LE271

View detailed technical data, stock status, and sourcing information for: LE271
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-01-314-2134

Item Name Code

11116

Assigment Date

01/25/1990 (36 years ago)

A straight shaft having two or more of the following conditions: a specified surface finish designation in the range of 1 to 125 microinches (o.o25 to 3.2 micrometers), arithmetical average (aa), machined peripheral flat(s), circular groove (s), keyway(s), splines, threads, or holes. It is not designed for use in aligning by fitting into corresponding holes of another item. It may be drilled for lubricating holes. For items having an integral gear(s) or worm(s), see gearshaft (as modified). For items designed to support rotating members see axle(1), straight. For items not having the above conditions see pin, straight, headless. For items having machined ends which constitute steps see shaft(1), shouldered; axle(1), shouldered; and bolt, fluid passage.

0.060 inches nominal wall thickness, round cross-sectional shape style, round first end connection style, 1.750 inches nominal first end inside diameter, 1.000 inches nominal first end end overall length

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
Wall Thickness: 0.060 inches nominal
Inside Diameter: 1.750 inches nominal first end
End Overall Length: 1.000 inches nominal first end
Connection Style: round first end
Connection Type: soft first end
End Inside Diameter: 1.750 inches nominal first end
Maximum Operating Pressure: 65.0 pounds per square inch
Measuring Method And Length: 10.500 inches nominal overall
Special Features: appl to b-1b aircraft
Material: fiberglass 1st ply
Material: steel reinforcing wire
Style Designator: fully convoluted

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
21A18-07C42-4	Air Duct Hose
LE271	Air Duct Hose
LE271-0107-0434	Air Duct Hose

FAQs

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

What is the FSCG of the NSN 4720-01-314-2134?

The FSCG of the NSN 4720-01-314-2134 is 4720

Does NSN 4720-01-314-2134 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 4720-01-314-2134 contain precious materials?

Item does not contain precious metal.

Does NSN 4720-01-314-2134 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 4720-01-314-2134 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Thu, Jan 25, 1990