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Load data for .300 Weath. Mag. + .308 | 155gr | Berger Hybrid Target

Recommended Powder(s):

.300 Weath. Mag. + .308 | 155gr | Berger Hybrid Target

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 155gr | Berger Hybrid Target
Manufacturer SKU:
30426
Bullet Weight:
155gr | 10.0g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.271" | 32.3mm
Caliber:
.300 Weath. Mag. load data
Case Length (l3):
2.824" | 71.7mm
Cartridge Length (C.O.L.):
3.507" | 89.1mm
Seated Depth:
0.588" | 14.9mm
Shank Seated Depth:
0.368" | 9.3mm
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_B1063_C379
Last updated:
2025-01-01
Recommended Twist Rate:
1:12 - 1:10

Load data for 162 loads in caliber .300 Weath. Mag. with .308 | 155gr | Berger Hybrid Target bullet and 81 powder(s). 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".

  • No data yet

  • 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>>
87%
57392
90%
**81
100%
ADI AR 2209
<<locked>>
97%
56086
88%
**36
98%
ADI AR 2213
<<locked>>
97%
50444
79%
**58
95%
Accurate 2700
<<locked>>
87%
57334
90%
**31
99%
Accurate 3100
<<locked>>
97%
49864
78%
**82
99%
Accurate 4064
<<locked>>
85%
57392
90%
**45
100%
Accurate 4350
<<locked>>
92%
56898
89%
**30
100%
[Accurate MAGPRO]*
<<locked>>
97%
48559
76%
**38
92%
Alliant Reloder- TS 15.5
<<locked>>
86%
57406
90%
**87
100%
Alliant Reloder-15
<<locked>>
84%
56985
89%
**97
100%
Alliant Reloder-16 👍
<<locked>>
93%
57261
90%
**79
100%
Alliant Reloder-17
<<locked>>
89%
57043
89%
**82
100%
Alliant Reloder-19
<<locked>>
97%
55869
88%
**40
98%
Alliant Reloder-22
<<locked>>
97%
49647
78%
**68
97%
Alliant Reloder-23
<<locked>>
97%
47152
74%
**18
100%
Alliant Reloder-25
<<locked>>
97%
40741
64%
**10
98%
Alliant Reloder-26
<<locked>>
97%
53708
84%
**12
100%
Hodgdon CFE223
<<locked>>
84%
57116
89%
**33
100%
Hodgdon H380
<<locked>>
85%
56971
89%
**94
100%
Hodgdon H414
<<locked>>
88%
57203
90%
**53
99%
Hodgdon H4350
<<locked>>
95%
56666
89%
**84
98%
[Hodgdon H4831]*
<<locked>>
97%
46934
74%
**43
93%
Hodgdon H4831 SC
<<locked>>
97%
52939
83%
**61
95%
Hodgdon Hybrid 100V
<<locked>>
95%
57014
89%
**97
100%
Hodgdon LVR
<<locked>>
90%
56724
89%
**27
100%
Hodgdon Superperformance 👍
<<locked>>
90%
56927
89%
**79
99%
Hodgdon VARGET
<<locked>>
87%
57392
90%
**81
100%
Hodgdon TrailBoss
<<locked>>
97%
34853
55%
**09
100%
IMR 4064
<<locked>>
87%
57029
89%
**61
100%
IMR 4166 Enduron
<<locked>>
88%
57188
90%
**54
99%
IMR 4350
<<locked>>
93%
56681
89%
**84
99%
IMR 4451 Enduron
<<locked>>
89%
56942
89%
**74
99%
IMR 4831
<<locked>>
97%
56637
89%
**10
100%
IMR 4955 Enduron
<<locked>>
97%
52228
82%
**05
95%
IMR 7828 SSC
<<locked>>
97%
52141
82%
**10
95%
Lovex S062
<<locked>>
84%
56855
89%
**54
100%
Lovex S065
<<locked>>
91%
57217
90%
**81
100%
Lovex S070
<<locked>>
92%
57406
90%
**00
99%
Lovex S071
<<locked>>
97%
41336
65%
**25
97%
Norma 203B
<<locked>>
84%
56855
89%
**94
100%
Norma 204
<<locked>>
92%
56840
89%
**23
98%
Norma MRP
<<locked>>
97%
52286
82%
**53
98%
Norma URP
<<locked>>
92%
56913
89%
**33
100%
Ramshot Big Game
<<locked>>
83%
56913
89%
**07
100%
