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

Recommended Powder(s):

.300 WSM + .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:
<<locked>>
Caliber:
.300 WSM load data
Case Length (l3):
2.090" | 53.1mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
81.3 Grains of Water | 5.28 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B3528_C378
Last updated:
2026-01-20
Recommended Twist Rate:
1:13 - 1:11

Load data for 198 loads in caliber .300 WSM with .308 | 155gr | LOS Hunter bullet and 99 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
89%
89%
100%
ADI AR 2208
95%
90%
100%
Accurate 2015
85%
89%
100%
Accurate 2200
87%
90%
99%
Accurate 2230
83%
90%
100%
Accurate 2460
84%
89%
100%
Accurate 2495
89%
90%
100%
Accurate 2520
87%
89%
100%
Accurate 2700
95%
89%
97%
Accurate 4064
94%
89%
100%
Accurate 4350
97%
75%
99%
Alliant AR-Comp
87%
89%
100%
Alliant Power Pro 2000-MR
91%
90%
100%
Alliant Reloder- TS 15.5
95%
90%
100%
Alliant Reloder-15
92%
89%
100%
Alliant Reloder-16
97%
74%
99%
Alliant Reloder-17
97%
86%
100%
Alliant Reloder-23
97%
51%
96%
Alliant Reloder-26
97%
56%
94%
Baschieri & Pellagri 107
89%
89%
100%
Bofors RP3
94%
89%
100%
Bofors RP7
97%
85%
97%
Hodgdon BL-C2
88%
90%
100%
Hodgdon Benchmark
87%
89%
100%
Hodgdon CFE223
92%
89%
100%
Hodgdon H322
85%
89%
100%
Hodgdon H380
94%
89%
99%
Hodgdon H414
97%
90%
98%
Hodgdon H4350
97%
71%
95%
Hodgdon Hybrid 100V
97%
67%
99%
Hodgdon LVR
97%
82%
99%
Hodgdon Superperformance
97%
82%
96%
Hodgdon VARGET
95%
90%
100%
Hodgdon TrailBoss
96%
52%
100%
IMR 3031
92%
90%
100%
IMR 4064
95%
89%
100%
IMR 4166 Enduron
96%
90%
98%
IMR 4350
97%
76%
96%
IMR 4451 Enduron
97%
89%
98%
IMR 4831
97%
62%
97%
IMR 4895
91%
89%
100%
IMR 8208 XBR
88%
89%
100%
Lovex D073.5
84%
88%
100%
Lovex D073.6
90%
90%
100%
Lovex S060
89%
89%
100%
Lovex S062
93%
90%
100%
Lovex S065
97%
81%
98%
Lovex S070
97%
77%
97%
Norma 201
90%
89%
100%
Norma 202
90%
89%
100%
Norma 203B
93%
89%
100%
Norma 204
97%
76%
94%
Norma URP
97%
74%
98%
Ramshot Big Game
92%
89%
100%
Ramshot Hunter
97%
73%
97%
Ramshot TAC
87%
89%
99%
Ramshot Wild Boar
88%
90%
100%
Ramshot X-Terminator
85%
89%
100%
ReloadSwiss RS 14
97%
53%
100%
ReloadSwiss RS 40
84%
89%
100%
ReloadSwiss RS 50
93%
89%
98%
ReloadSwiss RS 52
90%
89%
100%
ReloadSwiss RS 60
96%
89%
100%
ReloadSwiss RS 62
97%
75%
98%
ReloadSwiss RS 70
97%
75%
98%
Rottweil R 901
88%
90%
100%
Rottweil R 902
92%
90%
100%
Rottweil R 903
97%
89%
100%
Rottweil R 907
97%
85%
97%
SNPE Vectan SP 11
95%
89%
100%
SNPE Vectan SP 7
88%
90%
99%
SNPE Vectan SP 9
90%
90%
100%
SNPE Vectan Tubal 3000
89%
89%
100%
SNPE Vectan Tubal 5000
95%
90%
100%
SNPE Vectan Tubal 7000
97%
83%
97%
Shooters World Long Rifle
97%
81%
98%
Shooters World Match Rifle
90%
90%
100%
Shooters World Precision
93%
90%
100%
Somchem S321
85%
89%
100%
Somchem S335
90%
89%
100%
Somchem S341
88%
89%
100%
Somchem S355
96%
89%
100%
