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

Recommended Powder(s):

.300 Norma 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 Norma Mag load data
Case Length (l3):
2.490" | 63.2mm
Cartridge Length (C.O.L.):
3.272" | 83.1mm
Seated Depth:
0.262" | 6.7mm
Shank Seated Depth:
0.122" | 3.1mm
Case Capacity:
104.0 Grains of Water | 6.75 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B2666_C365
Last updated:
2025-01-01
Recommended Twist Rate:
1:16 - 1:13

Load data for 142 loads in caliber .300 Norma Mag with .308 | 150gr | Hornady BTSP bullet and 71 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>>
84%
57261
90%
**63
100%
ADI AR 2209
<<locked>>
94%
56782
89%
**48
98%
ADI AR 2213
<<locked>>
97%
56608
89%
**74
97%
[ADI AR 2217]*
<<locked>>
97%
40915
64%
**23
92%
[ADI AR 2225]*
<<locked>>
97%
36579
57%
**64
94%
Accurate 2700
<<locked>>
85%
57232
90%
**14
99%
Accurate 3100
<<locked>>
97%
55985
88%
**66
100%
Accurate 4350
<<locked>>
89%
57406
90%
**19
100%
Accurate MAGPRO
<<locked>>
97%
55347
87%
**61
95%
Alliant Reloder- TS 15.5
<<locked>>
83%
57101
89%
**73
100%
Alliant Reloder-16
<<locked>>
90%
56855
89%
**55
100%
Alliant Reloder-17
<<locked>>
86%
57232
90%
**64
100%
Alliant Reloder-19
<<locked>>
94%
57261
90%
**48
98%
Alliant Reloder-22
<<locked>>
97%
56072
88%
**61
98%
Alliant Reloder-23
<<locked>>
97%
53345
84%
**86
100%
Alliant Reloder-25
<<locked>>
97%
46137
72%
**10
99%
Alliant Reloder-26 👍
<<locked>>
95%
57305
90%
**27
100%
[Hodgdon H1000]*
<<locked>>
97%
40915
64%
**23
92%
Hodgdon H414
<<locked>>
85%
56985
89%
**38
99%
Hodgdon H4350
<<locked>>
92%
57406
90%
**96
99%
Hodgdon H4831
<<locked>>
97%
51750
81%
**14
95%
Hodgdon H4831 SC
<<locked>>
96%
57406
90%
**22
97%
Hodgdon Hybrid 100V
<<locked>>
92%
57305
90%
**82
100%
Hodgdon LVR
<<locked>>
87%
57377
90%
**19
100%
[Hodgdon Retumbo]*
<<locked>>
97%
36579
57%
**64
94%
Hodgdon Superperformance
<<locked>>
87%
57421
90%
**74
99%
Hodgdon VARGET
<<locked>>
84%
57261
90%
**63
100%
Hodgdon TrailBoss
<<locked>>
97%
35346
55%
**08
100%
IMR 4064
<<locked>>
84%
57406
90%
**50
100%
IMR 4166 Enduron
<<locked>>
85%
57276
90%
**59
99%
IMR 4350
<<locked>>
90%
57188
90%
**86
99%
IMR 4451 Enduron
<<locked>>
86%
56985
89%
**73
99%
IMR 4831 👍
<<locked>>
94%
57087
89%
**05
100%
IMR 4955 Enduron
<<locked>>
97%
56768
89%
**76
97%
IMR 7828 SSC
<<locked>>
96%
57392
90%
**94
97%
Lovex S065
<<locked>>
88%
57334
90%
**63
100%
Lovex S070
<<locked>>
89%
56985
89%
**82
99%
Lovex S071
<<locked>>
97%
46673
73%
**09
99%
Norma 204
<<locked>>
90%
56898
89%
**15
98%
Norma MRP
<<locked>>
96%
57043
89%
**04
99%
Norma URP
<<locked>>
90%
57421
90%
**25
100%
Ramshot Hunter 👍
