Item Type: Air Conditioner Sealing Gasket Kit Material: Aluminum Alloy + Rubber Product Specification: Inside Diameter Of Washer: 8.2mm 11.1mm 1.3mm 17.2mm 15.5mm 5.32mm 9.8mm 12.87mm Outer Diameter Of Washer:16.1mm 19.21mm 25.34mm 28.34mm 28.34mm 23.52mm 13.45mm 17.82mm 21mm Washer Thickness: 1.3mm Package List 40 x Washer 1 x Storage Box 1Cost Effective: Engineered and manufactured specifically for meeting original standard, this AC sealing gasket kit is an economical and outstanding aftermarket replacement part. 2Strong Construction: This sealing washer kit is waterproof and heat resistant, which can provide extremely low or high pressure sealing and withstand harsh temperatures. 3More Durable: This air conditioner gasket kit is made from firm aluminum alloy material, which has strong anti rust ability, and can be used stably for a long time. 4Excellent Performance: This air conditioner compressor gasket kit has great sealing ability, which can reduce noise and ensure stable performance. 5Direct Replacement: An ideal and perfect substitute, you can directly replace your worn or damaged ones for time saving.