4730-00-799-7406

Find complete technical information, availability, and procurement data for: 4730-00-799-7406
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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

4730-00-799-7406

Item Name Code

18681

Assigment Date

01/01/1962 (64 years ago)

flared all ends connection style, push-pull all ends quick disconnect method, 0.438 inches all ends quick disconnect nominal size, 3a all ends thread class, 2.726 inches minimum and 2.858 inches maximum overall length

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 all ends
Overall Length: 2.726 inches minimum and 2.858 inches maximum
Quick Disconnect Method: push-pull all ends
Quick Disconnect Nominal Size: 0.438 inches all ends
Connection Style: flared all ends
Leg Length: 0.895 inches minimum and 0.925 inches maximum
Connection Type: external quick disconnect all ends
Connection Type: threaded external tube first fluid end connection
Features Provided: self-sealing
Nominal Thread Size: 0.438 inches all ends
Seat Angle: 37.0 degrees
Nominal Outside Diameter Tube Accommodated: 0.250 inches all ends
Special Features: bulkhead inlet fitting
Material: steel body
Surface Treatment: cadmium body
Surface Treatment Document And Classification: qq-p-416 fed spec single treatment response body
Style Designator: male coupling half
Thread Series Designator: unf all ends

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4730-00-887-8297	No Name Available	01/01/1960

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
155S11-4	Quick Disconnect Coupling Half

FAQs

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

What is the FSCG of the NSN 4730-00-799-7406?

The FSCG of the NSN 4730-00-799-7406 is 4730

Does the NSN 4730-00-799-7406 have a Schedule B code assigned?

Yes, the Schedule B code is 7307199030

Does NSN 4730-00-799-7406 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 4730-00-799-7406 contain precious materials?

Precious metal content is unknown

Does NSN 4730-00-799-7406 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 4730-00-799-7406 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962