XM60445

View detailed technical data, stock status, and sourcing information for: XM60445
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-066-3928

Item Name Code

01869

Assigment Date

10/09/1978 (47 years ago)

A washer of nonresilient material usually having two parallel bearing surfaces. The outside and/or inside edges have one or more notches. Excludes:thrust type washers.

1.980 inches minimum and 1.990 inches maximum hole diameter, 0.280 inches minimum and 0.290 inches maximum internal straight key width, 2.990 inches minimum and 3.030 inches maximum outside diameter, 0.830 inches minimum and 0.840 inches maximum distance from centerline to top of internal key, 1 internal key quantity

Product Characteristics

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

Hole Diameter: 1.980 inches minimum and 1.990 inches maximum
Outside Diameter: 2.990 inches minimum and 3.030 inches maximum
Internal Straight Key Width: 0.280 inches minimum and 0.290 inches maximum
Distance From Centerline To Top Of Internal Key: 0.830 inches minimum and 0.840 inches maximum
Internal Key Quantity: 1
Material Thickness: 0.370 inches minimum and 0.380 inches maximum
Hardness Rating: 35.0 rockwell c minimum and 40.0 rockwell c maximum
Surface Finish: 63.0 microinches bottom
Surface Finish: 63.0 microinches top
Heat Treatment: quenched and tempered
Material: steel comp 1035 or steel comp 1045 or steel comp 1050 overall
Material Document And Classification: qq-s-700 fed spec all material responses 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
12274522	Key Washer
5310010663928	Key Washer
XM60445	Key Washer

FAQs

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

What is the FSCG of the NSN 5310-01-066-3928?

The FSCG of the NSN 5310-01-066-3928 is 5310

Does the NSN 5310-01-066-3928 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-01-066-3928 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 5310-01-066-3928 contain precious materials?

Precious metal content is unknown

Does NSN 5310-01-066-3928 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 5310-01-066-3928 was assigned to the Federal Catalog?

It was assigned 47 years ago, on Mon, Oct 9, 1978