Ramshot Hunter 👍
<<locked>>
93%
56942
89%
**53
100%
Ramshot Magnum
<<locked>>
97%
48428
76%
**15
97%
ReloadSwiss RS 14
<<locked>>
96%
35433
56%
**52
100%
ReloadSwiss RS 50
<<locked>>
85%
56840
89%
**77
99%
ReloadSwiss RS 52
<<locked>>
84%
57290
90%
**07
100%
ReloadSwiss RS 60
<<locked>>
90%
57188
90%
**12
100%
ReloadSwiss RS 62 👍
<<locked>>
92%
57348
90%
**56
100%
ReloadSwiss RS 70 👍
<<locked>>
92%
56826
89%
**05
100%
ReloadSwiss RS 76
<<locked>>
97%
39784
62%
**10
95%
Rottweil R 902
<<locked>>
83%
57116
90%
**38
100%
Rottweil R 903
<<locked>>
87%
57421
90%
**91
100%
Rottweil R 904
<<locked>>
96%
57188
90%
**07
97%
Rottweil R 905
<<locked>>
97%
54752
86%
**10
98%
Rottweil R 907
<<locked>>
90%
57348
90%
**81
99%
SNPE Vectan SP 11
<<locked>>
86%
57348
90%
**27
100%
SNPE Vectan Tubal 5000
<<locked>>
87%
56811
89%
**43
100%
SNPE Vectan Tubal 7000
<<locked>>
91%
57174
90%
**31
99%
Shooters World Long Rifle
<<locked>>
91%
57217
90%
**81
100%
Shooters World Precision
<<locked>>
84%
56855
89%
**54
100%
Somchem S355
<<locked>>
87%
56884
89%
**74
100%
Somchem S361
<<locked>>
95%
57116
89%
**61
96%
Somchem S365
<<locked>>
95%
57029
89%
**50
100%
Somchem S385
<<locked>>
97%
55579
87%
**91
98%
Vihtavuori N133
<<locked>>
84%
57421
90%
**43
100%
Vihtavuori N135
<<locked>>
89%
56985
89%
**92
100%
Vihtavuori N140
<<locked>>
83%
56898
89%
**99
100%
Vihtavuori N150
<<locked>>
92%
56869
89%
**35
100%
Vihtavuori N160
<<locked>>
90%
57232
90%
**91
100%
Vihtavuori N165
<<locked>>
97%
46688
73%
**17
96%
Vihtavuori N540
<<locked>>
84%
57145
90%
**31
100%
Vihtavuori N550
<<locked>>
89%
56608
89%
**23
100%
Vihtavuori N555
<<locked>>
97%
52605
82%
**94
100%
[Vihtavuori N560]*
<<locked>>
97%
49937
78%
**87
94%
[Vihtavuori N565]*
<<locked>>
97%
42148
66%
**07
92%
Winchester 6.5 StaBALL
<<locked>>
91%
56666
89%
**64
100%
Winchester 760
<<locked>>
88%
57203
90%
**53
99%
Winchester StaBALL HD
<<locked>>
97%
41437
65%
**54
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
48486
76%
**30
100%
[ADI AR 2209]*
<<locked>>
82%
34418
54%
**71
90%
[ADI AR 2213]*
<<locked>>
89%
38319
60%
**92
90%
Accurate 2700
<<locked>>
81%
46818
73%
**44
96%
[Accurate 3100]*
<<locked>>
81%
28892
45%
**07
91%
Accurate 4064
<<locked>>
81%
51576
81%
**56
100%
Accurate 4350
<<locked>>
81%
39392
62%
**05
98%
[Accurate MAGPRO]*
<<locked>>
93%
43265
68%
**33
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
48907
77%
**49
100%
Alliant Reloder-15
<<locked>>
81%
52214
82%
**25
100%
Alliant Reloder-16
<<locked>>
81%
38203
60%
**15
98%
Alliant Reloder-17
<<locked>>
81%
43598
68%
**56
100%
[Alliant Reloder-19]*
<<locked>>
81%
33678
53%
**51
90%
[Alliant Reloder-22]*
<<locked>>
86%
33968
53%
**00
90%
Alliant Reloder-23
<<locked>>
81%
27992
44%
**39
95%
[Alliant Reloder-25]*
<<locked>>
85%
27847
44%
**23
90%
[Alliant Reloder-26]*
<<locked>>
81%
29921
47%
**48
93%
Hodgdon CFE223
<<locked>>
81%
51880
81%
**48
100%
Hodgdon H380
<<locked>>
81%
49705
78%
**72
99%
Hodgdon H414
<<locked>>
81%
45063
71%
**33
97%
[Hodgdon H4350]*
<<locked>>
81%
37043
58%
**94
93%
[Hodgdon H4831]*
<<locked>>
92%
39363
62%
**72
90%
[Hodgdon H4831 SC]*
