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Load data for 6 mm GT + .243 | 71gr | Berger BT Target

Recommended Powder(s): Accurate 2520, Hodgdon H322, Norma 202, Somchem S321, Winchester 748

6 mm GT + .243 | 71gr | Berger BT Target

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.243 | 71gr | Berger BT Target
Bullet Weight:
71gr | 4.6g
Bullet Diameter:
0.243" | 6.17mm
Bullet Length:
0.908" | 23.1mm
Caliber:
6 mm GT load data
Case Length (l3):
1.725" | 43.8mm
Cartridge Length (C.O.L.):
2.411" | 61.2mm
Seated Depth:
0.222" | 5.6mm
Shank Seated Depth:
0.122" | 3.1mm
Case Capacity:
43.2 Grains of Water | 2.81 cm³
Primer Size:
Small Rifle (SR)
Max. allowed Pressure:
61931 psi | 4270 bar
LID:
LID_B936_C940
Last updated:
2025-02-02
Recommended Twist Rate:
1:11 - 1:9

Load data for 158 loads in caliber 6 mm GT with .243 | 71gr | Berger BT Target bullet and 79 powders such as Accurate 2520, Hodgdon H322, Norma 202, Somchem S321, Winchester 748. 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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    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.

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 2206H
<<locked>>
96%
55709
90%
**46
98%
ADI AR 2207
<<locked>>
83%
54723
88%
**22
100%
ADI AR 2208
<<locked>>
97%
48878
79%
**92
95%
ADI AR 2219
<<locked>>
86%
54172
87%
**14
100%
Accurate 2015
<<locked>>
91%
54911
89%
**61
100%
Accurate 2200
<<locked>>
93%
55201
89%
**87
96%
Accurate 2230
<<locked>>
89%
55535
90%
**94
98%
Accurate 2460
<<locked>>
89%
55317
89%
**01
99%
Accurate 2495
<<locked>>
95%
54911
89%
**46
100%
Accurate 2520 👍
<<locked>>
94%
55651
90%
**53
100%
Accurate 4064
<<locked>>
96%
46673
75%
**05
99%
Alliant AR-Comp
<<locked>>
95%
55608
90%
**46
100%
Alliant Reloder- TS 15.5
<<locked>>
97%
47253
76%
**12
97%
Alliant Reloder-10x
<<locked>>
89%
54955
89%
**87
100%
Alliant Reloder-15
<<locked>>
97%
51068
82%
**91
96%
[Alliant Reloder-17]*
<<locked>>
97%
41901
68%
**50
94%
Baschieri & Pellagri 106
<<locked>>
87%
55593
90%
**12
100%
Baschieri & Pellagri 107
<<locked>>
95%
55201
89%
**50
96%
Hodgdon BL-C2
<<locked>>
94%
55085
89%
**69
99%
Hodgdon Benchmark
<<locked>>
92%
54505
88%
**58
99%
Hodgdon CFE BLK
<<locked>>
83%
54331
88%
**15
98%
Hodgdon CFE223
<<locked>>
97%
50952
82%
**07
95%
Hodgdon H322 👍
<<locked>>
92%
55013
89%
**27
100%
Hodgdon H335
<<locked>>
87%
55608
90%
**40
100%
[Hodgdon H380]*
<<locked>>
97%
49298
80%
**28
94%
Hodgdon H4198
<<locked>>
85%
55085
89%
**32
100%
Hodgdon VARGET
<<locked>>
96%
47587
77%
**66
95%
Hodgdon TrailBoss
<<locked>>
95%
31531
51%
**98
100%
IMR 3031
<<locked>>
97%
50749
82%
**14
100%
IMR 4064
<<locked>>
97%
46905
76%
**46
95%
IMR 4198
<<locked>>
88%
54940
89%
**38
100%
IMR 4895
<<locked>>
97%
52098
84%
**20
97%
IMR 8208 XBR
<<locked>>
93%
54462
88%
**94
98%
Lovex D073.4
<<locked>>
88%
54505
88%
**74
99%
Lovex D073.5
<<locked>>
90%
55317
89%
**01
99%
Lovex D073.6
<<locked>>
96%
54984
89%
**40
100%
Lovex S060
<<locked>>
95%
54737
88%
**48
97%
Lovex S062
<<locked>>
96%
49661
80%
**28
98%
Norma 200
<<locked>>
84%
54288
88%
**51
100%
Norma 201
<<locked>>
96%
55187
89%
**17
99%
