4730PL1631646

View detailed technical data, stock status, and sourcing information for: 4730PL1631646
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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

4730-01-050-3651

Item Name Code

03859

Assigment Date

11/05/1977 (48 years ago)

An item having internal and/or external machine thread(s) (threads other than pipe or hose series), specifically designed to retain, by means or groove(s), shoulder(s), and the like, packing and/or a packing gland within a stuffing box. See also bushing, machine thread; inverted nut, tube coupling; and nut, tube coupling. Excludes:packing nut, stuffing tube; and use with electrical cable, and locknut, pipe.

tube coupling nut style, 3b thread class, right-hand thread direction, 0.562 inches nominal width across flats, 0.982 inches minimum and 1.044 inches maximum nut height

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
Nut Style: tube coupling
Nut Height: 0.982 inches minimum and 1.044 inches maximum
Width Across Flats: 0.562 inches nominal
Length To Shoulder: 0.792 inches minimum and 0.822 inches maximum
Smallest Inside Diameter: 0.192 inches minimum and 0.202 inches maximum
Thread Series: uns
Thread Quantity Per Inch: 24
Nominal Thread Size: 0.437 inches
Material: titanium alloy overall

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
4730PL0890886	Tube Coupling Nut
4730PL1631646	Tube Coupling Nut
AE16660-4W	Tube Coupling Nut
C7567-04L	Tube Coupling Nut
MR54040T-04W	Tube Coupling Nut
MR54041T-04W	Tube Coupling Nut
MR54044T-04W	Tube Coupling Nut

FAQs

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

What is the FSCG of the NSN 4730-01-050-3651?

The FSCG of the NSN 4730-01-050-3651 is 4730

Does the NSN 4730-01-050-3651 have a Schedule B code assigned?

Yes, the Schedule B code is 8108908000

Does NSN 4730-01-050-3651 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 4730-01-050-3651 contain precious materials?

Precious metal content is unknown

Does NSN 4730-01-050-3651 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 4730-01-050-3651 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Sat, Nov 5, 1977