Caplugs carries a variety of threaded caps, plugs and other hydraulic parts available in polyethylene or aluminum to protect threaded fittings from dirt or contamination.
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Tapered design reduces bending stress near the hose-coupling junction, thereby preventing damage and extending the life of the hose. The upper lip firmly attaches to the coupling, holding the restrictor in place and eliminating the use of costly adhesives or clamps. Designed to extend the life of a variety of hydraulic and pressure-washer hoses. Material: Vinyl Colour: Black and Red |
| Description | Typically used to reduce the bending stress near the hose-coupling junction, these durable add-ons remove the need for costly adhesives or clamps, extending the life of a variety of hydraulic and pressure-washer hoses. |
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Designed to protect inverted flare fittings. Engineered with knurled head for ease of application. Will meet low-pressure testing requirements. Material: Low Density Polyethylene Colour: Red |
| Description | Built with a knurled head for easy application, these inverted fitting plugs are designed to protect inverted flare fittings. Various sizes available. |
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Ideal for low-pressure testing and in-house handling. Square-head design makes for easy application. Protects threaded ports against contaminates and moisture. Resists oil and heat up to 250°F. Not for permanent applications. Material: High Density Polyethylene Colour: Black |
| Description | Built with a square head for easy application, these threaded plugs protect ports against contamination and are ideal for low-pressure testing and in-house handling. Various sizes available. |
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Designed for protection of 37° flared fittings and straight-threaded ports, series ASP plugs have a nose section that seals on flared fittings without a gasket. The optional ASP-GN series has an added neoprene shoulder gasket for low-pressure sealing of threaded ports. Special gaskets are also available in Butyl or Buna N rubber. Note: Standard ASP Plugs listed below do not include gasket. Material: Aluminum |
| Description | Specifically designed to protect 37° flared fittings and straight-threaded ports, these aluminum alloy ASP plugs are built with a nose section that seals on flared fittings without a gasket. Various sizes available. |
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General purpose threaded plug that can be utilized for a variety of different applications. Series can be tightened by hand, hex wrench or screwdriver. Will meet low-pressure testing requirements. Material: Low Density Polyethylene Colour: Red |
| Description | This general purpose polypropylene threaded plug is used in a variety of applications and can be tightened by hand. Various sizes available. |
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Series ADP Plugs have a dimpled nose section that forms a low pressure seal with flareless tube ends. The addition of a neoprene shoulder gasket enables the ADP-GN to provide a positive seal on the spot face of the O-ring port. Gaskets are also optionally available in Butyl or Buna N rubber. Contact factory for prices. Material: Aluminum |
| Description | The ADP series threaded aluminum plugs offer a dimpled nose section to form a low-pressure seal with tube ends and hose assemblies. |
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Designed to fit Flat-Faced O-Ring fittings for a positive metal to metal thread protection and seal. These plugs are available with an optional sealing gaskets available in either Butyl or Buna N rubber. Material: Aluminum |
| Description | Built for positive, metal to metal threaded protection of fluid lines and fittings, these aluminum plugs also have optional neoprene gaskets, which are available in Butyl or Buna N Rubber. Various sizes available. |
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A standard aerospace and fluid power protective cap, the Series ASC has a nose section design that forms a low pressure seal on threaded, flared fittings. A more positive seal is possible with the addition of a sealing disc (Series ASC-DN). Stock sealing discs are neoprene; Butyl or Buna N rubber are also available. Material: Aluminum |
| Description | The ASC Series threaded aluminum caps for threaded flared fittings are designed with a nose-section that forms a low-pressure seal. Optional sealing discs for a positive seal available. |
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Low-cost replacement for metal flanges used in plumbing, water heaters, refrigeration and machinery industries. Durable and non-corroding for a long-lasting, attractive, finished appearance. Material: Low Density Polyethylene Colour: White |
| Description | Most frequently used in plumbing, water heaters, refrigeration and machinery industries, these low-cost replacements for metal flanges provide a durable and long-lasting finish. Multiple sizes available. |
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Hose Collars are used to protect hydraulic hose ends during hose assembly manufacturing. Material: Low Density Polyethylene Colour: Orange |
| Description | Designed as a hose and tube-end cover, these flanged washers prevent working fluid from leaking after implementation and are extra thick for heavy-duty applications. Multiple sizes available. |
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Designed specifically to protect flat-face o-ring fittings. Widely used in the hydraulic and pneumatic industries. Head design allows for easy mechanical and hand installation. Material: Low Density Polyethylene Colour: Red |
| Description | Typically used the hydraulic and pneumatic industries, these flat-faced O-ring fittings are made from polyethylene and can be installed by hand or mechanically. Various sizes available. |
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Designed to protect straight threads on studs and fittings. Rolled threads allow you to either push or thread on. Tight seal makes an ideal mask for painting or plating, as well as a deterrent for contaminates. Material: Low Density Polyethylene Colour: Orange |
| Description | Ideal for masking during painting or plating applications, these threaded caps protect straight threads and fittings and deter contaminates. Various sizes available. |
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Socket design allows for threads to be protected during low-pressure testing and in-plant processing. Commonly used to keep contaminates and moisture from threaded port. Oil and heat resistant to 250°. Not for permanent application. Material: High Density Polyethylene Colour: Black |
| Description | Typically used to keep contaminants and moisture from ports, these threaded plugs are built with a socket design for thread protection during pressure testing and in-plant processing. Various sizes available. |
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Designed to protect unified/straight threaded ports. Each plug features a unique and integral Tight Fit™ sealing lip along with five complete threads. This design prevents contaminants from entering or fluids from escaping fittings or ports... without the need of an o-ring. UT Series can be applied or removed with a screwdriver, socket wrench, power tool or by hand. Material: Low Density Polyethylene Colour: Red |
| Description | Designed with a unique Tight Fit™ sealing lip along with five complete threads, this unified sealing plug prevents contamination in ports, without the need of an o-ring. Various sizes available. |
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Series PDO Plugs provide positive sealing for SAE-straight-threaded O-ring type ports and MIL-MS 33649 bosses on fluid power components. Integral O-ring type bead seals in the bevel of the port to prevent oil leakage or entrance of contaminants. Seal at outside of knurl protects port face against paint and dirt. Material: Low Density Polyethylene Colour: Red |
| Description | Prevent oil leakage or contamination of your SAE straight-threaded O-Ring type ports and MIL-MS-33649 bosses on fluid power components with these knurled polyethylene plugs. Various sizes available. |
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Flange design allows plug to protect circumference of port while protecting threads from contaminated and moisture. Commonly used during low-pressure testing and in-plant processing. Combats oil and heat up to 250°F. Not for permanent applications. Applicible for NPT Threads. Material: High Density Polyethylene Colour: Black |
| Description | Commonly used during low-pressure testing and in-plant processing, these threaded plugs are built with a flange design to protect the circumference of the port while protecting threads from contamination and moisture. Various sizes available. |
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Knurled for ease of application, Series PDE Plugs are designed to fit MS-21921 tube and nut assemblies interchangeably. They can be installed with light finger tightening to seal beyond normal requirements. Material: Low Density Polyethylene Colour: Red |
| Description | These polyethylene plastic plugs can be hand-tightened and will fit both MS-21921 tube and nut assemblies. Various sizes available. |
