

| Subject: | Re: Swage Bit + Bolt for Pop Top Cable. Strong enough? |
| From: | Alistair Bell |
| Date: | Tue, 3 Aug 2010 21:54:46 -0700 |
Neil, I'd be inclined to heat the stainless with torch to red and then bend. You probably would be able to get away with bending cold, but I'd heat it. I noticed a guy on the samba ( "spitsandrovers"?) in response to your query, said he never used a crimper, just vice grips. Well all I can say is he must be crimping small and lightly loaded stuff. if you have access to real crimper/swager, use it even if its an awkward tool to get in position for your job. And besides, your swaging a stainless fitting, not some soft alloy. 5mm bolt, kept tight, i think would be strong enough. there is a surprising amount of force contained in the lift assembly, its good your thinking about strength of materials. good luck alistair On 3-Aug-10, at 9:03 PM, neil n wrote: Hi all. Trying to come up with a way to make a cable ( I'll use 3/32" OD) for the spring in pop top. Thinking this: (PN 190025): http://www.westernmarine.com/acrobat/blu190025.pdf held with bolt through hole in lower arm where "Z" bit was. There might be enough room for a nylon locking nut on other side of arm. New part needs to be bent to follow curve at end of arm. Would bending this stainless part ~ 45* weaken the metal to much to be useable in this application? Would a 5 mm bolt in that application be strong enough not to shear? Any educated guesses? On the other end of cable, I would drill out the stopper, pass cable through, leave ~ 1/2" end exposed, crimp on a stopper. (though I'm not sure if there would be enough room between pivot pin and exposed cable + crimp) Neil. -- Neil Nicholson '81 VanaJetta 2.0 "Jaco" http://tubaneil.googlepages.com/ http://groups.google.com/group/vanagons-with-vw-inline-4-cylinder-gas- engines
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