4720-00-640-5891

Find complete technical information, availability, and procurement data for: 4720-00-640-5891
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-00-640-5891

Item Name Code

20311

Assigment Date

01/01/1963 (63 years ago)

0.500 inches nominal outside diameter, round cross-sectional shape style, 0.250 inches nominal inside diameter, right-hand 1st end thread direction, plain 1st end connection 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 Direction: right-hand 1st end
Inside Diameter: 0.250 inches nominal
Outside Diameter: 0.500 inches nominal
Connection Style: plain 1st end
End Connection Design: straight 1st end
Connection Type: threaded external pipe 1st end
Layer Composition And Location: 1st layer rubber impregnated cotton fabric and 2nd layer braided cotton cord and outer layer molded rubber
Nominal Thread Size: 0.250 inches 1st end
Outer Covering Environmental Protection: oil resistant
Inside Surface Condition: smooth
Measuring Method And Length: 36.000 inches nominal overall
Media For Which Designed: oil, lubricating, diester base single response
Thread Series Designator: npt 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
848150	Nonmetallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-00-640-5891?

The FSCG of the NSN 4720-00-640-5891 is 4720

Does NSN 4720-00-640-5891 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 4720-00-640-5891 contain precious materials?

Precious metal content is unknown

Does NSN 4720-00-640-5891 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 4720-00-640-5891 was assigned to the Federal Catalog?

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