4730-01-132-4857

Find complete technical information, availability, and procurement data for: 4730-01-132-4857
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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

4730-01-132-4857

Item Name Code

29657

Assigment Date

05/30/1982 (44 years ago)

An adapter having a flange connection on one end designed to connect with another flange connection or a compression type mounting pad. The other end has 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 is designed to join a flange or flange fitting to a tube or tube fitting in a straight line.

round 2nd end flange shape, flared (tube) 1st end connection style, 2a 1st end thread class, flange 2nd end connection type, threaded external tube 1st end 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 1st end
Connection Style: flared (tube) 1st end
Flange Shape: round 2nd end
Connection Type: flange 2nd end
Connection Type: threaded external tube 1st end
Thread Quantity Per Inch: 12 1st end
Nominal Thread Size: 1.875 inches 1st end
Seat Angle: 37.0 degrees 1st end
Nominal Outside Diameter: 0.315 inches 2nd end
Nominal Thickness: 2.375 inches 2nd end
Flange Face Design: plain with gasket groove 2nd end
Nominal Outside Diameter Tube Accommodated: 1.500 inches 1st end
Nominal Overall Length: 3.100 inches
Material: steel overall
Surface Treatment: cadmium overall
Thread Series Designator: un 1st end

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4730-01-132-4714	No Name Available	01/01/1986

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
1004374-05	Flange to Tube Straight Adapter
15T3-24-24	Flange to Tube Straight Adapter

FAQs

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

What is the FSCG of the NSN 4730-01-132-4857?

The FSCG of the NSN 4730-01-132-4857 is 4730

Does the NSN 4730-01-132-4857 have a Schedule B code assigned?

Yes, the Schedule B code is 7307912000

Does NSN 4730-01-132-4857 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 4730-01-132-4857 contain precious materials?

Item does not contain precious metal.

Does NSN 4730-01-132-4857 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 4730-01-132-4857 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Sun, May 30, 1982