4720-00-230-9891

Find complete technical information, availability, and procurement data for: 4720-00-230-9891
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-00-230-9891

Item Name Code

20311

Assigment Date

10/14/1970 (55 years ago)

An item designed to provide the source of hydraulic fluid from the reservoir and transmit it under pressure through the pressure line to the steering b ox. It may or may not include an integral fluid reservoir.

0.375 inches nominal inside diameter, 3b 1st end thread class, right-hand 1st end thread direction, round cross-sectional shape style, right-hand 2nd 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.

Cross-Sectional Shape Style: round
Thread Class: 3b 1st end
Thread Direction: right-hand 1st end
Thread Direction: right-hand 2nd end
Inside Diameter: 0.375 inches nominal
Temp Rating: -40.0 fahrenheit and 212.0 fahrenheit single response
Outside Diameter: 0.762 inches nominal
Minimum Inside Bending Radius: 4.000 inches
Exterior Color: black
Connection Style: swivel nut, inverted flare 1st end
Connection Style: plain 2nd end
End Connection Design: straight 1st end
End Connection Design: straight 2nd end
End Fitting Component And Material: complete fitting copper alloy all ends
Connection Type: threaded external pipe 2nd end
Connection Type: threaded internal tube 1st end
Burst Test Pressure: 900.0 pounds per square inch
Layer Composition And Location: 1st layer braided cotton cord or 1st layer braided synthetic cord and outer layer molded rubber, chloroprene
Maximum Operating Pressure: 200.0 pounds per square inch
Nominal Thread Size: 0.250 inches 2nd end
Nominal Thread Size: 0.750 inches 1st end
Seat Angle: 30.0 degrees 1st end
Hydrostatic Test Pressure: 400.0 pounds per square inch
Outer Covering Environmental Protection: cold resistant and oil resistant and ozone resistant
Inside Surface Condition: smooth
Measuring Method And Length: 29.750 inches nominal overall
Special Features: inner conveying tube material-rubber, synthetic; furnished w/one adapter striaght thd 0.750-20 unef by 0.250-18 nptf
Media For Which Designed: air single response
Thread Series Designator: nptf 2nd end
Thread Series Designator: unef 1st end
Specification/Standard Data: sae j1402 type a national std/spec

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
6-6330	Nonmetallic Hose Assembly
62X1330B1	Nonmetallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-00-230-9891?

The FSCG of the NSN 4720-00-230-9891 is 4720

Does NSN 4720-00-230-9891 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 4720-00-230-9891 contain precious materials?

Precious metal content is unknown

Does NSN 4720-00-230-9891 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 4720-00-230-9891 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Wed, Oct 14, 1970