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264 Winchester Magnum Loading Data
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Just picked up a new Rem 700 CDL Stainless fluted 26" barrel 264 WM. Wanted one ever since 1968 when I first read about them. Before I ever shot it I had the barrel throated by a local gunsmith so that the overall length with a 130 Barnes TSX is 3.365" - bullet contacts the lands. I seat the bullets .010 to 015" off the lands. I found this rifle to be extemely accurate and below are some loads with some of the newer powders and H4831. Group size is for three shot group. The standard Hornady 140 sp @ 3140 hits 2" high @100yds and 4" low @ 300 yds. 100 yard group was 1/2", 300 yrd group was just under 2". 130 gr accubond about the same. The 130 gr Barnes TSX shoots like a varmint bullet -first TSX of any kind I have tried. Primers are mix of cci 250, wlrm, and fed 215. Usual caution applies - safe in my rifle but may not be in yours - especially in 264 WM. Winchester cases. Also, picked up a factory Remington plastic molded stock to replace the very nice wood stock that was original equipment on this rifle - both stocks shoot very well - but I wanted the molded stock to hunt with. Here in Montana most days I went to the range the temp was 25-45 deg.

130 gr Barnes TSX
H4831SC 64.0 3200 1/4"
65.0 3240

H1000 69.0 3240
69.5 3300 1/4" but hot load

Ramshot Magnum
70.5 3210
71.5 3260

130 gr Accubond
RL-22 62.0 3170
63.0 3280 both loads horrible

H1000
69.0 3280 1/2"
70.0 3240 for some reason slower but 3/8" group

Ramshot Magnum
69.0 3000
69.5 3040
70.0 3160 OK load group wise 3/4" but somewhat wide SDev.

140 gr Hornady SP
H4831SC 62.0 3122 3/4"
63.0 3130

H1000 68.0 3128 with WLRM
68.0 3186 with cci-250
68.5 3165 1/2" cci-250 1/2"
69.0 3180
69.5 3205

Ramshot Magnum
68.0 2853
69.0 2953
70.0 3091 cci-250
70.0 3080 wlrm
70.5 3200 wlrm nice group
70.5 3140 cci-250 1/2"
 
Posts: 4 | Registered: 25 February 2008Reply With Quote
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VERY interesting.

In my whole life (58 yrs) I never had a desire for a 264 Win Mag. Have never had much desire for a Rem 700 CDL.

I believe you've changed my mind.

That is some great and helpful data. Thanks!

Mike
 
Posts: 98 | Registered: 16 April 2004Reply With Quote
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If you really want to see your .264 shine, get some genuinely slow powder like AA8700, H US869, or suplus WC872. These powders will come closer to filling the powder space and will take advantage of the case capacity. With a 26" barrel and the properly slow powder, 3200 fps is a reasonable velocity target with a 140 grain bullet.

I suspect that the top loads you have listed with those powders will enlarge the primer pockets unacceptably after the second loading or so.
 
Posts: 13245 | Location: Henly, TX, USA | Registered: 04 April 2001Reply With Quote
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Appreciate the response - I am now reloading 4- 5 times with the original set of 50 cases I was able to find. Some pockets are starting to show signs of loosening up - I am uneasy using cases much above 5-6 times. I would like to try some of the powders suggested - especially the US 869. But you are right, even with the slowest powders I used in the initial post there is still plenty of case capacity.

I will say the 700 CDL is without doubt the most accurate out of the box rifle I have purchased. The X-Mark Pro trigger is a plus - even though I lightened the pull up by adjusting the appropriate hex screw identified on a few websites. Usually I have to fiberglass bed, trim and adjust to reach these accuracy levels. If interested, using a Nikon silver coated 3X9 Prostaff with Leupold mounts - good glass.
 
Posts: 4 | Registered: 25 February 2008Reply With Quote
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I have 3 of them in various barrel weights......

I've found that RE-25 is the best all round powder for them.............. thumb


Verbera!, Iugula!, Iugula!!!

Blair.

 
Posts: 8808 | Location: Sydney, Australia. | Registered: 21 March 2007Reply With Quote
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