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Load data for .243 Ackley Improved + .243 | 90gr | Barnes X S

Recommended Powder(s): Alliant Reloder-16, Hodgdon Hybrid 100V, Norma URP, ReloadSwiss RS 62, Somchem S365

.243 Ackley Improved + .243 | 90gr | Barnes X S

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.243 | 90gr | Barnes X S
Manufacturer SKU:
24315
Bullet Weight:
90gr | 5.8g
Bullet Diameter:
0.243" | 6.17mm
Bullet Length:
1.075" | 27.3mm
Caliber:
.243 Ackley Improved load data
Case Length (l3):
2.045" | 51.9mm
Cartridge Length (C.O.L.):
2.458" | 62.4mm
Seated Depth:
0.662" | 16.8mm
Shank Seated Depth:
0.662" | 16.8mm
Case Capacity:
57.0 Grains of Water | 3.70 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
55259 psi | 3810 bar
LID:
LID_B481_C1011
Last updated:
2025-01-01

Load data for 124 loads in caliber .243 Ackley Improved with .243 | 90gr | Barnes X S bullet and 62 powders such as Alliant Reloder-16, Hodgdon Hybrid 100V, Norma URP, ReloadSwiss RS 62, Somchem S365. 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".

  • Muzzle velocity vs. barrel length

    Every 1 inch additional barrel length increases muzzle velocity by approx. 35.3 fps

  • .

