Pieces Rubber Drain Valve for Tractor Air Filter 50mm 21234 Compatible with Massey Ferguson 133 135 140

Air filter rubber drain valve, part number 21234, compatible with Massey Ferguson 133, 135, 140, and 145 series tractors. Made of oil-resistant rubber, flexible and durable, with good sealing and weather resistance. Inner diameter 50 mm, outer diameter 61 mm, height 46.5 mm, head width 43 mm, height 26 mm. This product is used to drain water and dust from the bottom of the filter, keeping the air filtration system clean and improving engine intake efficiency. Easy to install, directly replaces the original rubber valve; no modifications or special tools are required, making it suitable for routine maintenance.