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Load data for 6 mm GT + .243 | 100gr | Sierra SP SemiSp

Recommended Powder(s): Alliant Reloder-17, Hodgdon CFE223, Ramshot Big Game, ReloadSwiss RS 60, SNPE Vectan SP 11

6 mm GT + .243 | 100gr | Sierra SP SemiSp

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.243 | 100gr | Sierra SP SemiSp
Manufacturer SKU:
1550
Bullet Weight:
100gr | 6.5g
Bullet Diameter:
0.243" | 6.17mm
Bullet Length:
0.980" | 24.9mm
Caliber:
6 mm GT load data
Case Length (l3):
1.725" | 43.8mm
Cartridge Length (C.O.L.):
2.477" | 62.9mm
Seated Depth:
0.228" | 5.8mm
Shank Seated Depth:
0.228" | 5.8mm
Case Capacity:
43.2 Grains of Water | 2.81 cm³
Primer Size:
Small Rifle (SR)
Max. allowed Pressure:
61931 psi | 4270 bar
LID:
LID_B5780_C940
Last updated:
2025-01-01

Load data for 186 loads in caliber 6 mm GT with .243 | 100gr | Sierra SP SemiSp bullet and 93 powders such as Alliant Reloder-17, Hodgdon CFE223, Ramshot Big Game, ReloadSwiss RS 60, SNPE Vectan SP 11. 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>>
88%
55317
89%
**90
100%
ADI AR 2208
<<locked>>
93%
54853
89%
**64
100%
Accurate 2015
<<locked>>
84%
55259
89%
**76
100%
Accurate 2200
<<locked>>
86%
55114
89%
**54
99%
Accurate 2495
<<locked>>
86%
54752
88%
**35
100%
Accurate 2520
<<locked>>
86%
55274
89%
**71
100%
Accurate 2700
<<locked>>
93%
54317
88%
**92
96%
[Accurate 3100]*
<<locked>>
97%
34577
56%
**43
93%
Accurate 4064
<<locked>>
92%
55434
90%
**64
100%
Accurate 4350
<<locked>>
97%
48559
78%
**44
99%
Alliant AR-Comp
<<locked>>
85%
54578
88%
**12
100%
Alliant Reloder- TS 15.5
<<locked>>
93%
54665
88%
**87
100%
Alliant Reloder-15
<<locked>>
91%
55535
90%
**07
100%
Alliant Reloder-16
<<locked>>
96%
47065
76%
**44
99%
Alliant Reloder-17 👍
<<locked>>
96%
54186
87%
**92
100%
Alliant Reloder-23
<<locked>>
96%
33518
54%
**62
96%
Alliant Reloder-26
<<locked>>
96%
36811
59%
**97
95%
Baschieri & Pellagri 107
<<locked>>
88%
55637
90%
**04
99%
Hodgdon BL-C2
<<locked>>
86%
54433
88%
**90
100%
Hodgdon Benchmark
<<locked>>
85%
55506
90%
**12
100%
Hodgdon CFE223 👍
<<locked>>
91%
54810
89%
**36
99%
Hodgdon H322
<<locked>>
84%
55564
90%
**41
100%
Hodgdon H380
<<locked>>
92%
55347
89%
**00
99%
Hodgdon H414
<<locked>>
96%
55390
89%
**56
97%
[Hodgdon H4350]*
<<locked>>
96%
45643
74%
**20
94%
Hodgdon Hybrid 100V
<<locked>>
96%
43627
70%
**26
99%
Hodgdon LVR
<<locked>>
97%
52866
85%
**04
99%
Hodgdon Superperformance
<<locked>>
96%
52315
84%
**23
96%
Hodgdon VARGET
<<locked>>
93%
54853
89%
**64
100%
Hodgdon TrailBoss
<<locked>>
96%
33315
54%
**13
100%
IMR 3031
<<locked>>
90%
54085
87%
**58
100%
IMR 4064
<<locked>>
94%
55593
90%
**64
100%
IMR 4166 Enduron
