Lock Nuts
Circle Track Lock Nuts at JJ Motorsports
Secure critical components in your circle track racer with high-performance lock nuts from JJ Motorsports. Designed to prevent loosening from vibration in high-stress racing environments, these nuts provide unmatched reliability for IMCA, USMTS, and dirt oval applications in late models, modifieds, and street stocks, ensuring safety and performance lap after lap.
Shop trusted brands like Jerico for standard lock nuts, Allstar Performance for black half nuts, and Winters for flanged options. Explore related categories such as Circle Track Bulk Fasteners for additional hardware or Circle Track Fasteners for complete fastening solutions.
Top Circle Track Lock Nuts
- Nut Lock 3/8-16 JER-0053 – Locking Nut 3/8-16 in Thread Hex Head Nylon Insert Zinc Oxide Each.
- Allstar Performance Black Half Nuts 1/2-20 10pk ALL17048 – Locking Nut Half Nut 1/2-20 in Thread Hex Head Nylon Insert Steel Black Oxide Set of 10.
- Winters 7/16-20 Flanged Lock Nut Steel Zinc Oxide WIN7177 – High-quality steel nut with hex head and smooth flange, ideal for Winters Drive Flange Studs.
Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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On Sale
Nut Lock 3/8-16 JER-0053
JERICO
MSRP: $18.99Now: $17.00Was: $18.99Locking fasteners are non-negotiable in high-vibration racing environments where standard nuts can work loose and cause catastrophic failures. The Nut Lock 3/8-16 uses a nylon insert to provide positive locking action without galling or stripping...JER0053- SKU:
- JER0053
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
MSRP: $18.99Now: $17.00Was: $18.99 -
Allstar Performance Black Half Nuts 1/2-20 10pk ALL17048
ALLSTAR PERFORMANCE
$8.59Half nuts are essential fasteners for securing critical components in high-vibration environments where standard full nuts might loosen over time. The nylon insert locking mechanism on these Allstar Performance half nuts provides reliable vibration...ALL17048- SKU:
- ALL17048
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
$8.59 -
Winters 7/16-20 Flanged Lock Nut Steel Zinc Oxide WIN7177
WINTERS
$2.49If you're assembling a Winters quick-change differential or building a high-performance drivetrain, fastener reliability is non-negotiable. This 7/16-20 flanged lock nut delivers the secure clamping force and vibration resistance required in racing...WIN7177- SKU:
- WIN7177
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- MFG Part #:
- 7177
$2.49Qty in Cart: 0Quantity:Price:$2.49Subtotal: -
Allstar Performance Spin Lock Nuts 50pk Silver ALL18557-50
ALLSTAR PERFORMANCE
$16.89Keep your builds tight and reliable with the Allstar Performance Spin Lock Nuts — engineered to stay put even under serious vibration and stress. The serrated flange design bites hard into mating surfaces, giving you that extra layer of security you can...ALL18557-50- SKU:
- ALL18557-50
- Availability:
- Ships Same Business Day
- Weight:
- 0.44 LBS
- MFG Part #:
- ALL18557-50
$16.89 -
Allstar Performance Spin Lock Nuts 10pk Silver ALL18557
ALLSTAR PERFORMANCE
$3.89Keep your builds tight and rattle-free with the Allstar Performance Spin Lock Nuts — a reliable fastening solution trusted by racers and builders alike. The serrated flange design bites into surfaces for a secure, vibration-resistant hold that won't let...ALL18557- SKU:
- ALL18557
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MFG Part #:
- ALL18557
$3.89 -
Allstar Performance Spin Lock Nuts 50pk Gold ALL18556-50
ALLSTAR PERFORMANCE
$13.99Keep your builds tight and reliable with the Allstar Performance Spin Lock Nuts — engineered to stay put even under serious vibration and stress. The serrated flange design bites into the mating surface for a rock-solid hold, while the gold cadmium...ALL18556-50- SKU:
- ALL18556-50
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- MFG Part #:
- ALL18556-50
$13.99 -
Allstar Performance Spin Lock Nuts 10pk Gold ALL18556
ALLSTAR PERFORMANCE
$3.49When you need fasteners that hold tight and look great doing it, Allstar Performance delivers with these Gold Spin Lock Nuts. The serrated flange design bites down hard to prevent loosening, even under serious vibration and stress. Whether you're...ALL18556- SKU:
- ALL18556
- Availability:
- Ships Same Business Day
- Weight:
- 0.09 LBS
- MFG Part #:
- ALL18556
$3.49 -
Allstar Performance Spin Lock Nuts 50pk Black ALL18555-50
ALLSTAR PERFORMANCE
$13.99Keep your builds tight and your hardware secure with Allstar Performance Spin Lock Nuts. These black oxide-finished steel nuts feature a serrated flange that bites down and resists loosening, making them a go-to choice for racing and performance...ALL18555-50- SKU:
- ALL18555-50
- Availability:
- Ships Same Business Day
- Weight:
- 0.46 LBS
- MFG Part #:
- ALL18555-50
$13.99 -
Allstar Performance Spin Lock Nuts 10pk Black ALL18555
ALLSTAR PERFORMANCE
$3.49Keep your builds locked down tight with the Allstar Performance Spin Lock Nuts — a reliable, no-nonsense solution for racers and builders who refuse to cut corners on fastener quality. The serrated flange design bites in hard to resist loosening under...ALL18555- SKU:
- ALL18555
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MFG Part #:
