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one of us |
I've been shooting a Browning Safari 30-06 a lot recently, trying to find accurate loads for it. This is the Browning built on the Mauser action. I really like the high quality of workmanship on both the metalwork and the stock of this rifle, but it's definitely not a target rifle -- it's a hunting gun. 100 yard groups typically run from 1.5 to 3 inches. But I have found at least one load that does well in it: 190 gr. Hornady Interlock boattail bullet, 54 grains of H4350, Remington brass, Remington 9 1/2 primer, loaded to an overall length of 3.27 inches and crimped with the Lee Factory Crimp die. Velocities are 2625 f.p.s. One 3-shot 100 yard group measured 0.95 inch, and a second such group measured an even better 0.60 inch. I think this would be an excellent hunting load for anything on the planet smaller than cape buffalo or rhino, at distances of 300 yards or under. [ 10-13-2002, 06:02: Message edited by: LE270 ] | ||
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one of us |
The 190 BTSP is an excellent bullet. I've shot it from my Mod 70 '06 for many years with 56.6g of IMR 4831. I got around 3/4" in groups. Killed several elk, a bear, lots-o-deer and some speed goats with this bullet. I Whelenized that rifle 7 years ago and have been happy ever since. The 190 is real good in the '06. It doesn't tear up/ bloodshot your game too bad. | |||
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quote:MM, if you're really getting 2900+ f.p.s. from a 190 gr. bullet from a 30-06 without undue pressures, then I say bully to you. But something about this seems wrong to me. I think you'd be hard-pressed to get 2900 from even a 180 gr. bullet in almost any 30-06, even if it does have a 26" barrel. | |||
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<MontanaMarine> |
LE270, I know, the 30-06 is not supposed to shoot like that. My load treads right on the heels of factory loaded 300WinMag. My average velocity for 20 shots was 2903 fps, per a chrony F1 chronograph 10 feet from the muzzle. Powder: 63gr RL-22 Primer: CCI 250 Case: Norma (fireformed and neck sized) Bullet: Sierra 190gr MK moly-coated Barrel: 26" Douglas #7 Stainless Steel Action: Rem 700 Another poster put my load/barrel specifics into the Quickload program. Quickload estimated 2907 fps at 54,000 CUP. My 2903 at 10 feet is probably about right on for 2907 at the muzzle. 54,000 CUP is the standard operating pressure of many modern rounds, such as the 338WinMag. Many like to believe the 30-06 is almost ballistically identical to the .308. In factory loaded ammo, that is about right. But prudent reloading using modern components, and modern pressures, in a modern turnbolt, bring out the true potential of the round. All within safe limits. MM [ 10-17-2002, 00:48: Message edited by: MontanaMarine ] | ||
<green 788> |
LE270, Have you tried 57.5 grains of H4350 with a 165 grain bullet? I actually use 57.5 grains of IMR 4350, and have found in my rifle that ES is much better. The 57.5 grain charge of IMR 4350 is .5 grains over Nosler's max, but .5 grains under Speer's max. I've found this load to shoot MOA or better in every 30-06 I'm familiar with. In my free floated and glass bedded Remington 700 ADL (1972 vintage) this is a very consistent 1/2 MOA load, with the first three shots quite often going even tighter... Have you checked the bolt lugs for even bearing on both sides? This is easily done by degreasing the bolt lug rear faces, and marking them with a permanent marker. You then chamber a round, eject it it, remove the bolt, and check to see if the marker is rubbed off on both lugs evenly. If it is not, you'll need to have the bolt lugs lapped--after which you'll notice a marked improvement in accuracy. After the afformentioned check on my Remington 700, I noted that only one lug was bearing. I corrected this and noted an immediate improvement in accuracy... Good luck, Dan Newberry green 788 [ 10-18-2002, 07:50: Message edited by: green 788 ] | ||
<Fireball> |
Many like to believe the 30-06 is almost ballistically identical to the .308. In factory loaded ammo, that is about right. But prudent reloading using modern components, and modern pressures, in a modern turnbolt, bring out the true potential of the round. All within safe limits. MM Hard to beleive ANYONE could assume the .308 and the 30-06 are duplicates! The 30-06 is more gun and alot more usefull as well as practical with the larger bullets. The .308 is a little more accurate in a bench rest arena but Velocity and energy are up with the 30-06 Fireball | ||
one of us |
