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Load data for .300 Weath. Mag. + .308 | 155gr | LOS Hunter

Recommended Powder(s): Accurate 4350, Alliant Reloder-16, Hodgdon H414, ReloadSwiss RS 62, ReloadSwiss RS 70

.300 Weath. Mag. + .308 | 155gr | LOS Hunter

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 155gr | LOS Hunter
Bullet Weight:
155gr | 10.0g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.239" | 31.5mm
Caliber:
.300 Weath. Mag. load data
Case Length (l3):
2.824" | 71.7mm
Cartridge Length (C.O.L.):
3.507" | 89.1mm
Seated Depth:
0.556" | 14.1mm
Shank Seated Depth:
0.426" | 10.8mm
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_B3528_C379
Last updated:
2025-01-01
Recommended Twist Rate:
1:13 - 1:11

Load data for 172 loads in caliber .300 Weath. Mag. with .308 | 155gr | LOS Hunter bullet and 86 powders such as Accurate 4350, Alliant Reloder-16, Hodgdon H414, ReloadSwiss RS 62, ReloadSwiss RS 70. 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>>
88%
56884
89%
**81
100%
ADI AR 2209
<<locked>>
97%
52765
83%
**94
97%
[ADI AR 2213]*
<<locked>>
97%
47065
74%
**12
94%
Accurate 2700
<<locked>>
89%
57334
90%
**45
99%
Accurate 3100
<<locked>>
97%
44962
70%
**10
98%
Accurate 4064
<<locked>>
87%
57087
89%
**58
100%
Accurate 4350 👍
<<locked>>
94%
57363
90%
**56
100%
Alliant Reloder- TS 15.5
<<locked>>
88%
57159
90%
**97
100%
Alliant Reloder-15
<<locked>>
86%
56840
89%
**10
100%
Alliant Reloder-16 👍
<<locked>>
95%
57406
90%
**02
100%
Alliant Reloder-17
<<locked>>
90%
57014
89%
**89
100%
Alliant Reloder-19
<<locked>>
97%
52344
82%
**81
97%
Alliant Reloder-22
<<locked>>
97%
45643
72%
**92
95%
Alliant Reloder-23
<<locked>>
97%
43091
68%
**43
100%
Alliant Reloder-25
<<locked>>
97%
37043
58%
**25
96%
Alliant Reloder-26
<<locked>>
97%
49211
77%
**43
100%
Hodgdon CFE223
<<locked>>
86%
57130
90%
**43
100%
Hodgdon H380
<<locked>>
87%
57319
90%
**14
100%
Hodgdon H414 👍
<<locked>>
90%
56855
89%
**56
99%
Hodgdon H4350
<<locked>>
97%
56811
89%
**07
99%
[Hodgdon H4831]*
<<locked>>
97%
43555
68%
**81
92%
[Hodgdon H4831 SC]*
<<locked>>
97%
49472
78%
**09
94%
Hodgdon Hybrid 100V
<<locked>>
97%
56014
88%
**94
100%
Hodgdon LVR
<<locked>>
92%
56797
89%
**40
100%
Hodgdon Superperformance
<<locked>>
92%
56652
89%
**89
99%
Hodgdon VARGET
<<locked>>
88%
57305
90%
**91
100%
Hodgdon TrailBoss
<<locked>>
97%
34374
54%
**09
100%
IMR 3031
<<locked>>
85%
57101
89%
**64
100%
IMR 4064
<<locked>>
89%
57334
90%
**81
100%
IMR 4166 Enduron
<<locked>>
89%
56913
89%
**64
99%
IMR 4350
<<locked>>
95%
56855
89%
**07
99%
IMR 4451 Enduron
<<locked>>
91%
57377
90%
**94
99%
IMR 4831
<<locked>>
97%
52591
82%
**54
100%
IMR 4895
<<locked>>
85%
56840
89%
**20
100%
[IMR 4955 Enduron]*
<<locked>>
97%
49081
77%
**63
94%
[IMR 7828 SSC]*
<<locked>>
97%
48457
76%
**45
94%
Lovex S060
<<locked>>
84%
57435
90%
**48
100%
Lovex S062
<<locked>>
87%
57290
90%
**68
100%
Lovex S065
<<locked>>
93%
56884
89%
**91
100%
Lovex S070
<<locked>>
94%
56884
89%
**07
99%
Lovex S071
<<locked>>
97%
36521
57%
**26
95%
Norma 201
<<locked>>
84%
57406
90%
**64
100%
Norma 202
<<locked>>
83%
56942
89%
**48
100%
Norma 203B
<<locked>>
86%
56739
89%
**07
100%
Norma 204
<<locked>>
94%
56840
89%
**46
98%
Norma MRP
<<locked>>
97%
48254
76%
**77
98%
Norma URP
<<locked>>
95%
57421
90%
