{"product_id":"skf-4931-power-take-off-pto-shift-shaft-seal","title":"SKF 4931 Power Take Off (PTO) Shift Shaft Seal","description":"\u003ch2\u003eReliable Power Take Off Shift Shaft Seal for Driveline Systems\u003c\/h2\u003e\u003cp\u003eThe SKF 4931 Power Take Off (PTO) Shift Shaft Seal is engineered to provide dependable sealing performance in driveline and axle applications. Designed with precision, this seal helps maintain system integrity by preventing fluid leaks and contamination.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWidth: 0.250 inches for compact and effective sealing\u003c\/li\u003e\n\u003cli\u003eOutside Diameter: 0.879 inches ensuring a secure fit\u003c\/li\u003e\n\u003cli\u003eShaft Diameter: 0.500 inches compatible with standard PTO shafts\u003c\/li\u003e\n\u003cli\u003eSealing Surface Type: Nitrile material for resistance to oil and wear\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDurable Design and Material Specifications\u003c\/h2\u003e\u003cp\u003eThis SKF PTO shift shaft seal features a nitrile sealing surface, known for its excellent resistance to petroleum-based fluids and abrasion. The 0.250-inch width and 0.879-inch outside diameter are optimized for a tight seal around a 0.500-inch shaft diameter, making it suitable for various driveline applications. The precision dimensions ensure minimal leakage and extended service life under typical operating conditions.\u003c\/p\u003e\u003ch2\u003eApplications and Common Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePrevents oil leaks in PTO shift shaft assemblies\u003c\/li\u003e\n\u003cli\u003eProtects driveline components from dirt and debris ingress\u003c\/li\u003e\n\u003cli\u003eReduces wear caused by contamination and fluid loss\u003c\/li\u003e\n\u003cli\u003eMaintains hydraulic system pressure integrity\u003c\/li\u003e\n\u003cli\u003eHelps avoid costly downtime due to seal failure\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the SKF 4931 PTO shift shaft seal, ensure the shaft and housing surfaces are clean and free of debris. Use appropriate tools to avoid damaging the seal lip or casing during installation. Verify the seal orientation matches the system requirements to maintain proper sealing function. Lubricate the sealing surface lightly with compatible fluid before installation to reduce initial wear.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eSKF manufactures the 4931 PTO shift shaft seal to meet stringent quality standards, ensuring reliable performance in demanding automotive driveline environments. While specific warranty details are not provided, SKF products typically come with manufacturer-backed quality assurance to support durability and fitment accuracy.\u003c\/p\u003e","brand":"SKF","offers":[{"title":"Default Title","offer_id":52084854554805,"sku":"BCNB-4931","price":14.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/CR_4931_Fro.jpg?v=1775147891","url":"https:\/\/www.partcatalog.com\/products\/skf-4931-power-take-off-pto-shift-shaft-seal","provider":"PartCatalog","version":"1.0","type":"link"}