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MSRP: $6.74

$6.49

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PAI 121277 Part Description

Manufacturer

PAI

Features & Benefits

  • Durable HNBR construction
  • Direct replacement for OE part 3820791
  • Multiple Engine Applications
  • 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

PAI 121277 Specifications

Product Attributes

Material HNBR
Inside Diameter 3.987 IN
Inside Diameter 101.27 MM
As568 Standard Size Dash Number -155
Color/Finish Black
Cross Section 0.103 IN
Cross Section 2.62 MM
Durometer 75
Notes O-Ring 0.103 in C/S x 3.987 in ID 2.62 mm C/S x 101.27 mm ID HNBR 75, Series # -155

PAI 121277 Cross References

BrandPart Number
CUP121277, 3820791, CUM3820791, 121277
Caterpillar3K0715
Cummins145564, 3820791
PAI121277

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PAI 121277 Manufacturer Information

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.
California Proposition 65 Warning California residents see

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