4720-00-289-4612

Find complete technical information, availability, and procurement data for: 4720-00-289-4612
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for NSN 4720-00-289-4612 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-00-289-4612

Item Name Code

20311

Assigment Date

01/01/1961 (65 years ago)

2b 1st end thread class, right-hand 2nd end thread direction, 0.312 inches nominal inside diameter, right-hand 1st end thread direction, round cross-sectional shape style

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: 2b 1st end
Thread Direction: right-hand 1st end
Thread Direction: right-hand 2nd end
Inside Diameter: 0.312 inches nominal
Temp Rating: -40.0 fahrenheit and 200.0 fahrenheit single response
Outside Diameter: 0.625 inches nominal
Minimum Inside Bending Radius: 2.000 inches
Exterior Color: black
Connection Style: swivel nut flare 1st end
Connection Style: plain 2nd end
End Connection Design: straight 1st end
End Connection Design: straight 2nd end
Connection Type: threaded external pipe 2nd end
Connection Type: threaded internal tube 1st end
Burst Test Pressure: 900.0 pounds per square inch
Layer Composition And Location: 2nd layer braided textile yarn and outer layer molded rubber, synthetic and 1st layer braided textile yarn
Maximum Operating Pressure: 200.0 pounds per square inch
Nominal Thread Size: 0.250 inches 2nd end
Nominal Thread Size: 0.500 inches 1st end
Seat Angle: 37.0 degrees 1st end
Hydrostatic Test Pressure: 450.0 pounds per square inch
Outer Covering Environmental Protection: oil resistant
Inside Surface Condition: smooth
Measuring Method And Length: 300.000 inches nominal overall
Special Features: furnished with nipple and sleeve
Media For Which Designed: air and water single response
Thread Series Designator: npt 2nd end
Thread Series Designator: unf 1st end
Specification/Standard Data: 81349-mil-s-15297 government specification

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4720-00-188-7754	Nonmetallic Hose Assembly	07/01/2025
4720-00-870-9551	No Name Available	09/01/1992
4310-00-873-1767	No Name Available	09/01/1976

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
FAP-10804-H	Nonmetallic Hose Assembly
Z538	Nonmetallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-00-289-4612?

The FSCG of the NSN 4720-00-289-4612 is 4720

Does the NSN 4720-00-289-4612 have a Schedule B code assigned?

Yes, the Schedule B code is 4009320050

Does NSN 4720-00-289-4612 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 4720-00-289-4612 contain precious materials?

Item does not contain precious metal.

Does NSN 4720-00-289-4612 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 4720-00-289-4612 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961