4730-01-621-0703

Find complete technical information, availability, and procurement data for: 4730-01-621-0703
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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

4730-01-621-0703

Item Name Code

03859

Assigment Date

08/21/2013 (12 years ago)

An item so designed that when attached to an object, protects that objec from damage by reducing the force of impact with another object. For external vehicular bumpers see bumper, vehicular. Excludes:grommet (as modified); bushing, nonmetallic; pad, cushioning and washer (as modified).

machined fabrication method, right-hand thread direction, tube coupling nut style, 0.714 inches minimum and 0.734 inches maximum nut height, 3b 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: 3b
Thread Direction: right-hand
Fabrication Method: machined
Nut Style: tube coupling
Nut Height: 0.714 inches minimum and 0.734 inches maximum
Width Across Flats: 0.678 inches minimum and 0.691 inches maximum
Length To Shoulder: 0.569 inches maximum
Smallest Inside Diameter: 0.440 inches minimum and 0.443 inches maximum
Thread Series: unjf
Thread Quantity Per Inch: 18
Nominal Thread Size: 0.5625 inches
Nominal Tube Outside Diameter: 0.375 inches
Part Name Assigned By Controlling Agency: nut,coupling,flared
Material: aluminum alloy 7075 overall
Material Document And Classification: qq-a-225/9 fed spec single material response or ams4124 national std/spec single material response overall
Surface Treatment: anodize overall
Surface Treatment Document And Classification: ams2472 national spec single treatment response or mil-a-8625,type ii,cl 2 mil spec single treatment response overall
Specification/Standard Data: 81343-as5175 professional/industrial association standard

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
AS5175W06	Tube Coupling Nut
SAE AS5175	Tube Coupling Nut
SAE AS5852	Tube Coupling Nut

FAQs

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

What is the FSCG of the NSN 4730-01-621-0703?

The FSCG of the NSN 4730-01-621-0703 is 4730

Does NSN 4730-01-621-0703 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 4730-01-621-0703 contain precious materials?

Item does not contain precious metal.

Does NSN 4730-01-621-0703 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 4730-01-621-0703 was assigned to the Federal Catalog?

It was assigned 12 years ago, on Wed, Aug 21, 2013