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Message
re: Can 6mm chamber in a 243 barrel?
Posted on 4/14/21 at 5:54 am to lsujunky
Posted on 4/14/21 at 5:54 am to lsujunky
quote:Shouldn't one be 0.308?
Parent Casing 6.5 Creedmoor vs .308 Win
Bullet Diameter 0.243” - 0.243”
Neck Diameter 0.275” - 0.276”
Base Diameter 0.473 - 0.471”
Case Length 1.92” - 2.045”
Overall Length 2.8” - 2.7098”
Case Capacity 51gr - 53-54.8gr
Max Pressure (SAAMI) N/A - 60,000ps
2
Posted on 4/14/21 at 7:16 am to Scoob
quote:
Shouldn't one be 0.308?
No he was comparing a .243 round to a 6mm round. the 6mm uses a 6.5 cm casing and the .243 uses a .308 win casing.
Posted on 4/14/21 at 2:11 pm to Scoob
quote:
Shouldn't one be 0.308?
Bullet diameter is the same for both @ .243. The parent casing used for the two rounds are 6.5 Creedmoor and .308 Win which are different.
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