4720-01-255-6303

Find complete technical information, availability, and procurement data for: 4720-01-255-6303
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-01-255-6303

Item Name Code

20311

Assigment Date

05/23/1987 (39 years ago)

straight 1st end end connection design, nut assembly with gasket 1st end connection style, right-hand 1st end thread direction, 3b 1st end thread class, aircraft model a-7 end item identification

Product Characteristics

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

Thread Class: 3b 1st end
Thread Direction: right-hand 1st end
End Item Identification: aircraft model a-7
Connection Style: nut assembly with gasket 1st end
End Connection Design: straight 1st end
Connection Type: threaded internal hose 1st end
Thread Quantity Per Inch: 20 1st end
Burst Test Pressure: 12000.0 pounds per square inch
Maximum Operating Pressure: 3000.0 pounds per square inch
Nominal Thread Size: 0.437 inches 1st end
Hydrostatic Test Pressure: 6000.0 pounds per square inch
Inside Surface Condition: smooth
Measuring Method And Length: 11.000 inches nominal working
Media For Which Designed: hydraulic fluid single response
Thread Series Designator: unjf 1st 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
110565-105	Nonmetallic Hose Assembly
218-32491-105	Nonmetallic Hose Assembly
A3114-105	Nonmetallic Hose Assembly
AE707588-105	Nonmetallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-01-255-6303?

The FSCG of the NSN 4720-01-255-6303 is 4720

Does NSN 4720-01-255-6303 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 4720-01-255-6303 contain precious materials?

Item does not contain precious metal.

Does NSN 4720-01-255-6303 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 4720-01-255-6303 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Sat, May 23, 1987