5/16" Rubber Panel Plug Fits 5/16" Diameter hole Solid Silicone Rubber Knockout Grommet Without Center Hole 7/16" OD, 1/4" Thick & Fits 1/16" Panels Ideal for Sheet Metal, Firewall, Automotive, Marine, Motorcycle, Powersports & Industrial Use. Moisture Resistant, Noise Reducing, Vibration Dampening. Pack of 25 Grommets. Applications: Blind Panel Plug Bulkhead Grommet Electrical Panel Hole Covers Firewall Grommets Hole Sealing Grommets Plastic Box Knockout Plugs Wiring Hole Plugs Seller Information: Order with Confidence: ✅ All merchandise is stocked in our California warehouse. Our fifth year on eBay with a 99.9% approval rating from over 48,000 reviews Please visit our store for a wide range of fasteners, hole plugs, rubber feet, rubber grommets, thumb knobs, tubing plugs
  • Bushings
  • Panel Plugs
  • Spacers
  • Firewall Plugs
  • Grommets
 

5/16" Rubber Panel Plug Fits 5/16" Diameter hole Solid Silicone Rubber Knockout Grommet Without Center Hole 7/16" OD, 1/4" Thick & Fits 1/16" Panels Ideal for Sheet Metal, Firewall, Automotive, Marine, Motorcycle, Powersports & Industrial Use. Moisture Resistant, Noise Reducing, Vibration Dampening. Pack of 25 Grommets. Applications: Blind Panel Plug Bulkhead Grommet Electrical Panel Hole Covers Firewall Grommets Hole Sealing Grommets Plastic Box Knockout Plugs Wiring Hole Plugs Seller Information: Order with Confidence: ✅ All merchandise is stocked in our California warehouse. Our fifth year on eBay with a 99.9% approval rating from over 48,000 reviews Please visit our store for a wide range of fasteners, hole plugs, rubber feet, rubber grommets, thumb knobs, tubing plugs

5/16" Silicone Rubber Blind Panel Plug Fits 1/16" Panels – 25 Pack

Each order includes 25 solid silicone rubber blind panel plugs.

Description
These solid silicone rubber blind panel plugs seal unused 5/16" holes.
They are used in sheet metal panels and enclosures.
The plugs are designed for 1/16" panel thickness.
The solid design closes the opening completely.
A flush finish improves panel appearance.

Silicone rubber stays flexible in service.
The material resists heat.
It also resists vibration.
Push-in installation requires no tools.
The plug seats securely in thin panels.
Use these plugs for repair and replacement work.

Commonly purchased together with our rubber grommets, panel plugs, and wire bushings for panel work.

Specifications
Hole fit: 5/16" diameter (8 mm)
Panel thickness: 1/16" (2 mm)
Outside diameter (OD): 7/16" (11 mm)
Material: Black silicone rubber
Hardness: 60–65 Shore A
Design: Solid blind panel plug
Head style: Flat / flush-mount
Function: Hole sealing
Surface types: Sheet metal panels
Use environment: Indoor / outdoor light industrial
Operating temperature: -40 °C to 200 °C (-40 °F to 392 °F)
Pack count: 25 pieces per pack

Key Uses
Electrical panels
Sheet metal enclosures
Equipment panels
Repair and replacement work
Industrial maintenance tasks

Service
Ships from California, USA warehouse
Same-day handling on most weekday orders
Tracking uploaded quickly after shipment
51,000 buyers' reviews
99.8 percent positive feedback
10 percent discount on 2 or more packs
Free shipping with tracking included

Product Specs
Country of Origin: 
Item Thickness: 1/4" (6mm)
Shape: Round
Custom Bundle: No
MPN: na
Item Length: NA
Temperature resistance: -40C to 120C/-40F to 250F
Gauge: NA
Screw Size: Fits 5/16" (8mm) Diameter hole
Drive Style: Push-in
Unit Type: Unit
Mandrel Material: NA

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$12.95

3/4" Grommet Without Hole 1" OD Blind Panel Plug Fits 3/16" Thick Materials

$24.5

7/16" x 1/4" w 3/16" Groove Rubber Wire Grommets Panel Bushings Oil Resistant

$10.91

Firewall Rubber Wire Grommet 2 1/2" w 2 1/8" ID w 1/8” Groove Oil Resistant NBR

$35

Rubber Wire Grommets, Fits 7/16" Hole x 1/4" w 3/16" Outer Groove Oil Resistant

$10.79

5/16" Rubber Step Bushings 5/16” Hole X 1/4" ID x 1/2” OD Panel Bushings

$13.75

Firewall Rubber Hole Plugs 7/8" to 2 1/2" Push In Compression Stem 10 Sizes

$13.91
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We ship every day Monday - Friday.

PayPal is the preferred payment method.

We hope you will love your purchase, however if you need to return it, we have a 60 day return policy.

We hope you will love your purchase, however if you need to return it, we have a 60 day return policy.

We hope you will love your purchase, however if you need to return it, we have a 60 day return policy.

We hope you will love your purchase, however if you need to return it, we have a 60 day return policy.

We hope you will love your purchase, however if you need to return it, we have a 60 day return policy.

We hope you will love your purchase, however if you need to return it, we have a 60 day return policy.

Featured Products

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This solid silicone rubber blind panel plug seals unused 5/16" holes.
It is designed for 1/16" panel thickness.
The 7/16" outside diameter provides a flush fit.

The solid design prevents pass-through.
Silicone rubber resists heat and vibration.
The plug maintains flexibility during service use.

Used in panels, enclosures, and sheet metal repairs.
Common in maintenance and replacement tasks.
Designed for MRO teams and technicians working in inch and metric systems.