Somchem S365
97%
66%
100%
Somchem S385
97%
61%
92%
Vihtavuori N130
86%
90%
100%
Vihtavuori N133
91%
89%
100%
Vihtavuori N135
97%
87%
100%
Vihtavuori N140
91%
89%
100%
Vihtavuori N150
97%
77%
100%
Vihtavuori N160
97%
84%
99%
Vihtavuori N530
86%
89%
100%
Vihtavuori N540
92%
89%
100%
Vihtavuori N550
97%
83%
99%
Vihtavuori N555
97%
54%
96%
Winchester 6.5 StaBALL
97%
80%
100%
Winchester 748
85%
89%
100%
Winchester 760
97%
90%
98%
Winchester StaBALL HD
97%
45%
93%
Winchester StaBALL Match
83%
89%
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
43511
68%
**95
99%
ADI AR 2208
<<locked>>
81%
36970
58%
**41
96%
Accurate 2015
<<locked>>
81%
48965
77%
**02
100%
Accurate 2200
<<locked>>
81%
45934
72%
**15
98%
Accurate 2230
<<locked>>
81%
52025
82%
**04
100%
Accurate 2460
<<locked>>
81%
51808
81%
**04
100%
Accurate 2495
<<locked>>
81%
42641
67%
**69
100%
Accurate 2520
<<locked>>
81%
44991
71%
**28
100%
[Accurate 2700]*
<<locked>>
81%
34838
55%
**30
90%
Accurate 4064
<<locked>>
81%
35607
56%
**44
100%
[Accurate 4350]*
<<locked>>
81%
25817
40%
**21
90%
Alliant AR-Comp
<<locked>>
81%
45614
71%
**02
100%
Alliant Power Pro 2000-MR
<<locked>>
81%
39436
62%
**12
97%
Alliant Reloder- TS 15.5
<<locked>>
81%
35882
56%
**48
98%
Alliant Reloder-15
<<locked>>
81%
38899
61%
**20
97%
[Alliant Reloder-16]*
<<locked>>
81%
27702
43%
**64
91%
Alliant Reloder-17
<<locked>>
81%
30937
48%
**95
95%
[Alliant Reloder-23]*
<<locked>>
89%
24555
38%
**85
90%
[Alliant Reloder-26]*
<<locked>>
91%
29254
46%
**79
90%
Baschieri & Pellagri 107
<<locked>>
81%
42859
67%
**05
98%
Bofors RP3
<<locked>>
81%
35114
55%
**38
98%
[Bofors RP7]*
<<locked>>
83%
34011
53%
**59
90%
Hodgdon BL-C2
<<locked>>
81%
45194
71%
**54
100%
Hodgdon Benchmark
<<locked>>
81%
47529
74%
**05
100%
Hodgdon CFE223
<<locked>>
81%
37391
59%
**17
96%
Hodgdon H322
<<locked>>
81%
49023
77%
**64
100%
Hodgdon H380
<<locked>>
81%
36216
57%
**51
95%
[Hodgdon H414]*
<<locked>>
81%
32561
51%
**98
90%
[Hodgdon H4350]*
<<locked>>
89%
34650
54%
**95
90%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
24743
39%
**52
92%
[Hodgdon LVR]*
<<locked>>
81%
29994
47%
**16
91%
[Hodgdon Superperformance]*
<<locked>>
86%
34896
55%
**67
90%
Hodgdon VARGET
<<locked>>
81%
36318
57%
**21
96%
Hodgdon TrailBoss
<<locked>>
81%
26034
41%
**47
100%
IMR 3031
<<locked>>
81%
39436
62%
**33
100%
IMR 4064
<<locked>>
81%
35708
56%
**08
96%
[IMR 4166 Enduron]*
<<locked>>
81%
35882
56%
**75
92%
[IMR 4350]*
<<locked>>
87%
34345
54%
**79
90%
[IMR 4451 Enduron]*
<<locked>>
81%
34069
53%
**56
91%
[IMR 4831]*
<<locked>>
84%
25556
40%
**95
90%
IMR 4895
<<locked>>
81%
39929
63%
**49
98%
IMR 8208 XBR
<<locked>>
81%
45919
72%
**22
100%
Lovex D073.5
<<locked>>
81%
51300
80%
**00
100%
Lovex D073.6
<<locked>>
81%
41814
66%
**66
100%
Lovex S060
<<locked>>
81%
43700
68%
**40
99%
Lovex S062
<<locked>>
81%
37811
59%
**67
99%
[Lovex S065]*
<<locked>>
