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Load data for .300 Weath. Mag. + .308 | 165gr | Hornady BTSP

Recommended Powder(s):

.300 Weath. Mag. + .308 | 165gr | Hornady BTSP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 165gr | Hornady BTSP
Manufacturer SKU:
3045
Bullet Weight:
165gr | 10.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.191" | 30.3mm
Caliber:
.300 Weath. Mag. load data
Case Length (l3):
2.824" | 71.7mm
Cartridge Length (C.O.L.):
3.507" | 89.1mm
Seated Depth:
0.508" | 12.9mm
Shank Seated Depth:
0.308" | 7.8mm
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_B2679_C379
Last updated:
2025-01-01
Recommended Twist Rate:
1:14 - 1:12

Load data for 146 loads in caliber .300 Weath. Mag. with .308 | 165gr | Hornady BTSP bullet and 73 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 2208
<<locked>>
84%
56971
89%
**86
100%
ADI AR 2209
<<locked>>
95%
57363
90%
**94
99%
ADI AR 2213
<<locked>>
97%
54346
85%
**68
97%
[ADI AR 2217]*
<<locked>>
97%
39566
62%
**40
92%
[ADI AR 2225]*
<<locked>>
97%
35244
55%
**94
94%
Accurate 2700
<<locked>>
85%
56942
89%
**49
99%
Accurate 3100
<<locked>>
97%
54288
85%
**89
100%
Accurate 4350
<<locked>>
90%
57043
89%
**48
100%
Accurate MAGPRO
<<locked>>
97%
52765
83%
**51
95%
Alliant Reloder- TS 15.5
<<locked>>
84%
57334
90%
**09
100%
Alliant Reloder-16
<<locked>>
91%
57392
90%
**07
100%
Alliant Reloder-17
<<locked>>
86%
56710
89%
**94
100%
Alliant Reloder-19
<<locked>>
95%
57203
90%
**84
99%
Alliant Reloder-22
<<locked>>
97%
53635
84%
**71
98%
Alliant Reloder-23
<<locked>>
97%
51082
80%
**02
100%
Alliant Reloder-25
<<locked>>
97%
44092
69%
**13
99%
Alliant Reloder-26 👍
<<locked>>
96%
56985
89%
**79
100%
[Hodgdon H1000]*
<<locked>>
97%
39566
62%
**40
92%
Hodgdon H380
<<locked>>
83%
56927
89%
**15
100%
Hodgdon H414
<<locked>>
86%
57145
90%
**81
99%
Hodgdon H4350
<<locked>>
93%
57392
90%
**25
99%
Hodgdon H4831
<<locked>>
97%
50111
79%
**40
95%
Hodgdon H4831 SC
<<locked>>
97%
57058
89%
**51
97%
Hodgdon Hybrid 100V
<<locked>>
93%
56956
89%
**09
100%
Hodgdon LVR
<<locked>>
88%
56956
89%
**58
100%
[Hodgdon Retumbo]*
<<locked>>
97%
35244
55%
**94
94%
Hodgdon Superperformance
<<locked>>
88%
57261
90%
**00
99%
Hodgdon VARGET
<<locked>>
85%
57159
90%
**95
100%
Hodgdon TrailBoss
<<locked>>
96%
35056
55%
**67
100%
IMR 4064
<<locked>>
85%
56797
89%
**76
100%
IMR 4166 Enduron
<<locked>>
86%
57130
90%
**86
99%
IMR 4350
<<locked>>
91%
57246
90%
**28
99%
IMR 4451 Enduron
<<locked>>
87%
57261
90%
**05
99%
IMR 4831
<<locked>>
95%
57290
90%
**38
100%
IMR 4955 Enduron
<<locked>>
97%
55187
86%
**89
97%
IMR 7828 SSC
<<locked>>
97%
56289
88%
**20
97%
Lovex S065
<<locked>>
89%
57290
90%
**05
100%
Lovex S070
<<locked>>
90%
57334
90%
**28
100%
Lovex S071
<<locked>>
97%
44860
70%
**18
98%
Norma 204
<<locked>>
91%
