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Load data for .300 Weath. Mag. + .308 | 165gr | Barnes TTSX BT

Recommended Powder(s):

.300 Weath. Mag. + .308 | 165gr | Barnes TTSX BT

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 165gr | Barnes TTSX BT
Manufacturer SKU:
30368
Bullet Weight:
165gr | 10.7g
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_B624_C379
Last updated:
2026-02-08
Recommended Twist Rate:
1:11 - 1:9

Load data for 164 loads in caliber .300 Weath. Mag. with .308 | 165gr | Barnes TTSX BT bullet and 82 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%
56971
89%
**72
100%
ADI AR 2209
<<locked>>
97%
56898
89%
**71
98%
ADI AR 2213
<<locked>>
97%
51300
80%
**02
96%
Accurate 2700
<<locked>>
87%
57087
89%
**40
99%
Accurate 3100
<<locked>>
97%
50531
79%
**10
99%
Accurate 4064
<<locked>>
84%
57232
90%
**49
100%
Accurate 4350
<<locked>>
91%
57159
90%
**48
100%
[Accurate MAGPRO]*
<<locked>>
97%
49719
78%
**86
93%
Alliant Reloder- TS 15.5
<<locked>>
85%
57174
90%
**89
100%
Alliant Reloder-16
<<locked>>
93%
57392
90%
**94
100%
Alliant Reloder-17
<<locked>>
88%
57145
90%
**94
100%
Alliant Reloder-19
<<locked>>
97%
56260
88%
**61
98%
Alliant Reloder-22
<<locked>>
97%
50589
79%
**02
97%
Alliant Reloder-23
<<locked>>
97%
47543
75%
**36
100%
Alliant Reloder-25
<<locked>>
97%
41800
65%
**58
98%
Alliant Reloder-26 👍
<<locked>>
97%
55230
87%
**43
100%
[Baschieri & Pellagri 109]*
<<locked>>
97%
51082
80%
**07
92%
Bofors RP15
<<locked>>
97%
46296
73%
**20
96%
Bofors RP3
<<locked>>
85%
57203
90%
**95
100%
Bofors RP5
<<locked>>
97%
50589
79%
**02
97%
Bofors RP7
<<locked>>
89%
57392
90%
**95
99%
Hodgdon CFE223
<<locked>>
83%
57392
90%
**41
100%
Hodgdon H380
<<locked>>
85%
56927
89%
**02
100%
Hodgdon H414
<<locked>>
87%
56927
89%
**61
99%
Hodgdon H4350
<<locked>>
94%
56971
89%
**09
99%
[Hodgdon H4831]*
<<locked>>
97%
47326
74%
**67
94%
Hodgdon H4831 SC
<<locked>>
97%
53838
84%
**89
96%
Hodgdon Hybrid 100V
<<locked>>
95%
57174
90%
**05
100%
Hodgdon LVR
<<locked>>
90%
57029
89%
**45
100%
Hodgdon Superperformance 👍
<<locked>>
90%
57058
89%
**97
99%
Hodgdon VARGET
<<locked>>
86%
57145
90%
**82
100%
Hodgdon TrailBoss
<<locked>>
96%
34650
54%
**37
100%
IMR 4064
<<locked>>
86%
57116
90%
**72
100%
IMR 4166 Enduron
<<locked>>
87%
56913
89%
**59
99%
IMR 4350
<<locked>>
93%
57305
90%
**09
99%
IMR 4451 Enduron
<<locked>>
88%
56971
89%
**89
99%
IMR 4831
<<locked>>
96%
57000
89%
**22
100%
IMR 4955 Enduron
<<locked>>
97%
53243
83%
**40
96%
IMR 7828 SSC
<<locked>>
97%
53200
83%
**48
96%
Lovex S062
<<locked>>
84%
57305
90%
**63
100%
Lovex S065
<<locked>>
90%
57319
90%
**86
100%
Lovex S070
<<locked>>
91%
56695
89%
**05
99%
Lovex S071
<<locked>>
97%
42192
66%
**59
98%
Norma 203B
<<locked>>
83%
56637
89%
**95
100%
Norma 204
<<locked>>
92%
56724
89%
**41
98%
Norma MRP
<<locked>>
97%
53548
84%
**91
99%
Norma URP
<<locked>>
92%
57014
89%
**48
100%
Ramshot Grand
<<locked>>
97%
56840
89%
**20
98%
Ramshot Hunter 👍
<<locked>>
93%
57246
90%
**61
100%
Ramshot Magnum
<<locked>>
