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Load data for .300 Norma Mag + .308 | 150gr | Woodleigh HS

Recommended Powder(s): Alliant Reloder-23, Alliant Reloder-26, Somchem S385, Vihtavuori N555, Winchester StaBALL HD

.300 Norma Mag + .308 | 150gr | Woodleigh HS

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 150gr | Woodleigh HS
Manufacturer SKU:
H308A
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.060" | 26.9mm
Caliber:
.300 Norma Mag load data
Case Length (l3):
2.490" | 63.2mm
Cartridge Length (C.O.L.):
3.625" | 92.1mm
Seated Depth:
-0.075" | -1.9mm
Shank Seated Depth:
-0.075" | -1.9mm
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_B12045_C365
Last updated:
2026-01-25

Load data for 142 loads in caliber .300 Norma Mag with .308 | 150gr | Woodleigh HS bullet and 71 powders such as Alliant Reloder-23, Alliant Reloder-26, Somchem S385, Vihtavuori N555, Winchester StaBALL HD. 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 2209
<<locked>>
92%
57087
89%
**61
99%
ADI AR 2213
<<locked>>
95%
57174
90%
**84
98%
ADI AR 2217
<<locked>>
97%
44295
69%
**22
95%
ADI AR 2225
<<locked>>
97%
39479
62%
**59
96%
Accurate 2700
<<locked>>
83%
57377
90%
**36
99%
Accurate 3100
<<locked>>
95%
57348
90%
**96
100%
Accurate 4350
<<locked>>
87%
57261
90%
**22
100%
Accurate MAGPRO
<<locked>>
95%
56956
89%
**94
96%
Alliant Reloder-16
<<locked>>
88%
57174
90%
**61
100%
Alliant Reloder-17
<<locked>>
83%
56913
89%
**64
100%
Alliant Reloder-19
<<locked>>
92%
57203
90%
**45
99%
Alliant Reloder-22
<<locked>>
95%
56884
89%
**81
99%
Alliant Reloder-23 👍
<<locked>>
97%
56927
89%
**48
100%
Alliant Reloder-25
<<locked>>
97%
49777
78%
**82
100%
Alliant Reloder-26 👍
<<locked>>
92%
57406
90%
**33
100%
Baschieri & Pellagri 109
<<locked>>
96%
56971
89%
**09
95%
Bofors RP15
<<locked>>
97%
55579
87%
**48
98%
Bofors RP30
<<locked>>
97%
45934
72%
**84
95%
Bofors RP5
<<locked>>
95%
56884
89%
**81
99%
Bofors RP7
<<locked>>
85%
57029
89%
**79
99%
Hodgdon H1000
<<locked>>
97%
44295
69%
**22
95%
Hodgdon H414
<<locked>>
83%
57000
89%
**38
99%
Hodgdon H4350
<<locked>>
90%
57261
90%
**96
99%
Hodgdon H4831
<<locked>>
97%
55521
87%
**89
97%
Hodgdon H4831 SC
<<locked>>
94%
57188
90%
**32
97%
Hodgdon Hybrid 100V
<<locked>>
90%
57377
90%
**79
100%
Hodgdon LVR
<<locked>>
85%
57188
90%
**25
100%
Hodgdon Retumbo
<<locked>>
97%
39479
62%
**59
96%
Hodgdon Superperformance
<<locked>>
85%
57101
89%
**64
99%
Hodgdon TrailBoss
<<locked>>
96%
35114
55%
**21
100%
IMR 4166 Enduron
<<locked>>
84%
57087
89%
**63
99%
IMR 4350
<<locked>>
88%
56942
89%
**86
99%
IMR 4451 Enduron
<<locked>>
85%
57232
90%
**86
99%
IMR 4831
<<locked>>
92%
57305
90%
**09
100%
IMR 4955 Enduron
<<locked>>
95%
56782
89%
**89
97%
IMR 7828 SSC
<<locked>>
94%
57261
90%
**97
98%
Lovex S065
