4730-01-012-1783

Find complete technical information, availability, and procurement data for: 4730-01-012-1783
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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

4730-01-012-1783

Item Name Code

03859

Assigment Date

11/06/1975 (50 years ago)

right-hand thread direction, 2.375 inches minimum and 2.385 inches maximum width across flats, 2b thread class, tube coupling nut style, 0.875 inches nominal nut height

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
Thread Direction: right-hand
Nut Style: tube coupling
Nut Height: 0.875 inches nominal
Width Across Flats: 2.375 inches minimum and 2.385 inches maximum
Length To Shoulder: 0.582 inches nominal
Smallest Inside Diameter: 1.700 inches minimum and 1.730 inches maximum
Thread Series: un
Thread Quantity Per Inch: 12
Nominal Thread Size: 2.125 inches
Nominal Tube Outside Diameter: 2.375 inches
Material: steel comp 4130 overall
Material Document And Classification: mil-s-6758 mil spec single material response overall
Surface Treatment: zinc overall

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
2711403	Tube Coupling Nut

FAQs

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

What is the FSCG of the NSN 4730-01-012-1783?

The FSCG of the NSN 4730-01-012-1783 is 4730

Does the NSN 4730-01-012-1783 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 4730-01-012-1783 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 4730-01-012-1783 contain precious materials?

Precious metal content is unknown

Does NSN 4730-01-012-1783 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 4730-01-012-1783 was assigned to the Federal Catalog?

It was assigned 50 years ago, on Thu, Nov 6, 1975