<<locked>>
94%
55390
89%
**41
97%
IMR 4350
<<locked>>
97%
49139
79%
**79
95%
IMR 4451 Enduron
<<locked>>
95%
54984
89%
**61
97%
IMR 4831
<<locked>>
97%
41408
67%
**97
97%
IMR 4895
<<locked>>
90%
55405
89%
**17
100%
IMR 8208 XBR
<<locked>>
86%
54926
89%
**48
100%
Lovex D073.6
<<locked>>
87%
54346
88%
**54
100%
Lovex S060
<<locked>>
88%
55608
90%
**25
100%
Lovex S062
<<locked>>
91%
55013
89%
**54
100%
Lovex S065
<<locked>>
96%
52562
85%
**28
98%
Lovex S070
<<locked>>
97%
50937
82%
**15
97%
Norma 201
<<locked>>
88%
54476
88%
**38
100%
Norma 202
<<locked>>
88%
54940
89%
**41
100%
Norma 203B
<<locked>>
91%
54694
88%
**97
100%
[Norma 204]*
<<locked>>
96%
48689
79%
**12
94%
[Norma MRP]*
<<locked>>
97%
37869
61%
**77
91%
Norma URP
<<locked>>
97%
48689
79%
**41
98%
Ramshot Big Game 👍
<<locked>>
91%
55535
90%
**27
100%
Ramshot Hunter
<<locked>>
96%
46862
76%
**22
97%
Ramshot TAC
<<locked>>
85%
54505
88%
**51
98%
Ramshot Wild Boar
<<locked>>
86%
54665
88%
**84
100%
Ramshot X-Terminator
<<locked>>
83%
54679
88%
**35
100%
ReloadSwiss RS 14
<<locked>>
95%
33460
54%
**49
100%
ReloadSwiss RS 50
<<locked>>
91%
54317
88%
**51
98%
ReloadSwiss RS 52
<<locked>>
92%
55564
90%
**40
100%
ReloadSwiss RS 60 👍
<<locked>>
97%
53882
87%
**95
100%
ReloadSwiss RS 62
<<locked>>
97%
48921
79%
**74
98%
ReloadSwiss RS 70
<<locked>>
97%
48399
78%
**84
98%
Rottweil R 901
<<locked>>
85%
54418
88%
**08
100%
Rottweil R 902
<<locked>>
90%
54433
88%
**28
100%
Rottweil R 903
<<locked>>
94%
54259
88%
**77
100%
Rottweil R 907
<<locked>>
96%
54839
89%
**58
97%
SNPE Vectan SP 11 👍
<<locked>>
94%
55535
90%
**30
100%
SNPE Vectan SP 7
<<locked>>
87%
55622
90%
**74
99%
SNPE Vectan SP 9
<<locked>>
88%
55158
89%
**81
100%
SNPE Vectan Tubal 3000
<<locked>>
87%
54476
88%
**59
100%
SNPE Vectan Tubal 5000
<<locked>>
93%
54839
89%
**62
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
53737
87%
**89
97%
Shooters World Long Rifle
<<locked>>
96%
52562
85%
**28
98%
Shooters World Match Rifle
<<locked>>
87%
54346
88%
**54
100%
Shooters World Precision
<<locked>>
91%
55013
89%
**54
100%
Somchem S321
<<locked>>
83%
54998
89%
**64
100%
Somchem S335
<<locked>>
88%
55405
89%
**79
100%
Somchem S341
<<locked>>
87%
55347
89%
**67
100%
Somchem S355
<<locked>>
95%
54955
89%
**87
100%
Somchem S365
<<locked>>
97%
43323
70%
**85
100%
[Somchem S385]*
<<locked>>
96%
39987
65%
**44
92%
Vihtavuori N130
<<locked>>
84%
55724
90%
**46
100%
Vihtavuori N133
<<locked>>
89%
54723
88%
**53
100%
Vihtavuori N135
<<locked>>
96%
54549
88%
**08
100%
Vihtavuori N140
<<locked>>
90%
55100
89%
**22
100%
Vihtavuori N150
<<locked>>
97%
49995
81%
**72
100%
Vihtavuori N160
<<locked>>
96%
52823
85%
**67
99%
