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Bushing & Plugs

Protect your installations with our precision-crafted bushings, grommets, caps, and plugs, designed to safeguard critical components in diverse applications. From abrasion-resistant cable protection and liquid-tight sealing to specialized finishing plugs and transparent polycarbonate windows, each solution offers superior defense against environmental challenges while maintaining aesthetic quality.

Tubing Caps and Plugs

Heyco® Plugs for Rectangular Tubing – PZT Series
Heyco® Plugs for Rectangular Tubing – PZT Series
Heyco® Ergonomic Plugs for Square Tubing – PSTE Series
Heyco® Ergonomic Plugs for Square Tubing – PSTE Series
Heyco® Plugs for Square Tubing – PSTR Series
Heyco® Plugs for Square Tubing – PSTR Series
Heyco® Plugs for Square Tubing – PST Series
Heyco® Plugs for Square Tubing – PST Series
Heyco® Plugs for Round Tubing – PRT Series
Heyco® Plugs for Round Tubing – PRT Series
HEYCaps™ for Round Tubing – CRT Series
HEYCaps™ for Round Tubing – CRT Series

Custom Colors

*CUSTOM color parts MUST be color matched. For accurate matching, consult Heyco for sample molded nylon color chips.
Complete Dome Plugs…

Heyco® Stock and Custom* Colors for Dome Plugs and Shorty Plugs
Heyco® Stock and Custom* Colors for Dome Plugs and Shorty Plugs

Terminal Bushings

HEYConnect™ Terminal Bushings
HEYConnect™ Terminal Bushings

Bushings

Heyco® Open/Closed Bushings
Heyco® Open/Closed Bushings
Heyco® Open/Closed Universal Bushings
Heyco® Open/Closed Universal Bushings
Heyco® UL Recognized Thermoplastic Rubber Grommets
Heyco® UL Recognized Thermoplastic Rubber Grommets
Heyco® Open/Closed Shorty Bushings
Heyco® Open/Closed Shorty Bushings
Heyco® Thick Panel Universal Bushings
Heyco® Thick Panel Universal Bushings
Heyco® Shorty Universal Bushings
Heyco® Shorty Universal Bushings
Heyco® Thin Panel Bushings
Heyco® Thin Panel Bushings
Heyco® Thick Panel Snap Bushings
Heyco® Thick Panel Snap Bushings
Heyco® Knock-Out Snap Bushings
Heyco® Knock-Out Snap Bushings
Heyco® Pry Out Bushings
Heyco® Pry Out Bushings
Heyco® Snap-In Smooth Bore Bushings
Heyco® Snap-In Smooth Bore Bushings
Heyco® Threaded Smooth Bore Bushings
Heyco® Threaded Smooth Bore Bushings
Heyco® Armor Bushings
Heyco® Armor Bushings
Heyco® Universal Bushings
Heyco® Universal Bushings
Heyco® Sealing Washers
Heyco® Sealing Washers
Heyco® Snub Bushings
Heyco® Snub Bushings
Heyco® Shorty Bushings
Heyco® Shorty Bushings
Heyco® Thin Panel versus Shorty Bushings
Heyco® Thin Panel versus Shorty Bushings
Heyco® Metric Snap Bushings
Heyco® Metric Snap Bushings
Heyco® Snap Bushings 3.000″ (76,2 mm) to 6.0″ (152,4 mm) Diameter Parts
Heyco® Snap Bushings 3.000″ (76,2 mm) to 6.0″ (152,4 mm) Diameter Parts
Heyco® Snap Bushings 1.000″ (25,4 mm) to 6.0″ (152,4 mm) Mounting Hole Diameter
Heyco® Snap Bushings 1.000″ (25,4 mm) to 6.0″ (152,4 mm) Mounting Hole Diameter
Heyco® Snap Bushings .250″ (6,4 mm) to .875″ (22,2 mm) Mounting Hole Diameter
Heyco® Snap Bushings .250″ (6,4 mm) to .875″ (22,2 mm) Mounting Hole Diameter

