Hole Plugs & End Caps

11.1mm diameter hole plug for panels up to 3.2mm thick. Features a convex dome shape.

44.5mm convex dome shaped hole plug for panels up to 3.2mm thick.

White convex dome shaped hole plug for holes 25.4mm in diameter and panels up to 3.2mm thick.

White convex dome shaped hole plug for 17.4mm holes. Fits panels up to 3.2mm in thickness.

Dome shaped convex hole plug for 25mm holes. Fits panels up to 4.1mm thick.

32mm dome shaped cvonex plug for 4.1mm thick panels.

20mm white convex dome shaped plug for panels up to 4.1mm thick.

50.8mm hole plug with a conved dome shaped head suitable for panels up to 3.2mm thick.

22.2mm convex dome shaped hole plug for panels up to 3.2mm thick.

Close unneeded panel holes and electrical knockouts. Convex, matte finish head tapers to a thin edge. Quick and easy installation. Locks firmly in panels up to .250" (6.4 mm) thick. Approximate Head Thickness: .063" (1.6 mm). Thickness may vary. Moulded from Nylon 6/6. Recognized under the Component Program of Underwriters' Laboratories File E51579. Certified by the Canadian Standards Association File 8919. Flammability Rating: 94V-2. Temperature Range: -40°F (-40°C) to 221°F (105°C).

Dome shaped convex hole plug for 34.9mm holes. Fits panels up to 3.2mm thick.

16mm white convex dome shaped hole plug for panels up to 4.1mm thick.

19.1mm convex dome shaped hole plug for closing unneeded holes. Suitable for panels up to 3.2mm thick.

11.1mm hole plug with two flat edges for Heyco "Double D" holes and unused strain relief bushing holes. Fits panels up to 4mm thick.

22.2mm hole plug for Heyco "Double D" and strain relief bushing holes. Fits panels up to 4mm thick.

14.3mm hole plug for unneeded strain relief bushing holes or Heyco "Double D" holes. Fits panels up to 4mm thick.

15.9mm hole plug for "Double D" shaped strain relief holes with two flat edges. Fits panels up to 4mm thick.

12.7mm hole plug for Heyco "Double D" and strain relief holes. Features two flat edges. Fits into 12.7mm holes and panels up to 4mm thick.

Convex hole plug for unused strain relief or Heyco "Double D" shaped holes. Fits 19.1mm holes and panels up to 4mm thick.

9.5mm plugs for "Double D" shaped strain relief holes with two flat edges. Fits panels up to 3.2mm thick.

Hole plug for unused strain relief mounting holes or Heyco's "Double D" shape. Features two flat edges. For 22.2mm holes with a panel thickness up to 4mm.

14.3mm plug for strain relief bushing holes and Heyco "Double D" shaped holes with two flat edges. Fits panels up to 4mm in thickness.

19.1mm hole plug for Heyco "Double D" shaped holes and strain relief fittings. Features two flat edges. Fits panels up to 4mm thick.

12.7mm hole plug for Heyco "Double D" and strain relief holes. Features two flat edges. Fits into 12.7mm holes and panels up to 4mm thick.

Easily removable cover for a DB15 D-subminiature electrical connection.

Easily removable cover for a DB9 D-subminiature electrical connection.

Easily removable cover for a DB25 D-subminiature electrical connection.

Easily removable cover for a DB37 D-subminiature electrical connection.

Ergonomic hole plug suitable for holes 22.5mm - 24mm diameter. Fits panels up to 2mm thick.

Ergonomic hole plug that fits holes from 20.5mm - 22mm diameter. Suitable for panels up to 2mm thick.

Ergonomic hole plug for holes 26.5mm - 28mm in diameter. Fits panels up to 2mm thick.

Ergonomic hole plug for holes 24.5mm - 26mm in diameter. Fits panels up to 2mm thick.

Ergonomic hole plugs fit a range of holes from 32.5mm - 34m diameter. Fit panels up to 2mm thick.

30.5mm - 32mm ergonomic hole plug. Fits panels up to 2mm thick.

28.5mm - 30mm ergonomic hole plug. Fits panels up to 2mm thick.

Ergonomic hole plug suitable for holes ranging from 18.5mm to 20mm in diameter. Fits panels up to 2mm thick.

Ergonomic hole plug for holes ranging from 15.2mm - 18mm. Fits panels up to 2mm thick.

Ergonomic hole plug for holes ranging from 14.5mm - 16mm. Fits panels up to 2mm thick.

Louvered hole plug for 22.2mm diameter holes. Louvers allow air ventilation while restricting liquid flow. Includes a filter to prevent dust and pest infiltration. Fits panels up to 3.2mm thick.

63.5mm louvered hole plug. Louvers allow for air ventilation while restricting liquids. The polyurethane foam filter inhibits dust and pest infiltration for objects larger than 30 microns.

Flat headed glossy plug for 44.4mm holes. Fits panels up to 6.4mm thick.

15.9mm flat headed hole plugs with a glossy finish. Fit panels up to 6.4mm thick.

22.2mm flat headed hole plugs with a glossy finish. Fit panels up to 6.4mm thick.

30.1mm flat headed hole plugs with a glossy finish. Fit panels up to 6.4mm thick.

Flat headed dome shaped hole plug for holes 27.8mm - 28.6mm diameter with a glossy finish. Fits panels up to 6.4mm thick.

9.5mm hole plug with a glossy finish. Fits panels up to 3.2mm in thickness.

7.9mm reusable hole plug with a glossy finish. Fits panels up to 1.6mm thick.

4.7mm flat headed hole plug with a glossy finish. Fits panels up to 1.6mm thick.

6.4mm flat headed hole plug with a glossy finish. Fits panels up to 1.6mm thick.

15.9mm flat headed hole plug fitted for panels up to 3.2mm. The nylon features a glossy finish.