top of page

Load data for .300 Win. Mag. + .308 | 155gr | Brenneke TAG

Recommended Powder(s): Alliant Reloder-16, ReloadSwiss RS 62, ReloadSwiss RS 70, Somchem S365, Vihtavuori N550

.300 Win. Mag. + .308 | 155gr | Brenneke TAG

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 155gr | Brenneke TAG
Bullet Weight:
155gr | 10.0g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.241" | 31.5mm
Caliber:
.300 Win. Mag. load data
Case Length (l3):
2.620" | 66.5mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.571" | 14.5mm
Shank Seated Depth:
0.453" | 11.5mm
Case Capacity:
90.5 Grains of Water | 5.88 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
62366 psi | 4300 bar
LID:
LID_B1174_C380
Last updated:
2025-01-01
Recommended Twist Rate:
1:13 - 1:11

Load data for 166 loads in caliber .300 Win. Mag. with .308 | 155gr | Brenneke TAG bullet and 83 powders such as Alliant Reloder-16, ReloadSwiss RS 62, ReloadSwiss RS 70, Somchem S365, Vihtavuori N550. 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>>
88%
55767
89%
**18
100%
ADI AR 2209
<<locked>>
97%
51474
83%
**18
96%
[ADI AR 2213]*
<<locked>>
97%
46267
74%
**40
92%
Accurate 2700
<<locked>>
89%
55492
89%
**63
98%
Accurate 3100
<<locked>>
97%
44556
71%
**64
97%
Accurate 4064
<<locked>>
86%
55782
89%
**95
100%
Accurate 4350
<<locked>>
94%
55622
89%
**84
100%
Alliant Reloder- TS 15.5
<<locked>>
88%
56086
90%
**41
100%
Alliant Reloder-15
<<locked>>
86%
56072
90%
**48
100%
Alliant Reloder-16 👍
<<locked>>
95%
55695
89%
**30
100%
Alliant Reloder-17
<<locked>>
91%
55970
90%
**40
100%
Alliant Reloder-19
<<locked>>
97%
50459
81%
**12
96%
[Alliant Reloder-22]*
<<locked>>
97%
44701
72%
**33
94%
Alliant Reloder-23
<<locked>>
97%
42076
67%
**90
99%
Alliant Reloder-25
<<locked>>
97%
37115
60%
**79
95%
Alliant Reloder-26
<<locked>>
97%
47572
76%
**71
99%
Hodgdon CFE223
<<locked>>
85%
55564
89%
**81
100%
Hodgdon H380
<<locked>>
87%
55535
89%
**41
100%
Hodgdon H414
<<locked>>
90%
55593
89%
**97
98%
Hodgdon H4350
<<locked>>
97%
55782
89%
**41
98%
[Hodgdon H4831 SC]*
<<locked>>
97%
48515
78%
**36
93%
Hodgdon Hybrid 100V
<<locked>>
97%
54578
88%
**31
100%
Hodgdon LVR
<<locked>>
92%
55695
89%
**81
100%
Hodgdon Superperformance
<<locked>>
92%
55419
89%
**23
98%
Hodgdon VARGET
<<locked>>
88%
55767
89%
**18
100%
Hodgdon TrailBoss
<<locked>>
97%
34693
56%
**67
100%
IMR 3031
<<locked>>
85%
55883
90%
**09
100%
IMR 4064
<<locked>>
88%
55419
89%
**02
100%
IMR 4166 Enduron
<<locked>>
89%
55622
89%
**89
98%
IMR 4350
<<locked>>
95%
56115
90%
**41
98%
IMR 4451 Enduron
<<locked>>
91%
56028
90%
**25
98%
IMR 4831
<<locked>>
97%
51677
83%
**99
100%
IMR 4895
<<locked>>
85%
56072
90%
**68
100%
[IMR 4955 Enduron]*
<<locked>>
97%
47703
76%
**84
93%
[IMR 7828 SSC]*
<<locked>>
97%
47021
75%
**63
93%
Lovex S060
<<locked>>
83%
55463
89%
**66
100%
Lovex S062
<<locked>>
86%
55448
89%
**02
100%
Lovex S065
<<locked>>
93%
55840
90%
**18
99%
Lovex S070
<<locked>>
94%
55317
89%
**28
98%
Lovex S071
<<locked>>
97%
37086
59%
**00
95%
Norma 201
<<locked>>
83%
55564
89%
**86
100%
Norma 203B
<<locked>>
86%
55999
90%
**48
100%
Norma 204
<<locked>>
95%
56072
90%
**84
97%
Norma MRP
<<locked>>
97%
47311
76%
**25
97%