    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 2208
<<locked>>
83%
49037
89%
**72
99%
[ADI AR 2209]*
<<locked>>
95%
48892
88%
**38
94%
[ADI AR 2213]*
<<locked>>
97%
47007
85%
**12
92%
Accurate 2700
<<locked>>
84%
49023
89%
**07
96%
Accurate 3100
<<locked>>
97%
46528
84%
**59
97%
Accurate 4350
<<locked>>
89%
49124
89%
**45
99%
Alliant Reloder- TS 15.5
<<locked>>
83%
49617
90%
**02
100%
Alliant Reloder-16 👍
<<locked>>
91%
48762
88%
**87
99%
Alliant Reloder-17
<<locked>>
87%
49647
90%
**20
100%
Alliant Reloder-19
<<locked>>
95%
49211
89%
**48
95%
[Alliant Reloder-22]*
<<locked>>
97%
45716
83%
**22
94%
Alliant Reloder-23
<<locked>>
97%
44048
80%
**05
99%
Alliant Reloder-25
<<locked>>
97%
38841
70%
**84
95%
Alliant Reloder-26
<<locked>>
97%
48834
88%
**63
99%
Hodgdon H414
<<locked>>
85%
48994
89%
**48
97%
Hodgdon H4350
<<locked>>
92%
49211
89%
**92
96%
[Hodgdon H4831 SC]*
<<locked>>
97%
48979
89%
**05
92%
Hodgdon Hybrid 100V 👍
<<locked>>
93%
49603
90%
**28
100%
Hodgdon LVR
<<locked>>
88%
49284
89%
**48
98%
Hodgdon Superperformance
<<locked>>
88%
48979
89%
**74
96%
Hodgdon VARGET
<<locked>>
83%
49037
89%
**72
99%
Hodgdon TrailBoss
<<locked>>
97%
35085
63%
**26
100%
IMR 4064
<<locked>>
84%
49705
90%
**76
99%
IMR 4166 Enduron
<<locked>>
84%
48617
88%
**36
96%
IMR 4350
<<locked>>
90%
48617
88%
**72
96%
IMR 4451 Enduron
<<locked>>
86%
49327
89%
**72
96%
IMR 4831
<<locked>>
94%
49458
90%
**28
99%
[IMR 4955 Enduron]*
<<locked>>
96%
48544
88%
**66
92%
[IMR 7828 SSC]*
<<locked>>
97%
48617
88%
**64
92%
Lovex S065
<<locked>>
87%
49023
89%
**72
98%
Lovex S070
<<locked>>
89%
49516
90%
**89
97%
Lovex S071
<<locked>>
97%
39624
72%
**22
95%
Norma 204
<<locked>>
90%
49168
89%
**31
95%
Norma MRP
<<locked>>
97%
48617
88%
**20
96%
Norma URP 👍
<<locked>>
90%
49342
89%
**58
99%
Ramshot Hunter
<<locked>>
91%
49284
89%
**61
98%
[Ramshot Magnum]*
<<locked>>
97%
44643
81%
**63
94%
ReloadSwiss RS 14
<<locked>>
97%
35839
65%
**72
100%
ReloadSwiss RS 60
<<locked>>
87%
49023
89%
**27
100%
ReloadSwiss RS 62 👍
<<locked>>
90%
49008
89%
**64
99%
ReloadSwiss RS 70
<<locked>>
91%
49588
90%
**17
99%
Rottweil R 903
<<locked>>
84%
49197
89%
**89
100%
[Rottweil R 904]*
<<locked>>
93%
48762
88%
**82
93%
Rottweil R 905
<<locked>>
96%
49327
89%
**54
95%
Rottweil R 907
<<locked>>
87%
49472
90%
**69
96%
SNPE Vectan SP 11
<<locked>>
84%
49110
89%
**35
100%
SNPE Vectan Tubal 5000
<<locked>>
84%
49617
90%
**87
100%
SNPE Vectan Tubal 7000
<<locked>>
88%
49719
90%
**36
97%
Shooters World Long Rifle
<<locked>>
87%
49023
89%
**72
98%
Somchem S355
<<locked>>
84%
49139
89%
**86
100%
[Somchem S361]*
<<locked>>
93%
49153
89%
**46
92%
Somchem S365 👍
<<locked>>
93%
49719
90%
**91
100%
Somchem S385
<<locked>>
95%
49400
89%
**25
96%
Vihtavuori N135
<<locked>>
85%
48921
89%
**17
100%
Vihtavuori N150
<<locked>>
89%
49081
89%
**49
100%
Vihtavuori N160
<<locked>>
88%
49400
89%
**09
99%
[Vihtavuori N165]*
<<locked>>
97%
43685
79%
**90
94%
Vihtavuori N550
<<locked>>
87%
49008
89%
**45
99%
Vihtavuori N555
<<locked>>
96%
48240
87%
**74
99%
Winchester 6.5 StaBALL
<<locked>>
89%
49023
89%
**86
100%
Winchester 760
<<locked>>
85%
48994
89%
**48
97%
Winchester StaBALL HD
<<locked>>
97%
35752
65%
**18
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
46035
83%
