Plugs
Reliable, durable and versatile product protection
Caplugs stocks a diverse collection of plugs to fit a range of products. Find protective solutions for your needs and shop online today.
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Protective Plug Subcategories
Explore our full selection of protective plugs
British Standard Pipe (BSP) Thread PlugsConnector PlugsCopper Tubing PlugsCore PlugsGrommets & BushingsHydraulic Fitting PlugsICP CompoundMetric Thread PlugsNational Pipe Thread (NPT) PlugsProtective PlugsPull-Tab PlugsThreaded PlugsThread ProtectionTube PlugsUnified Thread PlugsNon-Threaded PlugsMasking PlugsSheet Metal PlugsFinishing PlugsPipe PlugsHanger Plugs
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Introducing
RPO Series SAE Straight Threaded Plugs
The RPO Series of threaded plugs are designed for SAE straight-threaded ports. Featuring a slotted 12-point head for easy install and a molded O-ring to seal and prevent leakage.
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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
Material temperature ratings range from 150°F to 650°F. Find the best material for your environmental needs.
Material by Temperature
Custom Solutions