Norma URP
<<locked>>
94%
55564
89%
**81
100%
Ramshot Big Game
<<locked>>
85%
55651
89%
**54
100%
Ramshot Hunter
<<locked>>
95%
55303
89%
**91
99%
Ramshot Magnum
<<locked>>
97%
43424
70%
**84
95%
ReloadSwiss RS 14
<<locked>>
97%
35201
56%
**13
100%
ReloadSwiss RS 50
<<locked>>
87%
56072
90%
**31
99%
ReloadSwiss RS 52
<<locked>>
86%
55811
89%
**68
100%
ReloadSwiss RS 60
<<locked>>
92%
56101
90%
**69
100%
ReloadSwiss RS 62 👍
<<locked>>
94%
55999
90%
**14
100%
ReloadSwiss RS 70 👍
<<locked>>
95%
55840
90%
**53
100%
Rottweil R 902
<<locked>>
85%
55724
89%
**82
100%
Rottweil R 903
<<locked>>
89%
55405
89%
**28
100%
Rottweil R 904
<<locked>>
97%
53461
86%
**95
95%
Rottweil R 905
<<locked>>
97%
49763
80%
**89
96%
Rottweil R 907
<<locked>>
92%
56130
90%
**25
98%
SNPE Vectan SP 11
<<locked>>
88%
55782
89%
**64
100%
SNPE Vectan SP 9
<<locked>>
83%
55579
89%
**25
100%
SNPE Vectan Tubal 5000
<<locked>>
88%
56072
90%
**07
100%
SNPE Vectan Tubal 7000
<<locked>>
93%
55941
90%
**66
98%
Shooters World Long Rifle
<<locked>>
93%
55840
90%
**18
99%
Shooters World Precision
<<locked>>
86%
55448
89%
**02
100%
Somchem S335
<<locked>>
83%
56043
90%
**23
100%
Somchem S355
<<locked>>
89%
55825
90%
**25
100%
Somchem S361
<<locked>>
97%
55419
89%
**95
95%
Somchem S365 👍
<<locked>>
97%
54839
88%
**97
100%
Somchem S385
<<locked>>
97%
50720
81%
**76
97%
Vihtavuori N133
<<locked>>
85%
55550
89%
**90
100%
Vihtavuori N135
<<locked>>
90%
55999
90%
**49
100%
Vihtavuori N140
<<locked>>
85%
55767
89%
**56
100%
Vihtavuori N150
<<locked>>
94%
55637
89%
**86
100%
Vihtavuori N160
<<locked>>
92%
55709
89%
**45
100%
[Vihtavuori N165]*
<<locked>>
97%
42105
68%
**92
94%
Vihtavuori N540
<<locked>>
85%
55999
90%
**89
100%
Vihtavuori N550 👍
<<locked>>
92%
55709
89%
**87
100%
Vihtavuori N555
<<locked>>
97%
47282
76%
**72
99%
[Vihtavuori N560]*
<<locked>>
97%
45165
72%
**59
92%
Winchester 6.5 StaBALL
<<locked>>
93%
55622
89%
**22
100%
Winchester 760
<<locked>>
90%
55593
89%
**97
98%
Winchester StaBALL HD
<<locked>>
97%
34708
56%
**07
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
45063
72%
**31
99%
[ADI AR 2209]*
<<locked>>
86%
36187
58%
**90
90%
[ADI AR 2213]*
<<locked>>
93%
40944
66%
**15
90%
Accurate 2700
<<locked>>
81%
43236
69%
**40
95%
[Accurate 3100]*
<<locked>>
83%
27775
45%
**54
90%
Accurate 4064
<<locked>>
81%
47253
76%
**61
100%
Accurate 4350
<<locked>>
81%
35491
57%
**87
96%
Alliant Reloder- TS 15.5
<<locked>>
81%
45324
73%
**58
100%
Alliant Reloder-15
<<locked>>
81%
48269
77%
**23
100%
Alliant Reloder-16
<<locked>>
81%
35114
56%
**97
96%
Alliant Reloder-17
<<locked>>
81%
39566
63%
**31
99%
[Alliant Reloder-19]*
<<locked>>
86%
35404
57%
**74
90%
[Alliant Reloder-22]*
<<locked>>
90%
35114
56%
**03
90%
[Alliant Reloder-23]*
<<locked>>
81%
25614
41%
**28
93%
[Alliant Reloder-25]*
<<locked>>
89%
29283
47%
**39
90%
[Alliant Reloder-26]*
<<locked>>
81%
27369
44%
**30
90%
Hodgdon CFE223
<<locked>>
81%
47268
76%
**40
99%
Hodgdon H380
<<locked>>
81%
46180
74%
**77
98%
Hodgdon H414
<<locked>>
81%
41147
66%
**12
95%
[Hodgdon H4350]*
<<locked>>
81%
34200
55%
**89
91%
[Hodgdon H4831 SC]*
<<locked>>
92%
41785
67%
**89
90%
Hodgdon Hybrid 100V
<<locked>>
81%
32387
