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Load data for .243 Ackley Improved + .243 | 89gr | Merlin Virtus

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

.243 Ackley Improved + .243 | 89gr | Merlin Virtus

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.243 | 89gr | Merlin Virtus
Manufacturer SKU:
Merlin-0.243-89
Bullet Weight:
89gr | 5.8g
Bullet Diameter:
0.243" | 6.17mm
Bullet Length:
1.130" | 28.7mm
Caliber:
.243 Ackley Improved load data
Case Length (l3):
2.045" | 51.9mm
Cartridge Length (C.O.L.):
2.669" | 67.8mm
Seated Depth:
0.506" | 12.8mm
Shank Seated Depth:
0.352" | 8.9mm
Case Capacity:
57.0 Grains of Water | 3.70 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
55259 psi | 3810 bar
LID:
LID_B10746_C1011
Last updated:
2025-01-01
Recommended Twist Rate:
1:9 - 1:7

Load data for 134 loads in caliber .243 Ackley Improved with .243 | 89gr | Merlin Virtus bullet and 67 powders such as Alliant Reloder-16, Hodgdon Hybrid 100V, Hodgdon LVR, Norma URP, 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".

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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 2208
<<locked>>
86%
49690
90%
**41
99%
ADI AR 2209
<<locked>>
97%
48921
89%
**97
95%
Accurate 2700
<<locked>>
87%
49487
90%
**76
96%
Accurate 3100
<<locked>>
96%
41162
74%
**04
96%
Accurate 4064
<<locked>>
84%
49182
89%
**25
100%
Accurate 4350
<<locked>>
92%
48791
88%
**97
99%
Alliant Reloder- TS 15.5
<<locked>>
86%
49501
90%
**54
100%
Alliant Reloder-16 👍
<<locked>>
93%
49023
89%
**43
99%
Alliant Reloder-17
<<locked>>
89%
48704
88%
**56
100%
Alliant Reloder-19
<<locked>>
96%
47587
86%
**68
95%
[Alliant Reloder-22]*
<<locked>>
96%
41539
75%
**79
92%
Alliant Reloder-23
<<locked>>
97%
39813
72%
**63
99%
[Alliant Reloder-25]*
<<locked>>
97%
34766
63%
**18
93%
Alliant Reloder-26
<<locked>>
97%
44367
80%
**17
98%
Hodgdon CFE223
<<locked>>
83%
48921
89%
**87
99%
Hodgdon H380
<<locked>>
85%
49472
90%
**64
99%
Hodgdon H414
<<locked>>
88%
49342
89%
**04
97%
Hodgdon H4350
<<locked>>
94%
49197
89%
**41
96%
Hodgdon Hybrid 100V 👍
<<locked>>
95%
48762
88%
**64
100%
Hodgdon LVR 👍
<<locked>>
90%
49153
89%
**00
99%
Hodgdon Superperformance
<<locked>>
90%
48834
88%
**30
96%
Hodgdon VARGET
<<locked>>
86%
49211
89%
**35
99%
Hodgdon TrailBoss
<<locked>>
97%
34229
62%
**49
100%
IMR 4064
<<locked>>
86%
48965
89%
**25
99%
IMR 4166 Enduron
<<locked>>
86%
49110
89%
**95
97%
IMR 4350
<<locked>>
93%
49647
90%
**54
96%
IMR 4451 Enduron
<<locked>>
88%
49719
90%
**41
97%
IMR 4831
<<locked>>
97%
48588
88%
**74
99%
Lovex S062
<<locked>>
84%
49066
89%
**18
100%
Lovex S065
<<locked>>
90%
49472
90%
**35
98%
Lovex S070
<<locked>>
92%
49472
90%
**48
97%
[Lovex S071]*
