WA522

View detailed technical data, stock status, and sourcing information for: WA522
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-290-5766

Item Name Code

06158

Assigment Date

01/01/1963 (63 years ago)

1.416 inches minimum and 1.426 inches maximum outside diameter, 0.096 inches minimum and 0.100 inches maximum internal keyway width, 0.330 inches nominal distance from centerline to bottom of internal keyway, 1 internal keyway quantity, 0.440 inches minimum and 0.443 inches maximum hole 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: 0.440 inches minimum and 0.443 inches maximum
Outside Diameter: 1.416 inches minimum and 1.426 inches maximum
Internal Keyway Width: 0.096 inches minimum and 0.100 inches maximum
Distance From Centerline To Bottom Of Internal Keyway: 0.330 inches nominal
Internal Keyway Quantity: 1
Material Thickness: 0.020 inches nominal
Special Features: 0.047 in. by 0.188 in. lg slot 0.047 in. from end of washer on top of keyway
Material: steel overall
Surface Treatment: cadmium overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-167-1663	No Name Available	02/01/1976

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
6F5849	Keyway Washer
7002838	Keyway Washer
WA522	Keyway Washer

FAQs

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

What is the FSCG of the NSN 5310-00-290-5766?

The FSCG of the NSN 5310-00-290-5766 is 5310

Does the NSN 5310-00-290-5766 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-290-5766 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 5310-00-290-5766 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-290-5766 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 5310-00-290-5766 was assigned to the Federal Catalog?

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