<<locked>>
90%
57435
90%
**45
100%
Ramshot Magnum
<<locked>>
97%
54810
86%
**15
99%
ReloadSwiss RS 14
<<locked>>
97%
35897
56%
**47
100%
ReloadSwiss RS 60
<<locked>>
87%
57276
90%
**91
100%
ReloadSwiss RS 62
<<locked>>
89%
57392
90%
**38
100%
ReloadSwiss RS 70
<<locked>>
89%
57058
89%
**94
100%
ReloadSwiss RS 76
<<locked>>
97%
45266
71%
**30
98%
Rottweil R 903
<<locked>>
84%
57232
90%
**66
100%
Rottweil R 904
<<locked>>
93%
57058
89%
**96
97%
Rottweil R 905
<<locked>>
95%
57406
90%
**48
99%
Rottweil R 907
<<locked>>
87%
57377
90%
**69
99%
SNPE Vectan SP 11
<<locked>>
84%
57435
90%
**09
100%
SNPE Vectan Tubal 5000
<<locked>>
84%
57014
89%
**35
100%
SNPE Vectan Tubal 7000
<<locked>>
88%
57029
89%
**20
99%
Shooters World Long Rifle
<<locked>>
88%
57334
90%
**63
100%
Somchem S355
<<locked>>
84%
57029
89%
**63
100%
Somchem S361
<<locked>>
92%
56782
89%
**50
97%
Somchem S365
<<locked>>
91%
56971
89%
**22
100%
Somchem S385
<<locked>>
94%
56869
89%
**96
99%
Vihtavuori N135
<<locked>>
86%
57348
90%
**74
100%
Vihtavuori N150
<<locked>>
90%
57334
90%
**23
100%
Vihtavuori N160
<<locked>>
87%
57101
89%
**79
100%
Vihtavuori N165
<<locked>>
97%
51576
81%
**91
98%
Vihtavuori N550
<<locked>>
87%
57029
89%
**15
100%
Vihtavuori N555 👍
<<locked>>
96%
57392
90%
**41
100%
Vihtavuori N560
<<locked>>
97%
56362
88%
**84
97%
Vihtavuori N565
<<locked>>
97%
47906
75%
**07
95%
Winchester 6.5 StaBALL
<<locked>>
89%
57305
90%
**43
100%
Winchester 760
<<locked>>
85%
56985
89%
**38
99%
Winchester StaBALL HD 👍
<<locked>>
97%
49342
77%
**48
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
52446
82%
**81
100%
[ADI AR 2209]*
<<locked>>
81%
36912
58%
**15
92%
[ADI AR 2213]*
<<locked>>
84%
36767
58%
**31
90%
[ADI AR 2217]*
<<locked>>
94%
36970
58%
**15
90%
[ADI AR 2225]*
<<locked>>
91%
30690
48%
**80
90%
Accurate 2700
<<locked>>
81%
50749
80%
**05
98%
[Accurate 3100]*
<<locked>>
81%
32532
51%
**67
94%
Accurate 4350
<<locked>>
81%
43976
69%
**72
99%
[Accurate MAGPRO]*
<<locked>>
89%
41568
65%
**63
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
53287
83%
**04
100%
Alliant Reloder-16
<<locked>>
81%
42264
66%
**82
99%
Alliant Reloder-17
<<locked>>
81%
48762
76%
**20
100%
[Alliant Reloder-19]*
<<locked>>
81%
36767
58%
**12
92%
[Alliant Reloder-22]*
<<locked>>
81%
32503
51%
**33
90%
Alliant Reloder-23
<<locked>>
81%
31212
49%
**00
97%
[Alliant Reloder-25]*
<<locked>>
81%
27456
43%
**72
91%
Alliant Reloder-26
<<locked>>
81%
33852
53%
**31
96%
[Hodgdon H1000]*
<<locked>>
94%
36970
58%
**15
90%
Hodgdon H414
<<locked>>
81%
49835
78%
**10
98%
Hodgdon H4350
<<locked>>
81%
40611
64%
**51
95%
[Hodgdon H4831]*
<<locked>>
87%
37594
59%
**05
90%
[Hodgdon H4831 SC]*
