4730-01-249-3777

Find complete technical information, availability, and procurement data for: 4730-01-249-3777
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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

4730-01-249-3777

Item Name Code

03770

Assigment Date

02/11/1987 (39 years ago)

A fitting that forms an angle of less than 180 degrees (3.141 radians) from a straight flow. Both connecting ends have machine threads (straight threads other than pipe or hose series) designed to accommodate a tube or is unthreaded and designed to accommodate a tube. It may have side or heel inlet(s). See also elbow, pipe and connector, multiple, fluid pressure line.

2a 1st end thread class, 0.688 inches nominal 1st end leg length, 0.562 inches nominal 2nd end leg length, plain (pipe) 2nd end connection style, plain (tube) 1st end connection style

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 1st end
Connection Style: plain (tube) 1st end
Connection Style: plain (pipe) 2nd end
Leg Length: 0.562 inches nominal 2nd end
Leg Length: 0.688 inches nominal 1st end
Connection Type: threaded external pipe 2nd end
Connection Type: threaded external tube 1st end
Thread Quantity Per Inch: 24 1st end
Nominal Thread Size: 0.125 inches 2nd end
Nominal Thread Size: 0.500 inches 1st end
Flow Angle: 90.0 degrees
Nominal Outside Diameter Tube Accommodated: 0.312 inches 1st end
Material: copper alloy overall
Thread Series Designator: npt 2nd end
Thread Series Designator: uns 1st 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
70X5	Pipe to Tube Elbow

FAQs

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

What is the FSCG of the NSN 4730-01-249-3777?

The FSCG of the NSN 4730-01-249-3777 is 4730

Does the NSN 4730-01-249-3777 have a Schedule B code assigned?

Yes, the Schedule B code is 7412200000

Does NSN 4730-01-249-3777 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 4730-01-249-3777 contain precious materials?

Item does not contain precious metal.

Does NSN 4730-01-249-3777 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 4730-01-249-3777 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Wed, Feb 11, 1987