Part Number MS20500-428

ENGINE LOCK NUT, 1/4-28

P/N: MS20500-428

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Approval Industry Standard
Condition New
Manufacturer Hardware
Unit of Measure Each
Retail Price $3.76
Your Price $2.87 Free Shipping on Orders over $500
Stock Status In Stock

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Save money and get an enhanced product with McFarlane Stainless Steel Exhaust Nuts and Studs! A heat-treated, high-strength stainless alloy improvement that is rust proof. Reduce the temperature flux stress on your exhaust flanges and gaskets with these FAA-PMA approved nuts and studs for Continental and Lycoming Engines. Self-locking nuts privde a vibration resistant fastening action that will stay tight between inspections. 

  • Heat-treated, high-strength stainless alloy
  • Steel nuts are cad plated - better on galvanized and stainless studs
  • Won't rust and are reusable

These are the good ones!

WARNING: Cancer and/or Reproductive Harm - www.P65warnings.ca.gov

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