57261
90%
**64
98%
Norma MRP
<<locked>>
97%
56956
89%
**53
100%
Norma URP
<<locked>>
90%
56956
89%
**58
100%
Ramshot Hunter 👍
<<locked>>
91%
57188
90%
**74
100%
Ramshot Magnum
<<locked>>
97%
52127
82%
**22
99%
ReloadSwiss RS 14
<<locked>>
96%
35679
56%
**09
100%
ReloadSwiss RS 50
<<locked>>
83%
56985
89%
**09
100%
ReloadSwiss RS 60
<<locked>>
87%
56826
89%
**14
100%
ReloadSwiss RS 62
<<locked>>
90%
57087
89%
**71
100%
ReloadSwiss RS 70 👍
<<locked>>
90%
56927
89%
**33
100%
ReloadSwiss RS 76
<<locked>>
97%
43047
67%
**30
97%
Rottweil R 903
<<locked>>
85%
56811
89%
**95
100%
Rottweil R 904
<<locked>>
94%
57029
89%
**28
97%
Rottweil R 905
<<locked>>
96%
56971
89%
**71
99%
Rottweil R 907
<<locked>>
88%
57174
90%
**12
99%
SNPE Vectan SP 11
<<locked>>
84%
56797
89%
**28
100%
SNPE Vectan Tubal 5000
<<locked>>
85%
56840
89%
**64
100%
SNPE Vectan Tubal 7000
<<locked>>
89%
56623
89%
**53
99%
Shooters World Long Rifle
<<locked>>
89%
57290
90%
**05
100%
Somchem S355
<<locked>>
85%
57246
90%
**95
100%
Somchem S361
<<locked>>
93%
57421
90%
**02
97%
Somchem S365
<<locked>>
93%
57319
90%
**68
100%
Somchem S385
<<locked>>
95%
56956
89%
**45
99%
Vihtavuori N135
<<locked>>
87%
57261
90%
**10
100%
Vihtavuori N150
<<locked>>
90%
57043
89%
**56
100%
Vihtavuori N160
<<locked>>
88%
57058
89%
**15
100%
Vihtavuori N165
<<locked>>
97%
49835
78%
**04
98%
Vihtavuori N550
<<locked>>
88%
57435
90%
**64
100%
Vihtavuori N555 👍
<<locked>>
97%
57000
89%
**77
100%
Vihtavuori N560
<<locked>>
97%
53998
85%
**97
97%
Vihtavuori N565
<<locked>>
97%
46122
72%
**17
95%
Winchester 6.5 StaBALL
<<locked>>
89%
56797
89%
**79
100%
Winchester 760
<<locked>>
86%
57145
90%
**81
99%
Winchester StaBALL HD 👍
<<locked>>
97%
46601
73%
**58
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
51111
80%
**00
100%
[ADI AR 2209]*
<<locked>>
81%
35810
56%
**44
92%
[ADI AR 2213]*
<<locked>>
85%
36172
57%
**74
90%
[ADI AR 2217]*
<<locked>>
94%
36289
57%
**57
90%
[ADI AR 2225]*
<<locked>>
92%
30298
47%
**43
90%
Accurate 2700
<<locked>>
81%
49487
78%
**31
98%
[Accurate 3100]*
<<locked>>
81%
31328
49%
**10
94%
Accurate 4350
<<locked>>
81%
42467
67%
**95
99%
[Accurate MAGPRO]*
<<locked>>
89%
40147
63%
**99
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
52069
82%
**20
100%
Alliant Reloder-16
<<locked>>
81%
41031
64%
**08
99%
Alliant Reloder-17
<<locked>>
81%
46920
74%
**33
100%
[Alliant Reloder-19]*
<<locked>>
81%
35607
56%
**44
92%
[Alliant Reloder-22]*
<<locked>>
81%
31894
50%
**79
90%
Alliant Reloder-23
<<locked>>
81%
30124
47%
**36
97%
[Alliant Reloder-25]*
<<locked>>
81%
26600
42%
**21
91%
Alliant Reloder-26
<<locked>>
81%
32692
51%
**67
96%
[Hodgdon H1000]*
<<locked>>
94%
36289
57%
**57
90%
Hodgdon H380
<<locked>>
81%
52852
83%
**43
100%
Hodgdon H414
<<locked>>
81%
48298
76%
**17
98%
Hodgdon H4350
<<locked>>
