3659723

View detailed technical data, stock status, and sourcing information for: 3659723
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-447-2676

Item Name Code

01869

Assigment Date

01/01/1963 (63 years ago)

A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes:washer, concave, retainer, packing, and thrust type washers. See also spacer, sleeve; and spacer, stepped.

0.334 inches minimum and 0.354 inches maximum internal straight key width, 1.193 inches minimum and 1.213 inches maximum distance from centerline to top of internal key, 1 internal key quantity, 2.646 inches minimum and 2.666 inches maximum hole diameter, 3.615 inches minimum and 3.635 inches maximum outside diameter

Product Characteristics

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

Hole Diameter: 2.646 inches minimum and 2.666 inches maximum
Outside Diameter: 3.615 inches minimum and 3.635 inches maximum
Internal Straight Key Width: 0.334 inches minimum and 0.354 inches maximum
Distance From Centerline To Top Of Internal Key: 1.193 inches minimum and 1.213 inches maximum
Internal Key Quantity: 1
Material Thickness: 0.1096 inches minimum and 0.1250 inches maximum
Features Provided: casehardened
Heat Treatment: quenched
Material: steel comp 1010 overall
Material Document And Classification: qq-s-633,canc fed spec single material response overall
Style Designator: key

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
3659723	Key Washer
7411422	Key Washer
MD3659723	Key Washer

FAQs

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

What is the FSCG of the NSN 5310-00-447-2676?

The FSCG of the NSN 5310-00-447-2676 is 5310

Does the NSN 5310-00-447-2676 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-447-2676 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 5310-00-447-2676 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-447-2676 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 5310-00-447-2676 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963