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Load data for .300 Weath. Mag. + .308 | 150gr | Norma SPFN

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Recommended Powder(s):

.300 Weath. Mag. + .308 | 150gr | Norma SPFN

Load Specifications

Bullet:
.308 | 150gr | Norma SPFN
Manufacturer SKU:
67630
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
0.885" | 22.5mm
Caliber:
.300 Weath. Mag.
Case Length (l3):
2.824" | 71.7mm
Cartridge Length (C.O.L.):
3.507" | 89.1mm
Seated Depth:
0.202" | 5.1mm
Shank Seated Depth:
0.202" | 5.1mm
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_B3861_C379

>> Use the Personalized Load Calculator further below to adjust input parameters. 

Load data for 142 loads in caliber .300 Weath. Mag. with .308 | 150gr | Norma SPFN 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".

    • A load must fulfill certain criteria to be listed in the default view below - see here.

    • Our load data might deviate from other sources - see the most common reasons here

    • All loads are based on the bullet and case dimensions shown under "Load Specifications" - see here what to do if you deviate.

    • You can set your specifications in the "Personalized Load Calculator".

    • Go to the bottom of the "My Account " page to set the measure system (imperial vs. metric) 

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    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.

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>>
85%
57377
90%
**30
100%
ADI AR 2209
<<locked>>
96%
57232
90%
**19
98%
ADI AR 2213
<<locked>>
97%
53998
85%
**92
96%
Accurate 2700
<<locked>>
86%
57203
90%
**91
99%
Accurate 3100
<<locked>>
97%
53011
83%
**97
99%
Accurate 4350
<<locked>>
90%
57246
90%
**86
100%
[Accurate MAGPRO]*
<<locked>>
97%
52475
82%
**76
94%
Alliant Reloder- TS 15.5
<<locked>>
84%
56927
89%
**43
100%
Alliant Reloder-16 👍
<<locked>>
92%
57348
90%
**48
100%
Alliant Reloder-17
<<locked>>
87%
56782
89%
**28
100%
Alliant Reloder-19
<<locked>>
96%
56956
89%
**09
98%
Alliant Reloder-22
<<locked>>
97%
53214
83%
**79
97%
Alliant Reloder-23
<<locked>>
97%
50140
79%
**14
100%
Alliant Reloder-25
<<locked>>
97%
43656
68%
**18
98%
Alliant Reloder-26
<<locked>>
96%
57232
90%
**10
100%
Hodgdon H380
<<locked>>
84%
57276
90%
**59
100%
Hodgdon H414
<<locked>>
86%
57348
90%
**12
99%
Hodgdon H4350
<<locked>>
93%
57000
89%
**56
99%
[Hodgdon H4831]*
<<locked>>
97%
49516
78%
**45
94%
Hodgdon H4831 SC
<<locked>>
97%
56521
89%
**73
96%
Hodgdon Hybrid 100V
<<locked>>
93%
56826
89%
**46
100%
Hodgdon LVR
<<locked>>
89%
57421
90%
**89
100%
Hodgdon Superperformance
<<locked>>
89%
56927
89%
**35
99%
Hodgdon VARGET
<<locked>>
85%
57377
90%
**30
100%
Hodgdon TrailBoss
<<locked>>
97%
35041
55%
**72
100%
IMR 4064
<<locked>>
86%
56985
89%
**27
100%
IMR 4166 Enduron
<<locked>>
86%
56782
89%
**14
99%
IMR 4350
<<locked>>
92%
57363
90%
**56
99%
IMR 4451 Enduron
<<locked>>
87%
57421
90%
**46
99%
IMR 4831
