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Load data for .300 Weath. Mag. + .308 | 225gr | Hornady BTHP

Recommended Powder(s):

.300 Weath. Mag. + .308 | 225gr | Hornady BTHP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 225gr | Hornady BTHP
Manufacturer SKU:
30903
Bullet Weight:
225gr | 14.6g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.555" | 39.5mm
Caliber:
.300 Weath. Mag. load data
Case Length (l3):
2.824" | 71.7mm
Cartridge Length (C.O.L.):
3.507" | 89.1mm
Seated Depth:
0.872" | 22.2mm
Shank Seated Depth:
0.713" | 18.1mm
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_B2715_C379
Last updated:
2025-01-01
Recommended Twist Rate:
1:11 - 1:9

Load data for 120 loads in caliber .300 Weath. Mag. with .308 | 225gr | Hornady BTHP bullet and 60 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 2209
<<locked>>
90%
57217
90%
**67
100%
ADI AR 2213 👍
<<locked>>
93%
56797
89%
**03
100%
ADI AR 2217
<<locked>>
97%
47181
74%
**56
99%
ADI AR 2225
<<locked>>
97%
41800
65%
**13
100%
Accurate 3100
<<locked>>
93%
56739
89%
**05
100%
Accurate 4350
<<locked>>
85%
57116
89%
**15
100%
Accurate MAGPRO
<<locked>>
94%
57319
90%
**30
99%
Alliant Reloder-16
<<locked>>
86%
57130
90%
**48
100%
Alliant Reloder-19
<<locked>>
91%
57363
90%
**71
100%
Alliant Reloder-22 👍
<<locked>>
93%
56898
89%
**00
100%
Alliant Reloder-23
<<locked>>
95%
56884
89%
**41
100%
Alliant Reloder-25
<<locked>>
97%
53243
83%
**71
100%
Alliant Reloder-26
<<locked>>
90%
56855
89%
**26
100%
[Alliant Reloder-33]*
<<locked>>
97%
42815
67%
**43
94%
Hodgdon H1000
<<locked>>
97%
47181
74%
**56
99%
Hodgdon H4350
<<locked>>
88%
57319
90%
**12
100%
Hodgdon H4831
<<locked>>
96%
57406
90%
**57
99%
Hodgdon H4831 SC
<<locked>>
92%
57000
89%
**54
99%
Hodgdon Hybrid 100V
<<locked>>
88%
57305
90%
**82
100%
Hodgdon LVR
<<locked>>
83%
56913
89%
**15
100%
Hodgdon Retumbo
<<locked>>
97%
41800
65%
**13
100%
Hodgdon Superperformance
<<locked>>
84%
57276
90%
**84
100%
IMR 4350
<<locked>>
87%
57305
90%
**08
100%
IMR 4831
<<locked>>
90%
57290
90%
**05
100%
IMR 4955 Enduron
<<locked>>
93%
56884
89%
**15
99%
IMR 7828 SSC 👍
<<locked>>
92%
57101
89%
**20
100%
[IMR 7977 Enduron]*
<<locked>>
97%
55347
87%
**56
93%
IMR 8133 Enduron
<<locked>>
97%
37695
59%
**31
96%
Lovex S065
<<locked>>
84%
57087
89%
**75
100%
Lovex S070
<<locked>>
85%
56811
89%
**02
100%
Lovex S071
<<locked>>
97%
53867
84%
**69
100%
Norma 204
<<locked>>
86%
57116
89%
**44
100%
Norma 217
<<locked>>
97%
37811
59%
**51
98%
Norma MRP
<<locked>>
91%
56913
89%
**17
100%
Norma URP
<<locked>>
86%
57058
89%
**21
100%
Ramshot Hunter
<<locked>>
86%
56927
89%
**48
100%
Ramshot Magnum
<<locked>>
94%
57203
90%
**90
100%
ReloadSwiss RS 62
<<locked>>
84%
56666
89%
**38
100%
ReloadSwiss RS 70
<<locked>>
86%
57087
89%
**90
100%
ReloadSwiss RS 76 👍
<<locked>>
97%
52170
82%
**36
100%
ReloadSwiss RS 80
<<locked>>
97%
47079
74%
**21
98%
Rottweil R 904
<<locked>>
90%
56826
89%
**21
100%
Rottweil R 905
<<locked>>
91%
57014
89%
**64
100%
Rottweil R 907
<<locked>>
84%
57116
90%
**92
100%
SNPE Vectan Tubal 7000
<<locked>>
85%
56753
89%
**43
100%
Shooters World Long Rifle
<<locked>>
84%
57087
89%
**75
100%
Somchem S361
<<locked>>
89%
57072
89%
**02
99%
Somchem S365
<<locked>>
87%
56956
89%
**15
100%
Somchem S385
<<locked>>
91%
57058
89%
**25
100%
Vihtavuori N150
<<locked>>
86%
56768
89%
**13
100%
Vihtavuori N160
<<locked>>
83%
56985
89%
**85
100%
Vihtavuori N165
<<locked>>
96%
56956
89%
**15
100%
[Vihtavuori N170]*
<<locked>>
97%
44266
69%
**48
92%
Vihtavuori N555
<<locked>>