**10
99%
[ADI AR 2209]*
<<locked>>
86%
38450
70%
**95
90%
[ADI AR 2213]*
<<locked>>
94%
43236
78%
**27
90%
Accurate 2700
<<locked>>
81%
45005
81%
**31
95%
[Accurate 3100]*
<<locked>>
82%
29486
53%
**46
90%
Accurate 4350
<<locked>>
81%
38072
69%
**05
96%
Alliant Reloder- TS 15.5
<<locked>>
81%
46557
84%
**46
100%
Alliant Reloder-16
<<locked>>
81%
36666
66%
**02
96%
Alliant Reloder-17
<<locked>>
81%
41191
75%
**46
99%
[Alliant Reloder-19]*
<<locked>>
86%
37362
68%
**82
90%
[Alliant Reloder-22]*
<<locked>>
90%
37376
68%
**22
90%
[Alliant Reloder-23]*
<<locked>>
81%
28050
51%
**56
94%
[Alliant Reloder-25]*
<<locked>>
89%
30690
56%
**38
90%
[Alliant Reloder-26]*
<<locked>>
81%
29501
53%
**48
91%
Hodgdon H414
<<locked>>
81%
42641
77%
**13
95%
[Hodgdon H4350]*
<<locked>>
81%
35766
65%
**84
91%
[Hodgdon H4831 SC]*
<<locked>>
93%
44222
80%
**07
90%
Hodgdon Hybrid 100V
<<locked>>
81%
34780
63%
**10
97%
Hodgdon LVR
<<locked>>
81%
39929
72%
**48
96%
[Hodgdon Superperformance]*
<<locked>>
81%
38508
70%
**31
92%
Hodgdon VARGET
<<locked>>
81%
46035
83%
**10
99%
Hodgdon TrailBoss
<<locked>>
81%
27833
50%
**59
100%
IMR 4064
<<locked>>
81%
45527
82%
**97
99%
IMR 4166 Enduron
<<locked>>
81%
44744
81%
**48
95%
[IMR 4350]*
<<locked>>
81%
37478
68%
**33
92%
IMR 4451 Enduron
<<locked>>
81%
43018
78%
**44
95%
IMR 4831
<<locked>>
81%
33388
60%
**67
95%
[IMR 4955 Enduron]*
<<locked>>
92%
43062
78%
**44
90%
[IMR 7828 SSC]*
<<locked>>
93%
42757
77%
**33
90%
Lovex S065
<<locked>>
81%
41089
74%
**95
96%
[Lovex S070]*
<<locked>>
81%
39508
72%
**85
94%
[Lovex S071]*
<<locked>>
86%
29124
53%
**39
90%
[Norma 204]*
<<locked>>
82%
37594
68%
**69
90%
[Norma MRP]*
<<locked>>
85%
33765
61%
**46
90%
Norma URP
<<locked>>
81%
37666
68%
**02
96%
[Ramshot Hunter]*
<<locked>>
81%
36332
66%
**66
93%
[Ramshot Magnum]*
<<locked>>
91%
37057
67%
**79
90%
ReloadSwiss RS 14
<<locked>>
81%
28514
52%
**04
100%
ReloadSwiss RS 60
<<locked>>
81%
39958
72%
**30
99%
ReloadSwiss RS 62
<<locked>>
81%
37376
68%
**18
96%
[ReloadSwiss RS 70]*
<<locked>>
81%
36535
66%
**02
94%
Rottweil R 903
<<locked>>
81%
45179
82%
**13
99%
[Rottweil R 904]*
<<locked>>
87%
40770
74%
**08
90%
[Rottweil R 905]*
<<locked>>
86%
36970
67%
**72
90%
[Rottweil R 907]*
<<locked>>
81%
42322
77%
**25
94%
SNPE Vectan SP 11
<<locked>>
81%
45092
82%
**53
99%
SNPE Vectan Tubal 5000
<<locked>>
81%
45803
83%
**15
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
40451
73%
**36
94%
Shooters World Long Rifle
<<locked>>
81%
41089
74%
**95
96%
Somchem S355
<<locked>>
81%
45266
82%
**10
99%
[Somchem S361]*
<<locked>>
89%
43743
79%
**31
90%
Somchem S365
<<locked>>
81%
34171
62%
**53
98%
[Somchem S385]*
<<locked>>
82%
33605
61%
**54
90%
Vihtavuori N135
<<locked>>
81%
44077
80%
**31
100%
Vihtavuori N150
<<locked>>
81%
39001
71%
**56
99%
Vihtavuori N160
<<locked>>
81%
40205
73%
**15
97%
[Vihtavuori N165]*
<<locked>>
89%
34969
63%
**80
90%
Vihtavuori N550
<<locked>>
81%
40857
74%
**67
97%
[Vihtavuori N555]*
<<locked>>
81%
30589
55%
**54
94%
Winchester 6.5 StaBALL
<<locked>>
81%
38000
69%
**62
98%
Winchester 760
<<locked>>
81%
42641
77%
**13
95%
[Winchester StaBALL HD]*
<<locked>>
81%
25135
45%
**93
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.

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