Vihtavuori N530
<<locked>>
84%
55129
89%
**64
100%
Vihtavuori N540
<<locked>>
90%
54578
88%
**41
100%
Vihtavuori N550
<<locked>>
96%
52808
85%
**10
99%
Vihtavuori N555
<<locked>>
97%
36666
59%
**54
96%
Winchester 6.5 StaBALL
<<locked>>
96%
50734
82%
**08
100%
Winchester 748
<<locked>>
83%
54665
88%
**90
100%
Winchester 760
<<locked>>
96%
55390
89%
**56
97%
[Winchester StaBALL HD]*
<<locked>>
96%
29921
48%
**23
94%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
44904
72%
**13
99%
ADI AR 2208
<<locked>>
81%
37913
61%
**52
97%
Accurate 2015
<<locked>>
81%
50966
82%
**17
100%
Accurate 2200
<<locked>>
81%
47152
76%
**17
98%
Accurate 2495
<<locked>>
81%
46383
75%
**10
100%
Accurate 2520
<<locked>>
81%
46862
76%
**43
100%
[Accurate 2700]*
<<locked>>
81%
36709
59%
**64
91%
[Accurate 3100]*
<<locked>>
93%
29994
48%
**21
90%
Accurate 4064
<<locked>>
81%
39073
63%
**02
100%
[Accurate 4350]*
<<locked>>
81%
28181
46%
**95
92%
Alliant AR-Comp
<<locked>>
81%
47326
76%
**13
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
37695
61%
**79
98%
Alliant Reloder-15
<<locked>>
81%
40596
66%
**44
98%
[Alliant Reloder-16]*
<<locked>>
81%
29327
47%
**05
92%
Alliant Reloder-17
<<locked>>
81%
32663
53%
**39
96%
[Alliant Reloder-23]*
<<locked>>
87%
25251
41%
**03
91%
[Alliant Reloder-26]*
<<locked>>
90%
29994
48%
**97
90%
Baschieri & Pellagri 107
<<locked>>
81%
44019
71%
**07
98%
Hodgdon BL-C2
<<locked>>
81%
46601
75%
**66
100%
Hodgdon Benchmark
<<locked>>
81%
48878
79%
**10
100%
Hodgdon CFE223
<<locked>>
81%
38885
63%
**48
96%
Hodgdon H322
<<locked>>
81%
49748
80%
**59
100%
Hodgdon H380
<<locked>>
81%
38029
61%
**75
95%
[Hodgdon H414]*
<<locked>>
81%
33330
54%
**13
90%
[Hodgdon H4350]*
<<locked>>
88%
35215
57%
**97
90%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
26977
44%
**23
93%
[Hodgdon LVR]*
<<locked>>
81%
31662
51%
**64
92%
[Hodgdon Superperformance]*
<<locked>>
86%
36245
59%
**85
90%
Hodgdon VARGET
<<locked>>
81%
37913
61%
**52
97%
Hodgdon TrailBoss
<<locked>>
88%
29950
48%
**47
100%
IMR 3031
<<locked>>
81%
40901
66%
**51
100%
IMR 4064
<<locked>>
81%
37347
60%
**36
97%
[IMR 4166 Enduron]*
<<locked>>
81%
37565
61%
**97
92%
[IMR 4350]*
<<locked>>
86%
34969
56%
**93
90%
[IMR 4451 Enduron]*
<<locked>>
81%
35491
57%
**80
91%
[IMR 4831]*
<<locked>>
82%
26049
42%
**10
90%
IMR 4895
<<locked>>
81%
41481
67%
**71
98%
IMR 8208 XBR
<<locked>>
81%
47007
76%
**20
100%
Lovex D073.6
<<locked>>
81%
43830
71%
**90
100%
Lovex S060
<<locked>>
81%
45179
73%
**54
99%
Lovex S062
<<locked>>
81%
40089
65%
**95
99%
[Lovex S065]*
<<locked>>
81%
32793
53%
**25
92%
[Lovex S070]*
<<locked>>
83%
32619
53%
**38
90%
Norma 201
<<locked>>
81%
44077
71%
**64
99%
