5340-01-381-9653

Find complete technical information, availability, and procurement data for: 5340-01-381-9653
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-01-381-9653

Item Name Code

40280

Assigment Date

10/26/1993 (32 years ago)

An item designed to fit over and hold a nut or bolt head to prevent it from turning. See also locking plate, nut and bolt.

right-hand left internal (includes thru thread) thread direction, 2b right internal thread class, 0.438 inches nominal right external thread length, 2b left internal (includes thru thread) thread class, right-hand right internal 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: 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: 0.438 inches nominal right external
Thread Length: 0.438 inches nominal left internal (includes thru thread)
Length: 3.745 inches minimum and 3.755 inches maximum
Cross-Sectional Shape: hexagon
Width Across Flats: 0.369 inches minimum and 0.381 inches maximum
Thread Quantity Per Inch: 32 left internal (includes thru thread)
Thread Quantity Per Inch: 32 right internal
Nominal Thread Size: 0.164 inches left internal (includes thru thread)
Nominal Thread Size: 0.164 inches right internal
Special Features: alternative materials aluminum alloy qq-a-225/6 or qq-a-225/3, t4
Material: aluminum alloy 6061 overall
Material Document And Classification: qq-a-225/8 fed spec single material response overall
Surface Treatment: anodize overall
Surface Treatment Document And Classification: mil-a-8625, ty1 or 2, cl 1 mil spec single treatment response overall
Style Designator: left internal and right internal threads
Thread Series Designator: unc left internal (includes thru thread)
Thread Series Designator: unc right internal
Specification/Standard Data: 80205-nas1831 professional/industrial association standard

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
NAS1831A6D60	Spacing Threaded Standoff

FAQs

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

What is the FSCG of the NSN 5340-01-381-9653?

The FSCG of the NSN 5340-01-381-9653 is 5340

Does NSN 5340-01-381-9653 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 5340-01-381-9653 contain precious materials?

Item does not contain precious metal.

Does NSN 5340-01-381-9653 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 5340-01-381-9653 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Tue, Oct 26, 1993