Norma 202 👍
<<locked>>
96%
55027
89%
**27
100%
Norma 203B
<<locked>>
97%
50198
81%
**71
97%
Ramshot Big Game
<<locked>>
96%
50256
81%
**78
96%
[Ramshot TAC]*
<<locked>>
93%
54404
88%
**71
94%
Ramshot Wild Boar
<<locked>>
93%
54462
88%
**27
97%
Ramshot X-Terminator
<<locked>>
91%
55651
90%
**94
97%
ReloadSwiss RS 14
<<locked>>
96%
31966
52%
**54
100%
ReloadSwiss RS 40
<<locked>>
90%
55521
90%
**17
99%
[ReloadSwiss RS 50]*
<<locked>>
97%
50096
81%
**99
92%
ReloadSwiss RS 52
<<locked>>
96%
48269
78%
**78
98%
ReloadSwiss RS 60
<<locked>>
97%
40741
66%
**33
95%
Rottweil R 901
<<locked>>
94%
55405
89%
**07
100%
Rottweil R 902
<<locked>>
96%
52170
84%
**48
98%
Rottweil R 903
<<locked>>
97%
43656
70%
**36
96%
SNPE Vectan BA6 1/2
<<locked>>
84%
55259
89%
**53
100%
SNPE Vectan SP 10
<<locked>>
86%
54476
88%
**10
100%
SNPE Vectan SP 11
<<locked>>
96%
45281
73%
**92
95%
SNPE Vectan SP 7
<<locked>>
94%
54781
88%
**87
95%
SNPE Vectan SP 9
<<locked>>
96%
55129
89%
**27
97%
SNPE Vectan Tubal 3000
<<locked>>
95%
55288
89%
**28
100%
SNPE Vectan Tubal 5000
<<locked>>
96%
47776
77%
**10
100%
Shooters World Match Rifle
<<locked>>
96%
54984
89%
**40
100%
Shooters World Precision
<<locked>>
96%
49661
80%
**28
98%
Shooters World Tactical Rifle
<<locked>>
87%
54607
88%
**51
98%
Somchem S321 👍
<<locked>>
91%
55187
89%
**27
99%
Somchem S335
<<locked>>
95%
55143
89%
**41
100%
Somchem S341
<<locked>>
95%
55143
89%
**14
97%
Somchem S355
<<locked>>
96%
44063
71%
**27
96%
Vihtavuori N120
<<locked>>
86%
55550
90%
**73
100%
Vihtavuori N130
<<locked>>
91%
55056
89%
**28
100%
Vihtavuori N133
<<locked>>
97%
54128
87%
**22
100%
Vihtavuori N135
<<locked>>
97%
42221
68%
**81
100%
Vihtavuori N140
<<locked>>
97%
52489
85%
**51
100%
Vihtavuori N150
<<locked>>
97%
37507
61%
**63
95%
Vihtavuori N530
<<locked>>
92%
54752
88%
**27
99%
Vihtavuori N540
<<locked>>
96%
51721
84%
**61
100%
[Winchester 6.5 StaBALL]*
<<locked>>
97%
40089
65%
**86
94%
Winchester 748 👍
<<locked>>
92%
55361
89%
**76
99%
Winchester StaBALL Match
<<locked>>
89%
54650
88%
**40
98%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2206H]*
<<locked>>
81%
34693
56%
**90
91%
ADI AR 2207
<<locked>>
81%
50343
81%
**56
100%
[ADI AR 2208]*
<<locked>>
86%
34577
56%
**61
90%
ADI AR 2219
<<locked>>
81%
46079
74%
**63
100%
Accurate 2015
<<locked>>
81%
39552
64%
**79
100%
[Accurate 2200]*
<<locked>>
82%
37869
61%
**23
90%
Accurate 2230
<<locked>>
81%
41060
66%
**09
95%
Accurate 2460
<<locked>>
81%
41263
67%
**28
97%
Accurate 2495
<<locked>>
81%
33866
55%
**23
99%
Accurate 2520
<<locked>>
81%
34635
56%
**20
95%
[Accurate 4064]*
<<locked>>
81%
28471
46%
**56
94%
Alliant AR-Comp
<<locked>>
81%
34954
56%
**66
100%
[Alliant Reloder- TS 15.5]*
<<locked>>
83%
29791
48%
**72
90%
Alliant Reloder-10x
<<locked>>
81%
43062
70%
**71
100%
[Alliant Reloder-15]*
<<locked>>
84%
34156
55%
**94
90%
[Alliant Reloder-17]*
<<locked>>
91%
34867
56%
**59
91%
Baschieri & Pellagri 106
<<locked>>
81%
45411
73%
**38
100%
[Baschieri & Pellagri 107]*
<<locked>>
83%
36492
59%
**40
90%
[Hodgdon BL-C2]*
<<locked>>
81%
34809
56%
**30
93%
Hodgdon Benchmark
<<locked>>
81%
39059
63%
**36
96%
