3M™ Hook Fastener SJ3402

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When paired with 3M™ Loop Fasteners, this reclosable fastener provides durability for thousands of openings and closures

Woven nylon hook fastener provides great design flexibility and fast product assembly

No adhesive or liner allows for attaching by sewing or with hot melt or liquid adhesives

Product Color

Overall Width (Imperial)

Overall Width (Metric)

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Details

Highlights

When paired with 3M™ Loop Fasteners, this reclosable fastener provides durability for thousands of openings and closures
Woven nylon hook fastener provides great design flexibility and fast product assembly
No adhesive or liner allows for attaching by sewing or with hot melt or liquid adhesives
Alternative solution to zippers, screws, snaps and more
Features good temperature resistance of 200°F (93°C)
Good for either indoor or outdoor use

3M™ Hook Fastener SJ3402 is one part of a two-part fastener solution designed to provide great durability for thousands of closures. The non-adhesive fastener is most commonly sewn, but can be attached with a variety of hot melt or liquid adhesives. This fastener allows for easy and convenient attachment to a variety of substrates.

Delivers Durability
3M™ Hook Fastener SJ3402 is our general purpose hook fastener that features no adhesive or liner. It is an attachment alternative to a wide variety of closures, including zippers, screws, snaps, hooks and more. This fastener is covered with flexible J-shaped hooks, about 300 hooks per square inch (46 hooks/square cm.), which protrude up from a woven backing. Commonly paired with 3M™ Loop Fastener SJ3401, this hook fastener can also engage with other 3M™ Loop Fasteners. To ensure stability and flatness, both the hook and the corresponding loop are preshrunk.

Recommended Applications

Uniforms
Gloves and clothing
Securing fabric to furniture cushions
Carpet panel attachments

3M™ Hook Fastener SJ3402 excels in fabric based applications like uniforms, gloves, clothing, and seat cushions

No Adhesive or Liner for Easy Customization
The backing of 3M™ Hook Fastener SJ3402 is free of adhesive or liner, allowing for easy customization. The fastener is most commonly attached by sewing, but can also be applied using hot melt or liquid adhesives (temperature resistance may change based on adhesive used). It provides a tailored appearance for fabrics and garments and is both washable and dry cleanable.

Secure, Repeated Closures
3M™ Hook and Loop Fasteners offer great design flexibility, fast product assembly, smooth and clean exterior surfaces and excellent product performance in many applications. 3M Hook and Loop Fasteners consist of hooks and loops which engage to form a quick fastening attachment. To disengage the attachment, simply pull the strips apart by hand.

Bringing it All Together
3M™ Hook and Loop Fasteners provide the strong, tough attachment solutions you need. Simply press together and the tiny, stiff hooks mesh with pliable loops to create a quick, secure fastening system. Backed with a variety of 3M adhesive technologies, you can easily meet application demands that require thousands of easy opening and closings.

Typical properties

Details

Application	Apparel Closure, Floor Mat Attachment, Graphic Attachment, Gym Mat Attachment, Interior Mirror & Fixture Attachment, Light Panel Attachment, Mounting & Trim Attachment, Mounting Airplane Seat Covers, Temporary Fastening, Upholstery & Seating Attachment, Trade Show Exhibits, Cushion Attachment, Tarp Hanging
Brands	3M™
Closure Life	5000
Engaged Thickness (Imperial)	0.15 in
Engaged Thickness (Metric)	3.8 mm
Industries	Construction, Electronics, Medical, Military & Government, Transportation, Furniture, General Industrial, Specialty Vehicle, Automotive
Maximum Operating Temperature (Celsius)	93 ℃
Maximum Operating Temperature (Fahrenheit)	200 ℉
Product Color	White, Black, Beige
Product Form	Roll
Smallest Saleable Unit	Roll
Units per Case	3.0, 6.0, 8.0, 12.0, 16.0, 18.0

Dimensions and Classifications

Overall Length (Imperial)	50 yd
Overall Length (Metric)	45.72 m
Overall Width (Imperial)	0.62 in, 0.75 in, 1 in, 1.5 in, 2 in, 4 in
Overall Width (Metric)	15.87 mm, 19.05 mm, 25.4 mm, 38.1 mm, 50.8 mm, 101.6 mm

Resources

3M™ Hook Fastener SJ3402 Black

Regulatory Data Sheet

Document Number: MSDS_2853984_US_EN_RDS

(PDF)

Reviews

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	Current product 3M™ Hook Fastener SJ3402	3M™ Hook Fastener SJ3532	3M™ Hook Fastener SJ3526N	3M™ Hook Fastener SJ3572
Overall Width (Metric)	15.87 mm, 19.05 mm, 25.4 mm, 38.1 mm, 50.8 mm, 101.6 mm
Product Form	Roll
Overall Width (Imperial)	0.62 in, 0.75 in, 1 in, 1.5 in, 2 in, 4 in
Product Color	White, Black, Beige

For industrial/occupational use only. Not for consumer sale or use.

3M industrial and occupational products are intended, labeled, and packaged for sale to trained industrial and occupational customers for workplace use. Unless specifically stated otherwise on the applicable product packaging or literature, these products are not intended, labeled, or packaged for sale to or use by consumers (e.g., for home, personal, primary or secondary school, recreational/sporting, or other uses not described in the applicable product packaging or literature), and must be selected and used in compliance with applicable health and safety regulations and standards (e.g., U.S. OSHA, ANSI), as well as all product literature, user instructions, warnings, and other limitations, and the user must take any action required under any recall, field action, or other product use notice. Misuse of 3M industrial and occupational products may result in injury, sickness, death, or property damage. For help with product selection and use, consult your on-site safety professional, industrial hygienist, or other subject matter expert.