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Is 33 gr of Varget a typo?
42 is start and 45 is max for a 175 gr pill . |
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To quote the late, great Sheriff Buford T. Justice... "sumbitch"
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Three (3) grains ... that's a mighty small window to play with. View Quote View All Quotes View All Quotes Quoted:
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Is 33 gr of Varget a typo? 42 is start and 45 is max for a 175 gr pill . Three (3) grains ... that's a mighty small window to play with. My 7th Edition Hornady manual says start is 32.0 gr and Max is 43.2 gr. with the 178 A-MAX and Varget. My 48th Edition Lyman Manual suggest starting with 39.5 and maxes out at 44.0 for the same combo. 33 gr. seems light to me and I am kind of surprised that reliably cycles the action but I admit to not having a ton of experience loading with Varget. |
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Nice shooting.... 33g Varget is that a subsonic load? Seriously though 33g I would bet is running 500-600 fps less than factory fggm in the 14.5
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Three (3) grains ... that's a mighty small window to play with. View Quote View All Quotes View All Quotes Quoted:
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Is 33 gr of Varget a typo? 42 is start and 45 is max for a 175 gr pill . Three (3) grains ... that's a mighty small window to play with. That's off Hodgdon's website , just numbers for comparison. I'm always looking for a more accurate load. 33 grains just seems low. I definitely like the results. |
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Thats a mighty fancy 30-30 ya got there. Good shooting for sure though! Please keep us posted how it performs as you near optimum charge weights at higher nodes.
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You say AR-10 loads. The page you pasted says "service rifle"
Does Hornady clarify the rifle further? |
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Had I asked my long-departed dad's advice on whether he thought I could make barrels I could be proud of ...
He'd of give me his standard response - " Son, them that are doin' it shit between two shoeheels just like you do boy." |
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Had I asked my long-departed dad's advice on whether he thought I could make barrels I could be proud of ... He'd of give me his standard response - " Son, them that are doin' it shit between two shoeheels just like you do boy." View Quote I hope he'd mean boot heels and not high heels |
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I will not stand for this any longer! It's false advertising! Sub-MOA? You'll be hearing from my lawyers. Try sub-one-hole-o-a... After putting about 40 rounds of factory ammo through my 7.62 14.5" OBR to break her in, I cleaned her and moved on to load development. Below is a 5 shot group at 100 yards BEFORE any tweaking has been done to the loads...I was just stepping up in 1 gr increments. So how am I supposed to justify my 20" OBR Heavy now? THAT has always been my tack driver? Hell, how do I justify my bolt guns now?! Hornady A-Max 178 gr Varget 33.0 Lapua brass (once-ish fired) Rem 9 1/2 http://i.imgur.com/7VNk31ml.jpg?2 View Quote Kind of makes this look silly, IMO. |
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The service rifle they speak of is the M-14/M-1A... Page 421. The M-14/M-1A are pressure sensitive like the Garand. They need to make their max pressure closer to the chamber rather than the gas port, otherwise operating rod damage can occur.... Thus faster powders are generally used versus slower burning magnum powders......
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Had I asked my long-departed dad's advice on whether he thought I could make barrels I could be proud of ... He'd of give me his standard response - " Son, them that are doin' it shit between two shoeheels just like you do boy." View Quote Mark, IMHO you can be very proud of your barrels. Last weekend I spent Saturday and Sunday breaking in my 16" and 18" 7.62 tOBRs. The 16" has a FG and the 18" has a MG barrel. Winchester 147 grain FMJ was used for break in and to get the scopes on paper. On Sunday I returned to the range and switched to 175 grain FGMM. Both rifles were making five shot groups that were sub MOA at 100 yards. Outstanding for new barrels and factory ammo. Fr8dog |
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My first thought was "I cant believe it even cycled with 33grains of varget!"
While that is an astounding group, you have to bump up tbe charge, especially in the 14.5 barrel. I would personally start at 42 grains and work up no higher than 43 grains in LC brass. If you are using win brass maybe go to 43.5 ish. I reload for my dad's 14.5 predatobr and it is very happy with 42.5-43 grains of Varget. That is with LC brass and 175 grain SMKs. I think his velocity is approaching 2400 fps with 43 grains. |
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Quoted: My first thought was "I cant believe it even cycled with 33grains of varget!" View Quote While that is an astounding group, you have to bump up tbe charge, especially in the 14.5 barrel. I would personally start at 42 grains and work up no higher than 43 grains in LC brass. If you are using win brass maybe go to 43.5 ish. I reload for my dad's 14.5 predatobr and it is very happy with 42.5-43 grains of Varget. That is with LC brass and 175 grain SMKs. I think his velocity is approaching 2400 fps with 43 grains. |
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I've found that with varget in the a r10 style rifles, 40.5 to 43 max works the best w/o signs of pressure. Anything over 43 and it seems to go downhill. With my 700p, right near the max was the best load I've ever gotten out of it.