91%
56811
89%
**38
100%
Vihtavuori N560 👍
<<locked>>
93%
57246
90%
**33
99%
Vihtavuori N565
<<locked>>
97%
55506
87%
**90
99%
Vihtavuori N568
<<locked>>
97%
48762
76%
**38
97%
Vihtavuori N570
<<locked>>
97%
46369
73%
**21
95%
Winchester 6.5 StaBALL
<<locked>>
85%
56739
89%
**56
100%
Winchester StaBALL HD
<<locked>>
96%
57406
90%
**59
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
42003
66%
**21
98%
ADI AR 2213
<<locked>>
81%
37405
59%
**59
96%
[ADI AR 2217]*
<<locked>>
81%
28036
44%
**19
90%
[ADI AR 2225]*
<<locked>>
81%
25382
40%
**83
92%
Accurate 3100
<<locked>>
81%
37927
59%
**10
99%
Accurate 4350
<<locked>>
81%
50473
79%
**23
100%
[Accurate MAGPRO]*
<<locked>>
81%
36622
57%
**59
93%
Alliant Reloder-16
<<locked>>
81%
48559
76%
**36
100%
Alliant Reloder-19
<<locked>>
81%
41989
66%
**18
98%
Alliant Reloder-22
<<locked>>
81%
37695
59%
**72
97%
Alliant Reloder-23
<<locked>>
81%
36419
57%
**26
100%
Alliant Reloder-25
<<locked>>
81%
31575
49%
**64
98%
Alliant Reloder-26
<<locked>>
81%
40118
63%
**70
100%
[Alliant Reloder-33]*
<<locked>>
91%
35085
55%
**69
90%
[Hodgdon H1000]*
<<locked>>
81%
28036
44%
**19
90%
Hodgdon H4350
<<locked>>
81%
45556
71%
**28
99%
[Hodgdon H4831]*
<<locked>>
81%
35491
56%
**70
94%
Hodgdon H4831 SC
<<locked>>
81%
39218
61%
**49
96%
Hodgdon Hybrid 100V
<<locked>>
81%
45643
72%
**25
100%
Hodgdon LVR
<<locked>>
81%
52750
83%
**62
100%
[Hodgdon Retumbo]*
<<locked>>
81%
25382
40%
**83
92%
Hodgdon Superperformance
<<locked>>
81%
52069
82%
**12
100%
IMR 4350
<<locked>>
81%
47993
75%
**67
100%
IMR 4831
<<locked>>
81%
43555
68%
**08
100%
IMR 4955 Enduron
<<locked>>
81%
39334
62%
**23
96%
IMR 7828 SSC
<<locked>>
81%
38450
60%
**95
96%
[IMR 7977 Enduron]*
<<locked>>
90%
44309
69%
**79
90%
[IMR 8133 Enduron]*
<<locked>>
86%
26745
42%
**39
90%
Lovex S065
<<locked>>
81%
51474
81%
**00
100%
Lovex S070
<<locked>>
81%
49980
78%
**00
100%
Lovex S071
<<locked>>
81%
32547
51%
**95
98%
Norma 204
<<locked>>
81%
48196
76%
**13
99%
[Norma 217]*
<<locked>>
82%
23351
37%
**47
90%
Norma MRP
<<locked>>
81%
39421
62%
**31
99%
Norma URP
<<locked>>
81%
49385
77%
**16
100%
Ramshot Hunter
<<locked>>
81%
48153
75%
**20
100%
Ramshot Magnum
<<locked>>
81%
34896
55%
**16
97%
ReloadSwiss RS 62
<<locked>>
81%
50386
79%
**46
100%
ReloadSwiss RS 70
<<locked>>
81%
48559
76%
**69
100%
ReloadSwiss RS 76
<<locked>>
81%
29820
47%
**54
96%
[ReloadSwiss RS 80]*
<<locked>>
84%
29646
46%
**34
90%
Rottweil R 904
<<locked>>
81%
43236
68%
**02
97%
Rottweil R 905
<<locked>>
81%
41408
65%
**05
98%
Rottweil R 907
<<locked>>
81%
52837
83%
**33
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
50604
79%
**61
100%
Shooters World Long Rifle
<<locked>>
81%
51474
81%
**00
100%
Somchem S361
<<locked>>
81%
43976
69%
**92
97%
Somchem S365
<<locked>>
81%
46557
73%
**74
100%
Somchem S385
<<locked>>
81%
41843
66%
**85
99%
Vihtavuori N150
<<locked>>
81%
49168
77%
**15
100%
Vihtavuori N160
<<locked>>
81%
52721
83%
**30
100%
Vihtavuori N165
<<locked>>
81%
35549
56%
**60
97%
[Vihtavuori N170]*
<<locked>>
93%
38479
60%
**26
90%
Vihtavuori N555
<<locked>>
81%
40828
64%
**02
100%
Vihtavuori N560
<<locked>>
81%
37869
59%
**92
95%
[Vihtavuori N565]*
<<locked>>
81%
32634
51%
**60
93%
[Vihtavuori N568]*
<<locked>>
84%
31024
49%
**51
90%
[Vihtavuori N570]*
<<locked>>
89%
36027
56%
**02
90%
Winchester 6.5 StaBALL
<<locked>>
81%
50067
78%
**67
100%
Winchester StaBALL HD
<<locked>>
81%
32561
51%
**69
100%

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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