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Load data for .300 Weath. Mag. + .308 | 150gr | Hornady BTSP

Recommended Powder(s): Alliant Reloder-16, Hodgdon LVR, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70

.300 Weath. Mag. + .308 | 150gr | Hornady BTSP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 150gr | Hornady BTSP
Manufacturer SKU:
3033
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.044" | 26.5mm
Caliber:
.300 Weath. Mag. load data
Case Length (l3):
2.824" | 71.7mm
Cartridge Length (C.O.L.):
3.507" | 89.1mm
Seated Depth:
0.361" | 9.2mm
Shank Seated Depth:
0.221" | 5.6mm
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_B2666_C379
Last updated:
2025-01-01
Recommended Twist Rate:
1:16 - 1:13

Load data for 154 loads in caliber .300 Weath. Mag. with .308 | 150gr | Hornady BTSP bullet and 77 powders such as Alliant Reloder-16, Hodgdon LVR, Ramshot Hunter, 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>>
86%
57319
90%
**23
100%
ADI AR 2209
<<locked>>
96%
56840
89%
**05
98%
ADI AR 2213
<<locked>>
97%
51677
81%
**36
95%
Accurate 2700
<<locked>>
87%
57159
90%
**74
98%
Accurate 3100
<<locked>>
97%
51213
80%
**61
99%
Accurate 4064
<<locked>>
84%
56971
89%
**94
100%
Accurate 4350
<<locked>>
91%
57290
90%
**82
100%
[Accurate MAGPRO]*
<<locked>>
97%
50082
78%
**27
93%
Alliant Reloder- TS 15.5
<<locked>>
85%
57421
90%
**36
100%
Alliant Reloder-15
<<locked>>
83%
57130
90%
**63
100%
Alliant Reloder-16 👍
<<locked>>
93%
56985
89%
**38
100%
Alliant Reloder-17
<<locked>>
88%
56956
89%
**35
100%
Alliant Reloder-19
<<locked>>
97%
57188
90%
**05
98%
Alliant Reloder-22
<<locked>>
97%
50865
80%
**30
97%
Alliant Reloder-23
<<locked>>
97%
48660
76%
**91
100%
Alliant Reloder-25
<<locked>>
97%
41829
66%
**79
98%
Alliant Reloder-26
<<locked>>
97%
55637
87%
**84
100%
Hodgdon H380
<<locked>>
85%
57261
90%
**46
100%
Hodgdon H414
<<locked>>
87%
57014
89%
**02
99%
Hodgdon H4350
<<locked>>
94%
56898
89%
**36
98%
[Hodgdon H4831]*
<<locked>>
97%
47718
75%
**02
93%
Hodgdon H4831 SC
<<locked>>
97%
54099
85%
**23
95%
Hodgdon Hybrid 100V
<<locked>>
95%
57261
90%
**50
100%
Hodgdon LVR 👍
<<locked>>
90%
57276
90%
**89
100%
Hodgdon Superperformance
<<locked>>
89%
56884
89%
**28
99%
Hodgdon VARGET
<<locked>>
86%
56869
89%
**23
100%
Hodgdon TrailBoss
<<locked>>
96%
34679
54%
**55
100%
IMR 4064
<<locked>>
86%
57276
90%
**20
100%
IMR 4166 Enduron
<<locked>>
87%
56782
89%
**07
99%
IMR 4350
<<locked>>
92%
56942
89%
**36
99%
IMR 4451 Enduron
<<locked>>
88%
57290
90%
**40
99%
IMR 4831
<<locked>>
96%
57421
90%
**76
100%
IMR 4955 Enduron
<<locked>>
97%
53577
84%
**77
95%
IMR 7828 SSC
<<locked>>
97%
53621
84%
**86
96%
Lovex S062
<<locked>>
84%
57101
89%
**10
100%
Lovex S065
<<locked>>
90%
56971
89%
**20
100%
Lovex S070
<<locked>>
91%
57305
90%
**56
99%
Lovex S071
<<locked>>
97%
42583
67%
**94
97%
Norma 203B
<<locked>>
83%
56971
89%
**46
100%
Norma 204
<<locked>>
92%
57014
89%
**79
98%
Norma MRP
<<locked>>
97%
54476
85%
**32
99%
Norma URP