MM- I have the quickload program and I've never seen it give a reading as cup---only psi---but it's possible someone was able to convert it. My quickload program gives between 59K and 62k depending on bullet seating depth. (and your norma necksized brass might make enough room to lower pressure's slightly below that.) It does predict right at the velocity you are getting. that appears to be a very compressed load but if I remember your previous posts you were right at the neck bottom with that load of re 22-which makes me think those cases might be real "roomy". Almost sounds like you have a 30.06 x .5 ackley improved--if you get my dumb humor!! Sounds like a great rifle and combo | |||
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<MontanaMarine> |
quote:Kraky, Thanks for the info, and validation of safe pressure. In the fireformed Norma brass, 63 gr of RL-22 comes up the neck about 1/4 the way up. Which makes my load slightly compressed. I had weighed some different 30-06 brass on hand, and the Norma and winchester was the lightest, around 183 grains. Remington and IMI weighed around 199 grains. Quickload sounds like something I really should buy. MM | ||
one of us |
quote:I think that, as a general rule, you can assume that Winchester brass for any given caliber will be thinner -- and thus lighter in weight, and hold more powder -- than Remington brass, which will be thicker and thus hold a grain or so less powder. | |||
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one of us |
I was able today to shoot the Browning Safari (mentioned above) and the 190 grain Hornady loads -- 54 gr. H 4350, Remington brass, Remington 9 1/2 primer, 3.27 inch overall length, crimped with Lee Factory Crimp Die -- at the 200 yard range. I fired one fouling shot before I began shooting the groups. All groups are 3 shots, from a benchrest. First group: 0.82 inch Second group: 1.70 inch Third group 2.15 inch It seems apparent -- I've noticed this in previous shooting -- that this rifle really likes to be clean. | |||
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quote:LE270, A similar load shoots well in my Mark X, only I stuff in more powder because the rifle can easily handle maximum loads. I use Remington brass and CCI 200 primers and get about the same velocities as you. John | |||
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one of us |
After killing an elk with my 30-06, using Nosler 165 Balistic Tips over 63 gr of H 4831, I decided that I needed a much heavier load. My rifle (Win mod 670, 22 in barrel) really likes the Hornady 190 Spit BT over 59.0 gr IMR 4831 with CCI 250 primers. I seated .010 short of the lands in my rifle and the Chrony says 2665 when I use L C 67 military brass. The load groups just under moa out to 300 yd. I wish I could tell you how they performed on elk, but I haven't had the chance to put one into game yet. Idaho Shooter | |||
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one of us |
Montana Marine My Chrony used to give me velocity readings which seemed high for the given cartridge and load. I thought I had developed some really extraordinary loads. The fellow from whom I purchased the Chrony used also had developed some very extraordinary loads. Then one day in 1992 I blew the plastic face plate off of the chronograph with muzzle blast and sent it back to the factory for repairs. I have found that all of my loads are 200 fps slower since then. Aren't there some amazing mysteries in this world. Idaho Shooter | |||
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<MontanaMarine> |
Idaho, I don't believe that to be the case in my situation. Quickload predicted a velocity of 2907 fps. Actual was 2903. MM | ||
one of us |
MONTANA MARINE i find one of the best ways of getting a feel of how hot a load is, is to get three cases and reload them with that load...in your case 63 gns of R-22 ....if after 10 reloads of your three cases your primer pockets are still tight you can say your pressures for your combination of rifle/powder/bullet is okay try it.....i say you WILL be suprised. regards daniel | |||
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quote:I would say if you have a tight primer pocket after 10 loads, you're load is too light! | |||
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one of us |
GSF if after 10 reloads the primer pockets are not loose ....after how many shots do you suggest primer pockets should become loose.....i suggest that they should become slightley loose from wear and tear of being primed and decapped but not from pressure ...if with each reload the primer pocket expands more and more that is a sure sign of pressures which are to high for that case to take to date the strongest cases which i have come across are the lake city cases regards daniel | |||
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one of us |
The 190 hornady kicks ass in 300weath. also. Have you tried 165 gr. baltip in your 06? Thats what I load in my old man's sako. No need to load anything else. | |||
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