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Load data for 6.5 x 52 Carcano + .264 | 140gr | Speer Grand Slam

Recommended Powder(s): Alliant Reloder-23, Somchem S365

6.5 x 52 Carcano + .264 | 140gr | Speer Grand Slam

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.264 | 140gr | Speer Grand Slam
Manufacturer SKU:
1444
Bullet Weight:
140gr | 9.1g
Bullet Diameter:
0.264" | 6.71mm
Bullet Length:
<<locked>>
Caliber:
6.5 x 52 Carcano load data
Case Length (l3):
2.066" | 52.5mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
48.7 Grains of Water | 3.16 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
41336 psi | 2850 bar
LID:
LID_B6098_C1007
Last updated:
2026-01-24

IMPORTANT: Most original Carcano rifles are not safe or accurate with .264 bullets, because they normally require oversized .268" bullets. Load data for 58 loads in caliber 6.5 x 52 Carcano with .264 | 140gr | Speer Grand Slam bullet and 29 powders such as Alliant Reloder-23, Somchem S365. The key underlying parameters are shown in the table above.

  • Important Notice: DO NOT go below Minimum Charge or above Maximum Charge unless there are reasons. Since xxlreloading.com has no control over the equipment and components used by the customer and the data used in connection with the website, any responsibility and liability for the results achieved is rejected. Also see our Terms of Service

    Questions regarding the load data: Please read the information in the next tab "Explanations".

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  • We recommend you limit powder range to relevant brands to speed up re-calculation of results

    Use the Personalized Load Calculator to customize loads to your own specific requirements. Find more details in the help section.

    Our default view only displays powders/loads that fulfill certain criteria: Max pressure of a load <=90% of Max. Standardized Pressure. Fill Rate (Min FR): >80% and <100% for rife loads,  >60% and <100% for pistol loads. Min. Propellant Combustion (Min z): >90% for rifle loads , >80% for pistol/revolver loads. Relax these criteria at your own risk to potentially get more powders shown in the load tables.

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Click on the desired row in the tables below to add a specific load / powder to your Diary and manage there.

