Click to zoom in
SKU: JNL5S | UPC: 806990010704
QA1 Jam Nut - 5/16-24 Left Hand - 1/2in Hex 3/16in Wide - Steel
QA1 JNL5S delivers a precision steel jam nut with left-hand 5/16-24 threads for locking rod ends heim joints and spherical bearings in high-vibration environments. This component fits universal performance suspension setups in circle track drag racing street performance and street rodding applications. High carbon steel build with protective coating locks adjustments firmly during extreme use.
Key Features
- Thread Specification: 5/16-24 left hand threads provide exact match for QA1 rod ends linkages and heim joints preventing movement under load
- Hex Design: 1/2 inch hex head accepts standard wrenches sockets for quick installation adjustments in tight spaces
- Profile Width: 3/16 inch thin width sits flush against components without adding excess bulk to suspension geometry
- Material Construction: High carbon steel with protective coating resists corrosion wear fatigue for long service in motorsports
- Compliance Standard: Meets ANSI B18.2.2-1972 ensuring reliable threading strength for industrial automotive demands
Product Notes
- Pair with left-hand threaded full nuts or rod ends for proper locking function
- Apply thread locker if additional security needed in high-heat applications
- Individual packaging protects threads during shipping storage
Installation Notes
- Professional installation recommended.
- Thread onto 5/16-24 LH rod end or linkage then tighten against full nut using 1/2in wrench
- Compatible with QA1 spherical bearings heim joints and custom linkages
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | All | Performance Vehicles | Racing Street Rodding |
| Universal | QA1 Compatible | Rod Ends Heim Joints | Suspension Linkages |
Why Choose QA1?
- Founded in 1993 leader in rod ends spherical bearings for motorsports
- American-made in 83000 sq ft Lakeville MN facility
- Expands suspension driveline with carbon fiber driveshafts custom linkages
Frequently Asked Questions
-
Q: Will this jam nut work with QA1 5/16-24 left hand rod ends?
A: Yes JNL5S threads directly onto QA1 left hand heim joints spherical bearings linkages for secure locking -
Q: What finish or coating does the steel have?
A: Protective coating over high carbon steel prevents rust extends life in wet track conditions aluminum versions available clear anodized -
Q: What is the torque spec or warranty?
A: Torque to 15-20 ft-lbs against full nut QA1 provides limited warranty against manufacturing defects
Shipping & Handling
- Method: UPS Ground
- Availability: In stock - ships same or next business day
- Packaging: Poly bag 1in x 1in x 0.5in
- Weight: 0.05 lbs
Read More
Hardware
Shop premium hardware and installation components at Black Ops Auto Works, your trusted source for engine hardware, bolts, studs, nuts, washers, brackets, mounting kits, replacement hardware, and installation accessories for performance cars, trucks, SUVs, Jeeps, and race builds. Whether you are finishing an engine build, replacing worn hardware, or installing aftermarket parts, we carry high-quality components designed for fitment, durability, strength, and long-term reliability. From ARP bolts and stud kits to Vibrant crush washers, QA1 mounting hardware, PERRIN radiator brackets, and other performance-focused installation parts, our hardware collection helps support clean installs and dependable results across a wide range of builds. Shop Hardware, Bolts, Brackets & Installation Components At Black Ops Auto Works, we offer a wide selection of performance hardware and supporting installation parts for street, track, off-road, and custom applications. Popular Hardware Categorie...
View Hardware Products
QA1
Shop All QA1 Coilovers, Shocks, Springs, Handling Kits & Suspension Components Browse premium QA1 suspension parts and performance components at Black Ops Auto Works, including coilover kits, shock absorbers, lowering kits, handling kits, suspension conversion systems, four-link systems, springs, struts, rod ends, linkage rods, tube adapters, and suspension hardware for muscle cars, trucks, street builds, drag cars, and pro-touring applications. QA1 is one of the most recognized names in the suspension category, known for engineering products that improve ride quality, adjustability, handling, weight transfer, and overall vehicle control. Why Choose QA1 Suspension Products QA1 products are built for enthusiasts looking to improve suspension performance on classic, street, strip, and performance truck platforms. Popular reasons customers choose QA1 include: Adjustable suspension tuning for street and track use Improved handling, ride control, and weight transfer Vehicle-specific...
View QA1 Products