81%
39334
62%
**84
95%
[Hodgdon H4831]*
<<locked>>
87%
36608
57%
**48
90%
[Hodgdon H4831 SC]*
<<locked>>
84%
36956
58%
**54
90%
Hodgdon Hybrid 100V
<<locked>>
81%
38566
60%
**90
100%
Hodgdon LVR
<<locked>>
81%
45179
71%
**48
99%
[Hodgdon Retumbo]*
<<locked>>
92%
30298
47%
**43
90%
Hodgdon Superperformance
<<locked>>
81%
43410
68%
**51
97%
Hodgdon VARGET
<<locked>>
81%
50836
80%
**87
100%
Hodgdon TrailBoss
<<locked>>
81%
27949
44%
**06
100%
IMR 4064
<<locked>>
81%
50270
79%
**71
100%
IMR 4166 Enduron
<<locked>>
81%
48979
77%
**44
98%
IMR 4350
<<locked>>
81%
41539
65%
**33
96%
IMR 4451 Enduron
<<locked>>
81%
47471
74%
**41
98%
IMR 4831
<<locked>>
81%
36753
58%
**48
98%
[IMR 4955 Enduron]*
<<locked>>
83%
35636
56%
**85
90%
[IMR 7828 SSC]*
<<locked>>
84%
35926
56%
**74
90%
Lovex S065
<<locked>>
81%
44730
70%
**76
99%
Lovex S070
<<locked>>
81%
43178
68%
**69
97%
[Lovex S071]*
<<locked>>
81%
26832
42%
**72
91%
[Norma 204]*
<<locked>>
81%
41060
64%
**53
94%
[Norma MRP]*
<<locked>>
81%
32750
51%
**28
93%
Norma URP
<<locked>>
81%
41887
66%
**85
99%
Ramshot Hunter
<<locked>>
81%
40814
64%
**76
97%
[Ramshot Magnum]*
<<locked>>
82%
30472
48%
**23
90%
ReloadSwiss RS 14
<<locked>>
81%
28529
45%
**49
100%
ReloadSwiss RS 50
<<locked>>
81%
52910
83%
**40
99%
ReloadSwiss RS 60
<<locked>>
81%
45237
71%
**20
100%
ReloadSwiss RS 62
<<locked>>
81%
42322
66%
**05
99%
ReloadSwiss RS 70
<<locked>>
81%
40712
64%
**22
98%
[ReloadSwiss RS 76]*
<<locked>>
87%
30734
48%
**79
90%
Rottweil R 903
<<locked>>
81%
49734
78%
**84
100%
[Rottweil R 904]*
<<locked>>
81%
37188
58%
**31
92%
[Rottweil R 905]*
<<locked>>
81%
34824
55%
**28
92%
Rottweil R 907
<<locked>>
81%
45963
72%
**02
97%
SNPE Vectan SP 11
<<locked>>
81%
51082
80%
**33
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
50285
79%
**72
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
44048
69%
**26
97%
Shooters World Long Rifle
<<locked>>
81%
44730
70%
**76
99%
Somchem S355
<<locked>>
81%
49559
78%
**71
100%
[Somchem S361]*
<<locked>>
81%
37695
59%
**15
91%
Somchem S365
<<locked>>
81%
38537
60%
**43
100%
[Somchem S385]*
<<locked>>
81%
35578
56%
**12
94%
Vihtavuori N135
<<locked>>
81%
48298
76%
**76
100%
Vihtavuori N150
<<locked>>
81%
42569
67%
**13
100%
Vihtavuori N160
<<locked>>
81%
45252
71%
**22
99%
[Vihtavuori N165]*
<<locked>>
81%
29631
46%
**51
90%
Vihtavuori N550
<<locked>>
81%
45629
72%
**61
99%
Vihtavuori N555
<<locked>>
81%
33576
53%
**21
97%
[Vihtavuori N560]*
<<locked>>
85%
36448
57%
**10
90%
[Vihtavuori N565]*
<<locked>>
89%
35375
55%
**71
90%
Winchester 6.5 StaBALL
<<locked>>
81%
42467
67%
**43
100%
Winchester 760
<<locked>>
81%
48298
76%
**17
98%
Winchester StaBALL HD
<<locked>>
81%
24424
38%
**16
96%

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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