<<locked>>
86%
57290
90%
**69
100%
Lovex S070
<<locked>>
87%
56913
89%
**82
100%
Lovex S071
<<locked>>
97%
50401
79%
**71
99%
Norma 204
<<locked>>
88%
57217
90%
**32
98%
[Norma 217]*
<<locked>>
97%
35186
55%
**54
93%
Norma MRP
<<locked>>
93%
57392
90%
**23
100%
Norma URP
<<locked>>
88%
57392
90%
**35
100%
Ramshot Grand
<<locked>>
92%
57014
89%
**07
98%
Ramshot Hunter
<<locked>>
88%
57305
90%
**48
100%
Ramshot Magnum
<<locked>>
96%
56855
89%
**55
99%
ReloadSwiss RS 14
<<locked>>
97%
36187
57%
**77
100%
ReloadSwiss RS 62
<<locked>>
87%
57421
90%
**38
100%
ReloadSwiss RS 70
<<locked>>
88%
57421
90%
**97
100%
ReloadSwiss RS 76
<<locked>>
97%
49240
77%
**25
99%
[ReloadSwiss RS 80]*
<<locked>>
97%
44034
69%
**68
93%
Rottweil R 904
<<locked>>
91%
56927
89%
**99
98%
Rottweil R 905
<<locked>>
92%
56782
89%
**45
99%
Rottweil R 907
<<locked>>
85%
57029
89%
**79
99%
SNPE Vectan Tubal 7000
<<locked>>
86%
56942
89%
**27
100%
Shooters World Long Rifle
<<locked>>
86%
57290
90%
**69
100%
Somchem S361
<<locked>>
90%
57145
90%
**59
97%
Somchem S365
<<locked>>
89%
57203
90%
**25
100%
Somchem S385 👍
<<locked>>
92%
57159
90%
**12
99%
Vihtavuori N135
<<locked>>
84%
57406
90%
**77
100%
Vihtavuori N150
<<locked>>
88%
57174
90%
**20
100%
Vihtavuori N160
<<locked>>
85%
56985
89%
**76
100%
Vihtavuori N165
<<locked>>
97%
55912
88%
**69
99%
Vihtavuori N550
<<locked>>
85%
57392
90%
**25
100%
Vihtavuori N555 👍
<<locked>>
94%
57305
90%
**45
100%
Vihtavuori N560
<<locked>>
95%
57406
90%
**14
97%
Vihtavuori N565
<<locked>>
97%
52170
82%
**82
96%
[Vihtavuori N568]*
<<locked>>
97%
45411
71%
**81
93%
Winchester 6.5 StaBALL
<<locked>>
87%
57145
90%
**50
100%
Winchester 760
<<locked>>
83%
57000
89%
**38
99%
Winchester StaBALL HD 👍
<<locked>>
97%
54882
86%
**30
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2209]*
<<locked>>
81%
39247
62%
**77
94%
[ADI AR 2213]*
<<locked>>
82%
35766
56%
**08
90%
[ADI AR 2217]*
<<locked>>
91%
35708
56%
**95
90%
[ADI AR 2225]*
<<locked>>
89%
30153
47%
**64
90%
Accurate 2700
<<locked>>
81%
53432
84%
**68
99%
Accurate 3100
<<locked>>
81%
34969
55%
**36
95%
Accurate 4350
<<locked>>
81%
46992
74%
**35
100%
[Accurate MAGPRO]*
<<locked>>
86%
40654
64%
**43
90%
Alliant Reloder-16
<<locked>>
81%
45020
71%
**41
100%
Alliant Reloder-17
<<locked>>
81%
52301
82%
**86
100%
[Alliant Reloder-19]*
<<locked>>
81%
39160
61%
**77
94%
[Alliant Reloder-22]*
<<locked>>
81%
34940
55%
**99
92%
Alliant Reloder-23
<<locked>>
81%
33562
53%
**66
98%
[Alliant Reloder-25]*
<<locked>>
81%
29153
46%
**48
93%
Alliant Reloder-26
<<locked>>
81%
36753
58%
**10
98%
[Baschieri & Pellagri 109]*
<<locked>>
88%
43700
68%
**33
90%
[Bofors RP15]*
<<locked>>
81%
32430
51%
**17
90%
[Bofors RP30]*
<<locked>>
88%
34055
53%
**89
90%
[Bofors RP5]*
<<locked>>
81%
34940
55%
