155729

View detailed technical data, stock status, and sourcing information for: 155729
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-00-974-1930

Item Name Code

20311

Assigment Date

01/01/1962 (64 years ago)

2b 1st end thread class, round cross-sectional shape style, right-hand 2nd end thread direction, 1a 2nd end thread class, 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: 1a 2nd end
Thread Class: 2b 1st end
Thread Direction: right-hand 1st end
Thread Direction: right-hand 2nd end
Inside Diameter: 0.375 inches nominal
Temp Rating: -40.0 fahrenheit and 200.0 fahrenheit single response
Outside Diameter: 0.781 inches nominal
Minimum Inside Bending Radius: 5.000 inches
Connection Style: swivel nut flare 1st end
Connection Style: swivel nut, inverted flare 2nd end
End Connection Design: elbow 2nd end
End Connection Design: straight 1st end
Connection Type: threaded external tube 2nd end
Connection Type: threaded internal tube 1st end
Features Provided: electrostatic discharge capability
Burst Test Pressure: 9000.0 pounds per square inch
Layer Composition And Location: 1st layer braided steel wire and outer layer molded rubber, synthetic
Maximum Operating Pressure: 2250.0 pounds per square inch
Nominal Thread Size: 0.625 inches 2nd end
Nominal Thread Size: 0.750 inches 1st end
Seat Angle: 37.0 degrees 1st end
Seat Angle: 45.0 degrees 2nd end
Flow Angle: 135.0 degrees 2nd end
Outer Covering Environmental Protection: abrasion resistant and oil resistant and weatherproof
Inside Surface Condition: smooth
Measuring Method And Length: 17.000 inches nominal overall
Special Features: steel tube used on 2nd end to be 3/8 in.od x 0.035 in.wall thk and to have 90 deg sae double flare for seat
Media For Which Designed: fuel/oil, hydrocarbon single response
Thread Series Designator: unf 1st end
Thread Series Designator: unf 2nd 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
155729	Nonmetallic Hose Assembly
155729H1	Nonmetallic Hose Assembly
6FA1185-8FJS17	Nonmetallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-00-974-1930?

The FSCG of the NSN 4720-00-974-1930 is 4720

Does NSN 4720-00-974-1930 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 4720-00-974-1930 contain precious materials?

Item does not contain precious metal.

Does NSN 4720-00-974-1930 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 4720-00-974-1930 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962