4730-01-221-3189

Find complete technical information, availability, and procurement data for: 4730-01-221-3189
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4730 Hose, Pipe, Tube, Lubrication and Railing Fittings

National Stock Number

4730-01-221-3189

Item Name Code

03809

Assigment Date

11/27/1985 (40 years ago)

flared (tube) all ends connection style, 1.250 inches nominal 2nd end leg length, 1.660 inches nominal 3rd end leg length, 1.250 inches nominal 1st end leg length, 2a all ends thread class

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 2a all ends
Connection Style: flared (tube) all ends
Leg Length: 1.250 inches nominal 1st end
Leg Length: 1.250 inches nominal 2nd end
Leg Length: 1.660 inches nominal 3rd end
Connection Type: threaded external tube all ends
Thread Quantity Per Inch: 12 3rd end
Nominal Thread Size: 0.750 inches 2nd end
Nominal Thread Size: 0.750 inches 1st end
Nominal Thread Size: 1.062 inches 3rd end
Seat Angle: 37.0 degrees all ends
Nominal Outside Diameter Tube Accommodated: 0.500 inches 1st end
Nominal Outside Diameter Tube Accommodated: 0.500 inches 2nd end
Nominal Outside Diameter Tube Accommodated: 0.750 inches 3rd end
Material: steel overall
Thread Series Designator: un 3rd end
Thread Series Designator: unf 1st end
Thread Series Designator: unf 2nd end
Specification/Standard Data: 81343-j514 professional/industrial association standard
Nondefinitive Spec/Std Data: 5b figure

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
218-610	Tube Tee
8-8-12 070401C	Tube Tee
8-8-12JTX-S	Tube Tee
SAE J514 8-8-12 070401C	Tube Tee

FAQs

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

What is the FSCG of the NSN 4730-01-221-3189?

The FSCG of the NSN 4730-01-221-3189 is 4730

Does the NSN 4730-01-221-3189 have a Schedule B code assigned?

Yes, the Schedule B code is 7307992000

Does NSN 4730-01-221-3189 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 4730-01-221-3189 contain precious materials?

Item does not contain precious metal.

Does NSN 4730-01-221-3189 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 4730-01-221-3189 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Wed, Nov 27, 1985