Powder
Charge
FR
MaxP
%
V(0)
z
Accurate 3100
<<locked>>
96%
36434
88%
**75
95%
Accurate 4350
<<locked>>
86%
36840
89%
**02
97%
Alliant Reloder-16
<<locked>>
86%
36724
89%
**05
97%
Alliant Reloder-23 👍
<<locked>>
97%
36361
88%
**34
99%
[Alliant Reloder-25]*
<<locked>>
97%
32155
78%
**23
93%
Alliant Reloder-26
<<locked>>
95%
37144
90%
**03
97%
[Hodgdon H4350]*
<<locked>>
87%
36506
88%
**29
93%
Hodgdon Hybrid 100V
<<locked>>
89%
36506
88%
**69
99%
Hodgdon LVR
<<locked>>
83%
36448
88%
**72
96%
[Hodgdon Superperformance]*
<<locked>>
85%
37173
90%
**15
93%
[IMR 4350]*
<<locked>>
86%
36753
89%
**33
93%
IMR 4831
<<locked>>
91%
37072
90%
**92
97%
[Lovex S070]*
<<locked>>
85%
36912
89%
**36
94%
[Lovex S071]*
<<locked>>
97%
31299
76%
**64
93%
[Norma MRP]*
<<locked>>
94%
36985
89%
**57
93%
Norma URP
<<locked>>
86%
36767
89%
**95
97%
Ramshot Hunter
<<locked>>
87%
36492
88%
**92
95%
ReloadSwiss RS 62
<<locked>>
86%
36782
89%
**25
97%
ReloadSwiss RS 70
<<locked>>
86%
36680
89%
**21
96%
[SNPE Vectan Tubal 7000]*
<<locked>>
83%
36419
88%
**74
94%
Somchem S365 👍
<<locked>>
89%
36506
88%
**31
100%
[Somchem S385]*
<<locked>>
92%
36898
89%
**75
93%
Vihtavuori N150
<<locked>>
85%
36970
89%
**20
99%
Vihtavuori N160
<<locked>>
84%
37086
90%
**62
97%
[Vihtavuori N165]*
<<locked>>
96%
36013
87%
**39
92%
Vihtavuori N550
<<locked>>
83%
37101
90%
**95
97%
Vihtavuori N555
<<locked>>
95%
37043
90%
**48
98%
Winchester 6.5 StaBALL
<<locked>>
85%
37173
90%
**56
99%
Winchester StaBALL HD
<<locked>>
97%
32198
78%
**21
98%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[Accurate 3100]*
<<locked>>
87%
27021
65%
**52
90%
Accurate 4350
<<locked>>
81%
30734
74%
**64
95%
Alliant Reloder-16
<<locked>>
81%
31198
75%
**74
95%
[Alliant Reloder-23]*
<<locked>>
81%
22684
55%
**41
91%
[Alliant Reloder-25]*
<<locked>>
93%
28689
69%
**21
90%
[Alliant Reloder-26]*
<<locked>>
85%
26919
65%
**24
91%
[Hodgdon H4350]*
<<locked>>
82%
31734
77%
**18
90%
Hodgdon Hybrid 100V
<<locked>>
81%
28776
70%
**88
96%
Hodgdon LVR
<<locked>>
81%
33953
82%
**16
95%
[Hodgdon Superperformance]*
<<locked>>
81%
32518
79%
**03
91%
[IMR 4350]*
<<locked>>
81%
32068
78%
**24
91%
[IMR 4831]*
<<locked>>
81%
26977
65%
**49
93%
[Lovex S070]*
<<locked>>
81%
32909
80%
**51
92%
[Lovex S071]*
<<locked>>
92%
27021
65%
**52
90%
[Norma MRP]*
<<locked>>
89%
31604
76%
**23
90%
Norma URP
<<locked>>
81%
30922
75%
**60
95%
[Ramshot Hunter]*
<<locked>>
81%
30560
74%
**44
92%
[ReloadSwiss RS 62]*
<<locked>>
81%
30371
73%
**70
94%
[ReloadSwiss RS 70]*
<<locked>>
81%
30545
74%
**67
93%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
33837
82%
**21
93%
Somchem S365
<<locked>>
81%
28050
68%
**21
97%
[Somchem S385]*
<<locked>>
87%
31227
76%
**44
90%
Vihtavuori N150
<<locked>>
81%
32561
79%
**28
99%
Vihtavuori N160
<<locked>>
81%
33692
82%
**90
96%
[Vihtavuori N165]*
<<locked>>
93%
32779
79%
**60
90%
Vihtavuori N550
<<locked>>
81%
34418
83%
**36
96%
[Vihtavuori N555]*
<<locked>>
81%
24062
58%
**13
91%
Winchester 6.5 StaBALL
<<locked>>
81%
32518
79%
**51
98%
[Winchester StaBALL HD]*
<<locked>>
86%
23177
56%
**00
90%

Start Load - Barrel Length: 23.60''

Any powder missing? Then click here.

FR ... fill rate of the cartridge in percent

MaxP ... max. pressure of load in psi or bar

% ... max. pressure of load in percent of the maximum allowed pressure for this caliber 

V(0) ... muzzle velocity in feet per second (fps) or  meters per second (m/s)

z ... powder burnt in percent

[...] *... not dangerous but load has suboptimal powder burnt with possible characteristics such as extensive muzzle flash or inaccurate loads.

[...] ²... fill rate low - you might want to consider using a filler to ensure proper ignition.

[...] ᴾ... possible press load - work up slowly to this load while watching for signs of excessive pressure.

👍  ... recommended powder/load for this caliber and bullet combination based on its ballistic performance.

<<locked>>... you need to buy an access license to unlock the data

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