M666371-4-0180

View detailed technical data, stock status, and sourcing information for: M666371-4-0180
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-01-228-5574

Item Name Code

20311

Assigment Date

03/18/1986 (40 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.

right-hand 2nd end thread direction, right-hand 1st end thread direction, round cross-sectional shape style, 3b 1st end thread class, 3b 2nd end thread class

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: 0.188 inches nominal
Temp Rating: -65.0 fahrenheit and 450.0 fahrenheit single response
Outside Diameter: 0.312 inches nominal
Minimum Inside Bending Radius: 2.000 inches
Connection Style: swivel nut, flareless 1st end
Connection Style: swivel nut, flareless 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: 12000.0 pounds per square inch
Layer Composition And Location: outer layer braided steel wire
Maximum Operating Pressure: 1500.0 pounds per square inch
Nominal Thread Size: 0.438 inches 1st end
Nominal Thread Size: 0.438 inches 2nd end
Seat Angle: 12.0 degrees 1st end
Seat Angle: 12.0 degrees 2nd end
Hydrostatic Test Pressure: 3000.0 pounds per square inch
Flow Angle: 90.0 degrees 2nd end
Vacuum In Torr: 50.8
Inside Surface Condition: smooth
Measuring Method And Length: 18.000 inches nominal working
Thread Series Designator: unf 1st end
Thread Series Designator: unf 2nd end
Specification/Standard Data: 96906-ms8001 government standard
Nondefinitive Spec/Std Data: c style and 4 size

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
5749803 PC132	Nonmetallic Hose Assembly
5749806-121	Nonmetallic Hose Assembly
AE1004123E0180	Nonmetallic Hose Assembly
M666371-4-0180	Nonmetallic Hose Assembly
MS8001E180C	Nonmetallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-01-228-5574?

The FSCG of the NSN 4720-01-228-5574 is 4720

Does NSN 4720-01-228-5574 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 4720-01-228-5574 contain precious materials?

Item does not contain precious metal.

Does NSN 4720-01-228-5574 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 4720-01-228-5574 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Tue, Mar 18, 1986