Description
DYKEM® Cross Check™ Torque Seal® Tamper-Proof Indicator Paste in green is a highly visible inspection-grade solution for identifying loosened fasteners or tampering. Once applied, the cured bead breaks if a nut, bolt, or fitting moves, providing instant visual evidence. This fluorescent paste is ideal for aerospace, defense, automotive, and manufacturing applications where reliability and compliance are critical.
Key Features & Benefits
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Tamper-proof torque mark – visually detects loosening or tampering
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Bright green color – fluorescent under blacklight for rapid inspection
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Strong adhesion – bonds to metals, fasteners, and most solid substrates
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Quick inspection tool – reduces downtime and labor costs
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Warranty protection – shows clear signs of tampering
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Meets aerospace standards – Boeing BMS8-45 Type II approved
Common Applications
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Aerospace and defense fastener inspections
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Automotive assembly and quality control
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Heavy equipment and trucking maintenance
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Hydraulic and pneumatic system connections
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Plant machinery and manufacturing assemblies
Technical Specifications
| Property | Value |
|---|---|
| Appearance | Green liquid |
| Dry to Touch | 30–40 minutes |
| Cure Time | 80% in 48–72 hrs; full cure in 7–10 days |
| Fluorescence | Visible under UV/blacklight |
| Flash Point | 105.1 °F (40.6 °C) |
| Boiling Point Range | 276.9 – 485.1 °F (136.1 – 251.7 °C) |
| VOC Content | 42.28%, 430 g/L |
| Shelf Life | 3 years |
| Boeing Specification | BMS8-45 Type II |
Compliance & Certifications
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Boeing BMS8-45 Type II approved
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Northrop Grumman, Lockheed Martin, and CPW spec compliant
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Approved replacement for Organic Products F-900 Torque Seal
Compatible Substrates
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Metals (steel, aluminum, titanium, alloys)
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Painted or coated fasteners
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Assemblies, housings, and other solid surfaces
Packaging & Ordering Info
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Part Number (US): 83315
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Color: Green
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Size: 1 oz tube
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Case Quantity: 24 units
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Shelf Life: 3 years
Available Cross Check™ Colors
| Color | Part No. (US) | Link |
|---|---|---|
| 🟠 Orange | 83314 | View Orange |
| 🟢 Green | 83315 | View Green |
| 🔴 Red | 83316 | View Red |
| 🟡 Yellow | 83317 | View Yellow |
| 🔵 Blue | 83318 | View Blue |
| ⚪ White | 83319 | View White |
| 🌸 Pink | 83320 | View Pink |
| ⚫ Gray | 83321 | View Gray |
Why Choose Chemical Concepts?
As an authorized distributor, Chemical Concepts offers the complete line of DYKEM® Cross Check™ Torque Seal® colors, ensuring full compliance for aerospace, automotive, and industrial applications.
👉 For technical guidance or bulk ordering, contact our team at [email protected] or call 800-220-1966.






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