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Load data for .243 Ackley Improved + .243 | 100gr | Sellier & Bellot SP

Recommended Powder(s): Accurate 4350, Alliant Reloder-16, Ramshot Hunter, ReloadSwiss RS 70, Vihtavuori N555

.243 Ackley Improved + .243 | 100gr | Sellier & Bellot SP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.243 | 100gr | Sellier & Bellot SP
Manufacturer SKU:
2921
Bullet Weight:
100gr | 6.5g
Bullet Diameter:
0.243" | 6.17mm
Bullet Length:
1.043" | 26.5mm
Caliber:
.243 Ackley Improved load data
Case Length (l3):
2.045" | 51.9mm
Cartridge Length (C.O.L.):
2.458" | 62.4mm
Seated Depth:
0.630" | 16.0mm
Shank Seated Depth:
0.630" | 16.0mm
Case Capacity:
57.0 Grains of Water | 3.70 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
55259 psi | 3810 bar
LID:
LID_B7208_C1011
Last updated:
2025-01-01

Load data for 130 loads in caliber .243 Ackley Improved with .243 | 100gr | Sellier & Bellot SP bullet and 65 powders such as Accurate 4350, Alliant Reloder-16, Ramshot Hunter, ReloadSwiss RS 70, Vihtavuori N555. 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>>
83%
49052
89%
**64
100%
ADI AR 2209
<<locked>>
95%
49110
89%
**46
96%
[ADI AR 2213]*
<<locked>>
96%
46702
85%
**17
94%
Accurate 2700
<<locked>>
84%
49458
89%
**18
97%
Accurate 3100
<<locked>>
96%
45498
82%
**48
98%
Accurate 4350 👍
<<locked>>
90%
49632
90%
**43
100%
Alliant Reloder- TS 15.5
<<locked>>
83%
49385
89%
**81
100%
Alliant Reloder-16 👍
<<locked>>
91%
49124
89%
**72
100%
Alliant Reloder-17
<<locked>>
86%
48747
88%
**82
100%
Alliant Reloder-19
<<locked>>
95%
49327
89%
**49
96%
Alliant Reloder-22
<<locked>>
96%
45397
82%
**13
95%
Alliant Reloder-23
<<locked>>
97%
43671
79%
**84
100%
Alliant Reloder-25
<<locked>>
97%
37840
68%
**76
97%
Alliant Reloder-26
<<locked>>
97%
49023
89%
**54
100%
Hodgdon H414
<<locked>>
85%
49342
89%
**46
98%
Hodgdon H4350
<<locked>>
92%
49342
89%
**90
97%
[Hodgdon H4831]*
<<locked>>
97%
43700
79%
**05
92%
[Hodgdon H4831 SC]*
<<locked>>
96%
48994
89%
**10
94%
Hodgdon Hybrid 100V
<<locked>>
93%
49168
89%
**04
100%
Hodgdon LVR
<<locked>>
88%
49298
89%
**36
99%
Hodgdon Superperformance
<<locked>>
88%
49197
89%
**76
98%
Hodgdon VARGET
<<locked>>
84%
49530
90%
**74
100%
Hodgdon TrailBoss
<<locked>>
95%
33881
61%
**18
100%
IMR 4064
<<locked>>
84%
49501
90%
**64
100%
IMR 4166 Enduron
<<locked>>
85%
49414
89%
**41
98%
IMR 4350
<<locked>>
90%
48718
88%
**74
97%
IMR 4451 Enduron
<<locked>>
86%
49226
89%
**67
98%
IMR 4831
<<locked>>
94%
49008
89%
**17
100%
[IMR 4955 Enduron]*
<<locked>>
96%
48617
88%
**71
94%
[IMR 7828 SSC]*
<<locked>>
97%
48573
88%
**63
94%
Lovex S065
<<locked>>
88%
49705
