8454788683 ASSY 66

View detailed technical data, stock status, and sourcing information for: 8454788683 ASSY 66
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-01-326-0820

Item Name Code

20311

Assigment Date

09/18/1990 (35 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.

1.961 inches minimum and 2.039 inches maximum inside diameter, -40.0 fahrenheit and 200.0 fahrenheit single response temp rating, right-hand 1st end thread direction, 2a 1st end thread class, 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: 2a 1st end
Thread Direction: right-hand 1st end
Inside Diameter: 1.961 inches minimum and 2.039 inches maximum
Temp Rating: -40.0 fahrenheit and 200.0 fahrenheit single response
Outside Diameter: 2.702 inches minimum and 2.828 inches maximum
Minimum Inside Bending Radius: 25.000 inches
Angle Between Rigid Elbow Fittings In Deg: 0.0
Connection Style: external seat for gasket seal (boss) 1st end
End Connection Design: elbow 1st end
End Fitting Component And Material: complete fitting nickel alloy all ends
Connection Type: threaded external boss 1st end
Thread Quantity Per Inch: 12 1st end
Burst Test Pressure: 3600.0 pounds per square inch
Layer Composition And Location: 1st layer braided synthetic cord and 2nd layer braided synthetic cord and 3rd layer braided synthetic cord and outer layer molded rubber, synthetic
Maximum Operating Pressure: 900.0 pounds per square inch
Nominal Thread Size: 3.750 inches 1st end
Flow Angle: 90.0 degrees 1st end
Outer Covering Environmental Protection: abrasion resistant and oxidation resistant and light resistant and weatherproof
Inside Surface Condition: smooth
Measuring Method And Length: 55.000 inches nominal working
Special Features: inner conveying tube material-rubber, synthetic; two hose assemblies connected by 3 90 degree elbows; first and second leg length 27.500
Media For Which Designed: water, fresh and water, salt and air and fuel/oil, hydrocarbon single response
Thread Series Designator: un 1st end
Specification/Standard Data: mil-h-24136/2-32 professional/industrial association specification

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
2621-225-04 ASSY 66	Nonmetallic Hose Assembly
2621-255-04 ASSY.66	Nonmetallic Hose Assembly
508 4685844	Nonmetallic Hose Assembly
508-4685844 ITEM F14	Nonmetallic Hose Assembly
8454788683 ASSY 66	Nonmetallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-01-326-0820?

The FSCG of the NSN 4720-01-326-0820 is 4720

Does the NSN 4720-01-326-0820 have a Schedule B code assigned?

Yes, the Schedule B code is 4009110000

Does NSN 4720-01-326-0820 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 4720-01-326-0820 contain precious materials?

Item does not contain precious metal.

Does NSN 4720-01-326-0820 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 4720-01-326-0820 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Tue, Sep 18, 1990