<<locked>>
97%
34403
62%
**49
93%
Norma 203B
<<locked>>
83%
49008
89%
**64
100%
Norma 204
<<locked>>
93%
49429
89%
**81
95%
Norma MRP
<<locked>>
97%
43947
80%
**68
95%
Norma URP 👍
<<locked>>
92%
48892
88%
**97
99%
Ramshot Big Game
<<locked>>
84%
49603
90%
**87
100%
Ramshot Hunter
<<locked>>
93%
49284
89%
**14
98%
[Ramshot Magnum]*
<<locked>>
97%
40538
73%
**20
93%
ReloadSwiss RS 14
<<locked>>
96%
34272
62%
**85
100%
ReloadSwiss RS 50
<<locked>>
85%
49342
89%
**35
97%
ReloadSwiss RS 52
<<locked>>
84%
49081
89%
**81
100%
ReloadSwiss RS 60
<<locked>>
90%
49356
89%
**89
100%
ReloadSwiss RS 62
<<locked>>
92%
49110
89%
**17
99%
ReloadSwiss RS 70
<<locked>>
93%
49545
90%
**63
99%
Rottweil R 903
<<locked>>
87%
49081
89%
**48
100%
[Rottweil R 904]*
<<locked>>
96%
49734
90%
**48
94%
Rottweil R 905
<<locked>>
97%
47065
85%
**58
95%
Rottweil R 907
<<locked>>
89%
49298
89%
**31
96%
SNPE Vectan SP 11
<<locked>>
86%
49545
90%
**87
100%
SNPE Vectan Tubal 5000
<<locked>>
86%
49197
89%
**30
100%
SNPE Vectan Tubal 7000
<<locked>>
90%
48979
89%
**69
97%
Shooters World Long Rifle
<<locked>>
90%
49472
90%
**35
98%
Shooters World Precision
<<locked>>
84%
49066
89%
**18
100%
Somchem S355
<<locked>>
87%
49487
90%
**54
100%
[Somchem S361]*
<<locked>>
95%
48602
88%
**95
92%
Somchem S365 👍
<<locked>>
95%
49153
89%
**30
100%
Somchem S385
<<locked>>
96%
46876
85%
**25
96%
Vihtavuori N135
<<locked>>
88%
49371
89%
**86
100%
Vihtavuori N150
<<locked>>
92%
49240
89%
**05
100%
Vihtavuori N160
<<locked>>
90%
49559
90%
**61
99%
[Vihtavuori N165]*
<<locked>>
97%
39595
72%
**54
93%
Vihtavuori N550
<<locked>>
89%
48718
88%
**91
99%
Vihtavuori N555
<<locked>>
96%
43250
78%
**25
99%
Winchester 6.5 StaBALL
<<locked>>
91%
49110
89%
**35
100%
Winchester 760
<<locked>>
88%
49342
89%
**04
97%
Winchester StaBALL HD
<<locked>>
97%
32010
58%
**56
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
42699
77%
**00
98%
[ADI AR 2209]*
<<locked>>
89%
37492
68%
**31
90%
[Accurate 2700]*
<<locked>>
81%
40930
74%
**02
93%
[Accurate 3100]*
<<locked>>
87%
29660
54%
**15
90%
Accurate 4064
<<locked>>
81%
44179
80%
**36
100%
[Accurate 4350]*
<<locked>>
81%
32663
59%
**26
94%
Alliant Reloder- TS 15.5
<<locked>>
81%
42554
77%
**20
99%
Alliant Reloder-16
<<locked>>
81%
32953
60%
**56
95%
Alliant Reloder-17
<<locked>>
81%
37289
67%
**00
98%
[Alliant Reloder-19]*
<<locked>>
89%
36854
67%
**18
90%
[Alliant Reloder-22]*
<<locked>>
93%
36390
66%
**54
90%
[Alliant Reloder-23]*
<<locked>>
82%
24120
44%
**74
91%
[Alliant Reloder-25]*
<<locked>>
93%
30589
55%
**94
90%
[Alliant Reloder-26]*
<<locked>>
85%
28442
51%
**71
90%
Hodgdon CFE223
<<locked>>
81%
44817
81%
**05
98%
Hodgdon H380
<<locked>>
81%
43381
78%
**40
98%
[Hodgdon H414]*
