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Load data for .300 Blaser Mag + .308 | 180gr | Prvi Partizan SP

Recommended Powder(s): Alliant Reloder-26, IMR 4831, Ramshot Hunter, Vihtavuori N555, Winchester StaBALL HD

.300 Blaser Mag + .308 | 180gr | Prvi Partizan SP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 180gr | Prvi Partizan SP
Manufacturer SKU:
B-066
Bullet Weight:
180gr | 11.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.201" | 30.5mm
Caliber:
.300 Blaser Mag load data
Case Length (l3):
2.519" | 64.0mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.430" | 10.9mm
Shank Seated Depth:
0.430" | 10.9mm
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_B10957_C351
Last updated:
2025-09-09

Load data for 140 loads in caliber .300 Blaser Mag with .308 | 180gr | Prvi Partizan SP bullet and 70 powders such as Alliant Reloder-26, IMR 4831, Ramshot Hunter, Vihtavuori N555, Winchester StaBALL HD. 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
ADI AR 2208
<<locked>>
83%
54476
89%
**18
100%
ADI AR 2209
<<locked>>
94%
54592
90%
**10
98%
ADI AR 2213
<<locked>>
97%
53621
88%
**30
97%
[ADI AR 2217]*
<<locked>>
97%
39407
65%
**31
93%
ADI AR 2225
<<locked>>
97%
34925
57%
**79
95%
Accurate 2700
<<locked>>
84%
54563
90%
**89
99%
Accurate 3100
<<locked>>
97%
53693
88%
**54
100%
Accurate 4350
<<locked>>
88%
54215
89%
**77
100%
Accurate MAGPRO
<<locked>>
97%
52489
86%
**27
95%
Alliant Reloder-16
<<locked>>
90%
54549
90%
**23
100%
Alliant Reloder-17
<<locked>>
85%
54389
89%
**27
100%
Alliant Reloder-19
<<locked>>
94%
54346
89%
**04
98%
Alliant Reloder-22
<<locked>>
97%
53040
87%
**33
98%
Alliant Reloder-23
<<locked>>
97%
50676
83%
**61
100%
Alliant Reloder-25
<<locked>>
97%
43656
72%
**89
99%
Alliant Reloder-26 👍
<<locked>>
95%
54027
89%
**02
100%
[Hodgdon H1000]*
<<locked>>
97%
39407
65%
**31
93%
Hodgdon H414
<<locked>>
85%
54621
90%
**04
99%
Hodgdon H4350
<<locked>>
92%
54708
90%
**54
99%
Hodgdon H4831
<<locked>>
97%
49835
82%
**08
96%
Hodgdon H4831 SC
<<locked>>
95%
53983
89%
**77
97%
Hodgdon Hybrid 100V
<<locked>>
92%
54694
90%
**51
100%
Hodgdon LVR
<<locked>>
87%
53983
89%
**77
100%
Hodgdon Retumbo
<<locked>>
97%
34925
57%
**79
95%
Hodgdon Superperformance
<<locked>>
87%
54273
89%
**30
99%
Hodgdon VARGET
<<locked>>
83%
54143
89%
**18
100%
Hodgdon TrailBoss
<<locked>>
96%
34867
57%
**59
100%
IMR 4064
<<locked>>
83%
54114
89%
**99
100%
IMR 4166 Enduron
<<locked>>
84%
54389
89%
**08
99%
IMR 4350
<<locked>>
90%
54694
90%
**54
99%
IMR 4451 Enduron
<<locked>>
85%
54331
89%
**35
99%
IMR 4831 👍
<<locked>>
94%
54665
90%
**71
100%
IMR 4955 Enduron
<<locked>>
96%
54201
89%
**48
97%
IMR 7828 SSC
<<locked>>
96%
54752
90%
**69
98%
Lovex S065
<<locked>>
87%
54650
90%
**35
100%
