6.5 SAUM, 156 Berger’s, VV565

[Ryan Avery]

Any one have a load for this Combination?


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[Johnc427]

Tag. I'd be interested in this if I had any 565. I use RL26 and it works good. Shooting 57.5 gr of RL26 @ 2850ish w/ a 23" barrel.

 

[Trippy]

Check the numbers but it's something. I can change some if you tell me what to put in.



Cartridge : 6.5 mm RSAUM
Bullet : .264, 140, Sierra HPBT MK 1740
Useable Case Capaci: 62.744 grain H2O = 4.074 cm³
Cartridge O.A.L. L6: 2.825 inch = 71.76 mm
Barrel Length : 26.0 inch = 660.4 mm
Powder : Vihtavuori N565 *C

Predicted data by increasing and decreasing the given charge,
incremented in steps of 2.0% of nominal charge.
CAUTION: Figures exceed maximum and minimum recommended loads !

Step Fill. Charge Vel. Energy Pmax Pmuz Prop.Burnt B_Time
% % Grains fps ft.lbs psi psi % ms

-20.0 81 48.00 2393 1984 32925 10186 94.3 1.797
-18.0 83 49.20 2454 2086 35240 10475 95.3 1.750
-16.0 85 50.40 2515 2190 37713 10750 96.3 1.702
-14.0 87 51.60 2575 2297 40354 11007 97.2 1.647
-12.0 89 52.80 2635 2406 43175 11247 97.9 1.594
-10.0 91 54.00 2695 2516 46188 11467 98.6 1.544
-08.0 93 55.20 2755 2629 49409 11666 99.1 1.496
-06.0 95 56.40 2814 2744 52852 11843 99.5 1.449
-04.0 97 57.60 2873 2860 56535 11997 99.8 1.404 ! Near Maximum !
-02.0 99 58.80 2932 2978 60478 12128 99.9 1.361 ! Near Maximum !
+00.0 101 60.00 2990 3097 64701 12233 100.0 1.320 !DANGEROUS LOAD-DO NOT USE!
+02.0 103 61.20 3048 3217 69230 12325 100.0 1.280 !DANGEROUS LOAD-DO NOT USE!
+04.0 105 62.40 3105 3339 74091 12412 100.0 1.241 !DANGEROUS LOAD-DO NOT USE!
+06.0 107 63.60 3161 3462 79315 12496 100.0 1.204 !DANGEROUS LOAD-DO NOT USE!
+08.0 109 64.80 3217 3586 84936 12575 100.0 1.169 !DANGEROUS LOAD-DO NOT USE!
+10.0 111 66.00 3273 3712 90993 12649 100.0 1.134 !DANGEROUS LOAD-DO NOT USE!

Results caused by ± 10% powder lot-to-lot burning rate variation using nominal charge
Data for burning rate increased by 10% relative to nominal value:
+Ba 101 60.00 3108 3345 78312 11732 100.0 1.218 !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 10% relative to nominal value:
-Ba 101 60.00 2813 2741 51385 12431 97.2 1.458

 

[adamwsmith1980]

Interested as well.

 

[racrdy1]

I'm running ADG brass. which is awesome..and 59.3 of VVN565 147gr. Hornady eld.(I have never liked hornady projectiles but certainly do for this one)@ 2.910 125FB 3080FPS getting close to max load probbly with in .4-.6 Gr.
.30-.40 groups @100. This is heavy .930 26" MTU Barrel though.

 

[curtiscd]

Any more info regarding this thread? This is the exact combo I intend to run with my new SAUM

 

[racrdy1]

New Barrel 6.5 SAUM (Rock Creek 1-7.2-1-8) Progressive rate)MTUR. FB >.135 New Load. VVN565 62.7 Acc. Load.100YRD. .20 5-sG ES 4 SD 5 (No Pres. yet .Unusual) @3170 BR-2PRI. CBTO 2.355. ARC MAG SS out to1991Y. New scope Tangent Theta TT525P."Nice" ATips and 156 Burgers afew have come apart.

 

[curtiscd]

That is the kind of info. I’m after. Thank you

 

[curtiscd]

Has anybody run the 156 or 147 ELD-M over N570 with success in their SAUM?

 

[Johnc427]

Yes I do. It hammers. I shoot 156s with 62.0 gr of 570. Get 2950ish with a 20” tube