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

Recommended Powder(s):

.300 H & H 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:
<<locked>>
Caliber:
.300 H & H Mag. load data
Case Length (l3):
2.850" | 72.4mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
85.9 Grains of Water | 5.58 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
62366 psi | 4300 bar
LID:
LID_B3860_C357
Last updated:
2026-01-31

Load data for 192 loads in caliber .300 H & H Mag. with .308 | 155gr | Norma Kalahari bullet and 96 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 2206H
84%
89%
100%
ADI AR 2208
90%
89%
100%
ADI AR 2209
97%
77%
94%
Accurate 2200
83%
90%
100%
Accurate 2495
83%
90%
100%
Accurate 2700
91%
90%
97%
Accurate 3100
97%
65%
95%
Accurate 4064
89%
90%
100%
Accurate 4350
96%
90%
100%
Alliant Power Pro 2000-MR
86%
89%
100%
Alliant Reloder- TS 15.5
89%
89%
100%
Alliant Reloder-15
88%
90%
100%
Alliant Reloder-16
97%
87%
100%
Alliant Reloder-17
93%
90%
100%
Alliant Reloder-19
97%
76%
94%
Alliant Reloder-22
97%
66%
92%
Alliant Reloder-23
97%
62%
99%
Alliant Reloder-25
97%
56%
93%
Alliant Reloder-26
97%
70%
98%
Baschieri & Pellagri 107
84%
89%
100%
Bofors RP3
89%
90%
100%
Bofors RP5
97%
66%
92%
Bofors RP7
93%
90%
97%
Hodgdon CFE223
88%
90%
100%
Hodgdon H380
89%
89%
99%
Hodgdon H414
92%
89%
98%
Hodgdon H4350
97%
84%
97%
Hodgdon H4895
84%
89%
100%
Hodgdon Hybrid 100V
97%
82%
100%
Hodgdon LVR
94%
89%
99%
Hodgdon Superperformance
94%
90%
98%
Hodgdon VARGET
90%
89%
100%
Hodgdon TrailBoss
97%
55%
100%
IMR 3031
87%
89%
100%
IMR 4064
90%
89%
100%
IMR 4166 Enduron
91%
90%
98%
IMR 4350
97%
89%
97%
IMR 4451 Enduron
92%
89%
98%
IMR 4831
97%
77%
99%
IMR 4895
87%
90%
100%
IMR 8208 XBR
83%
90%
100%
Lovex D073.6
84%
89%
100%
Lovex S060
85%
90%
100%
Lovex S062
88%
90%
100%
Lovex S065
94%
89%
99%
Lovex S070
96%
90%
98%
Lovex S071
97%
55%
93%
Norma 201
85%
89%
100%
Norma 202
85%
90%
100%
Norma 203B
88%
89%
100%
Norma 204
97%
90%
96%
Norma MRP
97%
69%
95%
Norma URP
97%
88%
100%
Ramshot Big Game
87%
89%
100%
Ramshot Grand
97%
74%
92%
Ramshot Hunter
97%
87%
99%
Ramshot TAC
83%
90%
99%
Ramshot Wild Boar
83%
89%
100%
ReloadSwiss RS 14
96%
56%
100%
ReloadSwiss RS 50
89%
89%
98%
ReloadSwiss RS 52
85%
89%
100%
ReloadSwiss RS 60
91%
89%
100%
ReloadSwiss RS 62
96%
89%
100%
ReloadSwiss RS 70
97%
89%
99%
Rottweil R 902
87%
90%
100%
Rottweil R 903
91%
89%
100%
Rottweil R 904
97%
79%
93%
Rottweil R 905
97%
74%
94%
Rottweil R 907
93%
90%
97%
SNPE Vectan SP 11
90%
90%
100%
SNPE Vectan SP 7
84%
90%
99%
SNPE Vectan SP 9
85%
89%
100%
SNPE Vectan Tubal 3000
84%
89%
100%
SNPE Vectan Tubal 5000
90%
90%
100%
SNPE Vectan Tubal 7000
94%
89%
98%
Shooters World Long Rifle
94%
89%
99%
Shooters World Match Rifle
84%
89%
100%
Shooters World Precision
88%
90%
100%
Somchem S335