52%
**92
97%
Hodgdon LVR
<<locked>>
81%
38551
62%
**46
96%
[Hodgdon Superperformance]*
<<locked>>
81%
36898
59%
**40
93%
Hodgdon VARGET
<<locked>>
81%
44570
71%
**18
99%
Hodgdon TrailBoss
<<locked>>
81%
27383
44%
**06
100%
IMR 3031
<<locked>>
81%
49371
79%
**10
100%
IMR 4064
<<locked>>
81%
44121
71%
**02
99%
IMR 4166 Enduron
<<locked>>
81%
43366
70%
**59
96%
[IMR 4350]*
<<locked>>
81%
35795
57%
**31
92%
IMR 4451 Enduron
<<locked>>
81%
41553
67%
**53
95%
[IMR 4831]*
<<locked>>
81%
30951
50%
**49
94%
IMR 4895
<<locked>>
81%
49574
79%
**53
100%
[IMR 4955 Enduron]*
<<locked>>
91%
40292
65%
**30
90%
[IMR 7828 SSC]*
<<locked>>
92%
40567
65%
**18
90%
Lovex S060
<<locked>>
81%
52025
83%
**10
100%
Lovex S062
<<locked>>
81%
47195
76%
**61
100%
Lovex S065
<<locked>>
81%
39189
63%
**03
96%
[Lovex S070]*
<<locked>>
81%
37231
60%
**71
94%
[Lovex S071]*
<<locked>>
88%
27949
45%
**61
90%
Norma 201
<<locked>>
81%
52011
83%
**33
100%
Norma 203B
<<locked>>
81%
47776
77%
**13
100%
[Norma 204]*
<<locked>>
81%
35650
57%
**61
90%
[Norma MRP]*
<<locked>>
86%
32300
52%
**54
90%
Norma URP
<<locked>>
81%
35578
57%
**87
96%
Ramshot Big Game
<<locked>>
81%
47979
77%
**30
100%
[Ramshot Hunter]*
<<locked>>
81%
34621
56%
**64
93%
[Ramshot Magnum]*
<<locked>>
90%
34258
55%
**57
90%
ReloadSwiss RS 14
<<locked>>
81%
27963
45%
**49
100%
ReloadSwiss RS 50
<<locked>>
81%
46137
74%
**54
97%
ReloadSwiss RS 52
<<locked>>
81%
47369
76%
**23
100%
ReloadSwiss RS 60
<<locked>>
81%
38334
61%
**28
100%
ReloadSwiss RS 62
<<locked>>
81%
35273
57%
**00
96%
ReloadSwiss RS 70
<<locked>>
81%
34780
56%
**00
95%
Rottweil R 902
<<locked>>
81%
49313
79%
**84
100%
Rottweil R 903
<<locked>>
81%
42656
68%
**08
99%
[Rottweil R 904]*
<<locked>>
87%
38580
62%
**00
90%
[Rottweil R 905]*
<<locked>>
86%
34592
55%
**61
90%
[Rottweil R 907]*
<<locked>>
81%
40176
64%
**13
94%
SNPE Vectan SP 11
<<locked>>
81%
43772
70%
**54
99%
SNPE Vectan SP 9
<<locked>>
81%
51474
83%
**56
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
44483
71%
**30
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
38348
61%
**35
94%
Shooters World Long Rifle
<<locked>>
81%
39189
63%
**03
96%
Shooters World Precision
<<locked>>
81%
47195
76%
**61
100%
Somchem S335
<<locked>>
81%
52707
85%
**71
100%
Somchem S355
<<locked>>
81%
43265
69%
**02
99%
[Somchem S361]*
<<locked>>
88%
41191
66%
**26
90%
Somchem S365
<<locked>>
81%
32010
51%
**38
98%
[Somchem S385]*
<<locked>>
83%
31879
51%
**62
90%
Vihtavuori N133
<<locked>>
81%
49850
80%
**05
100%
Vihtavuori N135
<<locked>>
81%
41843
67%
**23
100%
Vihtavuori N140
<<locked>>
81%
48834
78%
**54
100%
Vihtavuori N150
<<locked>>
81%
36970
59%
**48
99%
Vihtavuori N160
<<locked>>
81%
38508
62%
**20
97%
[Vihtavuori N165]*
<<locked>>
90%
33576
54%
**92
90%
Vihtavuori N540
<<locked>>
81%
48631
78%
**74
100%
Vihtavuori N550
<<locked>>
81%
39291
63%
**69
97%
[Vihtavuori N555]*
<<locked>>
81%
27586
44%
**03
93%
[Vihtavuori N560]*
<<locked>>
94%
41133
66%
**61
90%
Winchester 6.5 StaBALL
<<locked>>
81%
36492
59%
**57
98%
Winchester 760
<<locked>>
81%
41147
66%
**12
95%
[Winchester StaBALL HD]*
<<locked>>
83%
23844
38%
**11
90%

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