97%
49081
77%
**53
98%
ReloadSwiss RS 14
<<locked>>
96%
35230
55%
**80
100%
ReloadSwiss RS 50
<<locked>>
85%
57116
90%
**92
100%
ReloadSwiss RS 60
<<locked>>
87%
57421
90%
**00
100%
ReloadSwiss RS 62 👍
<<locked>>
91%
57145
90%
**71
100%
ReloadSwiss RS 70 👍
<<locked>>
92%
56985
89%
**14
100%
ReloadSwiss RS 76
<<locked>>
97%
40509
63%
**58
96%
Rottweil R 903
<<locked>>
87%
57348
90%
**92
100%
Rottweil R 904
<<locked>>
96%
56855
89%
**12
97%
Rottweil R 905
<<locked>>
97%
55579
87%
**45
98%
Rottweil R 907
<<locked>>
89%
57392
90%
**95
99%
SNPE Vectan SP 11
<<locked>>
86%
57072
89%
**28
100%
SNPE Vectan Tubal 5000
<<locked>>
86%
57014
89%
**61
100%
SNPE Vectan Tubal 7000
<<locked>>
90%
57334
90%
**40
99%
Shooters World Long Rifle
<<locked>>
90%
57319
90%
**86
100%
Shooters World Precision
<<locked>>
84%
57305
90%
**63
100%
Somchem S355
<<locked>>
87%
56739
89%
**79
100%
Somchem S361
<<locked>>
95%
56768
89%
**69
96%
Somchem S365
<<locked>>
94%
57261
90%
**51
100%
Somchem S385
<<locked>>
97%
56536
89%
**18
99%
Vihtavuori N133
<<locked>>
83%
57392
90%
**48
100%
Vihtavuori N135
<<locked>>
88%
56927
89%
**94
100%
Vihtavuori N150
<<locked>>
92%
56855
89%
**43
100%
Vihtavuori N160
<<locked>>
89%
56826
89%
**05
100%
Vihtavuori N165
<<locked>>
97%
47094
74%
**41
97%
Vihtavuori N540
<<locked>>
83%
57421
90%
**43
100%
Vihtavuori N550
<<locked>>
89%
56855
89%
**45
100%
Vihtavuori N555
<<locked>>
97%
53592
84%
**28
100%
Vihtavuori N560
<<locked>>
97%
50618
79%
**12
95%
[Vihtavuori N565]*
<<locked>>
97%
43149
68%
**54
93%
Winchester 6.5 StaBALL
<<locked>>
91%
56608
89%
**72
100%
Winchester 760
<<locked>>
87%
56927
89%
**61
99%
Winchester StaBALL HD
<<locked>>
97%
42757
67%
**82
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
48950
77%
**48
100%
[ADI AR 2209]*
<<locked>>
81%
34055
53%
**85
91%
[ADI AR 2213]*
<<locked>>
87%
37275
58%
**84
90%
Accurate 2700
<<locked>>
81%
47514
74%
**79
97%
[Accurate 3100]*
<<locked>>
81%
29602
46%
**54
93%
Accurate 4064
<<locked>>
81%
52547
82%
**77
100%
Accurate 4350
<<locked>>
81%
40292
63%
**43
99%
[Accurate MAGPRO]*
<<locked>>
92%
41423
65%
**15
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
49821
78%
**74
100%
Alliant Reloder-16
<<locked>>
81%
38957
61%
**46
99%
Alliant Reloder-17
<<locked>>
81%
44338
69%
**77
100%
[Alliant Reloder-19]*
<<locked>>
81%
33968
53%
**89
91%
[Alliant Reloder-22]*
<<locked>>
83%
32068
50%
**75
90%
Alliant Reloder-23
<<locked>>
81%
28601
45%
**84
96%
[Alliant Reloder-25]*
<<locked>>
83%
26672
42%
**15
90%
Alliant Reloder-26
<<locked>>
81%
30676
48%
**02
95%
[Baschieri & Pellagri 109]*
<<locked>>
94%
46079
72%
**08
90%
[Bofors RP15]*
<<locked>>
86%
32358
51%
**82
90%
Bofors RP3
<<locked>>
81%
50285
79%
**90
100%
[Bofors RP5]*
<<locked>>
83%
32068
50%
**75
90%
Bofors RP7
<<locked>>
81%
44005
69%
**46
96%
Hodgdon CFE223
<<locked>>
81%
52547
82%
**72
100%
Hodgdon H380
<<locked>>
81%
50850
80%
**04
100%
Hodgdon H414
<<locked>>
81%
45963
72%
**64
98%
[Hodgdon H4350]*
<<locked>>
81%
37753
59%
**28
94%
[Hodgdon H4831]*