90%
**74
99%
Lovex S070
<<locked>>
89%
48733
88%
**81
98%
Lovex S071
<<locked>>
97%
38290
69%
**00
96%
Norma 204
<<locked>>
90%
49269
89%
**20
96%
Norma MRP
<<locked>>
97%
48283
87%
**09
98%
Norma URP
<<locked>>
90%
49342
89%
**43
100%
Ramshot Hunter 👍
<<locked>>
91%
49385
89%
**53
99%
Ramshot Magnum
<<locked>>
97%
44338
80%
**67
96%
ReloadSwiss RS 14
<<locked>>
96%
35099
64%
**73
100%
ReloadSwiss RS 60
<<locked>>
87%
49226
89%
**15
100%
ReloadSwiss RS 62
<<locked>>
89%
49066
89%
**59
99%
ReloadSwiss RS 70 👍
<<locked>>
91%
49661
90%
**12
99%
[ReloadSwiss RS 76]*
<<locked>>
97%
36390
66%
**56
93%
Rottweil R 903
<<locked>>
85%
49240
89%
**87
100%
Rottweil R 904
<<locked>>
93%
48979
89%
**90
95%
Rottweil R 905
<<locked>>
96%
49414
89%
**49
96%
Rottweil R 907
<<locked>>
87%
49095
89%
**61
97%
SNPE Vectan SP 11
<<locked>>
84%
49124
89%
**10
100%
SNPE Vectan Tubal 5000
<<locked>>
84%
49458
90%
**69
100%
SNPE Vectan Tubal 7000
<<locked>>
88%
49052
89%
**22
98%
Shooters World Long Rifle
<<locked>>
88%
49705
90%
**74
99%
Somchem S355
<<locked>>
84%
49298
89%
**81
100%
[Somchem S361]*
<<locked>>
92%
48907
89%
**48
94%
Somchem S365
<<locked>>
93%
49168
89%
**66
100%
Somchem S385
<<locked>>
95%
49052
89%
**13
97%
Vihtavuori N135
<<locked>>
86%
49385
89%
**08
100%
Vihtavuori N150
<<locked>>
90%
49574
90%
**44
100%
Vihtavuori N160
<<locked>>
88%
49516
90%
**00
100%
Vihtavuori N165
<<locked>>
97%
43265
78%
**82
95%
Vihtavuori N550
<<locked>>
87%
48733
88%
**27
99%
Vihtavuori N555 👍
<<locked>>
97%
48269
87%
**56
100%
[Vihtavuori N560]*
<<locked>>
97%
46267
84%
**49
93%
Winchester 6.5 StaBALL
<<locked>>
89%
49211
89%
**81
100%
Winchester 760
<<locked>>
85%
49342
89%
**46
98%
Winchester StaBALL HD
<<locked>>
97%
36622
66%
**10
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
45934
83%
**02
99%
[ADI AR 2209]*
<<locked>>
84%
34606
63%
**15
90%
[ADI AR 2213]*
<<locked>>
90%
38276
69%
**23
90%
Accurate 2700
<<locked>>
81%
44425
80%
**23
96%
[Accurate 3100]*
<<locked>>
81%
26701
48%
**88
90%
Accurate 4350
<<locked>>
81%
36622
66%
**80
97%
Alliant Reloder- TS 15.5
<<locked>>
81%
46122
83%
**25
100%
Alliant Reloder-16
<<locked>>
81%
36027
65%
**90
97%
Alliant Reloder-17
<<locked>>
81%
40712
74%
**25
100%
[Alliant Reloder-19]*
<<locked>>
83%
33417
60%
**85
90%
[Alliant Reloder-22]*
<<locked>>
87%
33301
60%
**21
90%
[Alliant Reloder-23]*
<<locked>>
81%
26208
47%
**28
94%
[Alliant Reloder-25]*
<<locked>>
86%
27557
50%
**61
90%
[Alliant Reloder-26]*
<<locked>>
81%
27775
50%
**13
92%
Hodgdon H414
<<locked>>
81%
42148
76%
**08
96%
[Hodgdon H4350]*
<<locked>>
81%
34940
63%
**79
93%
[Hodgdon H4831]*
<<locked>>
93%
39233
71%
