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4720-00-740-9331

Find complete technical information, availability, and procurement data for: 4720-00-740-9331

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4720-00-740-9331
Federal Supply Group
Pipe, Tubing, Hose, and Fittings
Federal Supply Classification
4720 Hose and Flexible Tubing
National Stock Number
4720-00-740-9331
Item Name Code
20311
Assigment Date
01/01/1961 (65 years ago)

A fitting having three connections with the branch connection fixed at 90 degrees (1.5705 radians) to the run. The connections have machine threads (straight threads other than pipe or hose series) designed to accommodate a tube, or are unthreaded and designed to accommodate a tube. It may have side inlet(s). It is used as a junction at the intersection of a tube or tube fitting.

1a 2nd end thread class, round cross-sectional shape style, right-hand 1st end thread direction, 2a 1st end thread class, 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
1a 2nd end
Thread Class
2a 1st end
Thread Direction
right-hand 1st end
Thread Direction
right-hand 2nd end
Inside Diameter
0.188 inches nominal
Temp Rating
-65.0 fahrenheit and 200.0 fahrenheit single response
Outside Diameter
0.469 inches minimum and 0.500 inches maximum
Exterior Color
black
Connection Style
swivel nut, inverted flare 2nd end
Connection Style
flared 1st end
End Connection Design
straight 1st end
End Connection Design
straight 2nd end
Connection Type
threaded external tube 2nd end
Connection Type
threaded external tube 1st end
Burst Test Pressure
4500.0 pounds per square inch
Layer Composition And Location
1st layer rubber impregnated braided cotton cord and 2nd layer rubber impregnated braided cotton cord and outer layer molded rubber, chloroprene
Maximum Operating Pressure
1500.0 pounds per square inch
Nominal Thread Size
0.500 inches 1st end
Nominal Thread Size
0.500 inches 2nd end
Seat Angle
45.0 degrees 1st end
Seat Angle
45.0 degrees 2nd end
Hydrostatic Test Pressure
3000.0 pounds per square inch
Outer Covering Environmental Protection
fuel resistant and hydraulic solution resistant and mildew resistant and oil resistant and ozone resistant
Inside Surface Condition
smooth
Measuring Method And Length
35.380 inches nominal overall
Media For Which Designed
fuel/oil, hydrocarbon single response
Thread Series Designator
unf 1st end
Thread Series Designator
unf 2nd end
Specification/Standard Data
81349-mil-h-13719 government specification
Nondefinitive Spec/Std Data
2 type

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
4720007409331 Nonmetallic Hose Assembly
7409331 Nonmetallic Hose Assembly
MIL-PRF-13719 Nonmetallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-00-740-9331?
The FSCG of the NSN 4720-00-740-9331 is 4720
Does the NSN 4720-00-740-9331 have a Schedule B code assigned?
Yes, the Schedule B code is 4009320050
Does NSN 4720-00-740-9331 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 4720-00-740-9331 contain precious materials?
Precious metal content is unknown
Does NSN 4720-00-740-9331 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 4720-00-740-9331 was assigned to the Federal Catalog?
It was assigned 65 years ago, on Sun, Jan 1, 1961

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