2B1866

View detailed technical data, stock status, and sourcing information for: 2B1866
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Federal Supply Group

Vehicular Equipment Components

Federal Supply Classification

2520 Vehicular Power Transmission Components

National Stock Number

2520-00-179-9946

Item Name Code

52051

Assigment Date

01/01/1961 (65 years ago)

0.302 inches nominal fork end width, 3.124 inches nominal overall width, casehardened pad features provided, 5.500 inches nominal overall height, 0.745 inches nominal mounting hole size

Product Characteristics

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

Overall Height: 5.500 inches nominal
Overall Width: 3.124 inches nominal
Fork End Width: 0.302 inches nominal
Mounting Hole Size: 0.745 inches nominal
Features Provided: casehardened pad
Special Features: no mounting slot; bore length: 1.625 in. nominal; fork width: 1.890 in. nominal; material hardness rating: 54.0 nominal rockwell c; securing hole size: 0.515; distance from mounting facility centerline to arch centerline: 3.250 in. nominal; arch inside radius: 1.062 in. nominal
Material: steel
Material Document And Classification: 66 fed std single material response or aisi/sae 1040 assn std single material response
Style Designator: straight, shaft mounted, clamp type

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2815-00-363-6517	No Name Available	01/01/1960

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
2B1866	Vehicular Shifter Fork

FAQs

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

What is the FSCG of the NSN 2520-00-179-9946?

The FSCG of the NSN 2520-00-179-9946 is 2520

Does the NSN 2520-00-179-9946 have a Schedule B code assigned?

Yes, the Schedule B code is 8483909500

Does NSN 2520-00-179-9946 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 2520-00-179-9946 contain precious materials?

Item does not contain precious metal.

Does NSN 2520-00-179-9946 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 2520-00-179-9946 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961