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The BSC PREFERRED PL511 is a pressure sensitive packing list envelope designed to secure and protect shipping documents on the outside of packages and freight. Constructed from heavy 2 mil polyethylene, each envelope resists tearing and moisture exposure during transit. A hot melt adhesive backing delivers strong, reliable adhesion to both paper and corrugated substrates. Envelopes are pre-printed with specialty use messages, making them suitable for packing slips, invoices, and shipping paperwork. Each case contains 1000 envelopes. This product is sold by the case and is a recognized equivalent to part number S-1688.
These envelopes are used in warehouse, distribution, and fulfillment environments where documents must travel attached to the exterior of a shipment. They are appropriate for use on corrugated cartons, kraft mailers, and similar packaging materials. The pressure sensitive design allows fast application without tools or additional adhesives, supporting high-volume shipping operations. They are opened along the first dimension for easy document retrieval upon delivery.
Designed as an OEM-style equivalent to part number S-1688. Suitable for use on corrugated cartons, paper mailers, and standard packaging substrates in warehouse and distribution environments.
Clean and dry the application surface before attaching the envelope to ensure full adhesive contact. Peel the liner, position the envelope flat against the package surface, and press firmly across the entire backing area. Avoid applying to wet, oily, or heavily textured surfaces where adhesion may be compromised.
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