4720-00-203-9511

Find complete technical information, availability, and procurement data for: 4720-00-203-9511
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-00-203-9511

Item Name Code

20311

Assigment Date

01/01/1963 (63 years ago)

A length of nonmetallic hose with fittings on one or both ends. For items without fittings, see hose, nonmetallic. Excludes:hose assembly, air duct; and hose assembly, air duct, air breathing.

3b 2nd end thread class, 3b 1st end thread class, left-hand 1st end thread direction, round cross-sectional shape style, left-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 Class: 3b 1st end
Thread Class: 3b 2nd end
Thread Direction: left-hand 1st end
Thread Direction: left-hand 2nd end
Inside Diameter: 0.188 inches nominal
Temp Rating: -40.0 fahrenheit and 160.0 fahrenheit single response
Outside Diameter: 0.437 inches nominal
Minimum Inside Bending Radius: 1.750 inches
Exterior Color: red
Connection Style: swivel nut, gas 1st end
Connection Style: swivel nut, gas 2nd end
End Connection Design: straight 1st end
End Connection Design: straight 2nd end
End Fitting Component And Material: complete fitting copper alloy all ends
Connection Type: threaded internal tube 1st end
Connection Type: threaded internal tube 2nd end
Burst Test Pressure: 600.0 pounds per square inch
Layer Composition And Location: 1st layer rubber impregnated braided cotton cord and outer layer molded rubber, natural or outer layer molded rubber, synthetic
Maximum Operating Pressure: 125.0 pounds per square inch
Nominal Thread Size: 0.375 inches 2nd end
Nominal Thread Size: 0.562 inches 1st end
Hydrostatic Test Pressure: 250.0 pounds per square inch
Inside Surface Condition: smooth
Measuring Method And Length: 180.000 inches nominal excluding end fittings
Seat Nominal Radius: 0.099 inches 2nd end
Seat Nominal Radius: 0.196 inches 1st end
Special Features: inner conveying tube material-rubber, natural or rubber, synthetic
Special Markings: acet-hyd
Media For Which Designed: acetylene and hydrogen single response
Thread Series Designator: unf 1st end
Thread Series Designator: unf 2nd end
Specification/Standard Data: fed zzh461 professional/industrial association specification and 81348-zz-h-461 government specification
Nondefinitive Spec/Std Data: a style

FAQs

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

What is the FSCG of the NSN 4720-00-203-9511?

The FSCG of the NSN 4720-00-203-9511 is 4720

Does NSN 4720-00-203-9511 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 4720-00-203-9511 contain precious materials?

Precious metal content is unknown

Does NSN 4720-00-203-9511 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 4720-00-203-9511 was assigned to the Federal Catalog?

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