<<locked>>
84%
37594
59%
**05
90%
Hodgdon Hybrid 100V
<<locked>>
81%
39537
62%
**51
99%
Hodgdon LVR
<<locked>>
81%
46499
73%
**22
99%
[Hodgdon Retumbo]*
<<locked>>
91%
30690
48%
**80
90%
Hodgdon Superperformance
<<locked>>
81%
45034
71%
**41
97%
Hodgdon VARGET
<<locked>>
81%
51909
81%
**71
100%
Hodgdon TrailBoss
<<locked>>
81%
27949
44%
**34
100%
IMR 4064
<<locked>>
81%
51445
81%
**54
100%
IMR 4166 Enduron
<<locked>>
81%
50401
79%
**31
98%
IMR 4350
<<locked>>
81%
42714
67%
**07
96%
IMR 4451 Enduron
<<locked>>
81%
48544
76%
**12
98%
IMR 4831
<<locked>>
81%
38072
60%
**28
98%
[IMR 4955 Enduron]*
<<locked>>
83%
36927
58%
**56
90%
[IMR 7828 SSC]*
<<locked>>
84%
36564
57%
**38
90%
Lovex S065
<<locked>>
81%
46122
72%
**59
99%
Lovex S070
<<locked>>
81%
44280
69%
**43
97%
[Lovex S071]*
<<locked>>
81%
27891
44%
**26
91%
Norma 204
<<locked>>
81%
42511
67%
**33
95%
[Norma MRP]*
<<locked>>
81%
33924
53%
**99
93%
Norma URP
<<locked>>
81%
43323
68%
**66
99%
Ramshot Hunter
<<locked>>
81%
42293
66%
**56
97%
[Ramshot Magnum]*
<<locked>>
82%
31517
49%
**80
90%
ReloadSwiss RS 14
<<locked>>
81%
28514
45%
**77
100%
ReloadSwiss RS 60
<<locked>>
81%
46963
74%
**07
100%
ReloadSwiss RS 62
<<locked>>
81%
43845
69%
**92
99%
ReloadSwiss RS 70
<<locked>>
81%
42351
66%
**09
99%
[ReloadSwiss RS 76]*
<<locked>>
87%
31763
50%
**46
91%
Rottweil R 903
<<locked>>
81%
51068
80%
**64
100%
[Rottweil R 904]*
<<locked>>
81%
38189
60%
**95
92%
[Rottweil R 905]*
<<locked>>
81%
35824
56%
**85
92%
Rottweil R 907
<<locked>>
81%
47268
74%
**89
97%
SNPE Vectan SP 11
<<locked>>
81%
52504
82%
**23
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
51561
81%
**49
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
45208
71%
**97
97%
Shooters World Long Rifle
<<locked>>
81%
46122
72%
**59
99%
Somchem S355
<<locked>>
81%
51126
80%
**58
100%
[Somchem S361]*
<<locked>>
81%
39073
61%
**82
91%
Somchem S365
<<locked>>
81%
39972
63%
**17
100%
[Somchem S385]*
<<locked>>
81%
36535
57%
**79
94%
Vihtavuori N135
<<locked>>
81%
49530
78%
**49
100%
Vihtavuori N150
<<locked>>
81%
43874
69%
**94
100%
Vihtavuori N160
<<locked>>
81%
46615
73%
**95
99%
[Vihtavuori N165]*
<<locked>>
81%
30690
48%
**08
90%
Vihtavuori N550
<<locked>>
81%
47398
74%
**41
99%
Vihtavuori N555
<<locked>>
81%
34983
55%
**92
97%
[Vihtavuori N560]*
<<locked>>
85%
37565
59%
**81
90%
[Vihtavuori N565]*
<<locked>>
89%
36405
57%
**28
90%
Winchester 6.5 StaBALL
<<locked>>
81%
44019
69%
**20
100%
Winchester 760
<<locked>>
81%
49835
78%
**10
98%
Winchester StaBALL HD
<<locked>>
81%
25991
41%
**80
97%

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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