Premium non-adhesive beige loop fastener with woven nylon backing for industrial applications. Provides thousands of durable opening/closing cycles, suitable for apparel, furniture, and fabric attachments. Sewable or adhesive-compatible design with excellent temperature resistance.
The 3M™ Loop Fastener SJ3401 is a premium non-adhesive reclosable fastening solution designed for industrial and occupational applications. This beige-colored loop fastener features a woven nylon backing covered with thousands of soft, pliable napped loops that provide exceptional durability for thousands of opening and closing cycles. When paired with 3M™ Hook Fastener SJ3402, this two-part fastener system delivers reliable, long-lasting performance suitable for demanding industrial environments.
With no adhesive or liner, the SJ3401 offers exceptional design flexibility and easy customization. It can be attached by sewing or with hot melt and liquid adhesives, making it ideal for fabric-based applications including uniforms, gloves, clothing, and furniture cushion attachments. The fastener is preshrunk to ensure stability and flatness, and maintains excellent performance across a wide temperature range up to 200°F (93°C). Both washable and dry cleanable, this loop fastener serves as an effective alternative to traditional closures such as zippers, screws, snaps, and hooks.
The SJ3401 is engineered for superior performance in construction, electronics, furniture, medical, military, and transportation industries. Each case contains 12 rolls of 50-yard fastener tape, providing substantial quantity for large-scale manufacturing and assembly operations. This industrial-grade solution combines proven 3M adhesive and fastening technology with reliable performance in both indoor and outdoor applications, making it an essential component for any facility requiring durable, reusable fastening solutions.
Key Features
- Woven nylon loop fastener with soft, pliable napped surface for thousands of durable cycles
- Non-adhesive design allows attachment by sewing or with hot melt and liquid adhesives
- Preshrunk construction ensures stability and flatness for professional appearance
- Temperature resistant up to 200°F (93°C) for reliable performance in demanding environments
- Washable and dry cleanable for easy maintenance and durability
- Pairs seamlessly with 3M™ Hook Fastener SJ3402 for complete two-part fastening system
- Suitable for both indoor and outdoor applications
- Available in convenient 12 roll case with 50-yard rolls for bulk industrial use
Technical Specifications
| Specification |
Value |
| Product Type | Loop Fastener |
| Part Number | SJ3401 |
| Color | Beige |
| Width (Imperial) | 1 inch |
| Width (Metric) | 25.4 mm |
| Length per Roll | 50 yards / 45.72 meters |
| Product Form | Roll |
| Units per Case | 12 rolls |
| Backing Material | Woven Nylon |
| Adhesive Type | Non-adhesive |
| Liner Material | None |
| Total Thickness without Liner (Imperial) | 0.08 inch |
| Total Thickness without Liner (Metric) | 2 mm |
| Engaged Thickness (Imperial) | 0.12 inch |
| Engaged Thickness (Metric) | 3.1 mm |
| Maximum Operating Temperature (Fahrenheit) | 200°F |
| Maximum Operating Temperature (Celsius) | 93.3°C |
| Closure Life Cycles | 5000 cycles |
| Good for Outdoors | Yes |
| UPC Code | 00021200625374 |
| 3M Product Number | SJ3401 |
| 3M ID | 7010383337 |
| Attachment Method | Sewing or hot melt/liquid adhesives |
| Care Instructions | Washable and dry cleanable |
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