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Specifications

The PAI Industries 321292 O-Ring is a high-quality replacement sealing component designed to meet or exceed OEM specifications for heavy-duty diesel engine systems. Proudly manufactured in the United States, this O-ring provides exceptional resistance to pressure, heat, and fluid exposure, helping prevent costly leaks and downtime. Ideal for use in commercial truck engines and related components, it ensures a tight, reliable seal that supports peak performance. Whether performing preventative maintenance or completing a repair, this durable sealing solution delivers long-lasting reliability trusted by professional technicians nationwide.
Weight
0.02

Compatibility

Freightliner Cascadia (2008–2022)
Freightliner Columbia (2001–2010)
Freightliner Coronado (2003–2016)
International ProStar (2007–2017)
Kenworth T660 (2007–2017)
Kenworth T680 (2012–2023)
Kenworth W900 (2000–2023)
Peterbilt 367 (2008–2023)
Peterbilt 379 (2000–2007)
Peterbilt 389 (2008–2023)
Volvo VNL (2004–2023)

Alternative Part Numbers

  • Cummins 3678606
  • Cummins 3680581
  • Cummins 3892095

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