<<locked>>
88%
39102
61%
**72
90%
Hodgdon Hybrid 100V
<<locked>>
81%
35636
56%
**97
98%
Hodgdon LVR
<<locked>>
81%
42148
66%
**61
98%
Hodgdon Superperformance
<<locked>>
81%
40495
63%
**61
95%
Hodgdon VARGET
<<locked>>
81%
48022
75%
**20
100%
Hodgdon TrailBoss
<<locked>>
81%
27630
43%
**49
100%
IMR 4064
<<locked>>
81%
47485
74%
**00
100%
IMR 4166 Enduron
<<locked>>
81%
46659
73%
**67
97%
[IMR 4350]*
<<locked>>
81%
38928
61%
**33
94%
IMR 4451 Enduron
<<locked>>
81%
44889
70%
**54
97%
IMR 4831
<<locked>>
81%
34258
54%
**64
96%
[IMR 4955 Enduron]*
<<locked>>
87%
38203
60%
**17
90%
[IMR 7828 SSC]*
<<locked>>
88%
38421
60%
**08
90%
Lovex S062
<<locked>>
81%
50923
80%
**56
100%
Lovex S065
<<locked>>
81%
42279
66%
**95
97%
Lovex S070
<<locked>>
81%
40437
63%
**79
96%
[Lovex S071]*
<<locked>>
83%
26919
42%
**41
90%
Norma 203B
<<locked>>
81%
51706
81%
**15
100%
[Norma 204]*
<<locked>>
81%
38363
60%
**62
92%
[Norma MRP]*
<<locked>>
82%
31125
49%
**44
90%
Norma URP
<<locked>>
81%
38928
61%
**95
98%
Ramshot Big Game
<<locked>>
81%
52272
82%
**31
100%
Ramshot Hunter
<<locked>>
81%
38000
60%
**72
96%
[Ramshot Magnum]*
<<locked>>
87%
32735
51%
**41
90%
ReloadSwiss RS 14
<<locked>>
81%
28239
44%
**88
100%
ReloadSwiss RS 50
<<locked>>
81%
49806
78%
**59
98%
ReloadSwiss RS 52
<<locked>>
81%
51677
81%
**22
100%
ReloadSwiss RS 60
<<locked>>
81%
42018
66%
**40
100%
ReloadSwiss RS 62
<<locked>>
81%
39247
61%
**18
97%
ReloadSwiss RS 70
<<locked>>
81%
38043
60%
**15
97%
[ReloadSwiss RS 76]*
<<locked>>
91%
32692
51%
**97
90%
Rottweil R 902
<<locked>>
81%
53156
83%
**79
100%
Rottweil R 903
<<locked>>
81%
46485
73%
**97
100%
[Rottweil R 904]*
<<locked>>
83%
36579
57%
**80
90%
[Rottweil R 905]*
<<locked>>
82%
33112
52%
**48
90%
Rottweil R 907
<<locked>>
81%
43468
68%
**22
96%
SNPE Vectan SP 11
<<locked>>
81%
47790
75%
**59
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
47776
75%
**12
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
41466
65%
**43
96%
Shooters World Long Rifle
<<locked>>
81%
42279
66%
**95
97%
Shooters World Precision
<<locked>>
81%
50923
80%
**56
100%
Somchem S355
<<locked>>
81%
46775
73%
**00
100%
[Somchem S361]*
<<locked>>
84%
38914
61%
**10
90%
Somchem S365
<<locked>>
81%
35520
56%
**53
99%
[Somchem S385]*
<<locked>>
81%
33040
52%
**12
91%
Vihtavuori N133
<<locked>>
81%
53287
84%
**84
100%
Vihtavuori N135
<<locked>>
81%
45484
71%
**08
100%
Vihtavuori N140
<<locked>>
81%
52953
83%
**40
100%
Vihtavuori N150
<<locked>>
81%
40132
63%
**40
100%
Vihtavuori N160
<<locked>>
81%
42264
66%
**28
98%
[Vihtavuori N165]*
<<locked>>
86%
31966
50%
**79
90%
Vihtavuori N540
<<locked>>
81%
52605
82%
**59
100%
Vihtavuori N550
<<locked>>
81%
42641
67%
**67
98%
Vihtavuori N555
<<locked>>
81%
30879
48%
**15
95%
[Vihtavuori N560]*
<<locked>>
90%
39436
62%
**54
90%
[Vihtavuori N565]*
<<locked>>
94%
37739
59%
**99
90%
Winchester 6.5 StaBALL
<<locked>>
81%
39856
62%
**69
100%
Winchester 760
<<locked>>
81%
45063
71%
**33
97%
[Winchester StaBALL HD]*
<<locked>>
81%
24772
39%
**77
93%

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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