**99
92%
Bofors RP7
<<locked>>
81%
49850
78%
**48
98%
[Hodgdon H1000]*
<<locked>>
91%
35708
56%
**95
90%
Hodgdon H414
<<locked>>
81%
52968
83%
**63
99%
Hodgdon H4350
<<locked>>
81%
42917
67%
**20
96%
[Hodgdon H4831]*
<<locked>>
84%
36869
58%
**92
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
36869
58%
**92
90%
Hodgdon Hybrid 100V
<<locked>>
81%
42279
66%
**20
100%
Hodgdon LVR
<<locked>>
81%
49458
78%
**94
100%
[Hodgdon Retumbo]*
<<locked>>
89%
30153
47%
**64
90%
Hodgdon Superperformance
<<locked>>
81%
48457
76%
**10
98%
Hodgdon TrailBoss
<<locked>>
81%
28181
44%
**57
100%
IMR 4166 Enduron
<<locked>>
81%
52605
82%
**84
99%
IMR 4350
<<locked>>
81%
44976
70%
**66
97%
IMR 4451 Enduron
<<locked>>
81%
51256
80%
**81
99%
IMR 4831
<<locked>>
81%
40393
63%
**77
99%
[IMR 4955 Enduron]*
<<locked>>
81%
36912
58%
**66
91%
[IMR 7828 SSC]*
<<locked>>
81%
35766
56%
**18
90%
Lovex S065
<<locked>>
81%
48718
76%
**25
99%
Lovex S070
<<locked>>
81%
46905
74%
**09
98%
[Lovex S071]*
<<locked>>
81%
29921
47%
**92
93%
Norma 204
<<locked>>
81%
45339
71%
**99
96%
[Norma 217]*
<<locked>>
93%
30618
48%
**10
90%
[Norma MRP]*
<<locked>>
81%
36506
57%
**71
94%
Norma URP
<<locked>>
81%
45934
72%
**28
100%
[Ramshot Grand]*
<<locked>>
81%
37101
58%
**64
91%
Ramshot Hunter
<<locked>>
81%
44976
70%
**12
98%
[Ramshot Magnum]*
<<locked>>
81%
32227
51%
**10
91%
ReloadSwiss RS 14
<<locked>>
81%
28761
45%
**00
100%
ReloadSwiss RS 62
<<locked>>
81%
47050
74%
**54
100%
ReloadSwiss RS 70
<<locked>>
81%
45208
71%
**68
99%
[ReloadSwiss RS 76]*
<<locked>>
84%
30719
48%
**10
90%
[ReloadSwiss RS 80]*
<<locked>>
93%
38566
60%
**30
90%
[Rottweil R 904]*
<<locked>>
81%
40596
64%
**64
93%
[Rottweil R 905]*
<<locked>>
81%
38493
60%
**58
94%
Rottweil R 907
<<locked>>
81%
49850
78%
**48
98%
SNPE Vectan Tubal 7000
<<locked>>
81%
47645
75%
**63
98%
Shooters World Long Rifle
<<locked>>
81%
48718
76%
**25
99%
[Somchem S361]*
<<locked>>
81%
41365
65%
**51
92%
Somchem S365
<<locked>>
81%
42888
67%
**79
100%
Somchem S385
<<locked>>
81%
39204
61%
**41
95%
Vihtavuori N135
<<locked>>
81%
52170
82%
**99
100%
Vihtavuori N150
<<locked>>
81%
46296
73%
**46
100%
Vihtavuori N160
<<locked>>
81%
49777
78%
**58
100%
[Vihtavuori N165]*
<<locked>>
81%
32692
51%
**67
92%
Vihtavuori N550
<<locked>>
81%
50183
79%
**00
100%
Vihtavuori N555
<<locked>>
81%
37695
59%
**58
98%
[Vihtavuori N560]*
<<locked>>
82%
36506
57%
**51
90%
[Vihtavuori N565]*
<<locked>>
86%
35694
56%
**08
90%
[Vihtavuori N568]*
<<locked>>
93%
39827
62%
**56
90%
Winchester 6.5 StaBALL
<<locked>>
81%
46934
74%
**82
100%
Winchester 760
<<locked>>
81%
52968
83%
**63
99%
Winchester StaBALL HD
<<locked>>
81%
29196
46%
**62
98%

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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