Overview
Cross-Check™ Tamper Proof Torque Mark DYKEM® Cross-Check™ provides a convenient visual method for identification of vibratory loosening or tampering in nuts, bolts, fasteners, and assemblies. Provides warranty protection against tampering. Marks will be easily broken if parts are tampered with or become loose.  Highly visible marks.  Excellent adhesion to metal and other substrates. •Tamper Proof Torque Mark •Safe for most surfaces •Highly visible •Excellent adhesion •Visually detects loose nuts & bolts •Provides warranty protection

Features & Benefits
- Tamper-proof indication: Marks break if fasteners move, revealing loosening or tampering
- High visibility: Pink color is easily seen and fluoresces under UV for enhanced inspection
- Excellent adhesion: Sticks securely to metal and other substrates
- Vibration resistance: Durable in high-vibration environments
- Warranty protection: Provides a visual record to detect unauthorized disassembly or movement
- Faster inspections: Enables quick visual checks and reduces inspection time

Specifications
- Part Number: 83320
- Manufacturer: Dykem® (ITW Pro Brands)
- Form: Viscous Paste
- Color: Pink
- Container Size: 1 oz tube
- Visibility: Ambient light and UV fluorescent
- Dry to touch time: 30–40 minutes
- Cure Time (Full Cure): 7–10 days
- Boeing Specification: BMS8-45 Type II
- Flash Point: 105.1°F (40.6°C)
- Shelf Life: 1095 days (3 years)
- Applications: Visual detection of loosened or tampered fasteners on critical components