8341178

View detailed technical data, stock status, and sourcing information for: 8341178
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Federal Supply Group

Vehicular Equipment Components

Federal Supply Classification

2520 Vehicular Power Transmission Components

National Stock Number

2520-00-285-9634

Item Name Code

10960

Assigment Date

01/01/1963 (63 years ago)

A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use shim. For items fabricated from ceramic or electrically rated materials by specification or industry standards use insulator (1), washer. Excludes:disk, valve, graphite impregnated and lubricated items.

0.438 inches nominal thread length, 1.198 inches minimum and 1.202 inches maximum inside diameter, 1-1/4-20 thread size, 1.375 inches nominal outside diameter, 0.625 inches nominal overall width

Product Characteristics

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

Inside Diameter: 1.198 inches minimum and 1.202 inches maximum
Thread Length: 0.438 inches nominal
Outside Diameter: 1.375 inches nominal
Overall Width: 0.625 inches nominal
Thread Size: 1-1/4-20
Plain Hole Diameter: 1.047 inches nominal
End Item Identification: prop shaft,u/joint,vehicular
Special Features: r.h. thd;matl thk 0.083 in.;screw thd series designator-ns;surface treat.-phosphate
Material: steel
Style Designator: screw on

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2520-00-318-0503	No Name Available	01/01/1963

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
6610J	Propeller Shaft Dust Cap
8341178	Propeller Shaft Dust Cap

FAQs

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

What is the FSCG of the NSN 2520-00-285-9634?

The FSCG of the NSN 2520-00-285-9634 is 2520

Does the NSN 2520-00-285-9634 have a Schedule B code assigned?

Yes, the Schedule B code is 8483909500

Does NSN 2520-00-285-9634 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 2520-00-285-9634 contain precious materials?

Precious metal content is unknown

Does NSN 2520-00-285-9634 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 2520-00-285-9634 was assigned to the Federal Catalog?

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