4720-00-852-2421

Find complete technical information, availability, and procurement data for: 4720-00-852-2421
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-00-852-2421

Item Name Code

20311

Assigment Date

09/25/1967 (58 years ago)

right-hand 1st end thread direction, 0.188 inches nominal inside diameter, right-hand 2nd end thread direction, 2b 1st end thread class, round cross-sectional shape style

Product Characteristics

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

Cross-Sectional Shape Style: round
Thread Class: 2b 1st end
Thread Direction: right-hand 1st end
Thread Direction: right-hand 2nd end
Inside Diameter: 0.188 inches nominal
Temp Rating: -40.0 fahrenheit and 212.0 fahrenheit single response
Outside Diameter: 0.375 inches nominal
Minimum Inside Bending Radius: 1.000 inches
Connection Style: swivel nut flare 1st end
Connection Style: inverted flare 2nd end
End Connection Design: straight 1st end
End Connection Design: straight 2nd end
Connection Type: threaded external pipe 2nd end
Connection Type: threaded internal tube 1st end
Burst Test Pressure: 2000.0 pounds per square inch
Maximum Operating Pressure: 500.0 pounds per square inch
Nominal Thread Size: 0.125 inches 2nd end
Nominal Thread Size: 0.438 inches 1st end
Seat Angle: 30.0 degrees 2nd end
Seat Angle: 45.0 degrees 1st end
Hydrostatic Test Pressure: 1000.0 pounds per square inch
Outer Covering Environmental Protection: fuel resistant and mildew resistant and oil resistant and water resistant
Vacuum In Torr: 254.0
Inside Surface Condition: smooth
Measuring Method And Length: 18.000 inches nominal overall
Special Features: layer composition and location, circular woven fabric lacquer or systhetic rubber coating
Media For Which Designed: fuel/oil, hydrocarbon single response
Thread Series Designator: nptf 2nd end
Thread Series Designator: unf 1st end

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4720-00-274-8264	No Name Available	12/01/1977

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
50864C	Nonmetallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-00-852-2421?

The FSCG of the NSN 4720-00-852-2421 is 4720

Does NSN 4720-00-852-2421 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 4720-00-852-2421 contain precious materials?

Precious metal content is unknown

Does NSN 4720-00-852-2421 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 4720-00-852-2421 was assigned to the Federal Catalog?

It was assigned 58 years ago, on Mon, Sep 25, 1967