1/2" Panel Hole Rubber Grommets 5/16" ID x 3/16" Groove EPDM Wire Protection Bushings for Electrical Automotive Firewall Cable Management (50 Pack)

Snap-In Rubber Grommets for 1/2" Panel Hole Pack Sizes Available: 12 / 24 / 50 Product Highlights: ID (Inner Diameter): 5/16" – Suitable for cables and wires. OD (Outer Diameter): 5/8" with a top flange for a professional finish. Groove Design: Fits 3/16" Thick Wall Material panels. Material: SBR rubber, offering excellent abrasion resistance and flexibility. Key Features: Wide Applications: Ideal for electronics, automotive, marine, trucking, and powersports uses. Cable Protection: Prevents abrasion and damage from sharp edges when wires pass through panel holes. Durable Resistance: Handles water, abrasion, moderate chemicals, organic acids, alcohols, ketones, and aldehydes. Easy to Install: Push-in or snap-in design; mallet installation compatible. Specifications: Panel Hole Size: Fits 1/2" diameter. Overall Thickness: 1/2". Material Standards: ASTM D2000 AA, BA. Tensile Strength: 500 psi; elongation 600%. Durometer Hardness: 55A ± 5. Quantity Options: Available in 12, 24, or 50 packs to match project requirements. Applications: Vintage autos Motorcycles and powersports Electronic panels Marine uses

• Panel Hole Size: 0.5" (12.5mm), ID (center wiring hole): 0.3125" (8.0mm), Groove Thickness: 0.1875" (5.0mm), Flange OD: 0.5625" (14.5mm), Thickness: 0.5" (12.5mm)
• SBR rubber delivers flexible, resilient cushioning with strong abrasion resistance, creating a snug protective pass through that reduces vibration and edge wear for wiring in automotive, electrical, and shop projects.
• Easy installation for quick press-fit into drilled panel holes, speeding assembly and maintenance in enclosures, machinery, and equipment while keeping wire and cable pass-throughs snug and tidy.
• Tough general-purpose rubber for indoor machinery, electronics cabinets, tool benches, and metal panels; reduces vibration and guards cables against wear.
• Ideal for shop tools, 3D printers, CNC enclosures, server racks, audio gear, instrument panels, and DIY projects; keeps routing clean and organized.