3M

3M Dual Lock Reclosable Fastener SJ3441, Black, 1 in x 5 yd, Type 400, Sample

SKU:3M-7100181875
3M™ Dual Lock™ Reclosable Fastener SJ3441 is the easy and clear 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.
$32.97

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Ships via supplier within 10 days

More Info
Unlock Simplicity Durable and secure, 3M™ Dual Lock™ Reclosable Fastener SJ3441 has exceptional strength through its interlocking mushroom-shaped heads (400 stem density per square inch). With 3M™ Dual Lock™ Reclosable Fastener SJ3441, there is no need for any drilling or screwing. This fastener is most commonly attached by applying hot melt, epoxy or liquid adhesive. Recommended Applications: Alternative to pressure sensitive adhesives Design Flexibility 3M™ Dual Lock™ Reclosable Fastener SJ3441 consists of interlocking mushroom-shaped heads that easily slide over each other, allowing for positioning of parts before being snapped together. This fastening process creates a durable attachment and provides fast product assembly with great design flexibility. 3M reclosable fasteners can also engage with different stem densities for varying levels of strength and system performance. 3M™ Dual Lock™ Reclosable Fasteners sound an audible snap when secure, which verifies closure of the attachment. To disengage, simply peel the pieces apart by hand. 3M fasteners maintain their strength throughout multiple attachments and detachments. A lightweight alternative to metal fasteners, this product remains hidden beneath surfaces and does not interfere with the integrity of your material—providing aesthetic improvements and design flexibility. Hundreds of Reattachments in a Snap When two pieces of 3M™ Dual Lock™ Reclosable Fasteners mate, the stems flex and the mushroom heads slide past each other. After passing the opposing mating piece, the stems snap back into their original position and the opposing mushroom heads interlock. These fasteners can provide high tensile strength but can be opened by simply cleaving or peeling open the closure. This product is well suited for many indoor applications where a good performance, high strength, reclosable fastening system is required. Delivers Long-Lasting Performance Not all design requirements are easily satisfied, but you can simplify your attachments. When you need a strong, reliable, yet removable closure, 3M™ Dual Lock™ Reclosable Fasteners are the easy alternative to traditional fastening methods such as screws, nuts or bolts.

Brand

3M

Manufacturer

3M

MPN

7100181875

Unit of Measure

One Roll

Delivery

We can ship to virtually any address in the US. At this time products cannot be shipped to international destinations.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

We offer FREE Standard Shipping on all orders (excl. heavy, bulk & over-sized items) when you spend a minimum of $95.00 in a single transaction

$15.00 standard flat rate shipping on all orders (excl. heavy, bulk & over-sized items) when you spend less than $95.00 in a single transaction.

$79.95 standard flat rate shipping on all orders for heavy, bulk or over-sized items.

Shipping costs are automatically applied at checkout based on your total order value (excluding shipping costs) and the items in your order.

Returns Policy

Some items may be returned if new, unopened items and within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.). However, many safety items are unable to be returned once shipped because these items are unable to be resold due to chain of custody being broken and thereby assurance of the products fit for purpose. You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days). If you need to return an item, please Contact Us or email us at marketplace.us.orders@safetyculture.com with your order number and details about the product you would like to return. We will respond quickly with instructions for how to return items from your order.

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June 2025