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

Recommended Powder(s):

.300 Weath. 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:
<<locked>>
Caliber:
.300 Weath. Mag. load data
Case Length (l3):
2.824" | 71.7mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
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_B6629_C379
Last updated:
2026-01-31

Load data for 166 loads in caliber .300 Weath. Mag. with .308 | 147gr | Winchester FMJ Match bullet and 83 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".

  • 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.

    .

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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%
**59
100%
ADI AR 2209
<<locked>>
97%
57392
90%
**45
98%
ADI AR 2213
<<locked>>
97%
51169
80%
**46
95%
Accurate 2700
<<locked>>
87%
57392
90%
**10
98%
Accurate 3100
<<locked>>
97%
50807
80%
**74
99%
Accurate 4064
<<locked>>
84%
57217
90%
**23
100%
Accurate 4350
<<locked>>
91%
56782
89%
**12
100%
[Accurate MAGPRO]*
<<locked>>
97%
50038
78%
**40
92%
Alliant Reloder- TS 15.5
<<locked>>
85%
57000
89%
**63
100%
Alliant Reloder-15
<<locked>>
83%
56811
89%
**86
100%
Alliant Reloder-16 👍
<<locked>>
93%
56956
89%
**58
100%
Alliant Reloder-17
<<locked>>
88%
57377
90%
**68
100%
Alliant Reloder-19
<<locked>>
97%
56768
89%
**22
98%
Alliant Reloder-22
<<locked>>
97%
50444
79%
**56
96%
Alliant Reloder-23
<<locked>>
97%
47819
75%
**04
100%
Alliant Reloder-25
<<locked>>
97%
41771
65%
**92
97%
Alliant Reloder-26
<<locked>>
97%
54636
86%
**94
100%
Bofors RP15
<<locked>>
97%
46093
72%
**58
95%
Bofors RP3
<<locked>>
85%
57261
90%
**69
100%
Bofors RP5
<<locked>>
97%
50444
79%
**56
96%
Bofors RP7
<<locked>>
89%
57246
90%
**56
98%
Hodgdon CFE223
<<locked>>
83%
56782
89%
**09
100%
Hodgdon H380
<<locked>>
85%
57217
90%
**82
100%
Hodgdon H414
<<locked>>
88%
57290
90%
**32
99%
Hodgdon H4350
<<locked>>
94%
56913
89%
**69
98%
[Hodgdon H4831]*
<<locked>>
97%
47558
75%
**28
93%
Hodgdon H4831 SC
<<locked>>
97%
53708
84%
**36
95%
Hodgdon Hybrid 100V
<<locked>>
95%
57232
90%
**73
100%
Hodgdon LVR
<<locked>>
90%
56971
89%
**09
100%
Hodgdon Superperformance 👍
<<locked>>
90%
57058
89%
**51
99%
Hodgdon VARGET
<<locked>>
86%
56869
89%
**46
100%
Hodgdon TrailBoss
<<locked>>
96%
34679
54%
**78
100%
IMR 4064
<<locked>>
87%
57334
90%
**43
100%
IMR 4166 Enduron
<<locked>>
87%
57377
90%
**43
99%
IMR 4350
<<locked>>
93%
56956
89%
**69
98%
IMR 4451 Enduron
<<locked>>
88%
56927
89%
**53
99%
IMR 4831
<<locked>>
96%
56913
89%
**92
100%
IMR 4955 Enduron
<<locked>>
97%
52837
83%
**91
95%
IMR 7828 SSC
<<locked>>
97%
52707
83%
**92
95%
Lovex S062
<<locked>>
84%
57159
90%
**36
100%
Lovex S065
<<locked>>
90%
57058
89%
**53
100%
Lovex S070
<<locked>>
92%
57348
90%
**76
99%
Lovex S071
<<locked>>
97%
42453
67%
**10
97%
Norma 203B
<<locked>>
84%
57421
90%
**82
100%
Norma 204
<<locked>>
92%
57116
90%
**09
97%
Norma MRP
<<locked>>
97%
53795
84%
**48
98%
Norma URP
<<locked>>
92%
56869
89%
**05
100%
Ramshot Big Game
<<locked>>
83%
57290
90%
**99
100%
Ramshot Grand
<<locked>>
97%
56376
88%
**64
97%
