igethangry
FNG
- Joined
- Jul 23, 2024
- Messages
- 41
I like my 16" with 6" suppressor a lot. Very handy rifle. 168 ELD-Ms at 2582 FPS gives me a 5 MPH gun and keeps me just above 1800 FPS at 500 yards. Above 2000 FPS at 350 yards which is fine for me.
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In this internal debate now.
I would like a 400 yard capability for elk but I don’t reload.Need to do some research.
Any factory ammo recommendations?
Thinking 18 inch or possibly 16 if I can get the velocity,supressor of course.
Not interested in anything longer.
I shoot factory white box match 168's from a 20" sako and they are 2592 fps, slow lot if that's norm now, but mild recoil in the setup so don't care much, you should have plenty for 400 yard elk from those shorter barrels! I shoot its 3/4 scale 123 gr eldm (pretty much same bc/sd) at only 2386 fps from a 65 grendel and has dropped doe at 420 and bucks and other does at 300/355 also, all exits, even the 420 doe hit in chest and exit back of ribcage, and moose I took at 275 with the 308 168 exits broadside and soaked up 3 quick and died within few yards of first shot spot, so even if you end up high 2400's or more likely low 2500 fps range with the 168 whitebox you'd have plenty at 400! plenty at 500...then there's superformance of same 168 but I haven't shot that to see how much faster it is...or if it groups as well???In this internal debate now.
I would like a 400 yard capability for elk but I don’t reload.Need to do some research.
Any factory ammo recommendations?
Thinking 18 inch or possibly 16 if I can get the velocity,supressor of course.
Not interested in anything longer.
The Nas3 175tmk. Will be over 2700, maybe 2750.In this internal debate now.
I would like a 400 yard capability for elk but I don’t reload.Need to do some research.
Any factory ammo recommendations?
Thinking 18 inch or possibly 16 if I can get the velocity,supressor of course.
Not interested in anything longer.
Typical velocity for a .308 w/ 165 grain bullet is 2700 fps out of a 24 inch barrel. This setup will scrape by around 1500 fpe at 400 yards with a fairly high bc bullet.I shoot factory white box match 168's from a 20" sako and they are 2592 fps
@Coopsdaddy![]()
Black Hills Gold 308 Winchester Ammo 155 Grain Sierra Tipped MatchKing
Black Hills Gold Rifle Ammunition features premium rifle bullets loaded for extreme reliability and accuracy and is a favorite among police snipers...www.midwayusa.com
This should get you there. At 0ft elevation, and 2500fps MV, it hits 1800fps at 450 yards.
just assumed rot for most is 1800 fps min impact for distance solvingTypical velocity for a .308 w/ 165 grain bullet is 2700 fps out of a 24 inch barrel. This setup will scrape by around 1500 fpe at 400 yards with a fairly high bc bullet.
.308 loses about 25 fps at the muzzle per inch of barrel. So a 20 inch barrel would run about 2600 fps at the muzzle.
That is why I put 2500 in the calculator, I expected 2500-2600 so I put it on the low end out of caution.@Coopsdaddy
I tried a box of that black hills 155 TMK in my 22" Sauer 100. Average of 2680 fps in 5 shots.
As a velocity reference for my rifle, in the same shooting session, FGMM 168 SMKs shot 2600 fps avg over 10 shots (advertised at 2650)....the roundabout conclusion being that black hills may be overstating their velocity a tad, but not Hornady bad, with their 155 TMKs, I'd bet the BH 155 TMK would be 2500-2550 out of an 18" barrel.
A couple of my hunting buddies recently acquired .308s. Out of jealousy I retrieved my mother's old .308 out of the family safe.It hasn't been fired since the late 90s if I had to guess. I was surprised to find that it's a Ruger M77. I hadn't put eyes on it in at least 20 years. I actually thought it was a Remington. I was kind of let down at first because I had some dreams of rebarreling, adding a trigger, but keep everything else the same (accurate retro mod style). After staring art it for a bit, I'm kind of excited to keep it original. Doing some serial number research it looks to be from '89 just before they stopped making the tang safety version. It still has the Leupold M8-6x that came with it attached. Amazingly clear glass.
Super excited to get it out to the range.
As I understand it, weight is weight. So if your bullet weighs five grains less, but you're putting in five more grains of the same powder, then that part of the equation won't change.Was my thinking that a light bullet would mean less recoil incorrect?
Maybe the heavier powder charge that the smaller bullet allows is more impactful than the light for caliber weight of the projectile?
True, I should have said "higher" powder charge. This isn't really the thread for it probably, but If I'm loading 10% more powder because the bullet allows for more case capacity than say a 165gn bullet. Then would the extra pressure generated from that additional powder be more impactful on recoil than a projectile weighing 40 more grains?As I understand it, weight is weight. So if your bullet weighs five grains less, but you're putting in five more grains of the same powder, then that part of the equation won't change.
I don't know, you'll have to do the math:True, I should have said "higher" powder charge. This isn't really the thread for it probably, but If I'm loading 10% more powder because the bullet allows for more case capacity than say a 165gn bullet. Then would the extra pressure generated from that additional powder be more impactful on recoil than a projectile weighing 40 more grains?
Thanks, hadn't looked at that site before.I don't know, you'll have to do the math:
I don't think pressure has much to do with it. Just the weight of what you're launching, the weight of what you're launching from, and how fast you're launching it.ShootersCalculator.com | Recoil Calculator
An online calculator that calculates the recoil energy, impulse, and velocity of a firearm according to the firearm's weight, powder charge, bullet weight, and bullet muzzle velocity.shooterscalculator.com
Tangentially related and hopefully somehow usefulHas anyone loaded up their .308 with 125gn Nosler Accubonds or Partitions? If so, I'm curious how easy they are to load for, and well they've shot for y'all.
I'm intrigued by the lower recoil and lighter, faster bullets for truck hunting on Texas ranches. Should be more than enough pop that sized game. Plus I won't be worried about burning out a barrel if I want to do some egregious plinking.
If someone posted something about this before, my apologies. I'm new to this particular thread and haven't gone back through all 47 pages.