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An illuminating write-up. Thanks for taking the time and effort.

Finally only two holes were missing in the fuze body: one 4 mm hole for the fuze key and one smaller hole for the set screw (a 8-32 UNF if I remember...

And idea what the markings say? All I can read is "HEAT SHELL smudges" Offhand it looks like a SNORA type, here's some brochures I've acquired.

The next step is machining the complete outside shape. The simple method would be to meassure the angle of the cap's cone and setting the upper...

I think so

Time table for Switch #10 with hexagonal nut.

The drawing in the first picture does not match with the photo of the projectile. I think it's an error in the OP

Us navy 5in Mk15 could be a good candidate. I think these pictures are from one of your posts (same markings on band)

Close to 5in Mk15

I made a cone for a No. 199 Fuze back in 2009. There is some information on the thread types here: ...

It's been about 6 years, lets bump this and try again. Lightweight non-ferrous construction. I'm looking for country and weapon. Anyone?

Yup thats the one...

Thanks for details. Ok for the second hole. I assume your picture is the post war pencil with hex, is it this one ? :...

Ahh, thank you. Now (not in the middle of the night) I see the words are tagged 'br.' and 'am.' and 'alumium' as obsolete. I got it from dict.cc...

From memory the only real change was the addition of an extra inspection hole above the safety strip. Post war the copper amouple end they started...

Hello, I only know N°10 MkI so what is the difference between Mk1 and Mk2 ? Regards

Ah, the Aluminium, Aluminum debate Aluminum was the original name. This later changed to aluminium, which eventually became the official...

it depends where you come from the americans say "a loo mi num" english say it like we spell it,aluminium

To cut the thread I made a thread tap from pre hardened material. I don't know it's values but it's hardness is a little below that it is possible to...

Next step was to cut off ~1 cm from the rod on top of the cap where the feeder head was broken off because in this area the rod wasn't round enough...

started a thread here: http://www.bocn.co.uk/vbforum/threads/103430-Fuze-cap-reproduction?p=316964#post316964

https://www.yahoo.com/news/saxon-ship-inspired-netflix-film-125917092.html

The bottom rocket is drill and fully stencilled on the other side!

Still looking for 1 and 1.5" flares and tins, 2" mortars Uk and commonwealth, bomb kidney plates except 1000Ib. My 2" rockets and spares are...