top of page

Load data for .300 Norma Mag + .308 | 147gr | Winchester FMJ Match

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

.300 Norma Mag + .308 | 147gr | Winchester FMJ Match

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 147gr | Winchester FMJ Match
Bullet Weight:
147gr | 9.5g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.000" | 25.4mm
Caliber:
.300 Norma Mag load data
Case Length (l3):
2.490" | 63.2mm
Cartridge Length (C.O.L.):
3.368" | 85.6mm
Seated Depth:
0.122" | 3.1mm
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_B6629_C365
Last updated:
2025-01-01

Load data for 140 loads in caliber .300 Norma Mag with .308 | 147gr | Winchester FMJ Match bullet and 70 powders such as Alliant Reloder-23, Alliant Reloder-26, Ramshot Hunter, 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".

  • No data yet

  • 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.

    .

    Loading_icon.gif

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>>
83%
56985
89%
**92
100%
ADI AR 2209
<<locked>>
94%
57392
90%
**74
98%
ADI AR 2213
<<locked>>
97%
57087
89%
**14
97%
[ADI AR 2217]*
<<locked>>
97%
41365
65%
**53
92%
[ADI AR 2225]*
<<locked>>
97%
36927
58%
**00
94%
Accurate 2700
<<locked>>
84%
57000
89%
**43
99%
Accurate 3100
<<locked>>
97%
56753
89%
**09
100%
Accurate 4350
<<locked>>
88%
57130
90%
**51
100%
Accurate MAGPRO
<<locked>>
97%
56086
88%
**91
95%
Alliant Reloder-16
<<locked>>
90%
56884
89%
**91
100%
Alliant Reloder-17
<<locked>>
85%
56869
89%
**84
100%
Alliant Reloder-19
<<locked>>
94%
57203
90%
**68
98%
Alliant Reloder-22
<<locked>>
97%
56594
89%
**01
98%
Alliant Reloder-23 👍
<<locked>>
97%
53621
84%
**28
100%
Alliant Reloder-25
<<locked>>
97%
46557
73%
**43
99%
Alliant Reloder-26 👍
<<locked>>
94%
56942
89%
**50
100%
[Hodgdon H1000]*
<<locked>>
97%
41365
65%
**53
92%
Hodgdon H414
<<locked>>
85%
57159
90%
**64
99%
Hodgdon H4350
<<locked>>
92%
57421
90%
**15
99%
Hodgdon H4831
<<locked>>
97%
52533
82%
**56
95%
Hodgdon H4831 SC
<<locked>>
96%
57203
90%
**48
97%
Hodgdon Hybrid 100V
<<locked>>
92%
56768
89%
**99
100%
Hodgdon LVR
<<locked>>
87%
57101
89%
**55
100%
[Hodgdon Retumbo]*
<<locked>>
97%
36927
58%
**00
94%
Hodgdon Superperformance
<<locked>>
87%
57261
90%
**87
99%
Hodgdon VARGET
<<locked>>
84%
56985
89%
**92
100%
Hodgdon TrailBoss
<<locked>>
97%
35259
55%
**31
100%
IMR 4064
<<locked>>
84%
57203
90%
**82
100%
IMR 4166 Enduron
<<locked>>
85%
57348
90%
**89
99%
IMR 4350
<<locked>>
90%
57072
89%
**15
99%
IMR 4451 Enduron
<<locked>>
86%
57217
90%
**05
99%
IMR 4831
<<locked>>
93%
56826
89%
**15
100%
IMR 4955 Enduron
<<locked>>
97%
57392
90%
**22
97%
IMR 7828 SSC
<<locked>>
96%
57406
90%
**27
97%
Lovex S065
<<locked>>
88%
57232
90%
**96
100%
