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Load data for .300 Weath. Mag. + .308 | 155gr | Norma Kalahari

Recommended Powder(s):

.300 Weath. Mag. + .308 | 155gr | Norma Kalahari

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 155gr | Norma Kalahari
Bullet Weight:
155gr | 10.0g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.228" | 31.2mm
Caliber:
.300 Weath. Mag. load data
Case Length (l3):
2.824" | 71.7mm
Cartridge Length (C.O.L.):
3.507" | 89.1mm
Seated Depth:
0.545" | 13.9mm
Shank Seated Depth:
0.545" | 13.9mm
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_B3860_C379
Last updated:
2025-01-01

Load data for 162 loads in caliber .300 Weath. Mag. with .308 | 155gr | Norma Kalahari 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".

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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>>
86%
57348
90%
**77
100%
ADI AR 2209
<<locked>>
97%
56217
88%
**40
98%
ADI AR 2213
<<locked>>
97%
50546
79%
**61
95%
Accurate 2700
<<locked>>
87%
56797
89%
**25
98%
Accurate 3100
<<locked>>
97%
49980
78%
**86
99%
Accurate 4064
<<locked>>
84%
56942
89%
**38
100%
Accurate 4350
<<locked>>
92%
57058
89%
**33
100%
[Accurate MAGPRO]*
<<locked>>
97%
49110
77%
**54
92%
Alliant Reloder- TS 15.5
<<locked>>
86%
57421
90%
**87
100%
Alliant Reloder-15
<<locked>>
84%
57145
90%
**04
100%
Alliant Reloder-16 👍
<<locked>>
93%
57406
90%
**82
100%
Alliant Reloder-17
<<locked>>
89%
57188
90%
**86
100%
Alliant Reloder-19
<<locked>>
97%
55985
88%
**30
98%
Alliant Reloder-22
<<locked>>
97%
49748
78%
**74
97%
Alliant Reloder-23
<<locked>>
97%
47282
74%
**12
100%
Alliant Reloder-25
<<locked>>
97%
40828
64%
**04
97%
Alliant Reloder-26
<<locked>>
97%
53824
84%
**99
100%
Hodgdon CFE223
<<locked>>
84%
57246
90%
**36
100%
Hodgdon H380
<<locked>>
85%
57116
89%
**97
100%
Hodgdon H414
<<locked>>
88%
57334
90%
**56
99%
Hodgdon H4350
<<locked>>
95%
56782
89%
**87
99%
[Hodgdon H4831]*
<<locked>>
97%
47050
74%
**46
93%
Hodgdon H4831 SC
<<locked>>
97%
53040
83%
**51
95%
Hodgdon Hybrid 100V
<<locked>>
95%
57159
90%
**91
100%
Hodgdon LVR
<<locked>>
90%
56869
89%
**30
100%
Hodgdon Superperformance 👍
<<locked>>
90%
57029
89%
**82
99%
Hodgdon VARGET
<<locked>>
86%
56913
89%
**74
100%
Hodgdon TrailBoss
<<locked>>
97%
35012
55%
**16
100%
IMR 4064
<<locked>>
87%
57188
90%
**68
100%
IMR 4166 Enduron
<<locked>>
88%
57334
90%
**61
99%
IMR 4350
<<locked>>
93%
56811
89%
**87
99%
IMR 4451 Enduron
<<locked>>
89%
57072
89%
**81
99%
IMR 4831
<<locked>>
97%
56768
89%
**14
100%
IMR 4955 Enduron
<<locked>>
97%
52330
82%
**09
95%
IMR 7828 SSC
<<locked>>
97%
52243
82%
**14
96%
Lovex S062
<<locked>>
84%
57014
89%
**48
100%
Lovex S065
<<locked>>
91%
57348
90%
**74
100%
Lovex S070
<<locked>>
92%
56869
89%
**94
99%
Lovex S071
<<locked>>
97%
41466
65%
**18
97%
Norma 203B
<<locked>>
84%
57014
89%
**97
100%
Norma 204
<<locked>>
92%
56956
89%
**30
98%
Norma MRP
<<locked>>
97%
52388
82%
**56
98%
Norma URP
<<locked>>
92%
57058
89%
**36
100%
Ramshot Big Game
<<locked>>
84%
57058
89%
**10
100%
Ramshot Hunter 👍
<<locked>>
93%
57058
89%
