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Load data for .300 Weath. Mag. + .308 | 180gr | Sako SuperHammerhead

Recommended Powder(s): Alliant Reloder-19, Alliant Reloder-26, Norma MRP, Rottweil R 905, Somchem S385

.300 Weath. Mag. + .308 | 180gr | Sako SuperHammerhead

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 180gr | Sako SuperHammerhead
Manufacturer SKU:
236A
Bullet Weight:
180gr | 11.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.205" | 30.6mm
Caliber:
.300 Weath. Mag. load data
Case Length (l3):
2.824" | 71.7mm
Cartridge Length (C.O.L.):
3.507" | 89.1mm
Seated Depth:
0.522" | 13.3mm
Shank Seated Depth:
0.522" | 13.3mm
Case Capacity:
98.9 Grains of Water | 6.42 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B10010_C379
Last updated:
2025-02-02

Load data for 142 loads in caliber .300 Weath. Mag. with .308 | 180gr | Sako SuperHammerhead bullet and 71 powders such as Alliant Reloder-19, Alliant Reloder-26, Norma MRP, Rottweil R 905, Somchem S385. 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>>
94%
57392
90%
**76
99%
ADI AR 2213
<<locked>>
97%
57217
90%
**02
98%
ADI AR 2217
<<locked>>
97%
42047
66%
**17
95%
ADI AR 2225
<<locked>>
97%
37217
58%
**67
96%
Accurate 2700
<<locked>>
84%
57130
90%
**44
99%
Accurate 3100
<<locked>>
97%
57348
90%
**13
100%
Accurate 4350
<<locked>>
88%
57043
89%
**30
100%
Accurate MAGPRO
<<locked>>
97%
56869
89%
**15
97%
Alliant Reloder-16
<<locked>>
90%
57348
90%
**76
100%
Alliant Reloder-17
<<locked>>
85%
56739
89%
**63
100%
Alliant Reloder-19 👍
<<locked>>
94%
57159
90%
**69
99%
Alliant Reloder-22
<<locked>>
97%
56913
89%
**05
99%
Alliant Reloder-23
<<locked>>
97%
54476
85%
**30
100%
Alliant Reloder-25
<<locked>>
97%
47224
74%
**67
100%
Alliant Reloder-26 👍
<<locked>>
94%
56927
89%
**41
100%
Hodgdon H1000
<<locked>>
97%
42047
66%
**17
95%
Hodgdon H414
<<locked>>
84%
57000
89%
**53
100%
Hodgdon H4350
<<locked>>
91%
56956
89%
**07
100%
Hodgdon H4831
<<locked>>
97%
53127
83%
**81
97%
Hodgdon H4831 SC
<<locked>>
95%
57014
89%
**40
98%
Hodgdon Hybrid 100V
<<locked>>
91%
56884
89%
**87
100%
Hodgdon LVR
<<locked>>
87%
57305
90%
**36
100%
Hodgdon Retumbo
<<locked>>
97%
37217
58%
**67
96%
Hodgdon Superperformance
<<locked>>
86%
56724
89%
**86
100%
Hodgdon VARGET
<<locked>>
83%
57130
90%
**74
100%
Hodgdon TrailBoss
<<locked>>
96%
35273
55%
**85
100%
IMR 4064
<<locked>>
84%
57319
90%
**61
100%
IMR 4166 Enduron
<<locked>>
85%
57203
90%
**67
100%
IMR 4350
<<locked>>
89%
56971
89%
**04
100%
IMR 4451 Enduron
<<locked>>
86%
57421
90%
**97
100%
IMR 4831
<<locked>>
93%
56695
89%
**13
100%
IMR 4955 Enduron
<<locked>>
96%
56913
89%
**10
98%
IMR 7828 SSC
<<locked>>
96%
57159
90%
**15
98%
Lovex S065
<<locked>>
87%
57101
89%
**81
100%
Lovex S070
<<locked>>
88%
56826
89%
**04
100%
Lovex S071
<<locked>>