Lovex S070
<<locked>>
89%
57087
89%
**09
99%
Lovex S071
<<locked>>
97%
47616
75%
**45
99%
Norma 204
<<locked>>
89%
57101
89%
**55
98%
Norma MRP
<<locked>>
95%
57232
90%
**43
99%
Norma URP
<<locked>>
89%
57087
89%
**45
100%
Ramshot Hunter 👍
<<locked>>
90%
56913
89%
**55
100%
Ramshot Magnum
<<locked>>
97%
55448
87%
**55
99%
ReloadSwiss RS 14
<<locked>>
96%
35795
56%
**73
100%
ReloadSwiss RS 60
<<locked>>
86%
57319
90%
**14
100%
ReloadSwiss RS 62
<<locked>>
88%
57290
90%
**64
100%
ReloadSwiss RS 70
<<locked>>
89%
57174
90%
**14
100%
ReloadSwiss RS 76
<<locked>>
97%
45963
72%
**76
98%
Rottweil R 903
<<locked>>
84%
56942
89%
**92
100%
Rottweil R 904
<<locked>>
93%
56971
89%
**15
97%
Rottweil R 905
<<locked>>
94%
56797
89%
**68
98%
Rottweil R 907
<<locked>>
87%
57130
90%
**05
99%
SNPE Vectan SP 11
<<locked>>
83%
57072
89%
**32
100%
SNPE Vectan Tubal 5000
<<locked>>
84%
57217
90%
**68
100%
SNPE Vectan Tubal 7000
<<locked>>
88%
57188
90%
**50
99%
Shooters World Long Rifle
<<locked>>
88%
57232
90%
**96
100%
Somchem S355
<<locked>>
84%
57232
90%
**92
100%
Somchem S361
<<locked>>
92%
57217
90%
**76
97%
Somchem S365
<<locked>>
91%
56855
89%
**51
100%
Somchem S385
<<locked>>
94%
56927
89%
**28
99%
Vihtavuori N135
<<locked>>
85%
56942
89%
**97
100%
Vihtavuori N150
<<locked>>
89%
57319
90%
**46
100%
Vihtavuori N160
<<locked>>
87%
57159
90%
**05
100%
Vihtavuori N165
<<locked>>
97%
52156
82%
**33
98%
Vihtavuori N550
<<locked>>
87%
57145
90%
**55
100%
Vihtavuori N555 👍
<<locked>>
95%
56768
89%
**61
100%
Vihtavuori N560
<<locked>>
97%
57014
89%
**23
97%
Vihtavuori N565
<<locked>>
97%
48762
76%
**46
95%
Winchester 6.5 StaBALL
<<locked>>
88%
57101
89%
**69
100%
Winchester 760
<<locked>>
85%
57159
90%
**64
99%
Winchester StaBALL HD 👍
<<locked>>
97%
50618
79%
**01
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
52953
83%
**27
100%
[ADI AR 2209]*
<<locked>>
81%
37144
58%
**48
92%
[ADI AR 2213]*
<<locked>>
85%
37362
59%
**64
90%
[ADI AR 2217]*
<<locked>>
93%
37072
58%
**48
90%
[ADI AR 2225]*
<<locked>>
92%
31169
49%
**20
90%
Accurate 2700
<<locked>>
81%
51358
80%
**51
98%
[Accurate 3100]*
<<locked>>
81%
32895
52%
**07
94%
Accurate 4350
<<locked>>
81%
44411
70%
**15
99%
[Accurate MAGPRO]*
<<locked>>
88%
41437
65%
**92
90%
Alliant Reloder-16
<<locked>>
81%
42409
66%
**12
99%
Alliant Reloder-17
<<locked>>
81%
49182
77%
**56
100%
[Alliant Reloder-19]*
<<locked>>
81%
37115
58%
**38
92%
[Alliant Reloder-22]*
<<locked>>
81%
32808
51%
**56
90%
Alliant Reloder-23
<<locked>>
81%
31502
49%
**30
97%
[Alliant Reloder-25]*
<<locked>>
81%
27644
43%
**98
90%
Alliant Reloder-26
<<locked>>
81%
34330
54%
**61
96%
[Hodgdon H1000]*
<<locked>>
93%
37072
58%
**48
90%
Hodgdon H414
<<locked>>
81%
50183
79%
**43
98%