Liquid Tight Bushings

Heyco® EPDM Snap-in Liquid Tight Bushings
Heyco® EPDM Snap-in Liquid Tight Bushings
HEYCo-molded™ Liquid Tight Break-Thru Plugs
HEYCo-molded™ Liquid Tight Break-Thru Plugs
Heyco® Liquid Tight Strain Relief Bushings
Heyco® Liquid Tight Strain Relief Bushings

Grommets

Heyco® UL Listed Thermoplastic Rubber Grommets
Heyco® UL Listed Thermoplastic Rubber Grommets
Heyco® Thick Panel Rubber Grommets
Heyco® Thick Panel Rubber Grommets
Heyco® Rubber Grommets .125″ (3,2 mm) to .188″ (4,8 mm) Panel Thickness
Heyco® Rubber Grommets .125″ (3,2 mm) to .188″ (4,8 mm) Panel Thickness
Heyco® Rubber Grommets .063″ (1,6 mm) to .125″ (3,2 mm) Panel Thickness
Heyco® Rubber Grommets .063″ (1,6 mm) to .125″ (3,2 mm) Panel Thickness
Heyco® Rubber Grommets For Panels up to .063″ (1,6 mm) Thick
Heyco® Rubber Grommets For Panels up to .063″ (1,6 mm) Thick
Heyco® UL Recognized Thermoplastic Rubber Grommets
Heyco® UL Recognized Thermoplastic Rubber Grommets

Grommet Rolls and Channels

Heyco® Continuous Grommet Rolls – Nylon
Heyco® Continuous Grommet Rolls – Nylon
Heyco® Continuous Grommet Rolls – Polyethylene
Heyco® Continuous Grommet Rolls – Polyethylene
Heyco® Grommet Channels – “DS” Channels
Heyco® Grommet Channels – “DS” Channels

Finishing Plugs

Heyco® Rectangular Blanking & Connector Port Plugs
Heyco® Rectangular Blanking & Connector Port Plugs
Heyco® Double D Hole Plugs
Heyco® Double D Hole Plugs
Heyco® Snap-In Metric Dome Plugs
Heyco® Snap-In Metric Dome Plugs
Heyco® Extra Dome Plugs
Heyco® Extra Dome Plugs
Heyco® Halogen and Phosphorus-Free 94V-0 Hole Plugs
Heyco® Halogen and Phosphorus-Free 94V-0 Hole Plugs
Heyco® Thin Panel versus Shorty Plugs
Heyco® Thin Panel versus Shorty Plugs
Heyco® Thin Panel Dome Plugs
Heyco® Thin Panel Dome Plugs
Heyco® Insulation Plug
Heyco® Insulation Plug
Heyco® Metric Ergonomic Plugs
Heyco® Metric Ergonomic Plugs
Heyco® Pry Out Plugs – Prong Finger Design
Heyco® Pry Out Plugs – Prong Finger Design
Heyco® Pry Out Plugs – Standard Finger Design
Heyco® Pry Out Plugs – Standard Finger Design
Heyco® Glossy and Thick Panel Glossy Plugs
Heyco® Glossy and Thick Panel Glossy Plugs
Heyco® Shorty Plugs
Heyco® Shorty Plugs
Heyco® Thick Panel Dome Plugs
Heyco® Thick Panel Dome Plugs
Heyco® Dome Plugs
Heyco® Dome Plugs

Window Plugs

Heyco® Window “View Port” Plugs
Heyco® Window “View Port” Plugs
Heyco® Oval Window “View Port” Plug
Heyco® Oval Window “View Port” Plug
Heyco® Shorty Window “View Port” Plugs
Heyco® Shorty Window “View Port” Plugs
Heyco® Diffuser Plugs
Heyco® Diffuser Plugs

