PAI part description

Product Description

Features & Benefits

  • Durable alloy steel construction
  • Direct replacement for OE part 21AX798
  • Mack Engine Application
  • Genuine PAI product including a factory 2-Year Warranty
  • Quality You Can Trust - PAI has established themselves as the leading supplier of aftermarket heavy duty diesel parts, with quality standards that always meet or exceed OE standards

Product Attributes

Material Alloy Steel
Thread Size 1/2-20
Color/Finish Cadmium Plate
Notes Nut Locking Nylon 12 PT Flange 1/2-20 Thread 5/8in Flats x 9/16in Height
Nut Type Lock Flange
Outside Diameter 0.875 IN
Product Dimensions (lxwxh) 0.704x0.627
Thickness 14.288 MM

Part Interchanges

Backed by 40 years of part manufacturing experience, PAI Industries® has been providing the heavy-duty truck industry with high-quality service parts for the engine, gearing, exhaust, suspension, and electrical systems. This brand has been manufacturing its products in the USA since 1973, and it owes its worldwide success to its dedicated and experienced employees. PAI takes pride in being an ISO 9001:2015-certified auto and truck parts manufacturer, operating in a 54,000 square feet facility that is equipped with state-of-the-art machinery. PAI’s technicians also perform 100% testing and inspection in its oil pump, water pumps, gear, synchronizer, and cylinder head to ensure durability and reliable performance.

PAI 0209 Cross Reference

We have 4 alternatives for the 0209 by PAI:

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