<<locked>>
81%
38769
70%
**84
94%
[Hodgdon H4350]*
<<locked>>
82%
33446
61%
**77
90%
Hodgdon Hybrid 100V
<<locked>>
81%
30168
55%
**41
96%
Hodgdon LVR
<<locked>>
81%
35853
65%
**02
95%
[Hodgdon Superperformance]*
<<locked>>
81%
34519
62%
**85
91%
Hodgdon VARGET
<<locked>>
81%
42279
77%
**90
98%
Hodgdon TrailBoss
<<locked>>
81%
27151
49%
**85
100%
IMR 4064
<<locked>>
81%
42047
76%
**77
98%
IMR 4166 Enduron
<<locked>>
81%
41539
75%
**41
95%
[IMR 4350]*
<<locked>>
81%
33678
61%
**80
90%
[IMR 4451 Enduron]*
<<locked>>
81%
39378
71%
**18
94%
[IMR 4831]*
<<locked>>
81%
28819
52%
**95
92%
Lovex S062
<<locked>>
81%
45078
82%
**43
100%
[Lovex S065]*
<<locked>>
81%
36695
66%
**53
94%
[Lovex S070]*
<<locked>>
81%
34940
63%
**26
92%
[Lovex S071]*
<<locked>>
92%
29167
53%
**05
90%
Norma 203B
<<locked>>
81%
44991
81%
**79
99%
[Norma 204]*
<<locked>>
84%
37115
67%
**12
90%
[Norma MRP]*
<<locked>>
89%
33779
61%
**12
90%
Norma URP
<<locked>>
81%
33301
60%
**40
95%
Ramshot Big Game
<<locked>>
81%
45469
82%
**09
99%
[Ramshot Hunter]*
<<locked>>
81%
32619
59%
**20
92%
[Ramshot Magnum]*
<<locked>>
94%
36042
65%
**02
90%
ReloadSwiss RS 14
<<locked>>
81%
27267
49%
**21
100%
ReloadSwiss RS 50
<<locked>>
81%
43540
79%
**13
96%
ReloadSwiss RS 52
<<locked>>
81%
44831
81%
**05
100%
ReloadSwiss RS 60
<<locked>>
81%
36274
66%
**84
99%
[ReloadSwiss RS 62]*
<<locked>>
81%
32634
59%
**40
94%
[ReloadSwiss RS 70]*
<<locked>>
81%
32677
59%
**56
93%
Rottweil R 903
<<locked>>
81%
40176
73%
**77
99%
[Rottweil R 904]*
<<locked>>
90%
39914
72%
**48
90%
[Rottweil R 905]*
<<locked>>
89%
35810
65%
**02
90%
[Rottweil R 907]*
<<locked>>
81%
38000
69%
**76
92%
SNPE Vectan SP 11
<<locked>>
81%
41495
75%
**33
99%
SNPE Vectan Tubal 5000
<<locked>>
81%
42279
77%
**12
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
36071
65%
**00
93%
[Shooters World Long Rifle]*
<<locked>>
81%
36695
66%
**53
94%
Shooters World Precision
<<locked>>
81%
45078
82%
**43
100%
Somchem S355
<<locked>>
81%
40712
74%
**77
99%
[Somchem S361]*
<<locked>>
91%
42801
77%
**77
90%
Somchem S365
<<locked>>
81%
29631
54%
**80
97%
[Somchem S385]*
<<locked>>
87%
33794
61%
**20
90%
Vihtavuori N135
<<locked>>
81%
39349
71%
**02
100%
Vihtavuori N150
<<locked>>
81%
34519
62%
**00
98%
Vihtavuori N160
<<locked>>
81%
36361
66%
**89
96%
[Vihtavuori N165]*
<<locked>>
93%
34693
63%
**26
90%
Vihtavuori N550
<<locked>>
81%
36738
66%
**31
96%
[Vihtavuori N555]*
<<locked>>
81%
25512
46%
**39
91%
Winchester 6.5 StaBALL
<<locked>>
81%
34287
62%
**17
97%
[Winchester 760]*
<<locked>>
81%
38769
70%
**84
94%
[Winchester StaBALL HD]*
<<locked>>
86%
24671
45%
**43
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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