VMF-21A

View detailed technical data, stock status, and sourcing information for: VMF-21A
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-00-024-7439

Item Name Code

17972

Assigment Date

01/01/1963 (63 years ago)

A length of metallic hose with fittings on one or both ends. For items without fittings, see hose, metallic. Excludes:conduit, electrical; conduit assembly, electrical; casing, flexible control; and casing, flexible shaft assembly.

round cross-sectional shape style, right-hand 1st end thread direction, 0.750 inches nominal inside diameter, 1.250 inches nominal outside diameter, 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 Direction: right-hand 1st end
Thread Direction: right-hand 2nd end
Inside Diameter: 0.750 inches nominal
Outside Diameter: 1.250 inches nominal
Inner Conveying Tube Style: interlocked unpacked
Exterior Color: silver
Connection Style: plain 2nd end
Connection Style: plain optional end 1st end
End Connection Design: straight 1st end
End Connection Design: straight 2nd end
Connection Type: threaded external pipe 2nd end
Connection Type: threaded internal pipe 1st end
Layer Composition And Location: outer layer braided corrosion resistant steel wire
Nominal Thread Size: 0.500 inches 1st end
Nominal Thread Size: 0.750 inches 2nd end
Measuring Method And Length: 70.500 inches nominal overall
Special Features: with wood @swivel handle
Thread Series Designator: npt 2nd end
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
VMF-21A	Metallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-00-024-7439?

The FSCG of the NSN 4720-00-024-7439 is 4720

Does the NSN 4720-00-024-7439 have a Schedule B code assigned?

Yes, the Schedule B code is 7306901000

Does NSN 4720-00-024-7439 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 4720-00-024-7439 contain precious materials?

Precious metal content is unknown

Does NSN 4720-00-024-7439 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 4720-00-024-7439 was assigned to the Federal Catalog?

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