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SKU: JNL8S | UPC: 806990010735
QA1 Jam Nut - 1/2-20 Left Hand - 3/4in Hex 5/16in Wide - Steel
QA1 JNL8S jam nut locks adjustable rod ends and linkages with precision 1/2-20 left hand threads. Designed for automotive performance including circle track racing drag racing street performance and street rodding. High carbon steel construction with zinc plating delivers reliable hold in demanding conditions.
Key Features
- 1/2-20 Left Hand Threads: Matches left hand rod ends for secure vibration-resistant locking in suspension systems
- 3/4in Hex Head: Fits standard wrenches for quick installation and adjustments trackside
- 5/16in Width: Slim design works in tight clearance areas without adding bulk
- High Carbon Steel: Delivers strength to handle high stress in racing applications
- Zinc Plated Finish: Protects against rust and corrosion for long service life
Product Notes
- Meets ANSI B18.2.2-1972 standards for consistent quality
- Pair with QA1 rod ends spherical bearings and linkages
- Individual packaging prevents damage during storage
Installation Notes
- Professional installation recommended.
- Clean threads before assembly for proper torque
- Compatible with 1/2-20 left hand heim joints and turnbuckles
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | All | All Performance | Racing Street Rodding |
Why Choose QA1?
- Founded 1993 leader in rod ends spherical bearings for motorsports
- 83,000 sq ft manufacturing in Lakeville MN for American-made parts
- Focus on suspension components carbon fiber driveshafts for racing markets
Frequently Asked Questions
-
Q: Does this jam nut fit specific rod ends?
A: Fits 1/2-20 left hand thread rod ends heim joints and linkages from QA1 and compatible brands -
Q: What finish protects the steel?
A: Zinc plating covers high carbon steel to resist corrosion in wet or salty environments -
Q: What is the torque spec for installation?
A: Torque to 25-30 ft-lbs or per rod end manufacturer guidelines using anti-seize on threads
Shipping & Handling
- Method: UPS Ground USPS Priority
- Availability: In stock - ships same or next business day
- Packaging: Compact protective poly bag in 3 x 3 x 1 inch box
- Weight: 0.05 lbs
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