Description
The Phoenix USA NST15 Jam Nut (PNST15JNT) is a specialized locking nut designed to work exclusively with the Phoenix USA NST15 wheel simulator kit. This jam nut helps secure the simulator to 15-inch trailer wheels that have either 5 or 6 lug studs and supports both 1/2″ and 9/16″ lug sizes. Made from durable steel and engineered for easy installation, it prevents loosening caused by road vibrations and keeps the wheel simulator firmly in place. Manufactured by Phoenix USA, it ensures long-lasting reliability and consistent performance during travel.
KEY FEATURES AND BENEFITS:
- Kit Compatibility: Specifically made for use with the Phoenix USA NST15 wheel simulator kit.
- Locking Functionality: Helps keep the wheel simulator secure by preventing loosening of standard nuts.
- Wide Lug Fitment: Compatible with both 1/2″ and 9/16″ lug studs.
- Trailer Wheel Fit: Works with 15-inch trailer wheels with 5 or 6 lug patterns.
- High-Quality Material: Constructed from durable steel for long-term use.
- Trusted Manufacturer: Made by Phoenix USA, known for high-grade vehicle accessories.
SPECIFICATIONS:
- Product Name: Phoenix USA Sim Pt Jam Nut Used In NST15
- Part Number: PNST15JNT
- Manufacturer: Phoenix USA
- Application: Wheel simulator jam nut
- Compatible Wheel Size: 15-inch trailer wheels
- Lug Compatibility: 5 and 6 lug patterns
- Lug Stud Sizes: 1/2″ and 9/16″
- Hex Size: 13/16″
- Inner Diameter (ID): 1/2″
- Height: Approximately 13mm (0.5 inches)
- Material: Steel
- Approximate Weight: 0.06 lbs
HOW TO USE:
- Step 1: Position the Phoenix USA NST15 wheel simulator onto the trailer wheel, aligning the bolt holes with the lug studs.
- Step 2: Thread the standard lug nuts loosely onto the studs to hold the simulator in place.
- Step 3: Thread the jam nut (PNST15JNT) onto each stud above the standard lug nut.
- Step 4: Use a 13/16″ wrench to tighten the jam nut securely against the standard nut.
- Step 5: Fully torque both the standard lug nut and jam nut together for a secure fit.
- Step 6: Repeat the process for all lugs to complete installation.
BENEFITS OF USING PHOENIX USA NST15 JAM NUT (PNST15JNT):
- Secured Fit: Prevents the loosening of lug nuts and ensures the simulator stays in place during travel.
- Safety Assurance: Reduces the risk of simulator dislodgement, contributing to overall road safety.
- Long-Term Protection: Maintains the structural integrity and aesthetics of your wheel simulator kit.
- Perfect Match: Designed specifically to complement the NST15 kit for guaranteed performance.
FEATURES:
- Low Profile Structure: Compact height allows secure locking without excessive thread usage.
- Precision Fit: Accurate threading ensures a solid and stable connection.
- Tool-Friendly Design: 13/16″ hex shape allows for easy installation using standard tools.
- Corrosion Resistance: Built to endure environmental exposure and resist rust.
- Effective Locking: Functions as a secondary nut to reinforce standard lug nut positioning.





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