81%
30632
48%
**80
91%
[Lovex S070]*
<<locked>>
84%
31778
50%
**23
90%
Norma 201
<<locked>>
81%
41785
65%
**36
99%
Norma 202
<<locked>>
81%
42598
67%
**59
100%
Norma 203B
<<locked>>
81%
38218
60%
**03
98%
[Norma 204]*
<<locked>>
90%
38682
61%
**20
90%
[Norma URP]*
<<locked>>
81%
27195
43%
**44
91%
Ramshot Big Game
<<locked>>
81%
37898
59%
**17
97%
[Ramshot Hunter]*
<<locked>>
85%
30893
48%
**52
90%
Ramshot TAC
<<locked>>
81%
45818
72%
**15
97%
Ramshot Wild Boar
<<locked>>
81%
45455
71%
**41
99%
Ramshot X-Terminator
<<locked>>
81%
49690
78%
**67
99%
ReloadSwiss RS 14
<<locked>>
81%
26049
41%
**83
100%
ReloadSwiss RS 40
<<locked>>
81%
51851
81%
**07
100%
[ReloadSwiss RS 50]*
<<locked>>
81%
37202
58%
**38
93%
ReloadSwiss RS 52
<<locked>>
81%
41075
64%
**25
98%
ReloadSwiss RS 60
<<locked>>
81%
33170
52%
**80
99%
[ReloadSwiss RS 62]*
<<locked>>
82%
27543
43%
**87
91%
[ReloadSwiss RS 70]*
<<locked>>
84%
30052
47%
**43
90%
Rottweil R 901
<<locked>>
81%
45107
71%
**79
100%
Rottweil R 902
<<locked>>
81%
39581
62%
**87
99%
Rottweil R 903
<<locked>>
81%
32706
51%
**72
97%
[Rottweil R 907]*
<<locked>>
83%
34011
53%
**59
90%
SNPE Vectan SP 11
<<locked>>
81%
34476
54%
**48
96%
SNPE Vectan SP 7
<<locked>>
81%
43497
68%
**79
97%
SNPE Vectan SP 9
<<locked>>
81%
41974
66%
**62
98%
SNPE Vectan Tubal 3000
<<locked>>
81%
44034
69%
**10
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
36201
57%
**62
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
83%
31966
50%
**77
90%
[Shooters World Long Rifle]*
<<locked>>
81%
30632
48%
**80
91%
Shooters World Match Rifle
<<locked>>
81%
41814
66%
**66
100%
Shooters World Precision
<<locked>>
81%
37811
59%
**67
99%
Somchem S321
<<locked>>
81%
49472
78%
**94
100%
Somchem S335
<<locked>>
81%
43105
68%
**03
100%
Somchem S341
<<locked>>
81%
43569
68%
**82
99%
Somchem S355
<<locked>>
81%
33794
53%
**92
97%
[Somchem S365]*
<<locked>>
81%
23917
37%
**75
93%
[Somchem S385]*
<<locked>>
93%
34142
53%
**21
90%
Vihtavuori N130
<<locked>>
81%
48863
77%
**66
100%
Vihtavuori N133
<<locked>>
81%
41234
65%
**57
100%
Vihtavuori N135
<<locked>>
81%
32779
51%
**36
100%
Vihtavuori N140
<<locked>>
81%
39798
62%
**80
100%
Vihtavuori N150
<<locked>>
81%
28631
45%
**31
96%
[Vihtavuori N160]*
<<locked>>
81%
29907
47%
**93
92%
Vihtavuori N530
<<locked>>
81%
48472
76%
**74
100%
Vihtavuori N540
<<locked>>
81%
39508
62%
**97
100%
[Vihtavuori N550]*
<<locked>>
81%
29950
47%
**26
92%
[Vihtavuori N555]*
<<locked>>
88%
25048
39%
**31
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
28747
45%
**41
94%
Winchester 748
<<locked>>
81%
49356
77%
**23
100%
[Winchester 760]*
<<locked>>
81%
32561
51%
**98
90%
[Winchester StaBALL HD]*
<<locked>>
94%
25469
40%
**64
90%
Winchester StaBALL Match
<<locked>>
81%
52794
83%
**76
100%

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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