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3M™ Dual Lock™ Reclosable Fastener SJ3440

3M ID 7000001979
  • 250 stem density per square inch
  • Interlocking mushroom-shaped heads provide strong, reliable and durable fastening that can be opened and closed multiple times
  • Mates with Type 250 and Type 400 stem densities to provide different strength combinations
  • Strong fastener secures with an audible snap, verifying closure
 More...
Specifications
Adhesive Type
Non Adhesive
Alternative Sale Availability
6. This item is for industrial use only and there are no VOC restrictions.
Brand
Dual Lock™
Closure Life
1000
Color Family
Black
Engaged Thickness (Imperial)
0.16 Inch
Engaged Thickness (Metric)
4.1 mm
Flame Retardant
No
Identifier
3M™ Dual Lock™ Reclosable Fastener SJ3440
Industries
Construction, Electronics, Furniture, General Industrial, Medical, Military and Government, MRO, Packaging, Retail, Specialty Vehicle, Transportation
Low Profile
No
Maximum Operating Temperature (Celsius)
93 Degree Celsius
Maximum Operating Temperature (Fahrenheit)
200 Degree Fahrenheit
Org_Code
AD
Overall Length (Imperial)
50 yd
Overall Length (Metric)
45.72 Meter
Overall Width (Imperial)
1 Inch
Overall Width (Metric)
25.4 mm
Product Collection
Industrial Adhesives & Tapes
Product Colour
Black
Product Form
Roll
Product Key
SJ3440
Regulatory Key
AD-00786
Size_LW_Imperial
50 yd x 1 Inch
Size_LW_Metric
45.72 Meter x 25.4 mm
Stem Density
250
TDS Required
Yes
Trademark 1 (without suffix)
3M
Units per Case
2
Details
  • 250 stem density per square inch
  • Interlocking mushroom-shaped heads provide strong, reliable and durable fastening that can be opened and closed multiple times
  • Mates with Type 250 and Type 400 stem densities to provide different strength combinations
  • Strong fastener secures with an audible snap, verifying closure
  • An alternative to screws and bolts, this hidden fastener provides a snug fit and smooth aesthetic appearance
  • Suited for indoor or outdoor use
  • Colour: Black

3M™ Dual Lock™ Reclosable Fastener SJ3440 is an easy alternative to traditional fastening methods, such as screws, nuts or bolts. It is designed to deliver a durable, reclosable fastening solution, which can be opened and closed multiple times. This black fastener is most commonly attached by applying hot melt, epoxy or liquid adhesive.

Suggested Applications

  • Alternative to pressure-sensitive adhesives
  • Wire tacking
  • Bundling
  • Sealing
  • Rigidizing
  • Foam bonding
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