4720-01-171-1963

Find complete technical information, availability, and procurement data for: 4720-01-171-1963
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-01-171-1963

Item Name Code

20311

Assigment Date

02/04/1984 (42 years ago)

Two or more complete ring, piston grouped for a single piston or for all pistons of an internal combustion engine, air compressor, or the like.

2b 1st end thread class, right-hand 2nd end thread direction, 0.234 inches minimum and 0.266 inches maximum inside diameter, round cross-sectional shape style, right-hand 1st 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: 2b 1st end
Thread Direction: right-hand 1st end
Thread Direction: right-hand 2nd end
Inside Diameter: 0.234 inches minimum and 0.266 inches maximum
Outside Diameter: 0.594 inches minimum and 0.656 inches maximum
Minimum Inside Bending Radius: 4.000 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: 11000.0 pounds per square inch
Layer Composition And Location: 2nd layer braided wire and outer layer molded rubber, chloroprene
Nominal Thread Size: 0.250 inches 2nd end
Nominal Thread Size: 0.438 inches 1st end
Seat Angle: 30.0 degrees 2nd end
Seat Angle: 37.0 degrees 1st end
Inside Surface Condition: smooth
Measuring Method And Length: 31.250 inches minimum overall and 31.750 inches maximum overall
Media For Which Designed: hydraulic fluid single response
Thread Series Designator: nptf 2nd end
Thread Series Designator: unf 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
4189729	Nonmetallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-01-171-1963?

The FSCG of the NSN 4720-01-171-1963 is 4720

Does NSN 4720-01-171-1963 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 4720-01-171-1963 contain precious materials?

Precious metal content is unknown

Does NSN 4720-01-171-1963 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 4720-01-171-1963 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Sat, Feb 4, 1984