<<locked>>
95%
57406
90%
**82
100%
IMR 4955 Enduron
<<locked>>
97%
55201
86%
**17
96%
IMR 7828 SSC
<<locked>>
97%
55187
86%
**19
96%
Lovex S062
<<locked>>
83%
57363
90%
**20
100%
Lovex S065
<<locked>>
89%
57203
90%
**30
100%
Lovex S070
<<locked>>
90%
56956
89%
**53
99%
Lovex S071
<<locked>>
97%
44483
70%
**33
98%
Norma 204
<<locked>>
91%
56971
89%
**86
98%
Norma MRP
<<locked>>
97%
56565
89%
**68
99%
Norma URP
<<locked>>
91%
57261
90%
**96
100%
Ramshot Hunter 👍
<<locked>>
92%
57305
90%
**12
100%
Ramshot Magnum
<<locked>>
97%
51692
81%
**40
98%
ReloadSwiss RS 14
<<locked>>
96%
35607
56%
**18
100%
ReloadSwiss RS 50
<<locked>>
84%
57232
90%
**43
99%
ReloadSwiss RS 60
<<locked>>
88%
57363
90%
**64
100%
ReloadSwiss RS 62 👍
<<locked>>
90%
57232
90%
**15
100%
ReloadSwiss RS 70 👍
<<locked>>
91%
57174
90%
**64
100%
ReloadSwiss RS 76
<<locked>>
97%
42308
66%
**22
96%
Rottweil R 903
<<locked>>
86%
56942
89%
**33
100%
Rottweil R 904
<<locked>>
95%
57014
89%
**59
97%
Rottweil R 905
<<locked>>
96%
56637
89%
**05
98%
Rottweil R 907
<<locked>>
88%
57058
89%
**33
99%
SNPE Vectan SP 11
<<locked>>
85%
56913
89%
**66
100%
SNPE Vectan Tubal 5000
<<locked>>
85%
57130
90%
**09
100%
SNPE Vectan Tubal 7000
<<locked>>
89%
57000
89%
**91
99%
Shooters World Long Rifle
<<locked>>
89%
57203
90%
**30
100%
Shooters World Precision
<<locked>>
83%
57363
90%
**20
100%
Somchem S355
<<locked>>
86%
56811
89%
**27
100%
Somchem S361
<<locked>>
94%
56884
89%
**07
96%
Somchem S365
<<locked>>
93%
56666
89%
**89
100%
Somchem S385
<<locked>>
96%
57261
90%
**76
99%
Vihtavuori N135
<<locked>>
87%
56710
89%
**38
100%
Vihtavuori N150
<<locked>>
91%
56855
89%
**91
100%
Vihtavuori N160
<<locked>>
88%
56985
89%
**50
100%
Vihtavuori N165
<<locked>>
97%
49588
78%
**22
97%
Vihtavuori N550
<<locked>>
88%
57232
90%
**99
100%
Vihtavuori N555 👍
<<locked>>
97%
55970
88%
**05
100%
Vihtavuori N560
<<locked>>
97%
53272
83%
**02
96%
[Vihtavuori N565]*
<<locked>>
97%
45237
71%
**22
93%
Winchester 6.5 StaBALL
<<locked>>
90%
57130
90%
**14
100%
Winchester 760
<<locked>>
86%
57348
90%
**12
99%
Winchester StaBALL HD
<<locked>>
97%
45237
71%
**63
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
50662
79%
**22
100%
[ADI AR 2209]*
<<locked>>
81%
35230
55%
**36
91%
[ADI AR 2213]*
<<locked>>
87%
38609
61%
**48
90%
Accurate 2700
<<locked>>
81%
48747
76%
**33
97%
[Accurate 3100]*
<<locked>>
81%
30763
48%
**98
92%
Accurate 4350
<<locked>>
81%
41756
65%
**94
98%
[Accurate MAGPRO]*
<<locked>>
91%
42801
67%
**72
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
51445
81%
**51
100%
Alliant Reloder-16
<<locked>>
81%
40132
63%
**10
98%
Alliant Reloder-17
<<locked>>
81%
46253
72%
**45
100%
[Alliant Reloder-19]*
<<locked>>
81%
35070
55%
**33
91%
[Alliant Reloder-22]*
<<locked>>
83%
33562
53%
**33
90%
Alliant Reloder-23
<<locked>>
81%
29689
47%
**28
96%
[Alliant Reloder-25]*
<<locked>>
83%
28036
44%
**72
90%
[Alliant Reloder-26]*
<<locked>>
81%
32097
50%
**46
94%
Hodgdon H380
<<locked>>
