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HOLLAND Double Spool Series

The HOLLAND Double Spool Kingpins are for OEM installation and aftermarket replacement, and are offered in American Association of Railroads (AAR) and non-AAR models.  

Technical data

 

 

Material AAR: AISI 4320H and 4718H
Hardness AAR: 380-420 BHN
Material Non-AAR: AISI 8630H
Hardness Non-AAR: 302-363 BHN
Quality: 100% inspected for internal and external integrity

 

Product information

The HOLLAND Double Spool Kingpins when properly installed, meet or exceed the performance requirements of the AAR standard M-931, Truck and Trailer Manufacturers Association (TTMA) and the Society of Automotive Engineers (SAE). Non-AAR models when properly installed, meet or exceed the performance requirements of the TTMA and SAE. 

The Double Spool Kingpins feature: 

  • High impact resistance 

  • Maximum wear resistance 

  • Optimum strength and fatigue resistance 

  • Ease of installation 

Literature

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HOLLAND Kingpins Brochure
PDF / 2.16 MB
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SAF-HOLLAND Flatbed Operation Products Brochure
PDF / 1.80 MB
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SAF-HOLLAND Vocational Products Sales Brochure
PDF / 1.98 MB
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Kingpins Sales Literature
PDF / 1.45 MB