{"product_id":"jacobs-30623-ball-retainer-keyless-precision-drill-chuck","title":"Jacobs 30623 Ball Retainer Keyless Precision Drill Chuck","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe JACOBS 30623 is a ball retainer replacement part designed for use with keyless precision drill chucks. Ball retainers are internal components that maintain proper ball bearing position within the chuck assembly, ensuring smooth jaw movement and consistent grip during drilling operations. This part is sold individually and is intended for technicians and machinists performing chuck service or rebuilds on compatible JACOBS keyless precision drill chuck models. Replacing a worn or damaged ball retainer restores proper chuck function and extends service life without requiring full chuck replacement.\u003c\/p\u003e\u003cp\u003eThis ball retainer is suited for bench-top and floor-standing drill press applications as well as portable drilling equipment that uses compatible JACOBS keyless precision chuck assemblies. It is typically installed during chuck overhaul or when chuck jaws exhibit irregular movement, slippage, or binding caused by worn internal components. Machinists, tool and die technicians, and maintenance professionals working in industrial or shop environments will find this part useful for scheduled chuck maintenance and repair.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eDirect replacement ball retainer for JACOBS keyless precision drill chuck service\u003c\/li\u003e\n\u003cli\u003eCompatible with JACOBS Chuck No. 160 and model S-160\u003c\/li\u003e\n\u003cli\u003eSold as a single unit for targeted component-level repairs\u003c\/li\u003e\n\u003cli\u003eSupports smooth jaw actuation and consistent bit retention in keyless chuck assemblies\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eCompatible with JACOBS Chuck No. 160 (Model S-160) keyless precision drill chucks.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eChuck component service should be performed by a qualified machinist or tool technician familiar with drill chuck disassembly procedures. Disconnect and lock out power to the drill press or drilling machine before beginning any chuck service work. Use appropriate chuck removal tools and follow the chuck manufacturer's service documentation to avoid damaging internal components during disassembly and reassembly. Inspect all related internal components for wear before reinstalling the chuck assembly.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type\u003c\/strong\u003e: Ball Retainer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFor Use With\u003c\/strong\u003e: Keyless Precision Drill Chuck\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChuck Compatibility\u003c\/strong\u003e: Chuck No. 160, Model S-160\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 1\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: JACOBS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 30623\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JACOBS CHUCK","offers":[{"title":"Default Title","offer_id":67905960247602,"sku":"30623","price":69.64,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/6585d2409050b8b05becddf92c4ee386.jpg?v=1791160991","url":"https:\/\/voomisupply.com\/products\/jacobs-30623-ball-retainer-keyless-precision-drill-chuck","provider":"Voomi Supply","version":"1.0","type":"link"}