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The BSC PREFERRED RM6K is a stayflat chipboard mailer designed to protect photos, documents, and other flat materials during shipping. Constructed from .028 kraft chipboard, the mailer provides rigid support without requiring additional stiffeners. A peel-and-seal closure simplifies packing, and a pull-tab tear strip allows fast, clean opening on the receiving end. Each case contains 100 mailers. The total case weight is 35.56 pounds, with case dimensions of 13.5 inches by 21.25 inches by 10 inches. This mailer is appropriate for mail rooms, shipping departments, print shops, and any operation that regularly ships flat, damage-sensitive materials.
The RM6K mailer is suited for residential and commercial shipping applications where flat items must arrive without bending or creasing. Typical use cases include mailing photographs, certificates, blueprints, legal documents, and similar materials. The lightweight chipboard construction helps keep postage costs low compared to heavier rigid mailers, making it a practical choice for high-volume outgoing mail operations. Sold in cases of 100 units, the RM6K is also equivalent to part number S-5467.
Equivalent to part number S-5467. Suitable as a stayflat mailer for standard flat-item shipping applications across mail room and shipping department environments.
No tools are required for use. Peel the adhesive liner to activate the seal, insert contents, and press the flap firmly to close. Ensure contents are fully within the mailer before sealing to maintain a secure bond. Store unused mailers flat in a dry environment to preserve the adhesive integrity.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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