Bore diameter?

Geri

December 02, 2019 16:08

What is the bore diameter of the 22 wmr? Thanks.

Comments

10 comments

iceracerx

December 02, 2019 16:32
IIRC it's 0.223"
0
charliemeyer007

December 02, 2019 17:29
0.224

https://www.chuckhawks.com/22mag.htm

https://en.wikipedia.org/wiki/.22_Winchester_Magnum_Rimfire
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Butchdog2

December 02, 2019 17:53
.224, tad bigger than a 22 lr me thinks.
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MIKE WISKEY

December 02, 2019 17:56
I could agree with you but then we'ed all be wrong, .224" is the GROVE dia. (also bullet dia.) bore dia. is .220" or slightly smaller
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Butchdog2

December 02, 2019 17:57
always a hair splitter around, grins
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John Stimson

December 02, 2019 18:21
.22 LR .22 WMR

.217 Bore Dia .219
.222 Groove Dia .224

.2255/ Bullet Dia .2245/
.2215 .2205

SAAMI data
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Geri

December 02, 2019 18:38
Thanks to all. Mike you are right, I wanted the groove diameter.
Thanks again all.
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Hawk Carse

December 02, 2019 19:46
Edspdog1 wrote:

always a hair splitter around, grins

Everybody knows the difference between a clip and a magazine but few seem to know there are two different dimensions for the hole in the barrel and they are using the wrong word.
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Geri

December 03, 2019 11:14
OK, what is the usual twist rate?
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pip5255

December 03, 2019 16:03
the usual for 22 rimfire is 1 in 16
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