NAS1677D20W56S

View detailed technical data, stock status, and sourcing information for: NAS1677D20W56S
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-01-627-4963

Item Name Code

05072

Assigment Date

04/16/2014 (12 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.

0.051 inches nominal material thickness, 4.758 inches nominal overall length, 4.320 inches nominal distance between mounting hole centers, 0.50 inches nominal overall width, b-1 end item identification

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Overall Length: 4.758 inches nominal
Overall Width: 0.50 inches nominal
Material Thickness: 0.051 inches nominal
Distance Between Mounting Hole Centers: 4.320 inches nominal
End Item Identification: b-1
Cushioning Material: unable to decode
Cushion: included
Mounting Pad: not included
Mounting Hole Size: 0.204 inches nominal
Distance Between Base And Inside Of Arch: 1.301 inches nominal
Inside Diameter/Arch Length: 3.485 inches minimum and 3.515 inches maximum
Material: aluminum alloy 2024 and aluminum alloy 1230
Style Designator: saddle arch

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
NAS1677D20W56S	Retaining Strap

FAQs

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

What is the FSCG of the NSN 5340-01-627-4963?

The FSCG of the NSN 5340-01-627-4963 is 5340

Does NSN 5340-01-627-4963 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 5340-01-627-4963 contain precious materials?

Item does not contain precious metal.

Does NSN 5340-01-627-4963 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 5340-01-627-4963 was assigned to the Federal Catalog?

It was assigned 12 years ago, on Wed, Apr 16, 2014