5340-01-323-3959

Find complete technical information, availability, and procurement data for: 5340-01-323-3959
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-01-323-3959

Item Name Code

40280

Assigment Date

07/27/1990 (36 years ago)

A standoff that must have a threaded end(s) or be internally threaded its full length. For items having external threads on both ends, see stud (as modified). For items with an outside contour that is the same for the entire length, are flat on top and bottom, having internal threads its full length, and the length does not exceed twice the width across the flats or outside diameter, see nut (as modified); use maximum dimensions(s) for compliance.

0.184 inches minimum and 0.192 inches maximum width across flats, 3b right internal thread class, hexagon cross-sectional shape, 0.183 inches minimum and 0.193 inches maximum cross-sectional length, 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: 3b right internal
Thread Direction: right-hand right internal
Cross-Sectional Length: 0.183 inches minimum and 0.193 inches maximum
Cross-Sectional Shape: hexagon
Width Across Flats: 0.184 inches minimum and 0.192 inches maximum
Thread Quantity Per Inch: 56 right internal
Nominal Thread Size: 0.086 inches right internal
Part Name Assigned By Controlling Agency: post,electrical,mechanical equipment
Special Features: material: steel comp 303 or steel comp 303se overall;surface treatment: passivate overall;material document and classification: astm a582 assn std all material responses overall;surface treatment document and classification: qq-p-35 fed spec single treatment response overall;bearing surface type: flat
Thread Series Designator: unc left internal (includes thru thread)
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
NAS1831C3A03	Spacing Threaded Standoff

FAQs

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

What is the FSCG of the NSN 5340-01-323-3959?

The FSCG of the NSN 5340-01-323-3959 is 5340

Does NSN 5340-01-323-3959 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 5340-01-323-3959 contain precious materials?

Item does not contain precious metal.

Does NSN 5340-01-323-3959 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 5340-01-323-3959 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Fri, Jul 27, 1990