3M™ Dual Lock™ Reclosable Snap Tape SJ3550CF
Harmonization Code : 3926909790 |

Main features
- Black, interlocking mushroom-shaped heads (250 stem density per square inch)
- Mates with Type 170, Type 250 or Type 400 stem densities
- Clear, acrylic, tape bonds well to a variety of substrates
Product Description
3M™ Dual Lock™ Reclosable Fastener SJ3550CF is a durable, high-strength fastening system designed as a reliable alternative to traditional mechanical fasteners such as screws, nuts, and bolts. It features interlocking mushroom-shaped heads with a clear acrylic adhesive backing, allowing strong bonding to a wide range of substrates including metals, glass, and plastics. The fastener delivers a secure, reclosable solution with a distinctive audible snap that confirms proper engagement.
Product Key Features
- Interlocking mushroom-shaped stems provide a secure bond that can be opened and closed repeatedly
- 250 Stem Density: Balanced strength and ease of separation for versatile use
- Bonds well to metals, glass, and plastics such as acrylic, polycarbonate, and ABS
- Audible Snap Closure: Confirms proper fastening and secure engagement
- Offers strong, durable adhesion with a clean appearance
- Mates with Type 170, 250, or 400 stem densities for customized performance
- Eliminates the need for drilling or hardware
Applications
- Replacing screws, bolts, and other mechanical fasteners
- Mounting panels, covers, and access components
- Securing display systems and signage
- Attaching components in electronics, appliances, and assemblies
- Applications requiring repeated attachment and removal
- Bonding to metal, glass, and rigid plastic surfaces
TDS, SDS & Technical Documents
Technical Specifications
General Properties
ColorColor
BlackTotal ThicknessTotal Thickness
5740 μm





















