Norma 38s&w rims knurled

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All handloading data posted on Full-Bore UK from 23/2/2021 must reference the published pressure tested data it was sourced from, posts without such verification will be removed.
Any existing data without such a reference should be treated as suspect and not used.

Use reloading information posted here at your own risk. This forum (http://www.full-bore.co.uk) is not responsible for any property damage or personal injury as a consequence of using reloading data posted here, the information is individual members findings and observations only. Always verify the load data and be absolutely sure your firearm can handle the load, especially older ones. If in doubt start low and work your way up.
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bradaz11
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Norma 38s&w rims knurled

#1 Post by bradaz11 »

I've been given some Norma 38s&w but noticed something weird, all the rims are knurled. Did the cases come like this, or has it been since by someone for a reason?
IMG_20220301_200221.jpg
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Alpha1
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Re: Norma 38s&w rims knurled

#2 Post by Alpha1 »

Is that some one else's hand loads you are using or are they factory. Not a good idea to use some one else,s hand loads. Not some thing I would do.
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Re: Norma 38s&w rims knurled

#3 Post by bradaz11 »

I have no idea, I'll be pulling some and seeing, hence my question on the brass, as if Norma had never been knurled it will definitely be home loads and so all need pulling
Is there a reason why someone might want to mark norma cases from others? I know in my m1carb, Norma brass feels tighter than almost all other makes and so needs lubing when full length sizing
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Re: Norma 38s&w rims knurled

#4 Post by Chapuis »

I've seen this before but never so evident as this. I always assumed that it was something that happened in the manufacturing process and was the result of machinery being out of adjustment rather than something that was intentionally done. The knurling on the cases that I had were unaffected by it other than if I remember correctly being a slightly tighter fit in the shell holder.
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Sim G
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Re: Norma 38s&w rims knurled

#5 Post by Sim G »

Do not use them, Stuart! Knurled rims denote proof rounds loaded for arms manufacturers by ammo companies.
In 1978 I was told by my grand dad that the secret to rifle accuracy is, a quality bullet, fired down a quality barrel..... How has that changed?

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Sim G
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Re: Norma 38s&w rims knurled

#6 Post by Sim G »

Looking at your photo I see that there are two bullet styles, yes? It may be that someone has got hold of the brass and reloaded it. Either way, pull them.
In 1978 I was told by my grand dad that the secret to rifle accuracy is, a quality bullet, fired down a quality barrel..... How has that changed?

Guns dont kill people. Dads with pretty Daughters do...!
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Re: Norma 38s&w rims knurled

#7 Post by redcat »

Get in touch with Norma - they should tell you.

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Re: Norma 38s&w rims knurled

#8 Post by bradaz11 »

thanks all. getting in touch with norma doesn't look totally straightfoward
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Re: Norma 38s&w rims knurled

#9 Post by redcat »

If you think you are a person of some importance, try ordering someone else's dog around.
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Re: Norma 38s&w rims knurled

#10 Post by ukrifleman »

Err on the side of caution and pull all of them.
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