<<locked>>
92%
56869
89%
**89
100%
Ramshot Big Game
<<locked>>
83%
57421
90%
**69
100%
Ramshot Hunter 👍
<<locked>>
93%
57421
90%
**09
100%
Ramshot Magnum
<<locked>>
97%
49806
78%
**97
97%
ReloadSwiss RS 14
<<locked>>
97%
35752
56%
**11
100%
ReloadSwiss RS 50
<<locked>>
84%
56956
89%
**30
99%
ReloadSwiss RS 52
<<locked>>
83%
57406
90%
**69
100%
ReloadSwiss RS 60
<<locked>>
89%
56971
89%
**61
100%
ReloadSwiss RS 62 👍
<<locked>>
91%
57174
90%
**12
100%
ReloadSwiss RS 70 👍
<<locked>>
92%
57421
90%
**68
100%
ReloadSwiss RS 76
<<locked>>
97%
40872
64%
**72
95%
Rottweil R 903
<<locked>>
87%
57058
89%
**33
100%
Rottweil R 904
<<locked>>
96%
57217
90%
**53
97%
Rottweil R 905
<<locked>>
97%
56202
88%
**92
98%
Rottweil R 907
<<locked>>
89%
57276
90%
**36
99%
SNPE Vectan SP 11
<<locked>>
86%
56869
89%
**66
100%
SNPE Vectan Tubal 5000
<<locked>>
86%
57348
90%
**12
100%
SNPE Vectan Tubal 7000
<<locked>>
90%
57421
90%
**87
99%
Shooters World Long Rifle
<<locked>>
90%
56971
89%
**20
100%
Shooters World Precision
<<locked>>
84%
57101
89%
**10
100%
Somchem S355
<<locked>>
87%
56855
89%
**33
100%
Somchem S361
<<locked>>
94%
56840
89%
**04
96%
Somchem S365
<<locked>>
94%
57290
90%
**99
100%
Somchem S385
<<locked>>
97%
56811
89%
**63
99%
Vihtavuori N135
<<locked>>
88%
56942
89%
**41
100%
Vihtavuori N150
<<locked>>
92%
57145
90%
**91
100%
Vihtavuori N160
<<locked>>
89%
57116
89%
**43
100%
Vihtavuori N165
<<locked>>
97%
47659
75%
**82
96%
Vihtavuori N540
<<locked>>
83%
57174
90%
**91
100%
Vihtavuori N550
<<locked>>
89%
57334
90%
**92
100%
Vihtavuori N555
<<locked>>
97%
54244
85%
**66
100%
Vihtavuori N560
<<locked>>
97%
51314
80%
**59
95%
[Vihtavuori N565]*
<<locked>>
97%
43569
68%
**82
93%
Winchester 6.5 StaBALL
<<locked>>
91%
56942
89%
**14
100%
Winchester 760
<<locked>>
87%
57014
89%
**02
99%
Winchester StaBALL HD
<<locked>>
97%
43294
68%
**30
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
49153
77%
**95
100%
[ADI AR 2209]*
<<locked>>
81%
34650
54%
**23
90%
[ADI AR 2213]*
<<locked>>
88%
39059
61%
**51
90%
Accurate 2700
<<locked>>
81%
47616
75%
**17
97%
[Accurate 3100]*
<<locked>>
81%
29544
46%
**59
92%
Accurate 4064
<<locked>>
81%
52649
83%
**22
100%
Accurate 4350
<<locked>>
81%
40219
63%
**61
98%
[Accurate MAGPRO]*
<<locked>>
93%
43279
68%
**76
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
49864
78%
**12
100%
Alliant Reloder-15
<<locked>>
81%
53345
84%
**91
100%
Alliant Reloder-16
<<locked>>
81%
39073
61%
**81
98%
Alliant Reloder-17
<<locked>>
81%
44556
70%
**15
100%
[Alliant Reloder-19]*
<<locked>>
81%
33939
53%
**03
90%
[Alliant Reloder-22]*
<<locked>>
85%
34011
53%
**46
90%
Alliant Reloder-23
<<locked>>
81%
28660
45%
**89
95%
[Alliant Reloder-25]*
<<locked>>
85%
28340
44%
**72
90%
[Alliant Reloder-26]*
<<locked>>
81%
30806
48%
**07
93%
Hodgdon H380
<<locked>>
81%
50821
80%
**38
99%
Hodgdon H414
<<locked>>
81%
46050
72%
**92
97%
[Hodgdon H4350]*
<<locked>>
81%
37811
59%
**56
94%
[Hodgdon H4831]*
<<locked>>
91%
39813
62%
**22
90%
