4720-00-442-5781

Find complete technical information, availability, and procurement data for: 4720-00-442-5781
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-00-442-5781

Item Name Code

20311

Assigment Date

04/04/1969 (57 years ago)

right-hand 1st end thread direction, 2b 1st end thread class, round cross-sectional shape style, -65.0 fahrenheit and 250.0 fahrenheit single response temp rating, 0.375 inches nominal inside diameter

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
Inside Diameter: 0.375 inches nominal
Temp Rating: -65.0 fahrenheit and 250.0 fahrenheit single response
Outside Diameter: 0.781 inches nominal
Minimum Inside Bending Radius: 5.000 inches
Exterior Color: black
End Item Identification: harnischfeger corp.;model m320t2 crane truck mounted,nsn 3810-00-151-4431
Connection Style: swivel nut flare 1st end
End Connection Design: straight 1st end
Connection Type: threaded internal tube 1st end
Burst Test Pressure: 9000.0 pounds per square inch
Layer Composition And Location: outer layer molded rubber, chloroprene and 1st layer braided steel wire
Maximum Operating Pressure: 2250.0 pounds per square inch
Nominal Thread Size: 0.562 inches 1st end
Seat Angle: 37.0 degrees 1st end
Hydrostatic Test Pressure: 4500.0 pounds per square inch
Outer Covering Environmental Protection: mildew resistant and oil resistant
Inside Surface Condition: smooth
Measuring Method And Length: 44.000 inches nominal overall
Media For Which Designed: fuel/oil, hydrocarbon single response
Thread Series Designator: unf 1st end
Specification/Standard Data: 81349-mil-h-13531 government specification
Nondefinitive Spec/Std Data: 1 type and a class

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4720-00-773-9373	No Name Available	03/01/1980

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
44Z1049D3	Nonmetallic Hose Assembly
4720007739373	Nonmetallic Hose Assembly
M13531-A6A0440DDS	Nonmetallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-00-442-5781?

The FSCG of the NSN 4720-00-442-5781 is 4720

Does NSN 4720-00-442-5781 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 4720-00-442-5781 contain precious materials?

Precious metal content is unknown

Does NSN 4720-00-442-5781 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 4720-00-442-5781 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Fri, Apr 4, 1969