Click to zoom in
SKU: JNR12S | UPC: 806990010681
QA1 Jam Nut - 3/4-16 Right Hand - 1-1/8in Hex 7/16in Wide - Steel
QA1 JNR12S jam nut secures rod ends and linkages with 3/4-16 right hand threads in performance vehicles. This steel component locks adjustments firmly in circle track racing drag racing street performance and street rodding applications. Built for durability it delivers reliable thread locking under high stress.
Key Features
- Thread Size: 3/4-16 right hand threads match standard rod ends and heim joints for precise suspension setups
- Hex Size: 1-1/8 inch hex allows easy wrench access during adjustments and installations
- Width: 7/16 inch thin profile fits tight spaces without adding bulk to assemblies
- Material: High carbon steel construction with protective coating resists corrosion and wear in harsh racing conditions
- Standards: Meets ANSI B18.2.2-1972 for consistent quality and interchangeability in industrial and motorsport use
Product Notes
- Clearance item available while supplies last
- Special order processing may apply for bulk quantities
- Store in dry conditions to maintain protective coating
Installation Notes
- Professional installation recommended.
- Apply anti-seize to threads for smooth assembly and removal
- Compatible with QA1 rod ends and spherical bearings torque to manufacturer specs
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | All | Performance Vehicles | Racing Suspension Linkages |
| Universal | All | Rod Ends | 3/4-16 RH Thread Applications |
Why Choose QA1?
- Founded in 1993 as leader in rod ends spherical bearings and custom linkages for motorsports
- American-made in 83,000 sq ft Lakeville MN facility for consistent quality control
- Innovates with in-house carbon fiber driveshafts and high performance suspension components
Frequently Asked Questions
-
Q: What applications does this jam nut fit?
A: Universal for 3/4-16 right hand threaded rod ends heim joints and linkages in circle track drag street performance and street rodding setups -
Q: What is the material and finish?
A: High carbon steel with protective coating for strength and corrosion resistance per ANSI B18.2.2-1972 standards -
Q: Does QA1 offer warranty on this part?
A: QA1 provides quality assurance contact manufacturer for specific warranty details on hardware components
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock - ships same or next business day
- Packaging: Compact protective box 2 x 2 x 1 inches
- Weight: 0.05 lbs
Hardware
Engine hardware, fasteners, and mounting hardware kits for builds, fabrication, and suspension work are stocked at Black Ops Auto Works. Shop ARP engine bolts and stud kits, suspension mounting hardware from Fox and Rock Krawler, bumper mount kits, tie rod clamps, joint retainer tools, and single and kit-packaged hardware for domestic, import, and off-road platforms. Every product is filterable by year, make, model, trim, engine, and drivetrain so the correct part ships the first time. Black Ops Auto Works carries 945 Hardware SKUs across engine hardware, suspension mounting hardware, and single-piece or kit-packaged fasteners. What This Collection Covers Hardware groups together the fasteners, mounting kits, clamps, and small components that hold engines, suspension systems, and accessories together. This includes ARP engine hardware such as intake manifold bolts and cam bolt kits, suspension mounting hardware from Fox and Rock Krawler for shock and steering stabilizer installs...
View Hardware Products
Hardware Kits - Other
Hardware kits and fastener assortments for engine builds, suspension installs, body and trim jobs, and off road rigs are stocked at Black Ops Auto Works. Shop ARP bolt and stud kits, brake caliper hardware, suspension bushing hardware, leaf spring hardware kits, security fastener kits, and general clip and retainer assortments across domestic and import platforms. Every product is filterable by year, make, model, trim, engine, and drivetrain so the correct part ships the first time. Black Ops Auto Works carries 593 Hardware Kits - Other SKUs across engine, suspension, body, and lighting hardware categories. What This Category Covers The Hardware Kits - Other category groups together fastener kits and hardware assortments that do not fall under a single dedicated part category. Coverage spans engine fastener kits like cam bolts and intake manifold bolts, suspension hardware including bushing pivot washers and leaf spring hardware, seat belt mounting hardware, security hardware fo...
View Hardware Kits - Other Products
QA1
QA1 suspension parts are stocked at Black Ops Auto Works for American muscle cars and classic trucks. Shop coilover kits, shock absorbers, springs, handling kits, four link systems, sway bars, strut kits, rod ends, and suspension hardware for the Mustang, Camaro, Corvette, Challenger, Charger, and GM B-Body, F-Body, and G-Body platforms. Every product is filterable by year, make, model, trim, and drivetrain so the correct part ships the first time. Black Ops Auto Works carries 536 QA1 SKUs across coilovers, shocks, springs, and handling kit categories. What This Brand Covers QA1 is a suspension manufacturer known for adjustable coilover systems, shock absorbers, and complete handling kits built for muscle cars, classic trucks, drag cars, and pro touring builds. The lineup covers everything from single component shock replacement to full vehicle handling packages. Brand Focus QA1 concentrates on American muscle car and classic truck platforms, with deep coverage of GM, Ford, and ...
View QA1 Products