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More Information for NATIONAL 88218
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NATIONAL 88218 Specifications
Flanged Outside Diameter (Inch)2.500
Flanged Outside Diameter (MM)63.500
Installation Depth (Inch)1.313
Installation Depth (MM)33.350
MaterialStainless Steel
Overall Width (Inch)0.938
Overall Width (MM)23.830
Part DescriptionHarmonic Balancer Sleeve
Shaft Size Maximum (Inch)2.192
Shaft Size Maximum (MM)55.680
Shaft Size Minimum (Inch)2.186
Shaft Size Minimum (MM)55.520
Unit of DimensionInch
Width (inch)0.781
Width (MM)19.840
National® Oil Seals & Bearings has built a reputation as one of the most respected names in the industry. They have offered premium sealing and wheel end solutions for more than 75 years. Their design and engineering teams keep pace with the industry and provide advanced solutions for today's vehicles.

Features & Benefits:
  • Made of stainless steel
  • Designed to prevent timing cover seal leaks
  • Takes up gaps caused by worn-out harmonic balancer shafts

NATIONAL Warranty Information:
12 Months