**53
100%
Ramshot Big Game
<<locked>>
85%
56840
89%
**17
100%
Ramshot Hunter
<<locked>>
95%
56971
89%
**59
100%
Ramshot Magnum
<<locked>>
97%
44411
70%
**46
96%
ReloadSwiss RS 14
<<locked>>
96%
34432
54%
**42
100%
ReloadSwiss RS 50
<<locked>>
87%
57392
90%
**00
99%
ReloadSwiss RS 52
<<locked>>
86%
56942
89%
**27
100%
ReloadSwiss RS 60
<<locked>>
91%
57116
89%
**19
100%
ReloadSwiss RS 62 👍
<<locked>>
94%
57217
90%
**69
100%
ReloadSwiss RS 70 👍
<<locked>>
94%
56724
89%
**09
100%
[ReloadSwiss RS 76]*
<<locked>>
97%
35998
56%
**18
93%
Rottweil R 902
<<locked>>
86%
56985
89%
**54
100%
Rottweil R 903
<<locked>>
89%
56695
89%
**94
100%
Rottweil R 904
<<locked>>
97%
54578
86%
**68
96%
Rottweil R 905
<<locked>>
97%
50778
80%
**64
97%
Rottweil R 907
<<locked>>
92%
57334
90%
**97
99%
SNPE Vectan SP 11
<<locked>>
88%
57377
90%
**36
100%
SNPE Vectan SP 9
<<locked>>
84%
56927
89%
**87
100%
SNPE Vectan Tubal 5000
<<locked>>
89%
57276
90%
**66
100%
SNPE Vectan Tubal 7000
<<locked>>
93%
57029
89%
**45
99%
Shooters World Long Rifle
<<locked>>
93%
56884
89%
**91
100%
Shooters World Precision
<<locked>>
87%
57290
90%
**68
100%
Somchem S335
<<locked>>
83%
56768
89%
**76
100%
Somchem S355
<<locked>>
90%
57203
90%
**97
100%
Somchem S361
<<locked>>
97%
56985
89%
**64
96%
Somchem S365
<<locked>>
97%
56550
89%
**53
100%
Somchem S385
<<locked>>
97%
51488
81%
**28
98%
Vihtavuori N133
<<locked>>
85%
57174
90%
**56
100%
Vihtavuori N135
<<locked>>
91%
56739
89%
**95
100%
Vihtavuori N140
<<locked>>
86%
57363
90%
**18
100%
Vihtavuori N150
<<locked>>
94%
56695
89%
**38
100%
Vihtavuori N160
<<locked>>
92%
56913
89%
**07
100%
Vihtavuori N165
<<locked>>
97%
42946
67%
**58
95%
Vihtavuori N540
<<locked>>
86%
57159
90%
**45
100%
Vihtavuori N550
<<locked>>
92%
56971
89%
**43
100%
Vihtavuori N555
<<locked>>
97%
47630
75%
**25
100%
[Vihtavuori N560]*
<<locked>>
97%
46122
72%
**15
93%
Winchester 6.5 StaBALL
<<locked>>
93%
56840
89%
**74
100%
Winchester 760
<<locked>>
90%
56855
89%
**56
99%
Winchester StaBALL HD
<<locked>>
97%
37202
58%
**56
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
45223
71%
**77
99%
[ADI AR 2209]*
<<locked>>
85%
34374
54%
**84
90%
[ADI AR 2213]*
<<locked>>
91%
38464
60%
**05
90%
Accurate 2700
<<locked>>
81%
43366
68%
**89
96%
[Accurate 3100]*
<<locked>>
84%
27137
43%
**64
90%
Accurate 4064
<<locked>>
81%
46122
72%
**81
100%
Accurate 4350
<<locked>>
81%
34867
55%
**10
96%
Alliant Reloder- TS 15.5
<<locked>>
81%
45281
71%
**97
100%
Alliant Reloder-15
<<locked>>
81%
48689
76%
**79
100%
Alliant Reloder-16
<<locked>>
81%
35012
55%
**40
97%
Alliant Reloder-17
<<locked>>
81%
39987
63%
**81
99%
[Alliant Reloder-19]*
<<locked>>
84%
33910
53%
**74
90%
[Alliant Reloder-22]*
<<locked>>
88%
33431
52%
**07
90%
[Alliant Reloder-23]*
<<locked>>
81%
24642
39%
**38
93%
[Alliant Reloder-25]*
<<locked>>
89%
28065
44%
**49
90%
[Alliant Reloder-26]*
<<locked>>
81%
26498
42%
**33
90%
Hodgdon CFE223
<<locked>>
81%
48356
76%
**95
100%
Hodgdon H380
<<locked>>
81%
45847
72%
**10
99%
Hodgdon H414
<<locked>>
81%
41495
65%
**61
96%
[Hodgdon H4350]*
<<locked>>
81%
33895
53%
**31
92%
[Hodgdon H4831]*
<<locked>>
94%
39146
61%
**85
90%
[Hodgdon H4831 SC]*
<<locked>>
90%
39407
62%
**89
90%
Hodgdon Hybrid 100V
<<locked>>
81%
32111
50%
**18
97%
Hodgdon LVR
<<locked>>
81%
