{"product_id":"331-single-lock-valve","title":"Replacement 331 Single Lock Valve for HD Systems","description":"\u003cp\u003eThe 331C lock valve is a single double acting lock valve designed to prevent load motoring the helm unit. This should be used where the autopilot has a lock valve of it’s own, or to eliminate feedback from a highly active rudder.\u003c\/p\u003e\n\u003cp\u003eFive versions are available, depending on your installation tubing:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eSingle helm lock valve kit – No fittings (Pt. No: 331A)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSingle helm lock valve with fittings to suit 1\/2″ Copper tubing (Pt. No: 331C12)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSingle helm lock valve with fittings to suit 3\/8″ Copper tubing (Pt. No: 331C38)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSingle helm lock valve with fittings to suit 1\/2″ Nylon tubing (Pt. No: 331N12)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSingle helm lock valve with fittings to suit 3\/8″ Nylon tubing (Pt. No: 331N38)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003ePlease Note\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis item is suitable as a replacement part for HyDrive hydraulic steering systems only. If you don't have a HyDrive steering system please do not buy this item. HyDrive Ultra-15 steering fluid must be used - other brands of hydraulic oil will invalidate the HyDrive warranty.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eHyDrive's home is Australia where recreational and commercial boats often operate days from onshore support. Systems and components are tough, reliable, made from quality materials and designed for easy on the water serviceability.  HyDrive has built an enviable worldwide reputation, in addition to being used by experienced recreational sailors systems can be found on Pilot boats, commercial fishing vessels and Olympic Sailing Team support RIBs etc.. Want a high quality dependable steering system? Fit HyDrive. \u003c\/span\u003e\u003c\/p\u003e","brand":"HyDrive","offers":[{"title":"No Fittings","offer_id":56226473345409,"sku":"331A","price":389.95,"currency_code":"GBP","in_stock":true},{"title":"1\/2″ Copper tubing","offer_id":56226473378177,"sku":"331C12","price":429.95,"currency_code":"GBP","in_stock":true},{"title":"3\/8″ Copper tubing","offer_id":56226473410945,"sku":"331C38","price":429.95,"currency_code":"GBP","in_stock":true},{"title":"1\/2″ Nylon tubing","offer_id":56226473443713,"sku":"331N12","price":429.95,"currency_code":"GBP","in_stock":true},{"title":"3\/8″ Nylon tubing","offer_id":56226473476481,"sku":"331N38","price":429.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0582\/5445\/files\/HyDrive-331-lock-valve.jpg?v=1788616178","url":"https:\/\/www.specialistsmallcraft.co.uk\/products\/331-single-lock-valve","provider":"Specialist Small Craft","version":"1.0","type":"link"}