<<locked>>
89%
37478
59%
**54
90%
[Hodgdon H4831 SC]*
<<locked>>
86%
37478
59%
**54
90%
Hodgdon Hybrid 100V
<<locked>>
81%
36390
57%
**28
99%
Hodgdon LVR
<<locked>>
81%
42859
67%
**92
98%
Hodgdon Superperformance
<<locked>>
81%
41278
65%
**95
96%
Hodgdon VARGET
<<locked>>
81%
48762
76%
**38
100%
Hodgdon TrailBoss
<<locked>>
81%
27760
44%
**86
100%
IMR 4064
<<locked>>
81%
48312
76%
**25
100%
IMR 4166 Enduron
<<locked>>
81%
47297
74%
**99
98%
IMR 4350
<<locked>>
81%
39363
62%
**74
95%
IMR 4451 Enduron
<<locked>>
81%
45585
71%
**82
97%
IMR 4831
<<locked>>
81%
34911
55%
**95
97%
[IMR 4955 Enduron]*
<<locked>>
85%
36666
57%
**02
90%
[IMR 7828 SSC]*
<<locked>>
86%
36811
58%
**94
90%
Lovex S062
<<locked>>
81%
51764
81%
**74
100%
Lovex S065
<<locked>>
81%
43047
67%
**36
98%
Lovex S070
<<locked>>
81%
41133
64%
**10
96%
[Lovex S071]*
<<locked>>
82%
26092
41%
**49
90%
Norma 203B
<<locked>>
81%
52750
83%
**40
100%
[Norma 204]*
<<locked>>
81%
39001
61%
**94
93%
[Norma MRP]*
<<locked>>
81%
31009
49%
**75
91%
Norma URP
<<locked>>
81%
39798
62%
**30
98%
[Ramshot Grand]*
<<locked>>
85%
36463
57%
**97
90%
Ramshot Hunter
<<locked>>
81%
38667
61%
**17
96%
[Ramshot Magnum]*
<<locked>>
85%
31589
49%
**49
90%
ReloadSwiss RS 14
<<locked>>
81%
28355
44%
**29
100%
ReloadSwiss RS 50
<<locked>>
81%
50531
79%
**81
99%
ReloadSwiss RS 60
<<locked>>
81%
47094
74%
**33
100%
ReloadSwiss RS 62
<<locked>>
81%
39900
63%
**49
98%
ReloadSwiss RS 70
<<locked>>
81%
38725
61%
**62
98%
[ReloadSwiss RS 76]*
<<locked>>
90%
31517
49%
**89
90%
Rottweil R 903
<<locked>>
81%
47456
74%
**35
100%
[Rottweil R 904]*
<<locked>>
81%
35447
56%
**75
90%
[Rottweil R 905]*
<<locked>>
81%
32750
51%
**62
91%
Rottweil R 907
<<locked>>
81%
44005
69%
**46
96%
SNPE Vectan SP 11
<<locked>>
81%
48675
76%
**84
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
48399
76%
**33
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
42308
66%
**77
97%
Shooters World Long Rifle
<<locked>>
81%
43047
67%
**36
98%
Shooters World Precision
<<locked>>
81%
51764
81%
**74
100%
Somchem S355
<<locked>>
81%
47630
75%
**35
100%
[Somchem S361]*
<<locked>>
82%
37492
59%
**02
90%
Somchem S365
<<locked>>
81%
36056
56%
**84
100%
[Somchem S385]*
<<locked>>
81%
33533
53%
**52
92%
Vihtavuori N133
<<locked>>
81%
53911
84%
**99
100%
Vihtavuori N135
<<locked>>
81%
46282
73%
**36
100%
Vihtavuori N150
<<locked>>
81%
40727
64%
**67
100%
Vihtavuori N160
<<locked>>
81%
42917
67%
**62
99%
[Vihtavuori N165]*
<<locked>>
83%
30327
48%
**57
90%
Vihtavuori N540
<<locked>>
81%
53330
84%
**81
100%
Vihtavuori N550
<<locked>>
81%
43714
68%
**08
99%
Vihtavuori N555
<<locked>>
81%
31517
49%
**66
96%
[Vihtavuori N560]*
<<locked>>
88%
37260
58%
**23
90%
[Vihtavuori N565]*
<<locked>>
92%
35868
56%
**87
90%
Winchester 6.5 StaBALL
<<locked>>
81%
40306
63%
**00
100%
Winchester 760
<<locked>>
81%
45963
72%
**64
98%
[Winchester StaBALL HD]*
<<locked>>
81%
25208
40%
**41
94%

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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