Lovex S070
<<locked>>
88%
54288
89%
**41
99%
Lovex S071
<<locked>>
97%
44454
73%
**00
99%
Norma 204
<<locked>>
89%
54694
90%
**90
98%
Norma MRP
<<locked>>
96%
54201
89%
**79
99%
Norma URP
<<locked>>
89%
54505
89%
**84
100%
Ramshot Hunter 👍
<<locked>>
90%
54578
90%
**10
100%
Ramshot Magnum
<<locked>>
97%
52330
86%
**00
99%
ReloadSwiss RS 14
<<locked>>
96%
35520
58%
**98
100%
ReloadSwiss RS 60
<<locked>>
86%
54404
89%
**46
100%
ReloadSwiss RS 62
<<locked>>
88%
54795
90%
**07
100%
ReloadSwiss RS 70
<<locked>>
89%
54578
90%
**56
100%
ReloadSwiss RS 76
<<locked>>
97%
42728
70%
**15
98%
Rottweil R 903
<<locked>>
84%
54491
89%
**31
100%
Rottweil R 904
<<locked>>
93%
54592
90%
**61
98%
Rottweil R 905
<<locked>>
95%
54737
90%
**10
99%
Rottweil R 907
<<locked>>
87%
54766
90%
**35
99%
SNPE Vectan SP 11
<<locked>>
83%
54752
90%
**71
100%
SNPE Vectan Tubal 5000
<<locked>>
84%
54491
89%
**03
100%
SNPE Vectan Tubal 7000
<<locked>>
88%
54694
90%
**95
99%
Shooters World Long Rifle
<<locked>>
87%
54650
90%
**35
100%
Somchem S355
<<locked>>
84%
54389
89%
**22
100%
Somchem S361
<<locked>>
92%
54273
89%
**22
97%
Somchem S365
<<locked>>
91%
54056
89%
**84
100%
Somchem S385
<<locked>>
94%
54636
90%
**81
99%
Vihtavuori N135
<<locked>>
85%
54491
89%
**36
100%
Vihtavuori N150
<<locked>>
89%
54679
90%
**82
100%
Vihtavuori N160
<<locked>>
87%
54694
90%
**44
100%
Vihtavuori N165
<<locked>>
97%
49617
81%
**85
98%
Vihtavuori N550
<<locked>>
86%
54723
90%
**90
100%
Vihtavuori N555 👍
<<locked>>
96%
54433
89%
**13
100%
Vihtavuori N560
<<locked>>
97%
53780
88%
**66
97%
Vihtavuori N565
<<locked>>
97%
45527
75%
**92
95%
Winchester 6.5 StaBALL
<<locked>>
88%
54752
90%
**18
100%
Winchester 760
<<locked>>
85%
54621
90%
**04
99%
Winchester StaBALL HD 👍
<<locked>>
97%
46064
76%
**27
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
51140
84%
**62
100%
[ADI AR 2209]*
<<locked>>
81%
35708
59%
**33
93%
[ADI AR 2213]*
<<locked>>
83%
34330
56%
**16
90%
[ADI AR 2217]*
<<locked>>
93%
34490
57%
**10
90%
[ADI AR 2225]*
<<locked>>
91%
28906
47%
**98
90%
Accurate 2700
<<locked>>
81%
49487
81%
**00
98%
Accurate 3100
<<locked>>
81%
31270
51%
**05
95%
Accurate 4350
<<locked>>
81%
42380
70%
**77
99%
[Accurate MAGPRO]*
<<locked>>
88%
38218
63%
**38
90%
Alliant Reloder-16
<<locked>>
81%
40814
67%
**80
99%
Alliant Reloder-17
<<locked>>
81%
46818
77%
**02
100%
[Alliant Reloder-19]*
<<locked>>
81%
35549
58%
**33
93%
[Alliant Reloder-22]*
<<locked>>
81%
31328
51%
**57
91%
Alliant Reloder-23
<<locked>>
81%
30197
50%
**38
98%
[Alliant Reloder-25]*
<<locked>>
81%
26513
44%
**26
92%
Alliant Reloder-26
<<locked>>
81%
32619
54%
**62
97%
[Hodgdon H1000]*
<<locked>>
93%
34490
57%
**10
90%
Hodgdon H414
<<locked>>
81%
47993
79%
**89
99%
Hodgdon H4350
<<locked>>
81%
