Menu

Checkpoint Wheel Nut Indicator - Yellow 38 mm (Bag of 100 Pcs) - Checkspark

Part #: CPY38

The Checkspark CPY38 Checkpoint Wheel Nut Indicator offers a critical safety enhancement for professional automotive and industrial applications. These highly visible yellow 38mm indicators provide an immediate and unmistakable visual cue for wheel nut loosening, a common precursor to potentially dangerous wheel detachment incidents. Beyond indicating movement, they serve as crucial thermal monitors, alerting technicians to excessive temperatures in braking systems or wheel bearings.

Key Features

  • Immediate Visual Confirmation: Provides a clear, instant visual reference for any rotation or loosening of wheel nuts, crucial for pre-trip and routine inspections.
  • Thermal Overload Detection: Engineered to melt at a precise temperature of 125°C (257°F), signaling potential overheating issues within brake systems or wheel bearings before critical failure occurs.
  • Enhanced Fleet Safety: Facilitates rapid and efficient safety checks across vehicle fleets, significantly reducing the risk of accidents caused by loose wheels.
  • Simple & Cost-Effective Implementation: Designed for easy installation, these indicators integrate seamlessly into existing maintenance protocols, offering a practical and economical safety solution.
  • Downtime & Damage Prevention: Proactive identification of issues helps prevent costly vehicle downtime, component damage, and potential legal liabilities.
  • Environmentally Responsible: As the world's first biodegradable wheel nut indicators, they align with sustainable operational practices.

Applications

Ideal for ensuring the secure fastening of wheels and components on heavy commercial vehicles, buses, trailers, and a range of industrial machinery. They are particularly valuable for fleet managers and professional technicians seeking to bolster operational safety and streamline maintenance checks across diverse environments.

Specifications

  • Product Type: Wheel Nut Indicator
  • Manufacturer: Checkspark
  • Model Number: CPY38
  • Indicator Size: 38 mm
  • Color: Yellow
  • Thermal Response: Melts at 125°C (257°F)
  • Packaging: Bag of 100 Pieces
We have 27 in stock

$77.00

Add to Cart:
  • Checkspark
    Other products
    Checkspark Homepage
  • Model: 436588
  • Shipping Weight: 0.88lbs
  • UPC: 689394100222
  • Manufacturers Part #: CPY38
  • Manufactured by: Checkspark
  • Also Known As: MRICPY38

This product was added to our catalog on Tuesday 26 May, 2026.

Similar Products

Ken-Tool
2330 HEXCHEX MULTI-SIZE IN
2330 HEXCHEX MULTI-SIZE IN
Your Price: $69.14
AME International
33mm CheckMate, Loose Wheel
33mm CheckMate, Loose Wheel
Your Price: $72.05
AME International
33mm CheckMate, High Temp
33mm CheckMate, High Temp
Your Price: $1.06
CTA Manufacturing Corp.
LOOSE WHEEL NUT INDICATOR
LOOSE WHEEL NUT INDICATOR
Your Price: $1.06
38 MM CHECK POINT WHEEL NUT
38 MM CHECK POINT WHEEL NUT
Your Price: $0.72
Ken-Tool
Ken-Tool
IMI International Marketing Inc
33 MM CHECK POINT WHEEL NUT
33 MM CHECK POINT WHEEL NUT
Your Price: $0.96

Subscribe to our newsletter in order not to miss new arrivals, promotions, and discounts of our store

Thank you for subscribing!

Follow us on social media