4730-01-443-8538

Find complete technical information, availability, and procurement data for: 4730-01-443-8538
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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

4730-01-443-8538

Item Name Code

03777

Assigment Date

04/21/1997 (29 years ago)

A generally flat item varied in shape with or without a centrally located hole, designed to hold seals in place. It must have drilled and/or tapped holes for mounting purposes. Excludes:cover, access, shim and spacer, plate. See also flange (as modified).

-40.0 fahrenheit 1st response maximum operating temp, 2a 1st end thread class, gripping nipple (nose) 2nd end connection style, 257.0 fahrenheit 2nd response maximum operating temp, lav-25(s) end item identification

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
Maximum Operating Temp: -40.0 fahrenheit 1st response
Maximum Operating Temp: 257.0 fahrenheit 2nd response
End Item Identification: lav-25(s)
Connection Style: gripping nipple (nose) 2nd end
Connection Style: inverted flare (tube) 1st end
Connection Type: threaded external hose gripping 2nd end
Connection Type: threaded external tube 1st end
Maximum Operating Pressure: 1250.0 pounds per square inch single response
Nominal Thread Size: 0.437 inches 1st end
Seat Angle: 45.0 degrees 1st end
Nominal Inside Diameter Hose Accommodated: 0.250 inches 2nd end
Nominal Outside Diameter Hose Accommodated: 0.560 inches 2nd end
Nominal Outside Diameter Tube Accommodated: 0.250 inches 1st end
Nominal Overall Length: 2.180 inches
Material: steel overall
Thread Series Designator: unf 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
12843-4-4	Tube to Hose Straight Adapter

FAQs

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

What is the FSCG of the NSN 4730-01-443-8538?

The FSCG of the NSN 4730-01-443-8538 is 4730

Does the NSN 4730-01-443-8538 have a Schedule B code assigned?

Yes, the Schedule B code is 7307992000

Does NSN 4730-01-443-8538 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 4730-01-443-8538 contain precious materials?

Item does not contain precious metal.

Does NSN 4730-01-443-8538 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 4730-01-443-8538 was assigned to the Federal Catalog?

It was assigned 29 years ago, on Mon, Apr 21, 1997