5340-01-459-1121

Find complete technical information, availability, and procurement data for: 5340-01-459-1121
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-01-459-1121

Item Name Code

40280

Assigment Date

09/21/1998 (27 years ago)

A shaft having two or more different diameters (greater than 0.031 inches (0.79 millimeter)) along its length. It must have one or more of the following conditions: a specified surface finish designation in the range 1 to 125 microinches (0.025 to 3.2 micrometers) arithmetical average (aa), machined peripheral flat(s), circular groove(s), keyway(s), splines, threads, or holes. The ends and/or shoulders may be machined to accommodate bearings, couplings, and the like. It is not designed for use in aligning by fitting into corresponding holes of another item. For items used to support rotating members see axle(1), shouldered. For items not having any of the above conditions see pin, shoulder, headless. Excludes:shaft(1), straight; and axle(1), straight.

2b right internal thread class, right-hand right internal thread direction, 2b left internal (includes thru thread) thread class, right-hand left internal (includes thru thread) thread direction, 0.3750 inches nominal right internal thread 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: 2b left internal (includes thru thread)
Thread Class: 2b right internal
Thread Direction: right-hand right internal
Thread Direction: right-hand left internal (includes thru thread)
Thread Length: 0.3750 inches nominal right internal
Thread Length: 0.3750 inches nominal left internal (includes thru thread)
Length: 1.8700 inches minimum and 1.8800 inches maximum
Cross-Sectional Shape: hexagon
Width Across Flats: 0.2440 inches minimum and 0.2560 inches maximum
Thread Quantity Per Inch: 32 left internal (includes thru thread)
Thread Quantity Per Inch: 32 right internal
Nominal Thread Size: 0.1380 inches left internal (includes thru thread)
Nominal Thread Size: 0.1380 inches right internal
Material: aluminum alloy 6061 or aluminum alloy 2024 or aluminum alloy 2011 standoff
Material Document And Classification: qq-a-225/8 fed spec single material response or qq-a-225/6 fed spec single material response or qq-a-225/3 fed spec single material response standoff
Surface Treatment: anodize standoff
Surface Treatment Document And Classification: mil-a-8625, ty 1 or ty 2, cl 1 mil spec single treatment response standoff
Style Designator: left internal and right internal threads
Thread Series Designator: unc left internal (includes thru thread)
Thread Series Designator: unc right internal

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
NAS1831A4C30	Spacing Threaded Standoff

FAQs

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

What is the FSCG of the NSN 5340-01-459-1121?

The FSCG of the NSN 5340-01-459-1121 is 5340

Does NSN 5340-01-459-1121 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 5340-01-459-1121 contain precious materials?

Item does not contain precious metal.

Does NSN 5340-01-459-1121 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 5340-01-459-1121 was assigned to the Federal Catalog?

It was assigned 27 years ago, on Mon, Sep 21, 1998