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25% Off Online Orders of Select Hard Parts. Enter Promo Code MMJ30 in Cart.

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25% Off Select Parts and Accessories
Receive 25% Off Your Online or In-Store Purchase. Use promotional code MMJ25 at checkout to receive discount. Not valid in combination with any other discounts, promotions or items already on sale. Not valid on gift cards, special orders, installed merchandise, commercial or fleet purchases. Those products that are included will be displayed in product search results and product detail pages. INCLUDES the following categories: Starters, Alternators, Fuel Pumps, Radiators, Shocks & Struts, Chassis, CV Axles, Batteries, Ignition, Window Motors, Wipers, Appearance Chemicals, Car Wash Accessories, Floor Mats, Lift Equipment, Hand Tools, Headlamps and Bulbs. Excludes the following brands: Powerstop, Razor, Traxxas, Superchips, Hypertech, Edge, Bully Dog, Diablo, Edelbrock, Holley, NOS, Proform, Specialty Auto, Autometer, Accel, K&N, Kenwood, Pioneer, Sony, Thule, Thule Karrite, JVC, Flowmaster, Hurst, B&M, MSD, Moog, Wagner and BBK Performance. Valid online until 2:59 am EST on 5/1/17.

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18_660_880556
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  • Part #: 880556|
  • SKU: 9959565

Available tomorrow

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    • Steel is zinc plated for moderate protection against rust
    • The bolt threads into the nylon material located at the top of the nut
Retail
$1.39
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The Hillman Group Nylon Insert Lock Nuts, 5/16" -18

Nylon insert lock nuts are used where heavy vibration is found and when a tight frictional fit is needed. This nut must be installed and removed with hand tools.
  • Steel is zinc plated for moderate protection against rust
  • The bolt threads into the nylon material located at the top of the nut
  • The nylon insert helps to keep the nut from loosening during vibration
  • 4 pieces per bag


9959565