[Hodgdon H4831 SC]*
<<locked>>
87%
39566
62%
**22
90%
Hodgdon Hybrid 100V
<<locked>>
81%
36593
57%
**66
99%
Hodgdon LVR
<<locked>>
81%
42946
67%
**20
98%
Hodgdon Superperformance
<<locked>>
81%
41437
65%
**23
95%
Hodgdon VARGET
<<locked>>
81%
48994
77%
**86
100%
Hodgdon TrailBoss
<<locked>>
81%
27804
44%
**95
100%
IMR 4064
<<locked>>
81%
48385
76%
**69
100%
IMR 4166 Enduron
<<locked>>
81%
47224
74%
**33
97%
[IMR 4350]*
<<locked>>
81%
39639
62%
**02
94%
IMR 4451 Enduron
<<locked>>
81%
45658
72%
**13
97%
IMR 4831
<<locked>>
81%
34954
55%
**20
96%
[IMR 4955 Enduron]*
<<locked>>
87%
38711
61%
**62
90%
[IMR 7828 SSC]*
<<locked>>
88%
38870
61%
**61
90%
Lovex S062
<<locked>>
81%
51953
81%
**22
100%
Lovex S065
<<locked>>
81%
43120
68%
**71
98%
Lovex S070
<<locked>>
81%
41365
65%
**41
96%
[Lovex S071]*
<<locked>>
83%
27441
43%
**97
90%
Norma 203B
<<locked>>
81%
52562
82%
**71
100%
[Norma 204]*
<<locked>>
81%
39233
61%
**25
92%
[Norma MRP]*
<<locked>>
81%
31111
49%
**80
90%
Norma URP
<<locked>>
81%
40030
63%
**58
98%
Ramshot Big Game
<<locked>>
81%
53447
84%
**00
100%
Ramshot Hunter
<<locked>>
81%
38914
61%
**38
96%
[Ramshot Magnum]*
<<locked>>
86%
32967
52%
**97
90%
ReloadSwiss RS 14
<<locked>>
81%
28326
44%
**41
100%
ReloadSwiss RS 50
<<locked>>
81%
50720
79%
**22
98%
ReloadSwiss RS 52
<<locked>>
81%
52823
83%
**97
100%
ReloadSwiss RS 60
<<locked>>
81%
43163
68%
**05
100%
ReloadSwiss RS 62
<<locked>>
81%
40147
63%
**87
98%
ReloadSwiss RS 70
<<locked>>
81%
38957
61%
**84
97%
[ReloadSwiss RS 76]*
<<locked>>
91%
33315
52%
**59
90%
Rottweil R 903
<<locked>>
81%
47601
75%
**69
100%
[Rottweil R 904]*
<<locked>>
82%
36840
58%
**33
90%
[Rottweil R 905]*
<<locked>>
82%
33779
53%
**03
90%
Rottweil R 907
<<locked>>
81%
44280
69%
**84
96%
SNPE Vectan SP 11
<<locked>>
81%
48834
77%
**22
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
48486
76%
**67
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
42279
66%
**02
96%
Shooters World Long Rifle
<<locked>>
81%
43120
68%
**71
98%
Shooters World Precision
<<locked>>
81%
51953
81%
**22
100%
Somchem S355
<<locked>>
81%
47718
75%
**72
100%
[Somchem S361]*
<<locked>>
83%
39305
62%
**59
90%
Somchem S365
<<locked>>
81%
36361
57%
**12
99%
[Somchem S385]*
<<locked>>
81%
33634
53%
**74
92%
Vihtavuori N135
<<locked>>
81%
46427
73%
**74
100%
Vihtavuori N150
<<locked>>
81%
40843
64%
**95
100%
Vihtavuori N160
<<locked>>
81%
43308
68%
**94
99%
[Vihtavuori N165]*
<<locked>>
85%
32314
51%
**25
90%
Vihtavuori N540
<<locked>>
81%
53476
84%
**25
100%
Vihtavuori N550
<<locked>>
81%
43700
68%
**36
98%
Vihtavuori N555
<<locked>>
81%
31734
50%
**80
96%
[Vihtavuori N560]*
<<locked>>
89%
39117
61%
**87
90%
[Vihtavuori N565]*
<<locked>>
93%
38145
60%
**58
90%
Winchester 6.5 StaBALL
<<locked>>
81%
40582
64%
**22
100%
Winchester 760
<<locked>>
81%
46050
72%
**92
97%
[Winchester StaBALL HD]*
<<locked>>
81%
25382
40%
**46
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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