5340-01-657-3605

Find complete technical information, availability, and procurement data for: 5340-01-657-3605
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-01-657-3605

Item Name Code

40280

Assigment Date

08/09/2016 (10 years ago)

0.1875 inches nominal left internal (includes thru thread) thread length, right-hand left internal (includes thru thread) thread direction, 2a right external thread class, 2b left internal (includes thru thread) thread class, 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: 2a right external
Thread Class: 2b left internal (includes thru thread)
Thread Direction: right-hand right external
Thread Direction: right-hand left internal (includes thru thread)
Thread Length: 0.1875 inches nominal left internal (includes thru thread)
Length: 0.244 inches minimum and 0.256 inches maximum
End Item Identification: nav subsystem
Cross-Sectional Shape: hexagon
Width Across Flats: 0.1815 inches minimum and 0.1935 inches maximum
Thread Quantity Per Inch: 56 left internal (includes thru thread)
Thread Quantity Per Inch: 56 right external
Nominal Thread Size: 0.086 inches left internal (includes thru thread)
Nominal Thread Size: 0.086 inches right external
Part Name Assigned By Controlling Agency: male-female threaded hex standoff
Right Projection Diameter: 0.086 inches nominal
Right Projection Length: 0.15625 inches nominal
Special Features: length tolerance -0.0006 to 0.006, tensile strength 45,000 psi, hardnessrockwell b50, not rohs compliant, aluminum is lightweight and has a mild corrosion resistance
Material: aluminum overall
Style Designator: projection one end
Thread Series Designator: unc left internal (includes thru thread)
Thread Series Designator: unc 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
4501-256AL	Spacing Threaded Standoff
93505A211	Spacing Threaded Standoff

FAQs

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

What is the FSCG of the NSN 5340-01-657-3605?

The FSCG of the NSN 5340-01-657-3605 is 5340

Does NSN 5340-01-657-3605 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 5340-01-657-3605 contain precious materials?

Item does not contain precious metal.

Does NSN 5340-01-657-3605 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 5340-01-657-3605 was assigned to the Federal Catalog?

It was assigned 10 years ago, on Tue, Aug 9, 2016