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Load data for .300 Blaser Mag + .308 | 220gr | Sierra RN Prohunter

Recommended Powder(s): ADI AR 2213, IMR 7828 SSC, Norma MRP, ReloadSwiss RS 76, Vihtavuori N560

.300 Blaser Mag + .308 | 220gr | Sierra RN Prohunter

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 220gr | Sierra RN Prohunter
Manufacturer SKU:
2180
Bullet Weight:
220gr | 14.3g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.292" | 32.8mm
Caliber:
.300 Blaser Mag load data
Case Length (l3):
2.519" | 64.0mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.521" | 13.2mm
Shank Seated Depth:
0.521" | 13.2mm
Case Capacity:
92.4 Grains of Water | 6.00 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
60916 psi | 4200 bar
LID:
LID_B5910_C351
Last updated:
2025-01-01

Load data for 112 loads in caliber .300 Blaser Mag with .308 | 220gr | Sierra RN Prohunter bullet and 56 powders such as ADI AR 2213, IMR 7828 SSC, Norma MRP, ReloadSwiss RS 76, Vihtavuori N560. 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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    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.

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
ADI AR 2209
<<locked>>
90%
54810
90%
**61
100%
ADI AR 2213 👍
<<locked>>
93%
54824
90%
**03
99%
ADI AR 2217
<<locked>>
97%
45832
75%
**56
98%
ADI AR 2225
<<locked>>
97%
40843
67%
**16
99%
Accurate 3100
<<locked>>
93%
54650
90%
**05
100%
Accurate 4350
<<locked>>
84%
54447
89%
**12
100%
Accurate MAGPRO
<<locked>>
93%
54781
90%
**17
98%
Alliant Reloder-16
<<locked>>
85%
53998
89%
**38
100%
Alliant Reloder-19
<<locked>>
90%
54752
90%
**61
100%
Alliant Reloder-22
<<locked>>
93%
54259
89%
**90
100%
Alliant Reloder-23
<<locked>>
94%
54143
89%
**38
100%
Alliant Reloder-25
<<locked>>
97%
51822
85%
**77
100%
Alliant Reloder-26
<<locked>>
90%
54708
90%
**33
100%
[Alliant Reloder-33]*
<<locked>>
97%
41655
68%
**46
93%
Hodgdon H1000
<<locked>>
97%
45832
75%
**56
98%
Hodgdon H4350
<<locked>>
87%
54273
89%
**92
100%
Hodgdon H4831
<<locked>>
95%
54360
89%
**44
99%
Hodgdon H4831 SC
<<locked>>
91%
54360
89%
**44
99%
Hodgdon Hybrid 100V
<<locked>>
87%
54694
90%
**79
100%
Hodgdon Retumbo
<<locked>>
97%
40843
67%
**16
99%
IMR 4350
<<locked>>
86%
54244
89%
**92
100%
IMR 4831
<<locked>>
89%
54708
90%
**98
100%
IMR 4955 Enduron
<<locked>>
92%
54578
90%
**08
99%
IMR 7828 SSC 👍
<<locked>>
92%
54389
89%
**07
99%
[IMR 7977 Enduron]*
<<locked>>
97%
54012
89%
**59
93%
IMR 8133 Enduron
<<locked>>
97%
36854
60%
**31
96%
Lovex S065
<<locked>>
83%
54578
90%
**69
100%
Lovex S070
<<locked>>
85%
54766
90%
**95
100%
Lovex S071
<<locked>>
97%
52533
86%
**79
100%
Norma 204
<<locked>>
85%
54766
90%
**38
100%
Norma 217
<<locked>>
97%
36782
60%
**51
98%
Norma MRP 👍
<<locked>>
91%
54795
90%
**20
100%
Norma URP
<<locked>>
85%
54244
89%
**12
100%
Ramshot Hunter
<<locked>>
85%
54317
89%
**38
100%
Ramshot Magnum
<<locked>>
94%
54650
90%
**80
100%
ReloadSwiss RS 62
<<locked>>
84%
54810
90%
**38
100%
ReloadSwiss RS 70
<<locked>>
85%
54360
89%
**84
100%
ReloadSwiss RS 76 👍
<<locked>>
97%
50517
83%
**36
100%
ReloadSwiss RS 80
<<locked>>
97%
45687
75%
**18
97%
Rottweil R 904
<<locked>>
89%
54317
89%
**08
99%
Rottweil R 905
<<locked>>
90%
54549
90%
**48
100%
SNPE Vectan Tubal 7000
<<locked>>
84%
54360
89%
**36
100%
Shooters World Long Rifle
<<locked>>
83%
54578
90%
**69
100%
Somchem S361
<<locked>>
88%
54752
90%
**95
99%
Somchem S365
<<locked>>
86%
54186
89%
**08
100%
Somchem S385
<<locked>>
90%
54520