Ramshot Hunter 👍
<<locked>>
93%
57334
90%
**38
99%
Ramshot Magnum
<<locked>>
97%
49269
77%
**04
97%
ReloadSwiss RS 14
<<locked>>
96%
35491
56%
**24
100%
ReloadSwiss RS 50
<<locked>>
85%
57203
90%
**63
99%
ReloadSwiss RS 60
<<locked>>
87%
57276
90%
**78
100%
ReloadSwiss RS 62 👍
<<locked>>
91%
57072
89%
**28
100%
ReloadSwiss RS 70 👍
<<locked>>
92%
57290
90%
**94
100%
ReloadSwiss RS 76
<<locked>>
97%
40335
63%
**86
95%
Rottweil R 903
<<locked>>
87%
57029
89%
**56
100%
Rottweil R 904
<<locked>>
96%
57174
90%
**82
97%
Rottweil R 905
<<locked>>
97%
56130
88%
**09
98%
Rottweil R 907
<<locked>>
89%
57246
90%
**56
98%
SNPE Vectan SP 11
<<locked>>
86%
57377
90%
**09
100%
SNPE Vectan Tubal 5000
<<locked>>
87%
57406
90%
**35
100%
SNPE Vectan Tubal 7000
<<locked>>
90%
57290
90%
**10
99%
Shooters World Long Rifle
<<locked>>
90%
57058
89%
**53
100%
Shooters World Precision
<<locked>>
84%
57159
90%
**36
100%
Somchem S355
<<locked>>
87%
56985
89%
**59
100%
Somchem S361
<<locked>>
95%
57305
90%
**40
96%
Somchem S365
<<locked>>
94%
57203
90%
**28
100%
Somchem S385
<<locked>>
97%
56391
88%
**79
98%
Vihtavuori N135
<<locked>>
88%
57159
90%
**68
100%
Vihtavuori N140
<<locked>>
83%
57246
90%
**81
100%
Vihtavuori N150
<<locked>>
92%
57276
90%
**17
100%
Vihtavuori N160
<<locked>>
89%
56942
89%
**73
100%
Vihtavuori N165
<<locked>>
97%
46891
73%
**92
96%
Vihtavuori N540
<<locked>>
83%
57014
89%
**17
100%
Vihtavuori N550
<<locked>>
89%
57188
90%
**22
100%
Vihtavuori N555
<<locked>>
97%
53490
84%
**82
100%
[Vihtavuori N560]*
<<locked>>
97%
50749
80%
**76
94%
[Vihtavuori N565]*
<<locked>>
97%
43018
67%
**95
92%
Winchester 6.5 StaBALL
<<locked>>
91%
57290
90%
**43
100%
Winchester 760
<<locked>>
88%
57290
90%
**32
99%
Winchester StaBALL HD
<<locked>>
97%
42917
67%
**40
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
48675
76%
**05
100%
[ADI AR 2209]*
<<locked>>
82%
35476
56%
**62
90%
[ADI AR 2213]*
<<locked>>
89%
39334
62%
**84
90%
Accurate 2700
<<locked>>
81%
47065
74%
**23
96%
[Accurate 3100]*
<<locked>>
81%
29341
46%
**79
91%
Accurate 4064
<<locked>>
81%
52069
82%
**45
100%
Accurate 4350
<<locked>>
81%
39972
63%
**84
98%
[Accurate MAGPRO]*
<<locked>>
94%
44222
69%
**15
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
49298
77%
**35
100%
Alliant Reloder-15
<<locked>>
81%
52939
83%
**10
100%
Alliant Reloder-16
<<locked>>
81%
38624
61%
**87
98%
Alliant Reloder-17
<<locked>>
81%
44208
69%
**31
100%
[Alliant Reloder-19]*
<<locked>>
82%
34505
54%
**40
90%
[Alliant Reloder-22]*
<<locked>>
86%
34534
54%
**82
90%
Alliant Reloder-23
<<locked>>
81%
28297
44%
**05
95%
[Alliant Reloder-25]*
<<locked>>
85%
28645
45%
**05
90%
[Alliant Reloder-26]*
<<locked>>
81%
30414
48%
**17
93%
[Bofors RP15]*
<<locked>>
88%
35070
55%
**85
90%
Bofors RP3
<<locked>>
81%
50140
79%
**54
100%
[Bofors RP5]*
<<locked>>
86%
34534
54%
**82
90%
Bofors RP7
<<locked>>
81%
43830
69%
**07
96%
Hodgdon CFE223
<<locked>>
81%
52286
82%
**27
100%
Hodgdon H380
<<locked>>
81%
50241
79%
**61
99%
Hodgdon H414
<<locked>>
81%
45701
72%
**22
97%
[Hodgdon H4350]*
<<locked>>
81%
37391
59%
**62
93%
