information, availability, and procurement data for: 4820-00-780-9555
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for NSN 4820-00-780-9555 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-780-9555

Item Name Code

05487

Assigment Date

01/01/1960 (66 years ago)

3b 2nd end thread class, 3b 3rd end thread class, right-hand 2nd end thread direction, 3a 1st 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: 3b 2nd end
Thread Class: 3b 3rd end
Thread Direction: right-hand 1st end
Thread Direction: right-hand 2nd end
Thread Direction: right-hand 3rd end
Flow Control Device: disk
Disk Loading Method: spring
Maximum Operating Temp: -65.0 fahrenheit 1st response
Maximum Operating Temp: 160.0 fahrenheit 2nd response
Connection Style: flared (tube) 1st end
Connection Style: gasket seal (boss) 2nd end
Connection Style: gasket seal (boss) 3rd end
Valve Operation Method: automatic
Connection Type: threaded external tube 1st end
Connection Type: threaded internal boss 2nd end
Connection Type: threaded internal boss 3rd end
Mounting Position: horizontal or vertical
Thread Quantity Per Inch: 12 1st end
Thread Quantity Per Inch: 12 2nd end
Thread Quantity Per Inch: 12 3rd end
Maximum Operating Pressure: 60.0 pounds per square inch single response
Nominal Thread Size: 1.312 inches 1st end
Nominal Thread Size: 1.312 inches 2nd end
Nominal Thread Size: 1.312 inches 3rd end
Seat Angle: 37.0 degrees 1st end
Seat Angle: 37.0 degrees 2nd end
Nominal Outside Diameter Tube Accommodated: 0.250 inches 2nd end
Nominal Outside Diameter Tube Accommodated: 0.250 inches 3rd end
Nominal Outside Diameter Tube Accommodated: 1.000 inches 1st end
Special Features: third end thd internal boss perms33649-4 90 deg from outlet
Material: aluminum alloy body
Material: rubber synthetic seat
Material: steel corrosion resisting flow control device
Media For Which Designed: fuel/oil, hydrocarbon single response
Surface Treatment: anodize
Style Designator: tee
Thread Series Designator: un 1st end
Thread Series Designator: unj 2nd end
Thread Series Designator: unjf 3rd 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
F61A0229	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-780-9555?

The FSCG of the NSN 4820-00-780-9555 is 4820

Does the NSN 4820-00-780-9555 have a Schedule B code assigned?

Yes, the Schedule B code is 8481309000

Does NSN 4820-00-780-9555 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 4820-00-780-9555 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-780-9555 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 4820-00-780-9555 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960