Professional black woven nylon loop fastener with no adhesive or liner, offering 5000+ closure cycles. Ideal for uniforms, clothing, and furniture applications. Sewable or bondable with hot melt or liquid adhesives. Temperature resistant to 200°F.
The 3M™ Loop Fastener SJ3401 is a professional-grade reclosable fastening solution designed for industrial and occupational applications. This black woven nylon loop fastener features no adhesive or liner, making it ideal for customized attachment applications. When paired with 3M™ Hook Fastener SJ3402, it provides exceptional durability for thousands of opening and closing cycles, making it a superior alternative to traditional closures like zippers, screws, snaps, and hooks.
This non-adhesive fastener can be easily attached by sewing or with hot melt or liquid adhesives, offering maximum design flexibility and fast product assembly. The woven loop backing is covered with thousands of soft, pliable napped loops that maintain their performance through repeated use. Both the hook and loop components are preshrunk to ensure stability and flatness. The fastener features excellent temperature resistance up to 200°F (93°C), making it suitable for both indoor and outdoor applications. It is washable and dry cleanable, providing a tailored appearance for fabrics and garments.
The SJ3401 is engineered for fabric-based applications including uniforms, gloves, clothing, securing fabric to furniture cushions, and carpet panel attachments. Available in a convenient 16 roll per case packaging with each roll measuring 3/4 inch wide by 50 yards long, this product is ideal for converters, distributors, and industrial end users requiring reliable fastening solutions. The product meets industrial standards and is intended for workplace use only.
Key Features
- Woven nylon loop fastener with thousands of soft, pliable napped loops for durable engagement
- Non-adhesive design allows attachment by sewing or with hot melt and liquid adhesives
- Preshrunk backing ensures stability and flatness for professional appearance
- Provides 5000+ opening and closing cycles when paired with 3M Hook Fasteners
- Temperature resistant to 200°F (93°C) for indoor and outdoor applications
- Washable and dry cleanable for easy maintenance and care
- Great design flexibility and fast product assembly for industrial applications
- Alternative solution to zippers, screws, snaps, and traditional fastening methods
Technical Specifications
| Specification |
Value |
| Product Number | SJ3401 |
| 3M ID | 7000051771 |
| UPC Code | 00021200625367 |
| Product Type | Loop Fastener |
| Product Form | Roll |
| Product Color | Black |
| Overall Width (Imperial) | 0.75 inches |
| Overall Width (Metric) | 19.05 mm |
| Overall Length (Imperial) | 50 yards |
| Overall Length (Metric) | 45.72 meters |
| Total Tape Thickness without Liner (Imperial) | 0.08 inches |
| Total Tape Thickness without Liner (Metric) | 2 mm |
| Engaged Thickness (Imperial) | 0.12 inches |
| Engaged Thickness (Metric) | 3.1 mm |
| Backing Material | Woven Nylon |
| Adhesive Type | Non-adhesive |
| Liner Material | None |
| Maximum Operating Temperature (Fahrenheit) | 200°F |
| Maximum Operating Temperature (Celsius) | 93.3°C |
| Closure Life (Cycles) | 5000 |
| Units per Case | 16 rolls |
| Smallest Saleable Unit | Roll |
| Features | Office Products |
| Good for Outdoors | Yes |
| Brand | 3M™ |
| Applications | Apparel Closure, Cushion Attachment, Graphic Attachment, Tarp Hanging, Trade Show Exhibits |
| Industries | Construction, Electronics, Furniture, General Industrial, Medical, Military & Government, Specialty Vehicles, Transportation |
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