[Hodgdon H4831]*
<<locked>>
92%
40103
63%
**61
90%
[Hodgdon H4831 SC]*
<<locked>>
88%
40103
63%
**61
90%
Hodgdon Hybrid 100V
<<locked>>
81%
36114
57%
**72
98%
Hodgdon LVR
<<locked>>
81%
42685
67%
**40
98%
Hodgdon Superperformance
<<locked>>
81%
41075
64%
**36
95%
Hodgdon VARGET
<<locked>>
81%
48515
76%
**99
100%
Hodgdon TrailBoss
<<locked>>
81%
27847
44%
**14
100%
IMR 4064
<<locked>>
81%
47921
75%
**82
100%
IMR 4166 Enduron
<<locked>>
81%
47181
74%
**49
97%
[IMR 4350]*
<<locked>>
81%
39189
61%
**08
94%
IMR 4451 Enduron
<<locked>>
81%
45208
71%
**36
96%
IMR 4831
<<locked>>
81%
34780
55%
**43
96%
[IMR 4955 Enduron]*
<<locked>>
87%
39160
61%
**05
90%
[IMR 7828 SSC]*
<<locked>>
88%
39378
62%
**94
90%
Lovex S062
<<locked>>
81%
51430
81%
**48
100%
Lovex S065
<<locked>>
81%
42772
67%
**81
97%
Lovex S070
<<locked>>
81%
40886
64%
**58
96%
[Lovex S071]*
<<locked>>
84%
28108
44%
**39
90%
Norma 203B
<<locked>>
81%
52431
82%
**97
100%
[Norma 204]*
<<locked>>
81%
38725
61%
**28
92%
[Norma MRP]*
<<locked>>
82%
31531
49%
**20
90%
Norma URP
<<locked>>
81%
39639
62%
**81
98%
Ramshot Big Game
<<locked>>
81%
52910
83%
**23
100%
[Ramshot Grand]*
<<locked>>
87%
38725
61%
**81
90%
Ramshot Hunter
<<locked>>
81%
38392
60%
**51
95%
[Ramshot Magnum]*
<<locked>>
87%
33431
52%
**26
90%
ReloadSwiss RS 14
<<locked>>
81%
28123
44%
**50
100%
ReloadSwiss RS 50
<<locked>>
81%
50430
79%
**41
98%
ReloadSwiss RS 60
<<locked>>
81%
46949
74%
**91
100%
ReloadSwiss RS 62
<<locked>>
81%
39668
62%
**94
97%
ReloadSwiss RS 70
<<locked>>
81%
38537
60%
**00
97%
[ReloadSwiss RS 76]*
<<locked>>
91%
33489
52%
**85
90%
Rottweil R 903
<<locked>>
81%
47036
74%
**92
100%
[Rottweil R 904]*
<<locked>>
83%
37333
59%
**69
90%
[Rottweil R 905]*
<<locked>>
82%
33895
53%
**26
90%
Rottweil R 907
<<locked>>
81%
43830
69%
**07
96%
SNPE Vectan SP 11
<<locked>>
81%
48370
76%
**48
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
48051
75%
**94
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
41959
66%
**22
96%
Shooters World Long Rifle
<<locked>>
81%
42772
67%
**81
97%
Shooters World Precision
<<locked>>
81%
51430
81%
**48
100%
Somchem S355
<<locked>>
81%
47326
74%
**89
100%
[Somchem S361]*
<<locked>>
84%
39813
62%
**92
90%
Somchem S365
<<locked>>
81%
35824
56%
**28
99%
[Somchem S385]*
<<locked>>
81%
33301
52%
**87
91%
Vihtavuori N135
<<locked>>
81%
45977
72%
**00
100%
Vihtavuori N140
<<locked>>
81%
53374
84%
**28
100%
Vihtavuori N150
<<locked>>
81%
40408
63%
**18
100%
Vihtavuori N160
<<locked>>
81%
42757
67%
**13
98%
[Vihtavuori N165]*
<<locked>>
86%
32634
51%
**57
90%
Vihtavuori N540
<<locked>>
81%
53214
83%
**51
100%
Vihtavuori N550
<<locked>>
81%
43149
68%
**53
98%
Vihtavuori N555
<<locked>>
81%
31473
49%
**90
95%
[Vihtavuori N560]*
<<locked>>
90%
39958
63%
**33
90%
[Vihtavuori N565]*
<<locked>>
94%
38972
61%
**90
90%
Winchester 6.5 StaBALL
<<locked>>
81%
40277
63%
**38
99%
Winchester 760
<<locked>>
81%
45701
72%
**22
97%
[Winchester StaBALL HD]*
<<locked>>
81%
25019
39%
**49
92%

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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