- ALL18555
$3.49 -
Allstar Performance Mechanical Lock Nuts 3/4-16 10pk ALL16086-10
ALLSTAR PERFORMANCE
$10.99When it comes to keeping your build secure, you don't want to leave anything to chance. These Allstar Performance Mechanical Lock Nuts deliver rock-solid holding power with a reliable mechanical locking design that won't let you down under pressure. Grab...ALL16086-10- SKU:
- ALL16086-10
- Availability:
- Ships Same Business Day
- Weight:
- 1.30 LBS
- MFG Part #:
- ALL16086-10
$10.99Qty in Cart: 0Quantity:Price:$10.99Subtotal: -
Allstar Performance Mechanical Lock Nuts 5/8-18 10pk ALL16085-10
ALLSTAR PERFORMANCE
$10.99When you need fasteners that stay put under pressure, these Allstar Performance Mechanical Lock Nuts are the real deal. Engineered for racing and high-performance applications, they deliver rock-solid holding power without the fuss of adhesives or...ALL16085-10- SKU:
- ALL16085-10
- Availability:
- Ships Same Business Day
- Weight:
- 0.43 LBS
- MFG Part #:
- ALL16085-10
$10.99 -
Allstar Performance Mechanical Lock Nuts 1/2-20 10pk ALL16084-10
ALLSTAR PERFORMANCE
$4.99When it comes to keeping your build tight and reliable, you can't afford to cut corners on fasteners. Allstar Performance Mechanical Lock Nuts deliver a secure, rattle-free hold that stands up to vibration, heat, and the demands of high-performance...ALL16084-10- SKU:
- ALL16084-10
- Availability:
- Ships Same Business Day
- Weight:
- 0.34 LBS
- MFG Part #:
- ALL16084-10
$4.99 -
Allstar Performance Mechanical Lock Nuts 7/16-20 10pk ALL16083-10
ALLSTAR PERFORMANCE
$4.49When it comes to keeping your build tight and secure, you can't afford to cut corners on fasteners. Allstar Performance Mechanical Lock Nuts deliver rock-solid holding power, making them a go-to choice for racers and builders who demand reliability under...ALL16083-10- SKU:
- ALL16083-10
- Availability:
- Ships Same Business Day
- Weight:
- 0.26 LBS
- MFG Part #:
- ALL16083-10
$4.49 -
Allstar Performance Mechanical Lock Nuts 3/8-24 10Pk ALL16082-10
ALLSTAR PERFORMANCE
$3.29When it comes to keeping your build tight and reliable, you simply can't afford to cut corners on fasteners. Allstar Performance Mechanical Lock Nuts deliver rock-solid holding power that won't back out under vibration, heat, or the demands of serious...ALL16082-10- SKU:
- ALL16082-10
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MFG Part #:
- ALL16082-10
$3.29 -
Allstar Performance Mechanical Lock Nuts 5/16-24 10Pk ALL16081-10
ALLSTAR PERFORMANCE
$2.89When it comes to keeping your build tight and reliable, you can't afford to cut corners on fasteners. Allstar Performance Mechanical Lock Nuts deliver a rock-solid hold that resists loosening from vibration and stress — exactly what you need on the track...ALL16081-10- SKU:
- ALL16081-10
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MFG Part #:
- ALL16081-10
$2.89 -
Allstar Performance Mechanical Lock Nuts 1/4-28 10Pk ALL16080-10
ALLSTAR PERFORMANCE
$2.69When it comes to keeping your build tight and race-ready, you can't afford to cut corners on fasteners. Allstar Performance Mechanical Lock Nuts deliver a rock-solid, vibration-resistant hold that won't back out under pressure — giving you the confidence...ALL16080-10- SKU:
- ALL16080-10
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- MFG Part #:
- ALL16080-10
$2.69 -
Allstar Performance Thin Nylon Insert Nuts 3/4-16 10pk ALL16076-10
ALLSTAR PERFORMANCE
$9.99When a secure, reliable fastening solution matters most, Allstar Performance delivers with these Thin Nylon Insert Lock Nuts. Engineered for tight spaces where standard nuts won't fit, the slim profile and nylon locking insert keep everything locked down...ALL16076-10- SKU:
- ALL16076-10
- Availability:
- Ships Same Business Day
- Weight:
- 0.46 LBS
- MFG Part #:
- ALL16076-10
$9.99 -
Allstar Performance Thin Nylon Insert Nuts 5/8-18 10pk ALL16075-10
ALLSTAR PERFORMANCE
$5.89When a secure, rattle-free connection matters most, Allstar Performance has you covered with these precision-engineered Thin Nylon Insert Nuts. Designed for tight spaces where standard nuts just won't fit, their slim profile and locking nylon insert keep...ALL16075-10- SKU:
- ALL16075-10
- Availability:
- Ships Same Business Day
- Weight:
- 0.37 LBS
- MFG Part #:
- ALL16075-10
$5.89 -
Allstar Performance Thin Nylon Insert Nuts 1/2-20 10pk ALL16074-10
ALLSTAR PERFORMANCE
$4.29When it comes to keeping your build tight and secure, these Allstar Performance Thin Nylon Insert Nuts are the reliable fastener solution you've been looking for. The slim profile makes them perfect for tight spaces without sacrificing holding power,...ALL16074-10- SKU:
- ALL16074-10
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- MFG Part #:
- ALL16074-10
$4.29 -
Allstar Performance Thin Nylon Insert Nuts 7/16-20 10pk ALL16073-10
ALLSTAR PERFORMANCE
$3.99Keep your builds tight and your peace of mind intact with Allstar Performance's Thin Nylon Insert Nuts. Engineered for precision applications where space is at a premium, these locking nuts deliver a secure, vibration-resistant hold that won't back out...ALL16073-10- SKU:
- ALL16073-10
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- MFG Part #:
- ALL16073-10
$3.99
