4730-01-178-5071

Find complete technical information, availability, and procurement data for: 4730-01-178-5071
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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

4730-01-178-5071

Item Name Code

03771

Assigment Date

05/05/1984 (42 years ago)

A circular-shaped item designed to maintain predetermined distance between assembled parts and/or for distributing pressure or preventing endwise movement between member parts. It has a solid cross-section and two flat parallel bearing surfaces. The distance between the bearing surfaces perpendicular to the axis of the centrally located hole shall not exceed 25 percent of the outside diameter. The diameter of the centrally located hole must exceed 75 percent of the outside diameter. Excludes:laminated items. For items manufactured from impregnated graphite or lubricated nonmetallic materials, excluding felt or plastics, see gasket. For items manufactured from lubricated plastics, see bearing, washer, thrust. For items manufactured from lubricated felt, see felt, mechanical, preformed. Excludes:disk, valve; insulator washer; and shim. See also spacer, plate and spacer, sleeve.

flareless (tube) 2nd end connection style, swaged w/ grooves (tube) 1st end connection style, 3a 2nd end bulkhead thread class, 1.300 inches nominal 1st end leg length, 3a 2nd end thread class

Product Characteristics

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

Thread Class: 3a 2nd end
Thread Class: 3a 2nd end bulkhead
Connection Style: swaged w/ grooves (tube) 1st end
Connection Style: flareless (tube) 2nd end
Leg Length: 1.300 inches nominal 1st end
Leg Length: 1.688 inches nominal 2nd end
Connection Type: threaded external tube 2nd end
Connection Type: threaded external tube 2nd end bulkhead
Connection Type: unthreaded internal tube 1st end
Nominal Thread Size: 0.562 inches 2nd end
Nominal Thread Size: 0.562 inches 2nd end bulkhead
Seat Angle: 37.0 degrees 2nd end
Flow Angle: 90.0 degrees
Nominal Outside Diameter Tube Accommodated: 0.375 inches 1st end
Nominal Outside Diameter Tube Accommodated: 0.375 inches 2nd end
Special Features: fitting shall be polytetrafluoroethylene coated on internal surface only to a distance of 0.220 min 0.270 max in. into bore
Material: aluminum alloy 6061 overall
Material Document And Classification: qq-a-225/8 fed spec single material response overall
Surface Treatment: anodize overall
Surface Treatment Document And Classification: mil-a-8625 mil spec single treatment response overall
Thread Series Designator: unjf 2nd end
Thread Series Designator: unjf 2nd end bulkhead

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
D10054D06	Tube Elbow
HS5126D0006	Tube Elbow

FAQs

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

What is the FSCG of the NSN 4730-01-178-5071?

The FSCG of the NSN 4730-01-178-5071 is 4730

Does the NSN 4730-01-178-5071 have a Schedule B code assigned?

Yes, the Schedule B code is 7609000000

Does NSN 4730-01-178-5071 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 4730-01-178-5071 contain precious materials?

Item does not contain precious metal.

Does NSN 4730-01-178-5071 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 4730-01-178-5071 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Sat, May 5, 1984