Titansmith GR5 Titanium Nylon Insert Lock Nuts

Vibration-Proof · Aerospace Grade · Corrosion Resistant

M3 to M12 | Multiple Thread Pitches | Nylon Locking Collar

• Material: Aerospace Ti6AL4V (TC4) Grade 5 Titanium

• Locking Mechanism: Reusable nylon insert (DIN 985 standard)

• Weight: 44% lighter than steel with same strength

• Finish: 11 stunning colors available

• Package: 5pcs Titansmith nylon lock nuts GR5 titanium flange nut with nylon insert Motorcycle titanium axle nut Racing titanium lock nuts

Stay Locked. Stay Light. Stay Rust-Free.

Vibration is the enemy of every fastener. Standard nuts loosen over time. Thread-locker helps but makes disassembly messy. Titansmith’s solution? GR5 titanium nylon insert lock nuts.

We combine aerospace-grade titanium with a proven nylon locking collar. The result? A nut that grips threads securely, resists loosening under vibration, and never rusts—all while weighing less than half of steel equivalents.

Complete Size Range

Package Options:

• All sizes: 5 pieces per pack

• Bulk quantities available on request

How Nylon Insert Lock Nuts Work

The nylon collar sits at the top of the nut, slightly smaller than the thread diameter. When you thread it onto a bolt, the bolt forces its way through the nylon.

This creates two benefits:

• Constant friction grips the threads continuously

• No thread damage—nylon deforms, not the metal

• Reusable multiple times before replacement needed

• Seals against oil, water, and fuel seepage

Seven Reasons to Choose Titansmith Nylon Lock Nuts

1. Eliminate Vibration Loosening Forever

Standard nuts work loose. Ours don’t. The nylon insert grips bolt threads constantly, resisting back-off even under extreme vibration. Perfect for motorcycles, race cars, and machinery.

2. Cut Weight by Nearly Half

Titanium weighs 44% less than steel. Replace twenty steel lock nuts with titanium and save over 100 grams. Replace a full hardware kit and save real weight where it matters most.

3. Never Replace Rusted Fasteners Again

Steel rusts. Stainless steel corrodes eventually. Titanium sits in salt spray, rain, and chemicals without change. No red rust. No pitting. No replacement cycles.

4. Maintain Integrity Across Temperature Extremes

GR5 titanium maintains strength from -253°C up to 400°C+. The nylon insert performs reliably from -40°C to 120°C. Together, they handle almost any environment you throw at them.

5. Protect Your Bolt Threads

Metal-to-metal locking damages threads over time. The nylon insert acts as a buffer, absorbing friction and preserving thread integrity. Your bolts last longer.

6. Reuse Multiple Times

Unlike deformed thread lock nuts, nylon inserts survive multiple installation cycles. Each reuse reduces holding power slightly, but you still get several uses before replacement.

7. Choose from 11 Unique Finishes

Each finish undergoes precise application. Heat-treated colors emerge from controlled heating. Anodized colors come from electrochemical processes. Black and Candy use durable PVD coating. Raw offers the pure machined titanium look.

Where to Use Titanium Nylon Lock Nuts

Motorcycle Applications:

• Engine mount bolts

• Exhaust system brackets

• Suspension linkages

• Fairing attachments

• Brake caliper mounts

Automotive Performance:

• Suspension components

• Strut tower braces

• Control arm mounts

• Engine bay accessories

• Heat shield fasteners

Marine Environments:

• Deck hardware

• Engine mounts

• Steering components

• Thru-hull fittings

Industrial Equipment:

• Vibration-prone machinery

• Access panels

• Guard mounts

• Sensor brackets

Technical Performance Data

Perfect for These Builds

Sport Bikes & Racing Motorcycles:

• Ducati Panigale

• Yamaha R-Series

• Kawasaki Ninja

• BMW S1000RR

• Honda CBR

Performance Cars:

• Porsche 911

• BMW M-Series

• Subaru WRX/STI

• Nissan GT-R

• Ford Mustang

Off-Road & Adventure:

• Jeep Wrangler

• Toyota 4Runner

• KTM Adventure

• Honda CRF

• Polaris RZR

Custom & Restoration:

• Cafe racers

• Classic car restorations

• Hot rods

• Custom motorcycles

Why Titansmith?

• Ten Years Specialized: We focus exclusively on titanium products

• Industry Certified: Member of the American Titanium Association

• Full Size Range: M3 through M12, multiple thread pitches in stock

• 11 Color Options: Match any build aesthetic

• Quality First: Each nut precision-machined and inspected

• Ready to Ship: Same-day fulfillment on most orders

Bicycle titanium crank lock nut Installation Tips

Do This:

• Apply anti-seize to threads (prevents galling)

• Torque to manufacturer specifications

• Test thread engagement before final assembly

Avoid This:

• Don’t exceed nylon temperature limits (120°C continuous)

• Don’t reuse indefinitely—replace after several cycles

• Don’t install without proper thread cleaning

Find Your Size & Color. Order Today.

Stop fighting loose fasteners and rusted hardware. Switch to Titansmith titanium nylon lock nuts and solve both problems permanently.

👉 Shop by Size — Ships Within 2 working days