![]() I'd been thinking about getting a couple extra tow pins in order to use a two vehicle four point "X" extraction (my feeble terminology). Įdit 2: Thanks to and for the idea of combining tow pin and a hitch to get more load points. Įdit 1: Thanks to and below, I now know enough to actually buy one. Designed for todays demanding applications, these one-piece, grade 5 performance, forged hitch pins are made from high strength steel and heat-treated. Will start with a Yankum soft shackle, then later add a hard shackle for flexibility.īut I still don't know about that pin thingy. The ultimate sheer strength is typically about 60 of the tension strength, putting that sheer strength at about 90,000 lbs. ![]() I can tie down canoes and rooftop loads with the best, but have never dragged anything behind (well, okay, there was that rear bumper once but let's skip that).Īs for a receiver and hitch, I'm leaning toward the standard Subaru 2" receiver (L101SAN000) with the required OBW fascia (L101SAN620), with a Yankum hitch receiver recovery point. Buy Hitch Pin, 5/8 In x 4 In: Hitch Clips & Pins - FREE DELIVERY possible on eligible purchases. Grade 8 Hitch Pins are high-strength fasteners used for securing the coupling of equipment to a towing vehicle. For reference you can look at a grade 8 bolt that is 5/8 inch diameter and the tensile strength is 150,000 lbs per square inch. I'm a hitch newbie and don't want to take anything for granted or make assumptions. If this seems silly to you old hands, please try not to laugh too hard. So what about the pin itself: What material? What design? What type retaining pin? Where the devil do I get one if it doesn't come with the receiver or hitch? Depending on the configuration the fact that a hitch pin is a double shear connection (not exactly because of the empty space between the shear points) even a cheap pin would have a shear strength in the 20-26K range. But it's never described or included with any receiver or hitch that I've looked at online. Even with grade 2 steel a 5/8 hitch pin would have a single shear strength of about 13,000lbs. Standard Clevis Pins Headed Inch Plain Grade 1010/Grade 1018 Steel, sorted by Pin Diameter, custom. Obviously the pin is a critical component (duh). Standard Clevis Pins Headed Inch Zinc Plated 18-8 Stainless Steel, sorted by Pin Diameter, custom. Very helpful comments here, lots to think about - thanks! One thing, though.
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