N560 for 280ai

koonazz

Well-Known Member
Joined
Jan 7, 2011
Messages
358
Location
Louisiana
Is anyone loading N660 with midweight bullets in the 280ai? I have a few pounds in my possession but can't find much data.
 
Works great in my 270 Winchester. Nosler has data for it with 160 definitely worth a try.

Good luck and shoot straight y'all
 
Works great in my 270 Winchester. Nosler has data for it with 160 definitely worth a try.

Good luck and shoot straight y'all
I was doing inventory yesterday and ran across 2 unopened boxes of speer 145 gr boattails and 3 unopened pounds of N560 and got to thinking. Oughtta make a good combo for deer/antelope. What kind of speeds does it give you in the 270?
 
I've used N160 in a .284/184gr hybrid and could easily get 2950fps in a 30" barrel. With the double based N560 you should easily get plenty of velocity in a much shorter barrel.
Thanks for the reply.This one is a 26" barrel Christensen. Unfortunately the chamber and throat are saami and the 168s put alot of bullet below the neck into the powder column. I believe the midweights are gonna be my best bet until I can find a smith to lengthen the throat. N560 looks to fall in the IMR 7828 and Re23 neighborhood so I thought it would be more popular in this application but have'nt found much info in my search.
 
60 grains was 3090 from a 24" with 130 gr. 61 was 3135 ES was about 10. Accuracy like 5 touching .4 or .5 I had 1 flyer in 3 different shooting dates about 3/4" from the main group not sure but probably me. Accuracy was repeatable. That's from an unmodified factory Accumark.

A friend shot 110 gr with it at my recommendation and obtained similar results.

Good luck and shoot straight y'all
 
Thanks for the reply.This one is a 26" barrel Christensen. Unfortunately the chamber and throat are saami and the 168s put alot of bullet below the neck into the powder column. I believe the midweights are gonna be my best bet until I can find a smith to lengthen the throat. N560 looks to fall in the IMR 7828 and Re23 neighborhood so I thought it would be more popular in this application but have'nt found much info in my search.
If you are truly a coonass and still live in Sout Looziana, I can help you out with some RL-23 or N160. I live in Lafayette.
 
If you are truly a coonass and still live in Sout Looziana, I can help you out with some RL-23 or N160. I live in Lafayette.
All my family is from DesAllemands but I live east of Shreveport/Bossier. Thanks for the offer. Bruh look like yall bout to get pounded again. We prayin for yall.
 
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