**56
100%
Ramshot Magnum
<<locked>>
97%
48501
76%
**18
97%
ReloadSwiss RS 14
<<locked>>
96%
35331
55%
**52
100%
ReloadSwiss RS 50
<<locked>>
85%
56971
89%
**84
99%
ReloadSwiss RS 52
<<locked>>
84%
56594
89%
**97
100%
ReloadSwiss RS 60
<<locked>>
90%
57334
90%
**15
100%
ReloadSwiss RS 62 👍
<<locked>>
92%
57290
90%
**63
100%
ReloadSwiss RS 70 👍
<<locked>>
92%
56942
89%
**09
100%
ReloadSwiss RS 76
<<locked>>
97%
39842
62%
**13
95%
Rottweil R 902
<<locked>>
83%
57290
90%
**45
100%
Rottweil R 903
<<locked>>
87%
56840
89%
**81
100%
Rottweil R 904
<<locked>>
96%
57305
90%
**97
97%
Rottweil R 905
<<locked>>
97%
54868
86%
**14
98%
Rottweil R 907
<<locked>>
89%
56797
89%
**74
99%
SNPE Vectan SP 11
<<locked>>
86%
56985
89%
**10
100%
SNPE Vectan Tubal 5000
<<locked>>
87%
56956
89%
**46
100%
SNPE Vectan Tubal 7000
<<locked>>
91%
57334
90%
**38
99%
Shooters World Long Rifle
<<locked>>
91%
57348
90%
**74
100%
Shooters World Precision
<<locked>>
84%
57014
89%
**48
100%
Somchem S355
<<locked>>
87%
57043
89%
**77
100%
Somchem S361
<<locked>>
95%
57203
90%
**64
96%
Somchem S365
<<locked>>
95%
57188
90%
**53
100%
Somchem S385
<<locked>>
97%
55695
87%
**94
98%
Vihtavuori N133
<<locked>>
83%
56927
89%
**36
100%
Vihtavuori N135
<<locked>>
89%
57159
90%
**95
100%
Vihtavuori N140
<<locked>>
83%
57072
89%
**02
100%
Vihtavuori N150
<<locked>>
92%
57029
89%
**28
100%
Vihtavuori N160
<<locked>>
90%
57203
90%
**91
100%
Vihtavuori N165
<<locked>>
97%
46804
73%
**20
96%
Vihtavuori N540
<<locked>>
84%
57305
90%
**35
100%
Vihtavuori N550
<<locked>>
89%
56739
89%
**30
100%
Vihtavuori N555
<<locked>>
97%
52750
83%
**97
100%
Vihtavuori N560
<<locked>>
97%
50198
79%
**97
95%
[Vihtavuori N565]*
<<locked>>
97%
42235
66%
**13
92%
Winchester 6.5 StaBALL
<<locked>>
91%
56782
89%
**68
100%
Winchester 760
<<locked>>
88%
57334
90%
**56
99%
Winchester StaBALL HD
<<locked>>
97%
41553
65%
**45
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
48341
76%
**23
100%
[ADI AR 2209]*
<<locked>>
82%
34534
54%
**77
90%
[ADI AR 2213]*
<<locked>>
89%
38914
61%
**02
90%
Accurate 2700
<<locked>>
81%
46934
74%
**48
97%
[Accurate 3100]*
<<locked>>
81%
28921
45%
**97
91%
Accurate 4064
<<locked>>
81%
51750
81%
**63
100%
Accurate 4350
<<locked>>
81%
39436
62%
**95
98%
[Accurate MAGPRO]*
<<locked>>
93%
43352
68%
**36
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
49081
77%
**56
100%
Alliant Reloder-15
<<locked>>
81%
52373
82%
**22
100%
Alliant Reloder-16
<<locked>>
81%
38348
60%
**08
98%
Alliant Reloder-17
<<locked>>
81%
43627
68%
**46
100%
[Alliant Reloder-19]*
<<locked>>
81%
33794
53%
**57
90%
[Alliant Reloder-22]*
<<locked>>
85%
33707
53%
**90
90%
Alliant Reloder-23
<<locked>>
81%
28108
44%
**36
95%
[Alliant Reloder-25]*
<<locked>>
85%
27949
44%
**20
90%
[Alliant Reloder-26]*
<<locked>>
81%
30023
47%
**41
93%
Hodgdon CFE223
<<locked>>
81%
52011
82%
**51
100%
Hodgdon H380
<<locked>>
81%
49864
78%
**76
99%
Hodgdon H414
<<locked>>
81%
45208
71%
**36
97%
[Hodgdon H4350]*
<<locked>>
81%
37173
58%
**90
93%
[Hodgdon H4831]*
<<locked>>
92%
39479
62%
**79
90%
[Hodgdon H4831 SC]*
<<locked>>
88%
39740
62%
