Description
DYKEM® Cross Check™ Torque Seal® Tamper-Proof Indicator Paste in red provides a quick and reliable method for identifying loosened fasteners or tampering. Once applied, this fluorescent inspection paste forms a 3-D bead that instantly breaks if a bolt, nut, or connection is moved. Widely used in aerospace, defense, automotive, and manufacturing, this torque seal saves time on inspections while ensuring compliance and safety.
Key Features & Benefits
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Tamper-proof torque mark – clearly indicates loosening or tampering
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Highly visible red color – fluorescent under UV/blacklight for fast detection
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Strong adhesion – bonds to metal, coatings, and most solid surfaces
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Speeds up inspection – reduces downtime and maintenance costs
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Warranty protection – helps prove tampering in critical assemblies
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Aerospace-approved – Boeing BMS8-45 Type II compliant
Common Applications
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Fasteners in aerospace and defense assemblies
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Automotive bolts and torque inspections
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Hydraulic and pneumatic line fittings
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Heavy machinery and industrial equipment
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Quality assurance in manufacturing plants
Technical Specifications
| Property | Value |
|---|---|
| Appearance | Red 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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Meets Boeing BMS8-45 Type II
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Accepted under Lockheed Martin and Northrop Grumman specifications
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Approved replacement for Organic Products F-900 Torque Seal
Compatible Substrates
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Metals including steel, aluminum, titanium, and alloys
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Painted or coated bolts and fasteners
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Assemblies, housings, and structural connections
Packaging & Ordering Info
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Part Number (US): 83316
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Part Number (Canada): C83316
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Color: Red
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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 supplies the complete range of DYKEM® Cross Check™ Torque Seal® colors, trusted across aerospace, defense, automotive, and industrial markets.
👉 For technical guidance or bulk ordering, contact [email protected] or call 800-220-1966.
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