5340-00-424-0256

Find complete technical information, availability, and procurement data for: 5340-00-424-0256
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-00-424-0256

Item Name Code

40280

Assigment Date

01/01/1963 (63 years ago)

3b left internal (includes thru thread) thread class, right-hand left internal (includes thru thread) thread direction, 1.188 inches nominal left internal (includes thru thread)0.437 inches maximum right external thread length, +0.7094 to 0.7120 inches right external thread pitch diameters, right-hand right external thread direction

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 left internal (includes thru thread)
Thread Pitch Diameters: +0.7094 to 0.7120 inches right external
Thread Direction: right-hand right external
Thread Direction: right-hand left internal (includes thru thread)
Thread Length: 1.188 inches nominal left internal (includes thru thread)0.437 inches maximum right external
Flange Diameter: 0.809 inches nominal
Flange Thickness: 0.500 inches nominal
Length: 5.750 inches nominal
Thread Quantity Per Inch: 16 right external
Thread Quantity Per Inch: 20 left internal (includes thru thread)
Nominal Thread Size: 0.500 inches left internal (includes thru thread)
Nominal Thread Size: 0.750 inches right external
Material: steel corrosion resisting standoff
Surface Treatment: passivate standoff
Style Designator: flanged with left internal thread
Thread Series Designator: unf left internal (includes thru thread)
Thread Series Designator: uns right external

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
7B7728	Spacing Threaded Standoff

FAQs

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

What is the FSCG of the NSN 5340-00-424-0256?

The FSCG of the NSN 5340-00-424-0256 is 5340

Does NSN 5340-00-424-0256 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 5340-00-424-0256 contain precious materials?

Precious metal content is unknown

Does NSN 5340-00-424-0256 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 5340-00-424-0256 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963