4730-01-659-7551

Find complete technical information, availability, and procurement data for: 4730-01-659-7551
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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

4730-01-659-7551

Item Name Code

26953

Assigment Date

12/14/2016 (9 years ago)

An item which is part of a helmet,fireman's.

hexagon all ends bulkhead flange shape, threaded external boss 1st end connection type, 12 all ends thread quantity per inch, threaded internal boss 2nd end connection type, flange all ends bulkhead connection type

Product Characteristics

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

Flange Shape: hexagon all ends bulkhead
Connection Type: flange all ends bulkhead
Connection Type: threaded external boss 1st end
Connection Type: threaded internal boss 2nd end
Thread Quantity Per Inch: 12 all ends
Nominal Thread Size: 1.438 inches 2nd end
Nominal Thread Size: 1.312 inches 1st end
Nominal Width Across Flats: 1.625 inches all ends bulkhead
Nominal Overall Length: 3.145 inches
Part Name Assigned By Controlling Agency: swivel connector, straight thread
Material: steel body
Thread Series Designator: un all ends

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
13055521	Boss Coupling
13055524	Boss Coupling
16-F650L-S	Boss Coupling

FAQs

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

What is the FSCG of the NSN 4730-01-659-7551?

The FSCG of the NSN 4730-01-659-7551 is 4730

Does NSN 4730-01-659-7551 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 4730-01-659-7551 contain precious materials?

Item does not contain precious metal.

Does NSN 4730-01-659-7551 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 4730-01-659-7551 was assigned to the Federal Catalog?

It was assigned 9 years ago, on Wed, Dec 14, 2016