3M 850-CLEAR (2-Inch-Roll)

Additional Product Information

3M 850-CLEAR is trusted by MRO teams and aircraft engineers worldwide because it delivers high-strength polyester backing with an acrylic adhesive that resists heat, solvents and abrasion. From the most advanced military aircraft to passenger airlines carrying millions of travellers each year. This tape is relied upon for splicing, surface protection, sealing and defect marking. Its clarity allows inspection without removal, saving valuable time in both routine maintenance and AOG situations. Stocking the 3M 850-CLEAR ensures your ground crew can respond quickly, keeping aircraft safe, compliant and in service with minimal downtime.

Key Technical Specs for 3M 850-CLEAR

• Backing material: Polyester film (high-strength, thin / low caliper) with acrylic pressure-sensitive adhesive.
• Thickness: ~ 0.05 mm (≈ 1.9 mil) without liner.
• Width / Length (2-inch roll): 2 in (≈ 50.8 mm) width, standard roll length ~ 72 yd (≈ 65.8 m).
• Temperature range: Long-term tolerance from about -50 °C (-60 °F) up to +150 °C (≈ +300 °F).
• Tensile strength: ~ 49 N/cm (≈ 28 lb/in) in machine direction.
• Elongation at break: ~ 120 %.
• Adhesion / peel strength: ~ 3.3 N/cm (≈ 30 oz/in) over steel, measured with 180° peel at 23 °C (73 °F).

Approvals & Specifications for 3M 850-CLEAR

• Transparent and silver versions of Tape 850 are stated to meet a variety of aerospace specifications.
• It is more used in consumable, protective, sealing and splicing roles.

Typical Aircraft MRO / AOG Applications for 3M 850-CLEAR

• Splicing & web processing for interior components or insulation materials.
• Label protection, sealing or protecting surfaces from chemical / solvent attacks.
• Use in defect marking and masking; decorative edging; transparency helps maintain visual inspection without removal.
• Because of its temperature tolerance and abrasion resistance, useful in engine bay, access panels, wiring looms and areas exposed to cleaning solvents. Holding stock is valuable: in AOG situations, minor damage or emergent protective requirements can be addressed quickly without waiting for specialized parts.

Compatibility & Safety Notes for 3M 850-CLEAR

• Surface preparation is key: surfaces must be clean, dry, free of oil/grease for good adhesion. Acrylic adhesive can lose performance if contaminants are present.
• It’s not a structural adhesive: cannot substitute for adhesives designed / certified for structural loads.
• The thin film means low mass, but also that sharp bends, edges or flexing beyond what polyester tolerates may lead to cracking or peeling over time.
• Chemical resistance is good but not infinite: check compatibility with the specific solvents, cleaners, hydraulic fluids in your facility.
• Safety / handling: 3M’s Regulatory Data Sheet (RDS) indicates it's not subject to OSHA SDS requirements because considered an “article.” But still handle adhesives / tape edges carefully; avoid skin cuts from sharp film edges and respect regulatory, RoHS, REACH, etc.

Packaging & Procurement for 3M 850-CLEAR (matched to the Aerospheres page and common market packs)

• Roll size for 2-inch (50.8 mm) × 72 yd (≈ 65.8 m) roll.
• Colours: Transparent / CLEAR is one of the available colours; also other colours (red, white, black etc.) depending on use.
• Shelf life: best used within ~18 months from manufacture under storage conditions ~ 16-27 °C (60-80 °F), 40-60% relative humidity, out of direct sunlight.
• Suppliers (like Aerospheres) list stock by region (UK / USA), with expiration dates. Having that matched or verified is typical.

Why 3M 850-CLEAR is Chosen for AOG / MRO

• Readily usable, minimal training needed: tapes are “fast fixes” for many non-structural but critical tasks (protection, sealing, marking, splicing) that if left undone can lead to delays or safety risks.
• Transparency allows quick inspection without disassembly.
• Temperature & abrasion resistance means stays reliable under harsh service conditions.
• Having spares in stock allows ground crew to handle emergent damage (e.g. torn film, exposed components, loose cable bundles) quickly, possibly avoiding bigger repairs.

Practical Suggestions for Your Team (AOG mindset) for 3M 850-CLEAR

• Keep ready stock in AOG kits: Maintain rolls in both primary MRO stores and portable AOG kits so ground crews can respond immediately to urgent repairs, splicing or surface protection needs.
• Use for quick, non-structural fixes: Ideal for temporary sealing, splicing insulation or protecting sensitive components while waiting for permanent parts, minimizing aircraft downtime.
• Inspect surfaces before application: Ensure surfaces are clean, dry and free of grease or oil to maximize adhesion. This prevents failures during critical inspections or high-vibration environments.
• Combine with complementary materials: Pair with masking tapes, Kapton or protective films as needed for layered protection, marking or splicing tasks in maintenance operations.

Manufacture / Aviation Spec Codes for 3M 850-CLEAR

• The product is under 3M’s “Polyester Film Tape 850” family.
• Confirmation that it “meets a variety of aerospace specifications.”
• Also, manufactured under 3M quality systems (ISO 9001).

Alternative Names & Descriptions for 3M 850-CLEAR

• 3M Polyester Film Tape 850 (Transparent / CLEAR)
• 3M 850 CLEAR tape, 2-inch roll
• 3M 850 Polyester Tape 1.9 mil × 2 in × 72 yd
• 3M 850 film tape transparent, acrylic adhesive
• 3M 850 Film Splicing / Protective Tape
• 3M-850-50MM:D2607
• 3M850-2IN-TR
• 3M-850-50MM
• 3M850-50-8MM
• 3M850-2
• 3M-TAPE-850