Hodgdon H4350
<<locked>>
81%
40698
64%
**81
95%
[Hodgdon H4831]*
<<locked>>
87%
38130
60%
**41
90%
[Hodgdon H4831 SC]*
<<locked>>
84%
37898
59%
**38
90%
Hodgdon Hybrid 100V
<<locked>>
81%
40059
63%
**97
100%
Hodgdon LVR
<<locked>>
81%
46920
74%
**61
99%
[Hodgdon Retumbo]*
<<locked>>
92%
31169
49%
**20
90%
Hodgdon Superperformance
<<locked>>
81%
45774
72%
**81
97%
Hodgdon VARGET
<<locked>>
81%
52431
82%
**17
100%
Hodgdon TrailBoss
<<locked>>
81%
28021
44%
**60
100%
IMR 4064
<<locked>>
81%
51822
81%
**00
100%
IMR 4166 Enduron
<<locked>>
81%
50546
79%
**64
98%
IMR 4350
<<locked>>
81%
42873
67%
**33
96%
IMR 4451 Enduron
<<locked>>
81%
48950
77%
**54
98%
IMR 4831
<<locked>>
81%
38247
60%
**61
98%
[IMR 4955 Enduron]*
<<locked>>
82%
36753
58%
**79
90%
[IMR 7828 SSC]*
<<locked>>
84%
37043
58%
**71
90%
Lovex S065
<<locked>>
81%
46325
73%
**92
99%
Lovex S070
<<locked>>
81%
44701
70%
**72
97%
[Lovex S071]*
<<locked>>
81%
28050
44%
**56
91%
Norma 204
<<locked>>
81%
42786
67%
**69
95%
[Norma MRP]*
<<locked>>
81%
34461
54%
**35
93%
Norma URP
<<locked>>
81%
43772
69%
**95
99%
Ramshot Hunter
<<locked>>
81%
42598
67%
**76
97%
[Ramshot Magnum]*
<<locked>>
82%
31517
49%
**03
90%
ReloadSwiss RS 14
<<locked>>
81%
28587
45%
**03
100%
ReloadSwiss RS 60
<<locked>>
81%
47369
74%
**43
100%
ReloadSwiss RS 62
<<locked>>
81%
44367
70%
**25
99%
ReloadSwiss RS 70
<<locked>>
81%
42641
67%
**41
99%
[ReloadSwiss RS 76]*
<<locked>>
87%
31633
50%
**59
90%
Rottweil R 903
<<locked>>
81%
51561
81%
**07
100%
[Rottweil R 904]*
<<locked>>
81%
38479
60%
**35
92%
[Rottweil R 905]*
<<locked>>
81%
36216
57%
**25
92%
Rottweil R 907
<<locked>>
81%
47587
75%
**18
97%
SNPE Vectan SP 11
<<locked>>
81%
53098
83%
**66
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
51779
81%
**82
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
45484
71%
**33
97%
Shooters World Long Rifle
<<locked>>
81%
46325
73%
**92
99%
Somchem S355
<<locked>>
81%
51343
80%
**91
100%
[Somchem S361]*
<<locked>>
81%
39305
62%
**15
91%
Somchem S365
<<locked>>
81%
40190
63%
**43
100%
[Somchem S385]*
<<locked>>
81%
36854
58%
**02
94%
Vihtavuori N135
<<locked>>
81%
49922
78%
**92
100%
Vihtavuori N150
<<locked>>
81%
44092
69%
**27
100%
Vihtavuori N160
<<locked>>
81%
46963
74%
**31
99%
[Vihtavuori N165]*
<<locked>>
81%
31024
49%
**38
90%
Vihtavuori N550
<<locked>>
81%
47732
75%
**77
99%
Vihtavuori N555
<<locked>>
81%
35331
55%
**18
97%
[Vihtavuori N560]*
<<locked>>
85%
37710
59%
**07
90%
[Vihtavuori N565]*
<<locked>>
89%
36738
58%
**61
90%
Winchester 6.5 StaBALL
<<locked>>
81%
44512
70%
**59
100%
Winchester 760
<<locked>>
81%
50183
79%
**43
98%
Winchester StaBALL HD
<<locked>>
81%
26295
41%
**13
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

bottom of page