Security Seals | McMaster-Carr

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141 Products

Tamper-Evident Seals

Pull-Tight Loop Tamper-Evident Seals

Pull-Tight Loop Tamper-Evident Seals

Cinch to seal small valves, controls, and other equipment

Bolt-Style Tamper-Evident Seals

Bolt-Style Tamper-Evident Seals

Our most secure seals for sealing hasps on truck trailers and other heavy duty equipment

Wire Rope Tamper-Evident Seals

Wire Rope Tamper-Evident Seals

Insert the end into the lock for a fixed loop that seals small equipment

Loop Tamper-Evident Seals

Loop Tamper-Evident Seals

Push the end into the lock for a fixed loop that seals large openings

Pull-Tight Wire Rope Tamper-Evident Seals

Pull-Tight Wire Rope Tamper-Evident Seals

Cinch to the size you need and remove with cable or bolt cutters

Wire Tamper-Evident Seals

Wire Tamper-Evident Seals

Thread through small holes and around oddly shaped items

Made-to-Order Wire Rope Tamper-Evident Seals

Made-to-Order Wire Rope Tamper-Evident Seals

Specify a message and starting number for custom wire rope seals

Made-to-Order Pull-Tight Wire Rope Tamper-Evident Seals

Made-to-Order Pull-Tight Wire Rope Tamper-Evident Seals

Specify a message and starting number for custom pull-tight wire rope seals

Tamper-Evident Water Activated Packaging Tape

Tamper-Evident Water Activated Packaging Tape

Wet the adhesive to stick to packages

Made-to-Order Padlock-Style Tamper-Evident Seals

Made-to-Order Padlock-Style Tamper-Evident Seals

Specify a message and starting number for custom padlock-style seals

Made-to-Order Loop Tamper-Evident Seals

Made-to-Order Loop Tamper-Evident Seals

Specify a message and starting number for custom loop seals

Metal- and X-Ray-Detectable Pull-Tight Loop Tamper-Evident Seals

Metal- and X-Ray-Detectable Pull-Tight Loop Tamper-Evident Seals

Set off metal detectors and show up on X-rays if any part of them falls into your line

Padlock-Style Tamper-Evident Seals

Padlock-Style Tamper-Evident Seals

Slide the hasp through an opening and push closed to seal

Made-to-Order Pull-Tight Loop Tamper-Evident Seals

Made-to-Order Pull-Tight Loop Tamper-Evident Seals

Specify a message and starting number for custom pull-tight loop seals

Build-Your-Own Wire Tamper-Evident Seals

Build-Your-Own Wire Tamper-Evident Seals

Create a custom-length seals for large or oddly shaped items

Tamper-Evident Seal Labels

Tamper-Evident Seal Labels

Leave behind the words "Open" and "Void" when peeled off

Tamper-Evident Packaging Tape

Tamper-Evident Packaging Tape

Visually show that a package has been opened when peeled off

Made-to-Order Wire Tamper-Evident Seals

Made-to-Order Wire Tamper-Evident Seals

Specify a message and starting number for custom wire seals

Tamper-Evident Tapered Plugs

Tamper-Evident Tapered Plugs

Cinch and lock tightly around valve heads to block their port

Tamper-Evident Bags

Tamper-Evident Bags

Transport confidential documents, money, and other materials

Other Products

Data Port Locks

Data Port Locks

Block USB or Ethernet ports from unauthorized use

Data Port Plugs

Data Port Plugs

Keep dust, debris, and moisture out of unused computer ports

Tamper-Evident Seal Presses

Tamper-Evident Seal Presses

Squeeze the handles to seal locks on wire tamper-evident seals

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)