85%
89%
100%
Somchem S341
84%
89%
100%
Somchem S355
91%
90%
100%
Somchem S361
97%
82%
93%
Somchem S365
97%
81%
100%
Somchem S385
97%
75%
95%
Vihtavuori N133
87%
90%
100%
Vihtavuori N135
92%
89%
100%
Vihtavuori N140
87%
89%
100%
Vihtavuori N150
96%
89%
100%
Vihtavuori N160
94%
89%
100%
Vihtavuori N165
97%
62%
92%
Vihtavuori N540
87%
89%
100%
Vihtavuori N550
94%
89%
100%
Vihtavuori N555
97%
69%
98%
Winchester 6.5 StaBALL
95%
89%
100%
Winchester 760
92%
89%
98%
Winchester StaBALL HD
97%
56%
98%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
49951
80%
**97
100%
ADI AR 2208
<<locked>>
81%
42264
68%
**40
98%
[ADI AR 2209]*
<<locked>>
89%
37855
61%
**90
90%
Accurate 2200
<<locked>>
81%
52127
84%
**10
99%
Accurate 2495
<<locked>>
81%
52156
84%
**87
100%
[Accurate 2700]*
<<locked>>
81%
40683
65%
**41
93%
[Accurate 3100]*
<<locked>>
87%
29399
47%
**70
90%
Accurate 4064
<<locked>>
81%
44048
71%
**76
100%
[Accurate 4350]*
<<locked>>
81%
32750
53%
**89
94%
Alliant Power Pro 2000-MR
<<locked>>
81%
46006
74%
**40
99%
Alliant Reloder- TS 15.5
<<locked>>
81%
42250
68%
**66
99%
Alliant Reloder-15
<<locked>>
81%
45382
73%
**28
99%
[Alliant Reloder-16]*
<<locked>>
81%
32982
53%
**05
94%
Alliant Reloder-17
<<locked>>
81%
36825
59%
**36
98%
[Alliant Reloder-19]*
<<locked>>
89%
37362
60%
**80
90%
[Alliant Reloder-22]*
<<locked>>
94%
37202
60%
**20
90%
[Alliant Reloder-23]*
<<locked>>
81%
23859
38%
**29
90%
[Alliant Reloder-25]*
<<locked>>
93%
30864
49%
**56
90%
[Alliant Reloder-26]*
<<locked>>
85%
29008
47%
**49
90%
Baschieri & Pellagri 107
<<locked>>
81%
49414
79%
**04
99%
Bofors RP3
<<locked>>
81%
42250
68%
**66
99%
[Bofors RP5]*
<<locked>>
94%
37202
60%
**20
90%
[Bofors RP7]*
<<locked>>
81%
37797
61%
**21
92%
Hodgdon CFE223
<<locked>>
81%
44034
71%
**38
98%
Hodgdon H380
<<locked>>
81%
42975
69%
**76
97%
[Hodgdon H414]*
<<locked>>
81%
38058
61%
**17
93%
[Hodgdon H4350]*
<<locked>>
83%
33736
54%
**43
90%
Hodgdon H4895
<<locked>>
81%
50444
81%
**10
100%
Hodgdon Hybrid 100V
<<locked>>
81%
30168
48%
**97
95%
Hodgdon LVR
<<locked>>
81%
35839
57%
**51
95%
[Hodgdon Superperformance]*
<<locked>>
81%
34330
55%
**31
90%
Hodgdon VARGET
<<locked>>
81%
42061
67%
**26
98%
Hodgdon TrailBoss
<<locked>>
81%
27282
44%
**70
100%
IMR 3031
<<locked>>
81%
46209
74%
**28
100%
IMR 4064
<<locked>>
81%
41553
67%
**13
98%
[IMR 4166 Enduron]*
<<locked>>
81%
41408
66%
**80
94%
[IMR 4350]*
<<locked>>
81%
33431
54%
**36
90%
[IMR 4451 Enduron]*
<<locked>>
81%
39421
63%
**67
94%
[IMR 4831]*
<<locked>>
81%
28964
46%
**61
92%
IMR 4895
<<locked>>
81%
46601
75%
**67
99%
IMR 8208 XBR
<<locked>>
81%
52098
84%
**04
100%
Lovex D073.6
<<locked>>
81%
49458
79%
**71
100%
Lovex S060
<<locked>>
81%
49342
79%
**28
100%
Lovex S062
<<locked>>
81%
44483
71%
**76
100%
[Lovex S065]*
<<locked>>
81%
36651