Knock-out Seals

Heyco® V-0 Knock-Out Seals
Heyco® V-0 Knock-Out Seals
Heyco® Knock-Out Seals and Thick Panel Knock-Out Seals
Heyco® Knock-Out Seals and Thick Panel Knock-Out Seals

Liquid Tight Plugs

HEYCo-molded™ Liquid Tight Break-Thru Plugs
HEYCo-molded™ Liquid Tight Break-Thru Plugs
No O-ring Required! Heyco® Nylon Liquid Tight Threaded Plugs
No O-ring Required! Heyco® Nylon Liquid Tight Threaded Plugs
Heyco® V-0 Liquid Tight Hole Plugs – Low 75 Durometer
Heyco® V-0 Liquid Tight Hole Plugs – Low 75 Durometer
Heyco® V-0 Liquid Tight Hole Plugs – Standard 85 Durometer
Heyco® V-0 Liquid Tight Hole Plugs – Standard 85 Durometer

Electronic Caps and Plugs

Heyco® Connector Caps and Plugs
Heyco® Connector Caps and Plugs
Heyco® IEC-14 Plug
Heyco® IEC-14 Plug
Heyco® Nylon D-Subminiature Mounting Hole Plugs
Heyco® Nylon D-Subminiature Mounting Hole Plugs
HEYCap™ Electro Miniature Protection Caps
HEYCap™ Electro Miniature Protection Caps
HEYCap™ D-Subminiature Protection Caps
HEYCap™ D-Subminiature Protection Caps

Threaded Plugs

Heyco® Push-In Threaded Plugs
Heyco® Push-In Threaded Plugs
Heyco® TEMPlugs™ for NPT Threaded Ports
Heyco® TEMPlugs™ for NPT Threaded Ports
Heyco® Plugs for Threaded Ports – ISO
Heyco® Plugs for Threaded Ports – ISO
Heyco® Plugs for Threaded Ports – SAE
Heyco® Plugs for Threaded Ports – SAE
Heyco® Plugs for Threaded Ports – NPS
Heyco® Plugs for Threaded Ports – NPS
Heyco® Plugs for Threaded Ports – NPT
Heyco® Plugs for Threaded Ports – NPT
Heyco® PG and Metric Threaded PlugsNickel-Plated Brass
Heyco® PG and Metric Threaded PlugsNickel-Plated Brass
Heyco® PG and Metric Threaded Plugs Plastic
Heyco® PG and Metric Threaded Plugs Plastic

Tapered Caps and Plugs

HEYCap™ Tapered Caps and Plugs – SAE
HEYCap™ Tapered Caps and Plugs – SAE
HEYCap™ Tapered Caps and Plugs – NPT
HEYCap™ Tapered Caps and Plugs – NPT

Sheet Metal Plugs

Heyco® Sheet Metal Plugs – Flush Head
Heyco® Sheet Metal Plugs – Flush Head
Heyco® Sheet Metal Plugs – Flush Head
Heyco® Sheet Metal Plugs – Flush Head
Heyco® Metric Ergonomic Plugs
Heyco® Metric Ergonomic Plugs

Accessories

 

Heyco® Core Products Kit
Heyco® Core Products Kit
Heyco® Bushings LabKit #2
Heyco® Bushings LabKit #2
Heyco® Grommets LabKit #7
Heyco® Grommets LabKit #7
Heyco® Hole Plugs LabKit #3
Heyco® Hole Plugs LabKit #3

Download

Heyco®-Full-Line-Catalog-117-1-1

Heyco® Catalog 117

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Gauge-to-Thickness-Conversion-Chart-1

Sheet Metal Gauge to Thickness Conversion Chart

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Heyco_HVAC-brochure-1

Heyco® HVAC Brochure

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Hole_Plugs_broch-01

Heyco® HEYCaps, Nylon Finishing Plugs and Venting Brochure

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Heyco®-Engineered-Components-Solutions-for-the-Lighting-Industry-1

Heyco® Engineered Components Solutions for the Lighting Industry

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