Dykem® Cross Check™ (P/N 83320PINK) is a pink tamper-proof indicator paste that visually shows vibratory loosening or tampering of nuts, bolts and fasteners by cracking when movement occurs marks are highly visible and fluorescent under UV for inspection.
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WARNING: This product can expose you to chemicals including CARBON BLACK (AIRBORNE, UNBOUND PARTICLES OF RESPIRABLE SIZE [= 10 MICROMETERS]), ETHYLBENZENE and TITANIUM DIOXIDE (AIRBORNE, UNBOUND PARTICLES OF RESPIRABLE SIZE) which is [are] known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.
Overview
Dykem® Cross Check™ Torque Seal Tamper-Proof Indicator Paste, part number 83320PINK, is a viscous, oil-based pink paste applied as a thin line across a tightened fastener and its adjacent component. The cured, brittle film will crack or break if the fastener moves due to vibration or tampering, providing immediate visual evidence. The formulation adheres well to metal and other substrates and fluoresces under UV light to support detailed inspections in maintenance and quality-control procedures.
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: 83320PINK
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)
Applications: Visual detection of loosened or tampered fasteners on critical components
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