W wolf10t Sergeant Full Member Minuteman Jul 20, 2011 128 0 54 Aug 16, 2011 #1 Aug 16, 2011 #1 Does anybody have a ballistic chart for this round out of a 24 in barrel? I would really appreciate it. Greg
Does anybody have a ballistic chart for this round out of a 24 in barrel? I would really appreciate it. Greg
jbailey Gunny Sergeant Full Member Minuteman Jul 27, 2010 2,286 1,194 Arlington VA Aug 16, 2011 #2 Aug 16, 2011 #2 Re: mk 262 77gr otm Run it here: http://www.jbmballistics.com/cgi-bin/jbmtraj-5.1.cgi Mk 262 is probably doing ~2900 fps out of a 24" barrel.
Re: mk 262 77gr otm Run it here: http://www.jbmballistics.com/cgi-bin/jbmtraj-5.1.cgi Mk 262 is probably doing ~2900 fps out of a 24" barrel.
tnichols Sergeant Supporter Full Member Minuteman Jan 23, 2010 4,725 10,707 61 Morley IA Aug 16, 2011 #3 Aug 16, 2011 #3 Re: mk 262 77gr otm Mine were doing 2850 out of a 24 barrel in cool (20 degrees F)weather. In warmer temps, the 2900 might be real close.
Re: mk 262 77gr otm Mine were doing 2850 out of a 24 barrel in cool (20 degrees F)weather. In warmer temps, the 2900 might be real close.
2 2ndPanzer Sergeant Full Member Minuteman Dec 29, 2009 374 8 51 Marietta, GA Aug 17, 2011 #4 Aug 17, 2011 #4 Re: mk 262 77gr otm My 223 5r with 24 in barrel has them over 3050 fps. My krieger 1-7.7 20 in SR has them at 2850. What barrels are you guys using?
Re: mk 262 77gr otm My 223 5r with 24 in barrel has them over 3050 fps. My krieger 1-7.7 20 in SR has them at 2850. What barrels are you guys using?
jbailey Gunny Sergeant Full Member Minuteman Jul 27, 2010 2,286 1,194 Arlington VA Aug 17, 2011 #5 Aug 17, 2011 #5 Re: mk 262 77gr otm I have a 20" Noveske, but I don't shoot the Mk 262 (I hand-load). I just took a guess based on my knowledge.
Re: mk 262 77gr otm I have a 20" Noveske, but I don't shoot the Mk 262 (I hand-load). I just took a guess based on my knowledge.
W wolf10t Sergeant Full Member Minuteman Jul 20, 2011 128 0 54 Aug 18, 2011 #6 Aug 18, 2011 #6 Re: mk 262 77gr otm Thanks for the data guys, I shot 100 rds of it yesterday. 2.4 in high a 100, and I was smoking prairie dogs at 300 - 375 yds, no problem. Not the ideal round for this application, but man was it fun....
Re: mk 262 77gr otm Thanks for the data guys, I shot 100 rds of it yesterday. 2.4 in high a 100, and I was smoking prairie dogs at 300 - 375 yds, no problem. Not the ideal round for this application, but man was it fun....