



Images may differ
Some product images are generic and supplied by the manufacturer. Always check the product title, specifications and fitment information before ordering.
| SKU | QAPJNR5S |
| MPN | JNR5S |
| GTIN | 806990010629 |
| Certifications | None |
| Material | Steel |
| Color/Finish | Unspecified |
Experience the reliability and precision of the QA1 Jam Nut, engineered for automotive enthusiasts and professionals alike. This jam nut features a 5/16-24 right-hand thread, designed to provide a secure locking mechanism in your engine components. Equipped with a 1/2 inch hex size and 3/16 inch width, it offers easy installation and dependable performance. Crafted from durable steel, it ensures long-lasting strength and resistance against wear and tear.
Perfectly suited for custom tuning projects, hardware kits, or other engine applications, the QA1 Jam Nut guarantees a perfect fit and steadfast hold. Trust in a component that upholds the high standards expected by car builders and mechanics. Whether you're upgrading your V8 or fine-tuning your hot rod, this jam nut is a critical piece to ensure your setup stays tight and secure under the rigors of driving and performance use.
Perfectly suited for custom tuning projects, hardware kits, or other engine applications, the QA1 Jam Nut guarantees a perfect fit and steadfast hold. Trust in a component that upholds the high standards expected by car builders and mechanics. Whether you're upgrading your V8 or fine-tuning your hot rod, this jam nut is a critical piece to ensure your setup stays tight and secure under the rigors of driving and performance use.
Customer reviews
Based on 160 reviews
Netherlands owned and operated
We want to deliver parts fast, efficiently, and with ease. Our mission is to continue to provide just that. To provide large inventory and efficient logistics while maintaining great service. As well as a community with like-minded auto enthusiasts that share the same passion as we do.

















