{"product_id":"r-d-marine-6-bobbin-shaft-coupling-808006","title":"R\u0026D Marine 6\" Bobbin Shaft Coupling","description":"\u003cp\u003eA bobbin coupling is a double flange coupling, which is used to extend the boat propeller shaft. They can also be used for making a double flexible coupling with two R\u0026amp;D type flexible couplings. This can provide excellent noise and vibration control, at a very reasonable price.\u003c\/p\u003e\u003cp\u003eThe 6\" R\u0026amp;D bobbin coupling is machine from steel, and the flanges will suit gearbox flanges (5.75\") for PRM, Borgwarner Velvet Drive, ZF and Twin Disc gearbox.\u003c\/p\u003e\u003cp\u003eBobbin coupling dimensions:\u003c\/p\u003e\u003cp\u003ea - Flange outside diameter = 5.75\"\u003c\/p\u003e\u003cp\u003eb - Hole pitch circle = 4.75\"\u003c\/p\u003e\u003cp\u003ec - Number of holes = 6\u003c\/p\u003e\u003cp\u003ed - Hole size = 0.50\"\u003c\/p\u003e\u003cp\u003ee - Register diameter = 3.00\" male on one flange and female on the other\u003c\/p\u003e\u003cp\u003ef - Bobbin coupling length = 5.86\"\u003c\/p\u003e\u003cp\u003eg - Bobbin neck diameter = 4.25\"\u003c\/p\u003e\u003cp\u003e\u003cimg alt=\"Bobbin Shaft Coupling Dimensions Diagram\" src=\"https:\/\/d1blekj7w4kc3j.cloudfront.net\/files\/couplings\/bobbin-couplings.jpg\" title=\"Bobbin Coupling Diagram\" width=\"300\" height=\"155\"\u003e\u003c\/p\u003e\u003cp\u003eR \u0026amp; D Marine Bobbin shaft coupling spacer number 202-250\u003c\/p\u003e\u003cdiv class=\"panel-body\"\u003e\n                            \u003ctable class=\"table\"\u003e\n                                \u003ctbody\u003e\n                                                                    \u003ctr\u003e\n                                        \u003ctd\u003e\u003cstrong\u003eCoupling PCD\u003c\/strong\u003e\u003c\/td\u003e\n                                        \u003ctd\u003e4.75\" \/ 120.6mm\u003c\/td\u003e\n                                    \u003c\/tr\u003e\n                                                                    \u003ctr\u003e\n                                        \u003ctd\u003e\u003cstrong\u003eCoupling Register Diameter\u003c\/strong\u003e\u003c\/td\u003e\n                                        \u003ctd\u003e3.00\" \/ 76.2mm\u003c\/td\u003e\n                                    \u003c\/tr\u003e\n                                                                    \u003ctr\u003e\n                                        \u003ctd\u003e\u003cstrong\u003eGearbox Output Coupling Diameter\u003c\/strong\u003e\u003c\/td\u003e\n                                        \u003ctd\u003e5.75\" \/ 146mm\u003c\/td\u003e\n                                    \u003c\/tr\u003e\n                                                                    \u003ctr\u003e\n                                        \u003ctd\u003e\u003cstrong\u003eNumber of Fixing Holes\u003c\/strong\u003e\u003c\/td\u003e\n                                        \u003ctd\u003e6\u003c\/td\u003e\n                                    \u003c\/tr\u003e\n                                                                    \u003ctr\u003e\n                                        \u003ctd\u003e\u003cstrong\u003eRegister Gender\u003c\/strong\u003e\u003c\/td\u003e\n                                        \u003ctd\u003eMale one end and Female the other end.\u003c\/td\u003e\n                                    \u003c\/tr\u003e\n                                                                    \u003ctr\u003e\n                                        \u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n                                        \u003ctd\u003eR\u0026amp;D Marine\u003c\/td\u003e\n                                    \u003c\/tr\u003e\n                                                                    \u003ctr\u003e\n                                        \u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n                                        \u003ctd\u003e202-250\u003c\/td\u003e\n                                    \u003c\/tr\u003e\n                                                                    \u003ctr\u003e\n                                        \u003ctd\u003e\u003cstrong\u003eLength\u003c\/strong\u003e\u003c\/td\u003e\n                                        \u003ctd\u003e5.86\"\u003c\/td\u003e\n                                    \u003c\/tr\u003e\n                                                                    \u003ctr\u003e\n                                        \u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n                                        \u003ctd\u003eUnited Kingdom\u003c\/td\u003e\n                                    \u003c\/tr\u003e\n                                                                \u003c\/tbody\u003e\n                            \u003c\/table\u003e\n                        \u003c\/div\u003e\u003cbr\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eManufacturer Part Number: 202-250\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg align=\"right\" src=\"https:\/\/d1blekj7w4kc3j.cloudfront.net\/images\/presets\/product_page_normal\/catalogue\/products\/R-and-D-Marine-Logo_3.jpg\" alt=\"\" title=\"\" width=\"200\"\u003e\u003c\/p\u003e","brand":"R\u0026D Marine","offers":[{"title":"Default Title","offer_id":57809838768502,"sku":"AQ 808006","price":360.57,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1078\/5560\/files\/808006.jpg?v=1778100056","url":"https:\/\/shop.chastheboat.co.uk\/products\/r-d-marine-6-bobbin-shaft-coupling-808006","provider":"ChasNewensMarine","version":"1.0","type":"link"}