2520-00-971-3849

Find complete technical information, availability, and procurement data for: 2520-00-971-3849
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Federal Supply Group

Vehicular Equipment Components

Federal Supply Classification

2520 Vehicular Power Transmission Components

National Stock Number

2520-00-971-3849

Item Name Code

10852

Assigment Date

10/03/1966 (59 years ago)

An open coiled spring, wound in various forms and from different shapes and types of materials and finished at the ends, designed to provide resistance to compression forces. Excludes:springs designed for thermal actuation (springs in which the torsion forces are designed to be counteracted by changes in temperature) and spring, reinforcing, hose.

4.250 inches nominal first end spline length, 54.219 inches nominal overall length, 3.250 inches nominal second end spline length, 2.750 inches nominal second end pitch diameter, 2.750 inches nominal first end pitch diameter

Product Characteristics

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

Overall Length: 54.219 inches nominal
First End Spline Length: 4.250 inches nominal
First End Pitch Diameter: 2.750 inches nominal
Second End Spline Length: 3.250 inches nominal
Second End Pitch Diameter: 2.750 inches nominal
First End Type: splined
Second End Type: splined
First End Spline Quantity: 44
Second End Spline Quantity: 44
Second End Facility Diameter: 2.656 inches nominal
First End Bearing Seat: not included
Second End Spline Type: involute
Second End Spline Pressure Angle In Deg: 30.0
Second End Engaging/Locking/Positioning Facility: locking device groove
Second End Facility Width: 0.141 inches nominal
Second End Facility Location: 0.250 in. from shaft end w/longest spline
Second End Bearing Seat: not included
First End Spline Type: involute
First End Spline Pressure Angle In Deg: 30.0
Material: steel

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
116922	Automotive Axle Shaft

FAQs

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

What is the FSCG of the NSN 2520-00-971-3849?

The FSCG of the NSN 2520-00-971-3849 is 2520

Does the NSN 2520-00-971-3849 have a Schedule B code assigned?

Yes, the Schedule B code is 8483909500

Does NSN 2520-00-971-3849 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 2520-00-971-3849 contain precious materials?

Precious metal content is unknown

Does NSN 2520-00-971-3849 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 2520-00-971-3849 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Mon, Oct 3, 1966