81%
52257
82%
**71
100%
Hodgdon H414
<<locked>>
81%
47601
75%
**35
98%
[Hodgdon H4350]*
<<locked>>
81%
38740
61%
**85
94%
[Hodgdon H4831]*
<<locked>>
90%
39059
61%
**15
90%
[Hodgdon H4831 SC]*
<<locked>>
86%
39059
61%
**15
90%
Hodgdon Hybrid 100V
<<locked>>
81%
37710
59%
**82
99%
Hodgdon LVR
<<locked>>
81%
44396
70%
**59
98%
Hodgdon Superperformance
<<locked>>
81%
42786
67%
**63
96%
Hodgdon VARGET
<<locked>>
81%
50111
79%
**12
100%
Hodgdon TrailBoss
<<locked>>
81%
27818
44%
**04
100%
IMR 4064
<<locked>>
81%
49617
78%
**99
100%
IMR 4166 Enduron
<<locked>>
81%
48660
76%
**66
98%
IMR 4350
<<locked>>
81%
40886
64%
**31
95%
IMR 4451 Enduron
<<locked>>
81%
46876
73%
**49
97%
IMR 4831
<<locked>>
81%
36303
57%
**56
97%
[IMR 4955 Enduron]*
<<locked>>
85%
38058
60%
**53
90%
[IMR 7828 SSC]*
<<locked>>
86%
38189
60%
**44
90%
Lovex S062
<<locked>>
81%
53577
84%
**61
100%
Lovex S065
<<locked>>
81%
44237
69%
**97
98%
Lovex S070
<<locked>>
81%
42453
67%
**67
96%
[Lovex S071]*
<<locked>>
82%
27369
43%
**97
90%
[Norma 204]*
<<locked>>
81%
40422
63%
**61
93%
[Norma MRP]*
<<locked>>
81%
32111
50%
**20
91%
Norma URP
<<locked>>
81%
41220
65%
**87
98%
Ramshot Hunter
<<locked>>
81%
40147
63%
**71
96%
[Ramshot Magnum]*
<<locked>>
85%
32895
52%
**97
90%
ReloadSwiss RS 14
<<locked>>
81%
28398
45%
**47
100%
ReloadSwiss RS 50
<<locked>>
81%
52272
82%
**51
99%
ReloadSwiss RS 60
<<locked>>
81%
44614
70%
**45
100%
ReloadSwiss RS 62
<<locked>>
81%
41452
65%
**07
98%
ReloadSwiss RS 70
<<locked>>
81%
40161
63%
**20
97%
[ReloadSwiss RS 76]*
<<locked>>
89%
32706
51%
**46
90%
Rottweil R 903
<<locked>>
81%
49023
77%
**99
100%
[Rottweil R 904]*
<<locked>>
81%
36637
57%
**30
90%
[Rottweil R 905]*
<<locked>>
81%
34185
54%
**17
91%
Rottweil R 907
<<locked>>
81%
45426
71%
**23
96%
SNPE Vectan SP 11
<<locked>>
81%
50227
79%
**54
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
49676
78%
**94
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
43352
68%
**38
97%
Shooters World Long Rifle
<<locked>>
81%
44237
69%
**97
98%
Shooters World Precision
<<locked>>
81%
53577
84%
**61
100%
Somchem S355
<<locked>>
81%
48979
77%
**02
100%
[Somchem S361]*
<<locked>>
82%
38914
61%
**53
90%
Somchem S365
<<locked>>
81%
37739
59%
**38
100%
[Somchem S385]*
<<locked>>
81%
34809
55%
**03
92%
Vihtavuori N135
<<locked>>
81%
47572
75%
**94
100%
Vihtavuori N150
<<locked>>
81%
41989
66%
**25
100%
Vihtavuori N160
<<locked>>
81%
44657
70%
**30
99%
[Vihtavuori N165]*
<<locked>>
83%
31676
50%
**08
90%
Vihtavuori N550
<<locked>>
81%
45049
71%
**72
99%
Vihtavuori N555
<<locked>>
81%
33011
52%
**17
96%
[Vihtavuori N560]*
<<locked>>
88%
38711
61%
**81
90%
[Vihtavuori N565]*
<<locked>>
92%
37782
59%
**38
90%
Winchester 6.5 StaBALL
<<locked>>
81%
41829
66%
**58
100%
Winchester 760
<<locked>>
81%
47601
75%
**35
98%
[Winchester StaBALL HD]*
<<locked>>
81%
23685
37%
**82
94%

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.

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