4730-01-191-6439

Find complete technical information, availability, and procurement data for: 4730-01-191-6439
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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

4730-01-191-6439

Item Name Code

03777

Assigment Date

10/11/1984 (41 years ago)

A straight tube fitting having a different size connection on each end. It is designed to join two tubes of different sizes. Excludes:bushing (as modified).

threaded internal tube 1st end connection type, threaded external hose gripping 2nd end connection type, gripping nipple (nose) 2nd end connection style, swivel nut, flare (tube) style 3 optional end 1st end connection style, 2b 1st 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.

Thread Class: 2b 1st end
Connection Style: swivel nut, flare (tube) style 3 optional end 1st end
Connection Style: gripping nipple (nose) 2nd end
Connection Type: threaded external hose gripping 2nd end
Connection Type: threaded internal tube 1st end
Nominal Thread Size: 0.875 inches 1st end
Seat Angle: 37.0 degrees 1st end
Nominal Inside Diameter Hose Accommodated: 0.500 inches 2nd end
Nominal Outside Diameter Hose Accommodated: 0.930 inches 2nd end
Nominal Outside Diameter Tube Accommodated: 0.625 inches 1st end
Nominal Overall Length: 2.800 inches
Material: steel comp 303 or steel corrosion resisting overall
Media For Which Designed: fluid 1st response
Media For Which Designed: oil 2nd response
Surface Treatment: passivate overall
Thread Series Designator: unf 1st end
Furnished Items And Quantity: 1 hose coupling nut

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
10-411-10	Tube to Hose Straight Adapter
411-10C	Tube to Hose Straight Adapter
EF-SS1488A-1010	Tube to Hose Straight Adapter

FAQs

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

What is the FSCG of the NSN 4730-01-191-6439?

The FSCG of the NSN 4730-01-191-6439 is 4730

Does the NSN 4730-01-191-6439 have a Schedule B code assigned?

Yes, the Schedule B code is 7307225000

Does NSN 4730-01-191-6439 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 4730-01-191-6439 contain precious materials?

Item does not contain precious metal.

Does NSN 4730-01-191-6439 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 4730-01-191-6439 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Thu, Oct 11, 1984