4730-00-254-1803

Find complete technical information, availability, and procurement data for: 4730-00-254-1803
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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

4730-00-254-1803

Item Name Code

03768

Assigment Date

01/01/1963 (63 years ago)

65.6 celsius 2nd response maximum operating temp, 260.0 celsius 1st response maximum operating temp, 1.250 inches 2nd end nominal pipe size accommodated, gasket seal (pipe) 2nd end connection style, 1.250 inches 1st end nominal pipe size accommodated

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Nominal Pipe Size Accommodated: 1.250 inches 1st end
Nominal Pipe Size Accommodated: 1.250 inches 2nd end
Maximum Operating Temp: 260.0 celsius 1st response
Maximum Operating Temp: 65.6 celsius 2nd response
Connection Style: gasket seal (pipe) 2nd end
Connection Style: plain (pipe) 1st end
Leg Length: 1.220 inches minimum and 1.360 inches maximum 1st end
Leg Length: 1.640 inches minimum and 1.780 inches maximum 2nd end
Connection Type: threaded external pipe 2nd end
Connection Type: threaded internal pipe 1st end
Maximum Operating Pressure: 150.0 pounds per square inch 2nd response
Maximum Operating Pressure: 300.0 pounds per square inch 1st response
Nominal Thread Size: 1.250 inches 1st end
Nominal Thread Size: 1.250 inches 2nd end
Flow Angle: 45.0 degrees
Material: iron overall
Material Document And Classification: astm a197 assn std single material response overall
Media For Which Designed: steam 1st response
Media For Which Designed: water-oil-gas 2nd response
Surface Treatment: zinc inside
Surface Treatment: zinc outside
Surface Treatment Document And Classification: mil-z-1787 mil spec single treatment response inside
Surface Treatment Document And Classification: mil-z-1787 mil spec single treatment response outside
Thread Series Designator: npt 2nd end
Thread Series Designator: npt 1st end
Nondefinitive Spec/Std Data: 2 type

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4730-00-278-3786	No Name Available	01/01/1963
4730-00-541-0892	No Name Available	01/01/1963

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
144123	Pipe Elbow

FAQs

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

What is the FSCG of the NSN 4730-00-254-1803?

The FSCG of the NSN 4730-00-254-1803 is 4730

Does NSN 4730-00-254-1803 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 4730-00-254-1803 contain precious materials?

Precious metal content is unknown

Does NSN 4730-00-254-1803 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 4730-00-254-1803 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963