39320
65%
**69
96%
[Hodgdon H4831]*
<<locked>>
86%
34983
57%
**93
90%
[Hodgdon H4831 SC]*
<<locked>>
82%
34983
57%
**93
90%
Hodgdon Hybrid 100V
<<locked>>
81%
38566
63%
**75
100%
Hodgdon LVR
<<locked>>
81%
45107
74%
**26
99%
[Hodgdon Retumbo]*
<<locked>>
91%
28906
47%
**98
90%
Hodgdon Superperformance
<<locked>>
81%
43250
71%
**36
97%
Hodgdon VARGET
<<locked>>
81%
50821
83%
**62
100%
Hodgdon TrailBoss
<<locked>>
84%
29443
48%
**44
100%
IMR 4064
<<locked>>
81%
50241
82%
**40
100%
IMR 4166 Enduron
<<locked>>
81%
49269
81%
**20
99%
IMR 4350
<<locked>>
81%
41437
68%
**12
97%
IMR 4451 Enduron
<<locked>>
81%
47384
78%
**07
98%
IMR 4831
<<locked>>
81%
36927
61%
**46
98%
[IMR 4955 Enduron]*
<<locked>>
81%
33939
56%
**34
90%
[IMR 7828 SSC]*
<<locked>>
83%
34142
56%
**23
90%
Lovex S065
<<locked>>
81%
44831
74%
**61
99%
Lovex S070
<<locked>>
81%
43163
71%
**44
98%
[Lovex S071]*
<<locked>>
81%
26977
44%
**87
92%
Norma 204
<<locked>>
81%
40930
67%
**38
95%
[Norma MRP]*
<<locked>>
81%
32750
54%
**26
94%
Norma URP
<<locked>>
81%
41989
69%
**64
99%
Ramshot Hunter
<<locked>>
81%
40669
67%
**57
98%
[Ramshot Magnum]*
<<locked>>
81%
29167
48%
**79
90%
ReloadSwiss RS 14
<<locked>>
81%
28543
47%
**50
100%
ReloadSwiss RS 60
<<locked>>
81%
45136
74%
**02
100%
ReloadSwiss RS 62
<<locked>>
81%
42163
69%
**94
99%
ReloadSwiss RS 70
<<locked>>
81%
40799
67%
**03
99%
[ReloadSwiss RS 76]*
<<locked>>
86%
29153
48%
**31
90%
Rottweil R 903
<<locked>>
81%
49748
82%
**53
100%
[Rottweil R 904]*
<<locked>>
81%
36999
61%
**13
92%
[Rottweil R 905]*
<<locked>>
81%
34693
57%
**13
93%
Rottweil R 907
<<locked>>
81%
45919
75%
**77
98%
SNPE Vectan SP 11
<<locked>>
81%
50937
84%
**05
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
50430
83%
**48
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
44019
72%
**08
98%
Shooters World Long Rifle
<<locked>>
81%
44831
74%
**61
99%
Somchem S355
<<locked>>
81%
49661
82%
**49
100%
[Somchem S361]*
<<locked>>
81%
37797
62%
**07
92%
Somchem S365
<<locked>>
81%
38522
63%
**25
100%
[Somchem S385]*
<<locked>>
81%
35244
58%
**97
94%
Vihtavuori N135
<<locked>>
81%
48341
79%
**48
100%
Vihtavuori N150
<<locked>>
81%
42714
70%
**98
100%
Vihtavuori N160
<<locked>>
81%
44976
74%
**94
100%
[Vihtavuori N165]*
<<locked>>
81%
29718
49%
**46
91%
Vihtavuori N550
<<locked>>
81%
45788
75%
**40
100%
Vihtavuori N555
<<locked>>
81%
33692
55%
**10
98%
[Vihtavuori N560]*
<<locked>>
84%
35128
58%
**62
90%
[Vihtavuori N565]*
<<locked>>
88%
33591
55%
**20
90%
Winchester 6.5 StaBALL
<<locked>>
81%
42380
70%
**25
100%
Winchester 760
<<locked>>
81%
47993
79%
**89
99%
Winchester StaBALL HD
<<locked>>
81%
24236
40%
**11
97%

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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