Hodgdon CFE BLK
<<locked>>
81%
50386
81%
**46
98%
[Hodgdon CFE223]*
<<locked>>
88%
37275
60%
**86
90%
Hodgdon H322
<<locked>>
81%
38406
62%
**95
98%
Hodgdon H335
<<locked>>
81%
45150
73%
**46
99%
[Hodgdon H380]*
<<locked>>
90%
38580
62%
**92
90%
Hodgdon H4198
<<locked>>
81%
48254
78%
**10
100%
[Hodgdon VARGET]*
<<locked>>
86%
34577
56%
**61
90%
Hodgdon TrailBoss
<<locked>>
80%
25179
41%
**41
100%
IMR 3031
<<locked>>
81%
30356
49%
**38
97%
[IMR 4064]*
<<locked>>
86%
33924
55%
**38
90%
IMR 4198
<<locked>>
81%
44222
71%
**51
100%
[IMR 4895]*
<<locked>>
82%
32256
52%
**54
90%
[IMR 8208 XBR]*
<<locked>>
81%
36666
59%
**23
94%
Lovex D073.4
<<locked>>
81%
42786
69%
**51
97%
Lovex D073.5
<<locked>>
81%
41263
67%
**28
97%
[Lovex D073.6]*
<<locked>>
81%
32329
52%
**58
94%
[Lovex S060]*
<<locked>>
81%
36056
58%
**51
92%
[Lovex S062]*
<<locked>>
81%
30545
49%
**69
91%
Norma 200
<<locked>>
81%
48965
79%
**56
100%
[Norma 201]*
<<locked>>
81%
34069
55%
**51
93%
Norma 202
<<locked>>
81%
33779
55%
**71
96%
[Norma 203B]*
<<locked>>
83%
32474
52%
**54
90%
[Ramshot Big Game]*
<<locked>>
85%
34055
55%
**94
90%
[Ramshot TAC]*
<<locked>>
84%
40944
66%
**99
90%
[Ramshot Wild Boar]*
<<locked>>
81%
35708
58%
**30
92%
[Ramshot X-Terminator]*
<<locked>>
81%
40045
65%
**79
93%
ReloadSwiss RS 14
<<locked>>
81%
25643
41%
**93
100%
ReloadSwiss RS 40
<<locked>>
81%
41466
67%
**38
97%
[ReloadSwiss RS 50]*
<<locked>>
94%
44962
73%
**91
90%
[ReloadSwiss RS 52]*
<<locked>>
81%
28950
47%
**76
90%
[ReloadSwiss RS 60]*
<<locked>>
90%
33112
53%
**04
90%
Rottweil R 901
<<locked>>
81%
37536
61%
**36
97%
[Rottweil R 902]*
<<locked>>
81%
32242
52%
**95
92%
[Rottweil R 903]*
<<locked>>
86%
30327
49%
**99
90%
SNPE Vectan BA6 1/2
<<locked>>
81%
51155
83%
**90
100%
SNPE Vectan SP 10
<<locked>>
81%
46572
75%
**63
99%
[SNPE Vectan SP 11]*
<<locked>>
88%
33924
55%
**04
90%
[SNPE Vectan SP 7]*
<<locked>>
84%
38682
62%
**63
90%
[SNPE Vectan SP 9]*
<<locked>>
81%
33605
54%
**58
91%
SNPE Vectan Tubal 3000
<<locked>>
81%
35650
58%
**41
97%
SNPE Vectan Tubal 5000
<<locked>>
81%
29037
47%
**74
95%
[Shooters World Match Rifle]*
<<locked>>
81%
32329
52%
**58
94%
[Shooters World Precision]*
<<locked>>
81%
30545
49%
**69
91%
Shooters World Tactical Rifle
<<locked>>
81%
44048
71%
**51
96%
Somchem S321
<<locked>>
81%
39233
63%
**12
95%
Somchem S335
<<locked>>
81%
35375
57%
**54
97%
[Somchem S341]*
<<locked>>
81%
34127
55%
**61
91%
[Somchem S355]*
<<locked>>
85%
30937
50%
**92
90%
Vihtavuori N120
<<locked>>
81%
47181
76%
**45
100%
Vihtavuori N130
<<locked>>
81%
39813
64%
**43
100%
Vihtavuori N133
<<locked>>
81%
33286
54%
**02
98%
Vihtavuori N135
<<locked>>
81%
25991
42%
**44
95%
Vihtavuori N140
<<locked>>
81%
31285
51%
**85
95%
[Vihtavuori N150]*
<<locked>>
87%
27833
45%
**84
90%
Vihtavuori N530
<<locked>>
81%
38319
62%
**82
95%
Vihtavuori N540
<<locked>>
81%
31111
50%
**02
95%
[Winchester 6.5 StaBALL]*
<<locked>>
92%
33576
54%
**12
90%
Winchester 748
<<locked>>
81%
38000
61%
**22
96%
Winchester StaBALL Match
<<locked>>
81%
40698
66%
**61
95%

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.

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