Newcastle Supply LLC
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  • Products By Category
    • Button Magnets
    • Magnetic Chamfer/Reveal, Custom Trapezoids
    • Flexible Magnetic Chamfers
    • Flat And Radius Step Formers
    • Erection Style Magnetic Recesses
    • Non Magnetic Recesses
    • Profile Mag Plates
    • Recess Insert Magnetic Plates
    • Utility Recesses/Mag Plates
    • Locknuts and Accessories
      • Commercial Yellow Zinc Plated Lockwashers
      • Lock Plates
      • Lockwashers
      • KM Series Metric Locknuts (mm)
      • TAN Series Locknuts
      • AN Series Locknuts
      • N Series Locknuts
      • N030 Through N096
    • Coil Thread Protectors and Ferrule Locators
    • Magnetic Locators and Hole Formers
    • Dog Bone Mag Plates/Recess Members
    • Magnetic Highway Barrier Blockouts
    • Miscellaneous Products
    • Magnetic Vector Connector Block Outs
    • Loaf Magnets
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Locknuts and Accessories

We represent the new standard of excellence when it comes to American made locknuts and accessories. Where other manufacturers are downsizing production capabilities and outsourcing manufacturing across the Pacific, we are reinvesting in the USA and expanding our offerings.

Commercial Yellow Zinc Plated Lock Washers

Lock Plates

Lockwashers

KM Series Metric Locknuts

TAN Series Locknuts

AN Series Locknuts

N Series Locknuts

N000 Series Locknuts

Search all of our products

Trade Up Program

If you are currently using a competitors product and you are interested in trying one of ours, send us yours and we will send you one of ours!

To know if your product is eligible for this promotion please contact us at (317) 966-6555 or by email at kevin@newcastlesupplyllc.com.

To Request for Quote

To inquire about the price and lead time of any product, click on the part number, select the quantity that you would like to receive a quote for and click Request Quote. Copy the contents of the Shopping Cart into the Request For Quote Form and submit.

Newcastle Supply will provide an estimate, and lead time for the requested items within 1 business day.

About Us

Newcastle Supply is a distributor company that sells innovative and cost effective supplies of the highest quality for the precast concrete industry, manufactured by TLK Precision, located in Fountaintown, IN. While the vast majority of our products are manufactured in Fountaintown, some are imported and are marked with TS or Tradesman Series. American Made versions of these products can be made on request.

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