**00
90%
[Hodgdon H4831 SC]*
<<locked>>
90%
39233
71%
**00
90%
Hodgdon Hybrid 100V
<<locked>>
81%
33315
60%
**79
98%
Hodgdon LVR
<<locked>>
81%
39523
72%
**33
97%
[Hodgdon Superperformance]*
<<locked>>
81%
37710
68%
**26
94%
Hodgdon VARGET
<<locked>>
81%
45455
82%
**92
99%
Hodgdon TrailBoss
<<locked>>
81%
27557
50%
**77
100%
IMR 4064
<<locked>>
81%
45150
82%
**82
99%
IMR 4166 Enduron
<<locked>>
81%
44483
80%
**46
97%
[IMR 4350]*
<<locked>>
81%
36767
67%
**21
93%
IMR 4451 Enduron
<<locked>>
81%
42453
77%
**33
96%
IMR 4831
<<locked>>
81%
32053
58%
**49
96%
[IMR 4955 Enduron]*
<<locked>>
89%
38363
69%
**54
90%
[IMR 7828 SSC]*
<<locked>>
90%
38029
69%
**33
90%
Lovex S065
<<locked>>
81%
40089
73%
**84
97%
Lovex S070
<<locked>>
81%
38406
69%
**61
95%
[Lovex S071]*
<<locked>>
85%
26382
48%
**82
90%
[Norma 204]*
<<locked>>
81%
36085
65%
**44
91%
[Norma MRP]*
<<locked>>
83%
30414
55%
**69
90%
Norma URP
<<locked>>
81%
36825
67%
**87
97%
Ramshot Hunter
<<locked>>
81%
35621
64%
**57
95%
[Ramshot Magnum]*
<<locked>>
89%
32808
59%
**92
90%
ReloadSwiss RS 14
<<locked>>
81%
27804
50%
**13
100%
ReloadSwiss RS 60
<<locked>>
81%
39421
71%
**12
100%
ReloadSwiss RS 62
<<locked>>
81%
36550
66%
**00
97%
ReloadSwiss RS 70
<<locked>>
81%
35679
65%
**97
96%
[ReloadSwiss RS 76]*
<<locked>>
93%
32706
59%
**44
90%
Rottweil R 903
<<locked>>
81%
44048
80%
**89
100%
[Rottweil R 904]*
<<locked>>
85%
36695
66%
**21
90%
[Rottweil R 905]*
<<locked>>
84%
32837
59%
**82
90%
Rottweil R 907
<<locked>>
81%
41234
75%
**03
95%
SNPE Vectan SP 11
<<locked>>
81%
44860
81%
**35
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
45295
82%
**94
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
39465
71%
**28
95%
Shooters World Long Rifle
<<locked>>
81%
40089
73%
**84
97%
Somchem S355
<<locked>>
81%
44309
80%
**89
100%
[Somchem S361]*
<<locked>>
86%
38783
70%
**38
90%
Somchem S365
<<locked>>
81%
32953
60%
**31
99%
[Somchem S385]*
<<locked>>
81%
30705
56%
**97
90%
Vihtavuori N135
<<locked>>
81%
43192
78%
**00
100%
Vihtavuori N150
<<locked>>
81%
38043
69%
**28
100%
Vihtavuori N160
<<locked>>
81%
39552
72%
**07
98%
[Vihtavuori N165]*
<<locked>>
87%
31705
57%
**13
90%
Vihtavuori N550
<<locked>>
81%
39914
72%
**49
98%
Vihtavuori N555
<<locked>>
81%
28485
52%
**07
95%
[Vihtavuori N560]*
<<locked>>
91%
38754
70%
**72
90%
Winchester 6.5 StaBALL
<<locked>>
81%
37217
67%
**44
99%
Winchester 760
<<locked>>
81%
42148
76%
**08
96%
[Winchester StaBALL HD]*
<<locked>>
81%
23192
42%
**65
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.

<<locked>>... you need to buy an access license to unlock the data

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