59%
**08
94%
[Lovex S070]*
<<locked>>
81%
34911
56%
**79
92%
[Lovex S071]*
<<locked>>
92%
29399
47%
**70
90%
Norma 201
<<locked>>
81%
48863
78%
**48
100%
Norma 202
<<locked>>
81%
49429
79%
**51
100%
Norma 203B
<<locked>>
81%
44744
72%
**15
99%
[Norma 204]*
<<locked>>
85%
37898
61%
**80
90%
[Norma MRP]*
<<locked>>
89%
33866
54%
**67
90%
[Norma URP]*
<<locked>>
81%
32967
53%
**89
94%
Ramshot Big Game
<<locked>>
81%
44788
72%
**41
99%
[Ramshot Grand]*
<<locked>>
94%
42395
68%
**28
90%
[Ramshot Hunter]*
<<locked>>
81%
32256
52%
**66
91%
Ramshot TAC
<<locked>>
81%
52156
84%
**17
99%
Ramshot Wild Boar
<<locked>>
81%
51851
83%
**30
100%
ReloadSwiss RS 14
<<locked>>
81%
27586
44%
**09
100%
ReloadSwiss RS 50
<<locked>>
81%
43439
70%
**56
96%
ReloadSwiss RS 52
<<locked>>
81%
48341
78%
**43
99%
ReloadSwiss RS 60
<<locked>>
81%
39175
63%
**05
100%
[ReloadSwiss RS 62]*
<<locked>>
81%
32518
52%
**98
94%
[ReloadSwiss RS 70]*
<<locked>>
81%
32387
52%
**98
92%
Rottweil R 902
<<locked>>
81%
46514
75%
**95
100%
Rottweil R 903
<<locked>>
81%
39842
64%
**07
99%
[Rottweil R 904]*
<<locked>>
90%
40567
65%
**10
90%
[Rottweil R 905]*
<<locked>>
90%
36405
58%
**74
90%
[Rottweil R 907]*
<<locked>>
81%
37797
61%
**21
92%
SNPE Vectan SP 11
<<locked>>
81%
40944
66%
**66
98%
SNPE Vectan SP 7
<<locked>>
81%
50894
82%
**97
99%
SNPE Vectan SP 9
<<locked>>
81%
48298
77%
**67
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
50038
80%
**89
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
41814
67%
**44
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
35897
58%
**46
92%
[Shooters World Long Rifle]*
<<locked>>
81%
36651
59%
**08
94%
Shooters World Match Rifle
<<locked>>
81%
49458
79%
**71
100%
Shooters World Precision
<<locked>>
81%
44483
71%
**76
100%
Somchem S335
<<locked>>
81%
49574
79%
**85
100%
Somchem S341
<<locked>>
81%
50401
81%
**81
100%
Somchem S355
<<locked>>
81%
40379
65%
**10
99%
[Somchem S361]*
<<locked>>
92%
43961
70%
**46
90%
Somchem S365
<<locked>>
81%
29544
47%
**33
97%
[Somchem S385]*
<<locked>>
87%
33895
54%
**79
90%
Vihtavuori N133
<<locked>>
81%
47123
76%
**30
100%
Vihtavuori N135
<<locked>>
81%
39334
63%
**48
100%
Vihtavuori N140
<<locked>>
81%
46137
74%
**69
100%
Vihtavuori N150
<<locked>>
81%
34374
55%
**56
98%
Vihtavuori N160
<<locked>>
81%
35969
58%
**25
95%
[Vihtavuori N165]*
<<locked>>
94%
35578
57%
**02
90%
Vihtavuori N540
<<locked>>
81%
45803
73%
**95
100%
Vihtavuori N550
<<locked>>
81%
36318
58%
**64
95%
[Vihtavuori N555]*
<<locked>>
81%
25512
41%
**08
91%
Winchester 6.5 StaBALL
<<locked>>
81%
34069
55%
**62
97%
[Winchester 760]*
<<locked>>
81%
38058
61%
**17
93%
[Winchester StaBALL HD]*
<<locked>>
87%
24976
40%
**21
90%

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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