**82
90%
Hodgdon Hybrid 100V
<<locked>>
81%
35781
56%
**94
98%
Hodgdon LVR
<<locked>>
81%
42293
66%
**58
98%
Hodgdon Superperformance
<<locked>>
81%
40611
64%
**54
95%
Hodgdon VARGET
<<locked>>
81%
48182
75%
**13
100%
Hodgdon TrailBoss
<<locked>>
81%
27818
44%
**52
100%
IMR 4064
<<locked>>
81%
47645
75%
**07
100%
IMR 4166 Enduron
<<locked>>
81%
46804
73%
**74
97%
[IMR 4350]*
<<locked>>
81%
39059
61%
**40
94%
IMR 4451 Enduron
<<locked>>
81%
44918
70%
**58
97%
IMR 4831
<<locked>>
81%
34403
54%
**61
96%
[IMR 4955 Enduron]*
<<locked>>
87%
38319
60%
**10
90%
[IMR 7828 SSC]*
<<locked>>
88%
38130
60%
**99
90%
Lovex S062
<<locked>>
81%
51082
80%
**63
100%
Lovex S065
<<locked>>
81%
42424
66%
**02
97%
Lovex S070
<<locked>>
81%
40582
64%
**76
96%
[Lovex S071]*
<<locked>>
84%
27267
43%
**54
90%
Norma 203B
<<locked>>
81%
51866
81%
**09
100%
[Norma 204]*
<<locked>>
81%
38493
60%
**56
92%
[Norma MRP]*
<<locked>>
81%
30879
48%
**31
90%
Norma URP
<<locked>>
81%
39073
61%
**89
98%
Ramshot Big Game
<<locked>>
81%
52286
82%
**35
100%
Ramshot Hunter
<<locked>>
81%
38130
60%
**79
96%
[Ramshot Magnum]*
<<locked>>
87%
32808
51%
**48
90%
ReloadSwiss RS 14
<<locked>>
81%
28166
44%
**91
100%
ReloadSwiss RS 50
<<locked>>
81%
49937
78%
**53
98%
ReloadSwiss RS 52
<<locked>>
81%
51837
81%
**28
100%
ReloadSwiss RS 60
<<locked>>
81%
42148
66%
**43
100%
ReloadSwiss RS 62
<<locked>>
81%
39218
61%
**12
97%
ReloadSwiss RS 70
<<locked>>
81%
38159
60%
**22
97%
[ReloadSwiss RS 76]*
<<locked>>
91%
32750
51%
**00
90%
Rottweil R 902
<<locked>>
81%
53330
84%
**76
100%
Rottweil R 903
<<locked>>
81%
46659
73%
**04
100%
[Rottweil R 904]*
<<locked>>
83%
36695
58%
**87
90%
[Rottweil R 905]*
<<locked>>
82%
33243
52%
**41
90%
Rottweil R 907
<<locked>>
81%
43482
68%
**25
96%
SNPE Vectan SP 11
<<locked>>
81%
47805
75%
**63
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
47964
75%
**15
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
41655
65%
**40
96%
Shooters World Long Rifle
<<locked>>
81%
42424
66%
**02
97%
Shooters World Precision
<<locked>>
81%
51082
80%
**63
100%
Somchem S355
<<locked>>
81%
46934
74%
**04
100%
[Somchem S361]*
<<locked>>
84%
38638
61%
**03
90%
Somchem S365
<<locked>>
81%
35549
56%
**43
99%
[Somchem S385]*
<<locked>>
81%
32938
52%
**08
91%
Vihtavuori N133
<<locked>>
81%
53476
84%
**90
100%
Vihtavuori N135
<<locked>>
81%
45542
71%
**12
100%
Vihtavuori N140
<<locked>>
81%
53113
83%
**46
100%
Vihtavuori N150
<<locked>>
81%
40176
63%
**43
100%
Vihtavuori N160
<<locked>>
81%
42409
66%
**31
98%
[Vihtavuori N165]*
<<locked>>
85%
31705
50%
**69
90%
Vihtavuori N540
<<locked>>
81%
52750
83%
**66
100%
Vihtavuori N550
<<locked>>
81%
42786
67%
**74
98%
Vihtavuori N555
<<locked>>
81%
31024
49%
**25
96%
[Vihtavuori N560]*
<<locked>>
89%
39030
61%
**41
90%
[Vihtavuori N565]*
<<locked>>
94%
37840
59%
**02
90%
Winchester 6.5 StaBALL
<<locked>>
81%
39972
63%
**62
100%
Winchester 760
<<locked>>
81%
45208
71%
**36
97%
[Winchester StaBALL HD]*
<<locked>>
81%
24860
39%
**84
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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