4720-00-297-1121

Find complete technical information, availability, and procurement data for: 4720-00-297-1121
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-00-297-1121

Item Name Code

20311

Assigment Date

10/03/1973 (52 years ago)

3b 2nd end thread class, round cross-sectional shape style, 3b 1st end thread class, right-hand 1st end thread direction, 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 Class: 3b 1st end
Thread Class: 3b 2nd end
Thread Direction: right-hand 1st end
Thread Direction: right-hand 2nd end
Inside Diameter: 0.406 inches nominal
Temp Rating: -40.0 fahrenheit and 225.0 fahrenheit single response
Outside Diameter: 0.605 inches nominal
Minimum Inside Bending Radius: 1.370 inches
Exterior Color: black
Connection Style: swivel nut flare 1st end
Connection Style: swivel nut flare 2nd end
End Connection Design: elbow 2nd end
End Connection Design: straight 1st end
Connection Type: threaded internal tube 1st end
Connection Type: threaded internal tube 2nd end
Burst Test Pressure: 2000.0 pounds per square inch
Layer Composition And Location: outer layer rubber impregnated braided fabric
Maximum Operating Pressure: 500.0 pounds per square inch
Nominal Thread Size: 0.750 inches 2nd end
Nominal Thread Size: 0.750 inches 1st end
Seat Angle: 37.0 degrees 1st end
Seat Angle: 37.0 degrees 2nd end
Hydrostatic Test Pressure: 1000.0 pounds per square inch
Flow Angle: 90.0 degrees 2nd end
Inside Surface Condition: smooth
Measuring Method And Length: 12.140 inches nominal working
Special Features: u-shaped preformed hose with 1.370 in. bend radius; coated w/an insulating varnish
Thread Series Designator: unjf 2nd end
Thread Series Designator: unjf 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
7637686P0002	Nonmetallic Hose Assembly
7637686P2	Nonmetallic Hose Assembly
79043-08-0114	Nonmetallic Hose Assembly
R27434-2	Nonmetallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-00-297-1121?

The FSCG of the NSN 4720-00-297-1121 is 4720

Does NSN 4720-00-297-1121 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 4720-00-297-1121 contain precious materials?

Precious metal content is unknown

Does NSN 4720-00-297-1121 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 4720-00-297-1121 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Wed, Oct 3, 1973