Norma 202
<<locked>>
81%
44222
71%
**71
100%
Norma 203B
<<locked>>
81%
39827
64%
**28
98%
[Norma 204]*
<<locked>>
90%
39494
64%
**21
90%
[Norma MRP]*
<<locked>>
95%
35172
57%
**12
90%
[Norma URP]*
<<locked>>
81%
29109
47%
**02
92%
Ramshot Big Game
<<locked>>
81%
39334
64%
**44
98%
[Ramshot Hunter]*
<<locked>>
84%
31894
51%
**70
90%
Ramshot TAC
<<locked>>
81%
46833
76%
**23
97%
Ramshot Wild Boar
<<locked>>
81%
46731
75%
**53
99%
Ramshot X-Terminator
<<locked>>
81%
50778
82%
**66
99%
ReloadSwiss RS 14
<<locked>>
85%
29037
47%
**57
100%
[ReloadSwiss RS 50]*
<<locked>>
81%
38783
63%
**66
94%
ReloadSwiss RS 52
<<locked>>
81%
38943
63%
**51
99%
ReloadSwiss RS 60
<<locked>>
81%
31807
51%
**26
96%
[ReloadSwiss RS 62]*
<<locked>>
81%
28471
46%
**08
91%
[ReloadSwiss RS 70]*
<<locked>>
83%
30356
49%
**48
90%
Rottweil R 901
<<locked>>
81%
47935
77%
**03
100%
Rottweil R 902
<<locked>>
81%
41771
67%
**15
99%
Rottweil R 903
<<locked>>
81%
35027
57%
**26
97%
[Rottweil R 907]*
<<locked>>
82%
34998
57%
**70
90%
SNPE Vectan SP 11
<<locked>>
81%
36303
59%
**75
97%
SNPE Vectan SP 7
<<locked>>
81%
44962
73%
**90
97%
SNPE Vectan SP 9
<<locked>>
81%
43743
71%
**84
99%
SNPE Vectan Tubal 3000
<<locked>>
81%
45150
73%
**15
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
37579
61%
**84
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
82%
32793
53%
**95
90%
[Shooters World Long Rifle]*
<<locked>>
81%
32793
53%
**25
92%
Shooters World Match Rifle
<<locked>>
81%
43830
71%
**90
100%
Shooters World Precision
<<locked>>
81%
40089
65%
**95
99%
Somchem S321
<<locked>>
81%
50995
82%
**02
100%
Somchem S335
<<locked>>
81%
45107
73%
**21
100%
Somchem S341
<<locked>>
81%
44918
73%
**97
99%
Somchem S355
<<locked>>
81%
35955
58%
**30
97%
[Somchem S365]*
<<locked>>
81%
25991
42%
**46
94%
[Somchem S385]*
<<locked>>
92%
34882
56%
**30
90%
Vihtavuori N130
<<locked>>
81%
50082
81%
**67
100%
Vihtavuori N133
<<locked>>
81%
43033
69%
**72
100%
Vihtavuori N135
<<locked>>
81%
35056
57%
**84
100%
Vihtavuori N140
<<locked>>
81%
41075
66%
**92
100%
Vihtavuori N150
<<locked>>
81%
30618
49%
**82
97%
[Vihtavuori N160]*
<<locked>>
81%
31473
51%
**38
93%
Vihtavuori N530
<<locked>>
81%
49487
80%
**76
100%
Vihtavuori N540
<<locked>>
81%
40828
66%
**18
100%
[Vihtavuori N550]*
<<locked>>
81%
31865
51%
**74
93%
[Vihtavuori N555]*
<<locked>>
85%
25179
41%
**33
90%
Winchester 6.5 StaBALL
<<locked>>
81%
30385
49%
**88
95%
Winchester 748
<<locked>>
81%
50328
81%
**25
100%
[Winchester 760]*
<<locked>>
81%
33330
54%
**13
90%
[Winchester StaBALL HD]*
<<locked>>
92%
26324
43%
**92
91%

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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