Shop 3M Dual Lock Reclosable Fastener SJ3551CF Black 6 inch 50 yard In Iraq Best Prices
Professional-grade black reclosable fastener with 400 stem density, 6 inch x 50 yard roll, provides 5X stronger tensile strength than hook-and-loop, supports up to 1000 reattachments with audible snap verification and temperature resistance to 220°F.
The 3M™ Dual Lock™ Reclosable Fastener SJ3551CF is a professional-grade fastening solution designed as a convenient alternative to traditional fastening methods such as screws, nuts, and bolts. Featuring black, interlocking mushroom-shaped heads with 400 stem density per square inch, this fastener delivers exceptional strength—up to 5X the tensile strength of typical hook-and-loop products. The product comes in a roll format measuring 6 inches wide by 50 yards long, making it ideal for large-scale industrial applications.
This reclosable fastener utilizes a clear acrylic tape protected by a removable film liner, providing a strong, durable bond that is resistant to heat, chemicals, and UV exposure. The fastener mates seamlessly with Type 170 and Type 250 stem densities, allowing for customizable strength combinations based on specific project requirements. Installation is quick and tool-free—no drilling, screwing, or sewing required—making it perfect for rapid assembly and modification. The fastener features good temperature resistance up to 220°F (104°C) and an audible snap verification system that confirms secure closure.
The 3M™ Dual Lock™ SJ3551CF is engineered for both indoor and outdoor applications, maintaining strength throughout multiple attachments and detachments (up to 1000 closure cycles). It bonds excellently to various substrates including metals, glass, and plastics such as acrylics, polycarbonate, and ABS. Recommended applications include access panels, graphic attachment, specialty vehicle interior attachments, and general industrial attachment. This lightweight alternative to metal fasteners remains hidden beneath surfaces, providing aesthetic improvements while maintaining design flexibility and material integrity.
Key Features
- Black interlocking mushroom-shaped heads with 400 stem density per square inch for exceptional holding strength
- Up to 5X greater tensile strength compared to traditional hook-and-loop fastening products
- Supports up to 1000 closure cycles while maintaining consistent strength and reliability
- Clear acrylic tape with removable film liner, heat, chemical and UV resistant
- Audible snap verification system confirms secure closure and proper engagement
- Temperature resistant up to 220°F (104°C) for indoor and outdoor applications
- Tool-free installation requires no drilling, screwing or sewing
- Compatible with Type 170 and Type 250 stem densities for customizable strength combinations
- Bonds securely to metals, glass, and plastics including acrylic, polycarbonate and ABS
- Provides aesthetic improvements while remaining hidden beneath surfaces
Technical Specifications
| Specification |
Value |
| Product Number | SJ3551CF |
| UPC Code | 00068060002020 |
| 3M ID | 7100271921 |
| Product Form | Roll |
| Product Color | Black |
| Overall Width (Imperial) | 6 inches |
| Overall Width (Metric) | 152.4 mm |
| Overall Length (Imperial) | 50 yards |
| Overall Length (Metric) | 45.72 meters |
| Stem Density | 400 stems per square inch |
| Type Classification | Type 400 |
| Engaged Thickness (Imperial) | 0.23 inches |
| Engaged Thickness (Metric) | 5.8 mm |
| Backing Material | Polyolefin |
| Adhesive Color | Black |
| Primary Liner | Clear Polyolefin |
| Primary Liner Color | Transparent |
| Primary Liner Thickness (Imperial) | 4 mil |
| Primary Liner Thickness (Metric) | 0.1 mm |
| Maximum Operating Temperature (Fahrenheit) | 200°F |
| Maximum Operating Temperature (Celsius) | 93°C |
| Temperature Resistance Peak | 220°F (104°C) |
| Closure Life Cycles | 1000 cycles |
| Flame Retardant | No |
| Indoor/Outdoor Rating | Indoor/Outdoor |
| Smallest Saleable Unit | Roll |
| Quantity per Case | 1 Roll |
| Compatible Types | Type 170, Type 250 |
| Brand | 3M Dual Lock™ |
| Product Type | Reclosable Fastener |
| Application | Interior Mirror & Fixture Attachment, Mounting & Trim Attachment, Upholstery & Seating Attachment |
| Industries | Automotive, Construction, Electronics, Furniture, General Industrial, MRO, Medical, Military & Government, Packaging, Retail, Specialty Vehicles, Transportation |
| Recommended Applications | Access panels, Graphic attachment, Specialty vehicles interior attachments, General industrial attachment |
| Compatible Substrates | Metals, Glass, Acrylic, Polycarbonate, ABS plastics |
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