38580
60%
**89
97%
[Hodgdon Superperformance]*
<<locked>>
81%
36796
58%
**76
93%
Hodgdon VARGET
<<locked>>
81%
44933
70%
**67
99%
Hodgdon TrailBoss
<<locked>>
81%
27093
42%
**49
100%
IMR 3031
<<locked>>
81%
49951
78%
**66
100%
IMR 4064
<<locked>>
81%
44164
69%
**51
99%
IMR 4166 Enduron
<<locked>>
81%
43685
68%
**25
97%
[IMR 4350]*
<<locked>>
81%
35795
56%
**77
93%
IMR 4451 Enduron
<<locked>>
81%
41872
66%
**05
96%
IMR 4831
<<locked>>
81%
30429
48%
**75
95%
IMR 4895
<<locked>>
81%
50009
78%
**05
100%
[IMR 4955 Enduron]*
<<locked>>
89%
38479
60%
**33
90%
[IMR 7828 SSC]*
<<locked>>
91%
38522
60%
**18
90%
Lovex S060
<<locked>>
81%
52634
82%
**66
100%
Lovex S062
<<locked>>
81%
47210
74%
**07
100%
Lovex S065
<<locked>>
81%
38711
61%
**36
96%
[Lovex S070]*
<<locked>>
81%
36622
57%
**03
94%
[Lovex S071]*
<<locked>>
89%
27354
43%
**70
90%
Norma 201
<<locked>>
81%
51735
81%
**82
100%
Norma 202
<<locked>>
81%
52794
83%
**86
100%
Norma 203B
<<locked>>
81%
47964
75%
**63
100%
[Norma 204]*
<<locked>>
81%
35099
55%
**94
91%
[Norma MRP]*
<<locked>>
85%
30748
48%
**48
90%
Norma URP
<<locked>>
81%
35346
55%
**23
97%
Ramshot Big Game
<<locked>>
81%
48718
76%
**86
100%
[Ramshot Hunter]*
<<locked>>
81%
34418
54%
**07
94%
[Ramshot Magnum]*
<<locked>>
90%
32953
52%
**67
90%
ReloadSwiss RS 14
<<locked>>
81%
27224
43%
**81
100%
ReloadSwiss RS 50
<<locked>>
81%
46311
73%
**07
98%
ReloadSwiss RS 52
<<locked>>
81%
47950
75%
**72
100%
ReloadSwiss RS 60
<<locked>>
81%
38595
60%
**77
100%
ReloadSwiss RS 62
<<locked>>
81%
35056
55%
**26
96%
ReloadSwiss RS 70
<<locked>>
81%
34635
54%
**49
95%
[ReloadSwiss RS 76]*
<<locked>>
94%
32750
51%
**10
90%
Rottweil R 902
<<locked>>
81%
48834
77%
**17
100%
Rottweil R 903
<<locked>>
81%
42119
66%
**41
100%
[Rottweil R 904]*
<<locked>>
85%
36724
58%
**97
90%
[Rottweil R 905]*
<<locked>>
85%
33098
52%
**54
90%
Rottweil R 907
<<locked>>
81%
39827
62%
**53
95%
SNPE Vectan SP 11
<<locked>>
81%
44295
69%
**04
100%
SNPE Vectan SP 9
<<locked>>
81%
52127
82%
**15
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
44628
70%
**76
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
37826
59%
**77
95%
Shooters World Long Rifle
<<locked>>
81%
38711
61%
**36
96%
Shooters World Precision
<<locked>>
81%
47210
74%
**07
100%
Somchem S335
<<locked>>
81%
52692
83%
**17
100%
Somchem S355
<<locked>>
81%
42989
67%
**48
100%
[Somchem S361]*
<<locked>>
86%
38870
61%
**20
90%
Somchem S365
<<locked>>
81%
31633
50%
**67
98%
[Somchem S385]*
<<locked>>
83%
30806
48%
**66
90%
Vihtavuori N133
<<locked>>
81%
50314
79%
**61
100%
Vihtavuori N135
<<locked>>
81%
41669
65%
**62
100%
Vihtavuori N140
<<locked>>
81%
49226
77%
**94
100%
Vihtavuori N150
<<locked>>
81%
36477
57%
**77
99%
Vihtavuori N160
<<locked>>
81%
38638
61%
**66
98%
[Vihtavuori N165]*
<<locked>>
89%
31836
50%
**85
90%
Vihtavuori N540
<<locked>>
81%
49110
77%
**20
100%
Vihtavuori N550
<<locked>>
81%
38943
61%
**02
97%
[Vihtavuori N555]*
<<locked>>
81%
26585
42%
**07
93%
[Vihtavuori N560]*
<<locked>>
92%
38885
61%
**51
90%
Winchester 6.5 StaBALL
<<locked>>
81%
36593
57%
**03
99%
Winchester 760
<<locked>>
81%
41495
65%
**61
96%
[Winchester StaBALL HD]*
<<locked>>
83%
22771
36%
**08
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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