97%
48341
76%
**76
99%
Norma 204
<<locked>>
89%
57159
90%
**46
99%
[Norma 217]*
<<locked>>
97%
33330
52%
**85
94%
Norma MRP 👍
<<locked>>
95%
56695
89%
**28
100%
Norma URP
<<locked>>
89%
56695
89%
**33
100%
Ramshot Hunter
<<locked>>
89%
57276
90%
**63
100%
Ramshot Magnum
<<locked>>
97%
56101
88%
**72
100%
ReloadSwiss RS 14
<<locked>>
96%
35969
56%
**27
100%
ReloadSwiss RS 60
<<locked>>
86%
56985
89%
**92
100%
ReloadSwiss RS 62
<<locked>>
88%
57159
90%
**56
100%
ReloadSwiss RS 70
<<locked>>
89%
57072
89%
**12
100%
ReloadSwiss RS 76
<<locked>>
97%
46021
72%
**00
99%
[ReloadSwiss RS 80]*
<<locked>>
97%
41205
65%
**66
93%
Rottweil R 903
<<locked>>
84%
57000
89%
**71
100%
Rottweil R 904
<<locked>>
92%
56666
89%
**07
98%
Rottweil R 905 👍
<<locked>>
94%
57014
89%
**63
99%
Rottweil R 907
<<locked>>
86%
57101
89%
**84
100%
SNPE Vectan Tubal 5000
<<locked>>
83%
56956
89%
**46
100%
SNPE Vectan Tubal 7000
<<locked>>
87%
56724
89%
**44
100%
Shooters World Long Rifle
<<locked>>
87%
57101
89%
**81
100%
Somchem S355
<<locked>>
84%
57058
89%
**74
100%
Somchem S361
<<locked>>
92%
56710
89%
**84
98%
Somchem S365
<<locked>>
91%
56840
89%
**36
100%
Somchem S385 👍
<<locked>>
94%
56985
89%
**23
100%
Vihtavuori N135
<<locked>>
85%
56913
89%
**76
100%
Vihtavuori N150
<<locked>>
89%
56782
89%
**25
100%
Vihtavuori N160
<<locked>>
86%
56782
89%
**94
100%
Vihtavuori N165
<<locked>>
97%
53127
83%
**58
99%
Vihtavuori N550
<<locked>>
86%
57145
90%
**40
100%
Vihtavuori N555
<<locked>>
95%
56942
89%
**63
100%
Vihtavuori N560
<<locked>>
97%
57377
90%
**38
98%
Vihtavuori N565
<<locked>>
97%
49255
77%
**71
97%
[Vihtavuori N568]*
<<locked>>
97%
42757
67%
**85
93%
Winchester 6.5 StaBALL
<<locked>>
88%
56623
89%
**64
100%
Winchester 760
<<locked>>
84%
57000
89%
**53
100%
Winchester StaBALL HD
<<locked>>
97%
50531
79%
**92
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2209]*
<<locked>>
81%
37840
59%
**95
94%
[ADI AR 2213]*
<<locked>>
81%
33765
53%
**16
90%
[ADI AR 2217]*
<<locked>>
90%
33243
52%
**90
90%
[ADI AR 2225]*
<<locked>>
88%
28369
44%
**95
91%
Accurate 2700
<<locked>>
81%
51938
81%
**62
99%
Accurate 3100
<<locked>>
81%
33489
52%
**70
96%
Accurate 4350
<<locked>>
81%
45165
71%
**36
100%
[Accurate MAGPRO]*
<<locked>>
85%
37492
59%
**35
90%
Alliant Reloder-16
<<locked>>
81%
43410
68%
**43
100%
Alliant Reloder-17
<<locked>>
81%
50053
78%
**67
100%
Alliant Reloder-19
<<locked>>
81%
37710
59%
**92
95%
[Alliant Reloder-22]*
<<locked>>
81%
33475
52%
**23
93%
Alliant Reloder-23
<<locked>>
81%
32213
50%
**03
99%
[Alliant Reloder-25]*
<<locked>>
81%
28195
44%
**92
94%
Alliant Reloder-26
<<locked>>
81%
34838
55%
**25
98%
[Hodgdon H1000]*
<<locked>>
90%
33243
52%
**90
90%
Hodgdon H414
<<locked>>
81%
51068
80%
**54
99%
Hodgdon H4350
<<locked>>
81%
41655
65%
**35
97%
[Hodgdon H4831]*
<<locked>>
