4730-01-347-2777

Find complete technical information, availability, and procurement data for: 4730-01-347-2777
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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

4730-01-347-2777

Item Name Code

08506

Assigment Date

10/19/1991 (34 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).

300.0 fahrenheit single response maximum operating temp, flared (tube) all ends connection style, 2a all ends thread class, concentric reducer type, threaded external tube all ends connection type

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
Reducer Type: concentric
Maximum Operating Temp: 300.0 fahrenheit single response
Connection Style: flared (tube) all ends
Connection Type: threaded external tube all ends
Thread Quantity Per Inch: 12 1st end
Maximum Operating Pressure: 5200.0 pounds per square inch single response
Nominal Thread Size: 1.625 inches 1st end
Nominal Thread Size: 0.438 inches 2nd end
Seat Angle: 37.0 degrees all ends
Nominal Outside Diameter Tube Accommodated: 0.250 inches 2nd end
Nominal Outside Diameter Tube Accommodated: 1.250 inches 1st end
Nominal Overall Length: 1.890 inches
Material: steel comp 316 overall
Thread Series Designator: un 1st end
Thread Series Designator: unjf 2nd end

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
AA67001-20-4K	Tube Reducer

FAQs

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

What is the FSCG of the NSN 4730-01-347-2777?

The FSCG of the NSN 4730-01-347-2777 is 4730

Does the NSN 4730-01-347-2777 have a Schedule B code assigned?

Yes, the Schedule B code is 7307994000

Does NSN 4730-01-347-2777 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 4730-01-347-2777 contain precious materials?

Item does not contain precious metal.

Does NSN 4730-01-347-2777 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 4730-01-347-2777 was assigned to the Federal Catalog?

It was assigned 34 years ago, on Sat, Oct 19, 1991