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 Plug Grommets 1/16" Wall 1 1/8" OD Top Knockout Cover 10 Pack $12.95 5/16" Thumb Screw T Bolts Black Plastic Butterfly Clamping Tee Wing Knob 5/16-18 $12.95 Guitar Amp Feet 1 1/4" Tall x 1 1/4" Wide Base Rubber Bumpers Equipment Stands $13.67 Guitar Amp Feet 3/4" Tall x 1" Wide Round Rubber Replacement Feet Spacer Stands $12.59 1/4" Tall x 3/8" Square Stick on Rubber Feet for electronics Adhesive Backed Pad $14.95 1/4" Tall x 1/2" Wide Round Stick on Rubber Feet Adhesive Backed Bumper Pad Foot $13.49 1/4"-20 Knurled Thumb Screw Bolts Red Round Clamping Knob Stainless Steel 4 Pack $12.59 1/8" Thick x 1/2" Wide Square Stick on Rubber Feet for electronics Base Lifter $13.95 1/2" ID Rubber Panel Knockout Plugs Flush Grommet for 1/8" Walls 5/8" OD Top $13.49 3/16" Tall x 7/16" Wide Round Stick on Rubber Feet Pads Adhesive Backed Bumpers $12.59 1/2" Rubber Panel Plug Grommets 1/16" Wall 5/8" OD Top Knockout Hole Cover $14.95 1" ID Rubber Grommet Panel Knockout Hole Plug 3/16" Groove 1 1/4" OD Top Flange $15.79 1 1/8" Silicon Rubber Hole Plugs Push In Compression Stem Drain Knockout Covers $15.39 Rubber Stick on Guitar Pedal Feet 3/16" Thick 7/16" Round Adhesive Bumper Pads $12.95 1 1/4" Replacement Feet for Reel to Reel Deck Heavy Duty Equipment Risers Stands $13.67 3/4" ID Rubber Flat Washers 1 1/2" OD 1/4" Thick Spacer Seals 3/4 x 1 1/2 x 1/4 $13.95 Add suggested items to your listings - Check it out on 3Dsellers.com listing template by 3Dsellers.com - Try for Free!