83%
33953
53%
**80
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
35476
56%
**23
91%
Hodgdon Hybrid 100V
<<locked>>
81%
40901
64%
**25
100%
Hodgdon LVR
<<locked>>
81%
47747
75%
**79
100%
[Hodgdon Retumbo]*
<<locked>>
88%
28369
44%
**95
91%
Hodgdon Superperformance
<<locked>>
81%
46456
73%
**08
98%
Hodgdon VARGET
<<locked>>
81%
53243
83%
**15
100%
Hodgdon TrailBoss
<<locked>>
82%
28558
45%
**47
100%
IMR 4064
<<locked>>
81%
52765
83%
**99
100%
IMR 4166 Enduron
<<locked>>
81%
51488
81%
**79
99%
IMR 4350
<<locked>>
81%
43714
69%
**71
98%
IMR 4451 Enduron
<<locked>>
81%
49792
78%
**72
99%
IMR 4831
<<locked>>
81%
39204
61%
**02
99%
[IMR 4955 Enduron]*
<<locked>>
81%
35665
56%
**87
91%
[IMR 7828 SSC]*
<<locked>>
81%
34447
54%
**43
91%
Lovex S065
<<locked>>
81%
47239
74%
**17
99%
Lovex S070
<<locked>>
81%
45426
71%
**03
99%
[Lovex S071]*
<<locked>>
81%
28892
45%
**46
94%
Norma 204
<<locked>>
81%
43497
68%
**00
96%
[Norma 217]*
<<locked>>
92%
28065
44%
**21
90%
Norma MRP
<<locked>>
81%
35027
55%
**98
95%
Norma URP
<<locked>>
81%
44324
69%
**20
100%
Ramshot Hunter
<<locked>>
81%
43323
68%
**20
99%
[Ramshot Magnum]*
<<locked>>
81%
30734
48%
**44
92%
ReloadSwiss RS 14
<<locked>>
81%
28776
45%
**73
100%
ReloadSwiss RS 60
<<locked>>
81%
48066
75%
**54
100%
ReloadSwiss RS 62
<<locked>>
81%
45165
71%
**53
100%
ReloadSwiss RS 70
<<locked>>
81%
43337
68%
**72
100%
[ReloadSwiss RS 76]*
<<locked>>
83%
28427
45%
**18
90%
[ReloadSwiss RS 80]*
<<locked>>
93%
35824
56%
**35
90%
Rottweil R 903
<<locked>>
81%
52402
82%
**05
100%
[Rottweil R 904]*
<<locked>>
81%
39218
61%
**79
94%
Rottweil R 905
<<locked>>
81%
37043
58%
**79
95%
Rottweil R 907
<<locked>>
81%
48298
76%
**46
99%
SNPE Vectan Tubal 5000
<<locked>>
81%
52881
83%
**90
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
46224
72%
**61
99%
Shooters World Long Rifle
<<locked>>
81%
47239
74%
**17
99%
Somchem S355
<<locked>>
81%
52359
82%
**02
100%
[Somchem S361]*
<<locked>>
81%
39885
63%
**69
93%
Somchem S365
<<locked>>
81%
41205
65%
**80
100%
Somchem S385
<<locked>>
81%
37681
59%
**69
96%
Vihtavuori N135
<<locked>>
81%
50865
80%
**90
100%
Vihtavuori N150
<<locked>>
81%
44991
71%
**44
100%
Vihtavuori N160
<<locked>>
81%
47863
75%
**53
100%
[Vihtavuori N165]*
<<locked>>
81%
31459
49%
**08
93%
Vihtavuori N550
<<locked>>
81%
48240
76%
**95
100%
Vihtavuori N555
<<locked>>
81%
36100
57%
**75
99%
[Vihtavuori N560]*
<<locked>>
81%
33562
53%
**39
90%
[Vihtavuori N565]*
<<locked>>
85%
32866
51%
**13
90%
[Vihtavuori N568]*
<<locked>>
93%
37347
59%
**57
90%
Winchester 6.5 StaBALL
<<locked>>
81%
45049
71%
**80
100%
Winchester 760
<<locked>>
81%
51068
80%
**54
99%
Winchester StaBALL HD
<<locked>>
81%
27137
43%
**90
99%

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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