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Axle Spindle Nut | 8 Side | 3-1/4 Inch-12 Thread

SKU 449-4973

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4 In Stock as of September 29, 2022 2:15 PM EST.

Unitized axle spindle nut. Six sides, 3-1/4 inch-12 thread, 4.375 inch outside diameter, 1.000 inch thickness. For use Eaton, Ford, Freightliner, IHC, Kenworth, Mack 50,000 lb Axles, Meritor, Peterbilt, Spicer 34,000-46,000 lb, Volvo, Western Star 30,000 - 46,000 lb tandem axles. Replaces Stemco numbers 4494973 nd 449-4973.

Product Specs for Automann 448-4836

  • Sides: 8
  • Thread Size:3-1/4 inch-12
  • Outside Diameter:4.375 inches
  • Thickness:1.000 inch
  • Automann Number:209.4973
  • BWP Number:M-5221
  • National Number:614973
  • Stemco Number:4494973, 449-4973
  • UPC: 889626057083
  • MPN: 448-4836
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Automann 448-4836 Details

Customer Q&A - Automann 448-4836


Automann is premier global distributor and manufacturer of aftermarket truck and trailer chassis parts. Automann offers more than 10,000 products for heavy duty truck and trailers ranging from air brake & wheel to suspension components and just about everything in between.

Automann is headquartered in Somerset, NJ and operates a satellite west coast distribution facility in Ontario, CA.Formed in 1994 Automann has evolved into a leader in the heavy duty aftermarket. Automann is committed to the long term success of its distributors and continues to invest in expanding its product offering and improving its services.

At TruckSpring we have been working with Automann since their beginning. We stock a complete line of Automann heavy duty truck parts and have a great working relationship with Automann.

Automann Products Warranty

1 Year Limited Warranty

On all Automann products against defects in workmanship or material for a period of 1 year.

What the warranty does not cover

Damage from accidents, corrosion, improper installation, incorrect applications, overloading, and custom applications that are not specified under the OEM cross references. This warranty does not cover loss of freight, loss of profit, equipment, or personal downtime.

How to get service

If an Automann product failure results from a manufacturer defect, contact us at Michigan Truck Spring for support. You can contact us by phone at 1-800-358-4751 or by using our contact form.

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