7/8" Solid Rubber Grommet Panel Knockout Plug Available in 12 / 24 / 50 Packs Fits 7/8" (0.875") panel hole with a flush 1 1/8" (1.125") outer flange. Designed for 1/16" thick panels or enclosures. Seals open holes in metal or plastic panels. Great for knockouts, access holes, or unused cutouts in junction boxes, cabinets, or machinery. Made from solid black rubber, 60A durometer hardness. Suitable for both indoor and outdoor environments. Reduces dust, debris, and moisture intrusion while offering a clean, finished look. Perfect for electronics, industrial controls, manufacturing, automotive panels, and aerospace use cases. Size Details: ? Panel Hole Size: 7/8" (0.875" / 22mm) ? Flange OD: 1 1/8" (1.125" / 29mm) ? Panel Thickness: 1/16" (0.062" / 1.5mm) Ships from USA ? fast handling and delivery! 7/8" ID Solid Rubber Knockout Plug Grommet Panel Hole Seal 1 1/8" OD Flat Head 1/16" Panel Fit Stem Fits Hole Diameter of 7/8? Flat Head Head Diameter: 1 1/8? Thickness of Top Diameter: 1/16? Overall height: 9/32? Durometer Hardness: 60 Indoor or Outdoor Use Use drop down box to order needed quantity Ships Fast Free Shipping Free Shipping via USPS Ground Advantage, or Priority Mail on large or heavy orders. Orders are generally shipped same day or next on weekdays. Returns We accept return within 30 days from the receipt of the item for refund. Similar items 7/8" Rubber Panel Knockout Plug Grommets for 1/16? Thick Wall 1 1/8" OD 10 Pack $12.59 5/16" x 3 1/2" Thumb Screw Bolts Black Fluted Clamping Knob Stainless Steel $13.59 3/8" ID Rubber Flat Washers 1 1/4" OD Oil Resistant 1/4" Thick Spacer Gaskets $16.79 3/8" ID Rubber Flat Washers 1" OD x 1/8" Thick Spacers Seal Gasket 3/8 x 1 x 1/8 $16.59 1/4"-20 x 1" Thumb Screws T Bolts Black Tee Wing Hand Knob 4 Pack Stainless $12.39 Guitar Amp Feet 1/2" Tall Heavy Duty 1 1/4" Dia Round Replacement Feet 4 Pack $12.79 M4 x 8mm Knurled Thumb Screws Bolts Black Clamping Knob 304 Stainless Steel 4mm $14.29 25mm Rubber Panel Knockout Plug Grommets for 3mm Groove 32mm OD Top Flange $12.89 5/16" Rubber Panel Hole Plugs Solid Rubber Grommet Flush Covers for 5/32" Panels $14.39 Guitar Amp Knob Black Chicken Head w/ Metal Insert and Set Screw for 1/4" Shaft $11.95 1 1/4" Wide x 5/8" Tall Round Guitar Amp Feet Rubber Bumpers Equipment Stands $16.49 1/4"-28 x 1" Fine Thread Stainless Thumb Screw Bolts Black Knurled Round Knob 4p $14.39 3/4" Panel Hole Rubber Wire Grommets 1/2" ID for 3/16" Thick Groove 12 Pack $15.95 3/4" Panel Hole Grommet Flush Plugs Knockout Cover Seals 1/8" Thick Wall 10 Pack $13.59 1/2" ID Rubber Panel Hole Plug for 1/8" Thick Wall 5/8" OD Solid Grommet 10 Pack $12.39 M8 x 40mm Thumb Screw Bolts Black Round Clamping Knob Stainless Steel 4 Pack $15.49 Add suggested items to your listings - Check it out on 3Dsellers.com listing template by 3Dsellers.com - Try for Free!