Rubber Grommets – Heavy-Duty Seals for Industrial and DIY Applications

Shop our extensive selection of high-quality rubber grommets, including firewall grommets, wire grommets, and cable grommets for automotive, household, and electrical needs. Whether for cable management or wiring protection, our rubber grommets ensure durability and efficiency. Ideal for sealing, insulating, and protecting wiring and piping systems from abrasion. Perfect for electrical cords, hoses, and pipe protection.

Every application covered: electrical rubber grommets for panels, junction boxes, and enclosures; automotive grommets for firewalls, fenders, and body panels; pipe and hose grommets that cushion plumbing through studs and bulkheads; and small wire grommets down to 1/4" for electronics and appliances. All are push-in style — they snap into the panel hole by hand, no adhesive or tools. Buying multiple sizes for the shop? Order any mix of sizes to build your own assortment at per-piece prices.

Not sure which size you need? Use our Rubber Grommet Size Chart & Size Finder to match your panel hole diameter and panel thickness to the exact grommet, or read how to measure a rubber grommet. For wiring pass-throughs in breaker boxes, see our electrical panel knockout grommets; for sealing holes with nothing passing through, see blank/closed grommets; for oil-exposed or outdoor installs, check the rubber material guide.