4720-00-289-8057

Find complete technical information, availability, and procurement data for: 4720-00-289-8057
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-00-289-8057

Item Name Code

20311

Assigment Date

01/01/1963 (63 years ago)

3b 2nd end thread class, 3b 1st end thread class, right-hand 2nd end thread direction, right-hand 1st end thread direction, 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: 3b 1st end
Thread Class: 3b 2nd end
Thread Direction: right-hand 1st end
Thread Direction: right-hand 2nd end
Inside Diameter: 0.688 inches nominal
Temp Rating: -65.0 fahrenheit and 158.0 fahrenheit single response
Outside Diameter: 1.219 inches nominal
Connection Style: swivel nut flare 1st end
Connection Style: swivel nut flare 2nd end
End Connection Design: elbow 2nd end
End Connection Design: straight 1st end
Connection Type: threaded internal tube 1st end
Connection Type: threaded internal tube 2nd end
Thread Quantity Per Inch: 12 1st end
Thread Quantity Per Inch: 12 2nd end
Burst Test Pressure: 12000.0 pounds per square inch
Layer Composition And Location: 2nd layer braided corrosion resistant steel wire and outer layer molded rubber, chloroprene and 1st layer braided corrosion resistant steel wire
Maximum Operating Pressure: 3000.0 pounds per square inch
Nominal Thread Size: 1.062 inches 1st end
Nominal Thread Size: 1.0625 inches 2nd end
Seat Angle: 37.0 degrees 1st end
Seat Angle: 37.0 degrees 2nd end
Hydrostatic Test Pressure: 6000.0 pounds per square inch
Flow Angle: 90.0 degrees 2nd end
Outer Covering Environmental Protection: abrasion resistant and oil resistant
Inside Surface Condition: smooth
Measuring Method And Length: 24.750 inches nominal working
Media For Which Designed: fuel/oil, hydrocarbon single response
Thread Series Designator: un 1st end
Thread Series Designator: un 2nd end
Specification/Standard Data: 96906-ms28921 government standard

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
DD423S55-0139PC30	Nonmetallic Hose Assembly
MS28921-120246	Nonmetallic Hose Assembly
MS28921K0246	Nonmetallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-00-289-8057?

The FSCG of the NSN 4720-00-289-8057 is 4720

Does NSN 4720-00-289-8057 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 4720-00-289-8057 contain precious materials?

Precious metal content is unknown

Does NSN 4720-00-289-8057 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 4720-00-289-8057 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963