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Member postings for Geoff Lewis 2

Here is a list of all the postings Geoff Lewis 2 has made in our forums. Click on a thread name to jump to the thread.

Thread: Steel brick
18/12/2015 19:19:07

Sorry, I should have mentioned I live in Cardiff area. I have also tried to upload about 6 photos but it keeps dropping four of them out. I haven't quite got the hang of this thing yet and the print in this box is so small I can hardly see it?

Many thanks. How do I edit the posting?

18/12/2015 18:41:54

i am looking for a lump of mild steel measuring 8 3/8" x 10 1/8" x 2 7/8"
reasonable price considered. offcut ok

i have for disposal a fine piece of round section steel. not sure of it's composition but it submits to filing ok.
a photograph is attached.

the outer diameter is 10 3/4" and the stepped down diameter is 9 1/2". overall height of piece when laid flat on't floor is just over 3 5/16". depth of reduced diameter is approx 15/16"

I really want to swap or come to some sort of arrangement if purchase is necessary and could possibly meet up for exchange or whatever

 

Edited By JasonB on 18/12/2015 19:58:58

Thread: 6 BA hexagon headed screws
01/07/2015 19:28:27

The cutter does actually look pretty blunt Neil and I did investigated the cost of having it reground. Unfortunately there are fewer tooling services around these days and since I have been quoted £40 to regrind I thought it would be cheaper to get hold of a good second hand one. Thanks for all you other replies and suggestions guys. Good to know you are out there.

26/06/2015 15:45:23

Once again thank you for all your replies and suggestions. I seem to have opened up quite a discussion on BA stuff. Good job we still have engineers left in this country of ours - so I'll ask for help on a couple of other topics all for the same project.

First - like an idiot - a machined a pinion blank out of EN 24 !!!!! and was disappointed when my cutter went blunt The cutter was 9DP for 15 teeth. So I machined up another blank out of ordinary MS which I should have done in the first place. Used a cutter meant for a lot more teeth and it worked fine - pleased with the result but of course it didn't roll into engagement smoothly with the 114 Tooth gear it was mated with. So ah says me winkI'll trim the top of the teeth with the proper 15 tooth cutter which would probably have been OK for the job except that I took it to the same depth. PILLOCK! Now it engages OK but with a little bit of play and it does look too rounded at the crest. Anybody got a 9DP Gear cutter to suit a 15 teeth pinion that they can flog me?

Second request which should be easier. I am looking for a couple of tension springs to hold the latch down on a quadrant lever - something like on a valve reverse gear except that it is for a dog clutch shift collar. Ideally they need to be 3/4 inch long and 3/32 inch diameter. Model shops that used to have this kind of thing are rapidly disappearing. Any help much appreciated.

23/06/2015 15:58:24

Hi guys,

Many thanks for all your replies and comments. steamdave seems to have solved my problem with his suggestion to contact: http://www.ba-bolts.co.uk. I looked at this, sent an email and got a telephone call within 15 minutes. Just got back from his hols and catching up but it looks good and he can help. Put it on your supplier list.

Thanks for that Dave. Next time you are in a sweet shop buy yourself a chocolate bar and pretend it's from me!

23/06/2015 12:04:46

I have a need for 6BA hexagon headed screws/bolts with a parallel shank. I have included a picture of ones I already have insufficient of. Plain shank portion is 0.108" diameter and extends for 0.210 ". Over all length is 0.580". They are the remains of some old stock and I need a couple of dozen more. AF dimension is 0.192". The existing ones are from MS. If anybody can help and suggest where to get these I would appreciate it or even tell me if anybody can make them - preferably out of material stronger than MS.

6ba bolts.jpg

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