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3M™ Dual Lock™ Reclosable Fastener 250 SJ3440

Overview
Data Sheets & Summary Sheets
  • 3M SJ3440

    3M™ Dual Lock™ Reclosable Fastener SJ3440 is black, with 250 stems per square inch and an engaged thickness of 4.0 mm. 3M™ Dual Lock™ Reclosable Fastener SJ3440 is plain backed with no adhesive. 3M™ Dual Lock™ Reclosable Fasteners have been used extensively in transportation, electronics, business equipment, machinery, medical and sign and display markets. When the mushroom-shaped stems interlock, tensile strength is high enough to replace mechanical fasteners

    'Black, polypropylene reclosable fastener with 250 stems per square inch. Engaged thickness of 150 mil. For attachment to fabrics via sewing or to wood or similar surfaces using staples. Meets many automotive certifications.

    Features: 

    • Open and close fasteners hundreds of time
    • An audible snap announces that the fastener is engaged
    • Resists high temperatures, solvents and contamination
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