Superior product protection you can trust

Caplugs carries a wide selection of caps in a variety of colors, shapes and material options to fit a range of products. Find the protective caps you need and order conveniently online today.
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Seal out dust and moisture
Keep your products free from damage and contaminants long after they leave your facility.
Protect delicate instruments
Secure devices, ports, components and instruments during shipping and storage.
Save production time
A variety of patented, ergonomic designs allow for faster installation and removal.
The OE Series Open-End Thread Protectors
The OE Series pipe caps shield threaded pipes and conduits during shipping, storage and transit. Available with optional tear ring Grip It & Rip It™ design.
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High Performance Materials

Protective caps are made using a variety of standard material options, giving our parts different performance features to meet your specific application or working conditions.
  • Low-density polyethelene
  • High-density polyethylene
  • Conductive polyethelene copolymer
  • Static dissipative polyethylene
  • FlexTemp (thermospastic rubber)
  • Recyclable polyethylene
  • Vinyl
  • Flex500TM Vinyl
  • Steel & zinc plate
  • Silicone
  • Neoprene
  • Aluminum
View Material Data Chart
Material temperature ratings range from 150°F to 650°F. Find the best material for your environmental needs.
Material by Temperature
Custom Solutions

Injection molding solutions for unique challenges