89%
**18
100%
Vihtavuori N150
<<locked>>
85%
54317
89%
**16
100%
Vihtavuori N165
<<locked>>
95%
54781
90%
**18
100%
[Vihtavuori N170]*
<<locked>>
97%
42989
71%
**44
91%
Vihtavuori N555
<<locked>>
91%
54201
89%
**38
100%
Vihtavuori N560 👍
<<locked>>
92%
54056
89%
**07
99%
Vihtavuori N565
<<locked>>
97%
54070
89%
**94
99%
Vihtavuori N568
<<locked>>
97%
47311
78%
**38
97%
[Vihtavuori N570]*
<<locked>>
97%
44889
74%
**15
94%
Winchester 6.5 StaBALL
<<locked>>
84%
54679
90%
**59
100%
Winchester StaBALL HD
<<locked>>
95%
54041
89%
**49
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
41191
68%
**34
98%
ADI AR 2213
<<locked>>
81%
36680
60%
**69
95%
[ADI AR 2217]*
<<locked>>
82%
28384
47%
**46
90%
[ADI AR 2225]*
<<locked>>
81%
24729
41%
**83
91%
Accurate 3100
<<locked>>
81%
37014
61%
**16
99%
Accurate 4350
<<locked>>
81%
49487
81%
**43
100%
[Accurate MAGPRO]*
<<locked>>
81%
35694
59%
**56
92%
Alliant Reloder-16
<<locked>>
81%
47108
77%
**43
100%
Alliant Reloder-19
<<locked>>
81%
41176
68%
**25
98%
Alliant Reloder-22
<<locked>>
81%
36869
61%
**75
97%
Alliant Reloder-23
<<locked>>
81%
35462
58%
**39
100%
Alliant Reloder-25
<<locked>>
81%
30908
51%
**67
98%
Alliant Reloder-26
<<locked>>
81%
39088
64%
**74
100%
[Alliant Reloder-33]*
<<locked>>
93%
36187
59%
**15
90%
[Hodgdon H1000]*
<<locked>>
82%
28384
47%
**46
90%
Hodgdon H4350
<<locked>>
81%
44759
73%
**38
99%
[Hodgdon H4831]*
<<locked>>
81%
34418
57%
**74
93%
Hodgdon H4831 SC
<<locked>>
81%
38464
63%
**56
95%
Hodgdon Hybrid 100V
<<locked>>
81%
44759
73%
**34
100%
[Hodgdon Retumbo]*
<<locked>>
81%
24729
41%
**83
91%
IMR 4350
<<locked>>
81%
47181
77%
**84
99%
IMR 4831
<<locked>>
81%
42699
70%
**18
100%
IMR 4955 Enduron
<<locked>>
81%
38653
63%
**29
95%
IMR 7828 SSC
<<locked>>
81%
37666
62%
**98
95%
[IMR 7977 Enduron]*
<<locked>>
92%
45527
75%
**21
90%
[IMR 8133 Enduron]*
<<locked>>
88%
27470
45%
**78
90%
Lovex S065
<<locked>>
81%
50662
83%
**10
100%
Lovex S070
<<locked>>
81%
48907
80%
**10
100%
Lovex S071
<<locked>>
81%
31821
52%
**98
97%
Norma 204
<<locked>>
81%
47311
78%
**20
99%
[Norma 217]*
<<locked>>
84%
24105
40%
**93
90%
Norma MRP
<<locked>>
81%
38508
63%
**38
98%
Norma URP
<<locked>>
81%
48109
79%
**16
100%
Ramshot Hunter
<<locked>>
81%
47007
77%
**26
100%
Ramshot Magnum
<<locked>>
81%
33837
56%
**13
96%
ReloadSwiss RS 62
<<locked>>
81%
49269
81%
**56
100%
ReloadSwiss RS 70
<<locked>>
81%
47427
78%
**75
100%
ReloadSwiss RS 76
<<locked>>
81%
28950
48%
**44
95%
[ReloadSwiss RS 80]*
<<locked>>
86%
30443
50%
**74
90%
Rottweil R 904
<<locked>>
81%
42366
70%
**05
97%
Rottweil R 905
<<locked>>
81%
40567
67%
**11
98%
SNPE Vectan Tubal 7000
<<locked>>
81%
49821
82%
**70
100%
Shooters World Long Rifle
<<locked>>
81%
50662
83%
**10
100%
Somchem S361
<<locked>>
81%
43221
71%
**02
96%
Somchem S365
<<locked>>
81%
45440
75%
**84
100%
Somchem S385
<<locked>>
81%
41046
67%
**92
98%
Vihtavuori N150
<<locked>>
81%
48341
79%
**28
100%
Vihtavuori N165
<<locked>>
81%
34432
57%
**57
96%
[Vihtavuori N170]*
<<locked>>
94%
39784
65%
**82
90%
Vihtavuori N555
<<locked>>
81%
39914
66%
**11
100%
Vihtavuori N560
<<locked>>
81%
36767
60%
**88
95%
[Vihtavuori N565]*
<<locked>>
81%
31778
52%
**60
92%
[Vihtavuori N568]*
<<locked>>
85%
31720
52%
**93
90%
[Vihtavuori N570]*
<<locked>>
91%
36709
60%
**38
90%
Winchester 6.5 StaBALL
<<locked>>
81%
48718
80%
**77
100%
Winchester StaBALL HD
<<locked>>
81%
31546
52%
**72
100%

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.

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