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My first thought was "I cant believe it even cycled with 33grains of varget!" While that is an astounding group, you have to bump up tbe charge, especially in the 14.5 barrel. I would personally start at 42 grains and work up no higher than 43 grains in LC brass. If you are using win brass maybe go to 43.5 ish. I reload for my dad's 14.5 predatobr and it is very happy with 42.5-43 grains of Varget. That is with LC brass and 175 grain SMKs. I think his velocity is approaching 2400 fps with 43 grains. View Quote View All Quotes View All Quotes Quoted:
My first thought was "I cant believe it even cycled with 33grains of varget!" While that is an astounding group, you have to bump up tbe charge, especially in the 14.5 barrel. I would personally start at 42 grains and work up no higher than 43 grains in LC brass. If you are using win brass maybe go to 43.5 ish. I reload for my dad's 14.5 predatobr and it is very happy with 42.5-43 grains of Varget. That is with LC brass and 175 grain SMKs. I think his velocity is approaching 2400 fps with 43 grains. Quoted:
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My first thought was "I cant believe it even cycled with 33grains of varget!" Good advice, I have found the same results with Varget. While that group with 33g is a very good group it is really load of little use. I would expect you are not breaking 2000 fps with that load, not a practical load. Jump it up to 40 grains and use that as reasonable starting point. The information your manual shows for "service rifle" is meant to be safe in older M1 and M14's not AR10 platform rifles. While yes AR10 rifles are not meant to be shot at bolt pressures they are not in the same realm as 50 year old M1s. Good advice and I completely agree! I never intended this thread to be a load development thread, but rather just an example of the capabilities of the tOBR and the new LT barrels. This was just the recommended starting load, which also happened to be my best group...I was just so happy with the group that I thought I'd share. 33 gr is not really feasible...but I'll find a recipe that is! And now I know what the rifle can do! |
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BTW, where the heck can you find Varget or IMR 4895 for sale?????? Everywhere I check it is out of stock and not backorderable......
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Mark - For those guys over on the GD that wanted to see 10-shot, or hell even 20-shot groups ... Well here you go with my 5.56 PredatOBR: 10-shot Group at 100 Yards: http://i1291.photobucket.com/albums/b544/TXRanchHand1968/Mobile%20Uploads/image_zpsa60c2188.jpg Same 10-Shot Group covered with a dime: http://i1291.photobucket.com/albums/b544/TXRanchHand1968/Mobile%20Uploads/image_zps8e3d931c.jpg Well, a separate 20-shot Group did start to open up a bit. Totally unacceptable. I'm starting a Class Action Lawsuit right now with the OP. My Test Target was a .561, 3-Shot Group- you Guys Do Lie: http://i1291.photobucket.com/albums/b544/TXRanchHand1968/Mobile%20Uploads/image_zps3c79c68f.jpg View Quote Nice shooting ~!! |
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Mark - For those guys over on the GD that wanted to see 10-shot, or hell even 20-shot groups ... Well here you go with my 5.56 PredatOBR: 10-shot Group at 100 Yards: http://i1291.photobucket.com/albums/b544/TXRanchHand1968/Mobile%20Uploads/image_zpsa60c2188.jpg Same 10-Shot Group covered with a dime: http://i1291.photobucket.com/albums/b544/TXRanchHand1968/Mobile%20Uploads/image_zps8e3d931c.jpg Well, a separate 20-shot Group did start to open up a bit. Totally unacceptable. I'm starting a Class Action Lawsuit right now with the OP. My Test Target was a .561, 3-Shot Group- you Guys Do Lie: http://i1291.photobucket.com/albums/b544/TXRanchHand1968/Mobile%20Uploads/image_zps3c79c68f.jpg View Quote Missed the bullseye |
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Mark - For those guys over on the GD that wanted to see 10-shot, or hell even 20-shot groups ... Well here you go with my 5.56 PredatOBR: 10-shot Group at 100 Yards:... View Quote Were you using factory ammo or ? Which optics were you using? NICE SHOOTING!!! ETA: NICE shooting to the OP as well - looking fwd to my heavy at some point as well. |
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Some sweet shooting, cant go wrong with one of these rifles :)
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Found H4895 in one pound bottles at Bruno's, Shooters Supply but paid out the wazoo for it...... Don't know if they still have any.... Just checked, on backorder..... They do have Leverevolution for a decent price in the 8# jugs if you shoot .30-30's
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Stangs55
1)Nice shooting!!!!! 2) Field Grade or Match Grade Barrel(just curious)? 3) What kind of glass are you running on the 14.5 tOBR? |
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I have a 16" 7.62 version of the best rifle on the planet with the match grade barrel. I have been busy hoarding components and studying gas gun specific reloading for .308. Finding specific barrel length and manufacturer data is very sporadic and often anecdotal so I would like to see a thread on reloading for Larue rifles that would address some of the finer points. I will start a new thread in the reloading section so please come participate. The Reloading page is buried under the Armory tab all the way at the bottom under misc.
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Maybe Mark would allow us a sticky thread to post winning loads for larue rifles?
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