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Load data for .243 Win. + .243 | 90gr | Swift Scirocco

Recommended Powder(s): Accurate 4350, Alliant Reloder-16, Norma URP, ReloadSwiss RS 62, Somchem S365

.243 Win. + .243 | 90gr | Swift Scirocco

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.243 | 90gr | Swift Scirocco
Bullet Weight:
90gr | 5.8g
Bullet Diameter:
0.243" | 6.17mm
Bullet Length:
1.132" | 28.8mm
Caliber:
.243 Win. load data
Case Length (l3):
2.044" | 51.9mm
Cartridge Length (C.O.L.):
2.669" | 67.8mm
Seated Depth:
0.507" | 12.9mm
Shank Seated Depth:
0.422" | 10.7mm
Case Capacity:
54.0 Grains of Water | 3.51 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
60191 psi | 4150 bar
LID:
LID_B10827_C183
Last updated:
2025-02-02
Recommended Twist Rate:
1:9 - 1:7

Load data for 160 loads in caliber .243 Win. with .243 | 90gr | Swift Scirocco bullet and 80 powders such as Accurate 4350, Alliant Reloder-16, 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. 33.6 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>>
88%
53403
89%
**63
100%
ADI AR 2209
<<locked>>
97%
50212
83%
**76
95%
Accurate 2700
<<locked>>
88%
53708
89%
**07
97%
Accurate 3100
<<locked>>
97%
43018
71%
**15
97%
Accurate 4064
<<locked>>
86%
53301
89%
**49
100%
Accurate 4350 👍
<<locked>>
94%
53708
89%
**31
100%
Alliant Reloder- TS 15.5
<<locked>>
87%
53650
89%
**86
100%
Alliant Reloder-15
<<locked>>
85%
53156
88%
**99
100%
Alliant Reloder-16 👍
<<locked>>
95%
53011
88%
**68
100%
Alliant Reloder-17
<<locked>>
91%
53925
90%
**94
100%
Alliant Reloder-19
<<locked>>
97%
48979
81%
**53
95%
[Alliant Reloder-22]*
<<locked>>
97%
43163
72%
**84
94%
Alliant Reloder-23
<<locked>>
96%
40350
67%
**38
99%
Alliant Reloder-25
<<locked>>
97%
36158
60%
**33
95%
Alliant Reloder-26
<<locked>>
97%
45252
75%
**99
99%
Hodgdon CFE223
<<locked>>
86%
53635
89%
**25
100%
Hodgdon H380
<<locked>>
87%
53417
89%
**89
99%
Hodgdon H414
<<locked>>
90%
53301
89%
**35
98%
Hodgdon H4350
<<locked>>
96%
53374
89%
**69
97%
[Hodgdon H4831 SC]*
<<locked>>
97%
46717
78%
**71
92%
Hodgdon Hybrid 100V
<<locked>>
97%
52707
88%
**89
100%
Hodgdon LVR
<<locked>>
92%
53156
88%
**25
99%
Hodgdon Superperformance
<<locked>>
92%
53592
89%
**64
98%
Hodgdon VARGET
<<locked>>
88%
53911
90%
**69
100%
Hodgdon TrailBoss
<<locked>>
96%
33939
56%
**73
100%
IMR 3031
<<locked>>
85%
53432
89%
**69
100%
IMR 4064
<<locked>>
89%
53664
89%
**59
100%
IMR 4166 Enduron
<<locked>>
89%
54056
90%
**49
98%
IMR 4350
<<locked>>
95%
53867
89%
**86
97%
IMR 4451 Enduron
<<locked>>
90%
53969
90%
**76
98%
IMR 4831
<<locked>>
96%
49023
81%
**43
99%
IMR 4895
<<locked>>
84%
53287
89%
**05
100%
[IMR 4955 Enduron]*
<<locked>>
97%
46224
77%
**31
92%
[IMR 7828 SSC]*
<<locked>>
97%
45266
75%
**00
92%
Lovex S060
<<locked>>
83%
53940
90%
**30
100%
Lovex S062
<<locked>>
86%
53461
89%
**53
100%
Lovex S065
<<locked>>
92%
53534
89%
**63
99%
Lovex S070
<<locked>>
94%
53693
89%
**82
98%
[Lovex S071]*
<<locked>>
96%
35389
59%
**54
94%
Norma 201
<<locked>>
83%
53345
89%
**53
100%
Norma 203B
<<locked>>
86%
53606
89%
**05
100%
Norma 204
<<locked>>
94%
53577
89%
**09
96%
Norma MRP
<<locked>>
96%
44744
74%
**53
96%
Norma URP 👍
<<locked>>
94%
53388
89%
**28
100%
Ramshot Big Game
<<locked>>
85%
53142
88%
**02
100%
Ramshot Hunter
<<locked>>
95%
53447
89%
**38
99%
[Ramshot Magnum]*
<<locked>>
97%
41872
70%
**18
94%
ReloadSwiss RS 14
<<locked>>
97%
35056
58%
**26
100%
ReloadSwiss RS 50
<<locked>>
86%
53229
88%
**59
98%
ReloadSwiss RS 52
<<locked>>
86%
53650
89%
**22
100%
ReloadSwiss RS 60
<<locked>>
92%
53403
89%
**07
100%
ReloadSwiss RS 62 👍
<<locked>>
94%
53026
88%
**41
99%
ReloadSwiss RS 70
<<locked>>
95%
54128
90%
**00
100%
Rottweil R 902
<<locked>>
85%
53345
89%
**40
100%
Rottweil R 903
<<locked>>
89%
53098
88%
**76
100%
[Rottweil R 904]*
<<locked>>
96%
50923
85%
**33
94%
Rottweil R 905
<<locked>>
96%
47239
78%
**30
95%
Rottweil R 907
<<locked>>
91%
53258
88%
**56
97%
SNPE Vectan SP 11
<<locked>>
88%
54012
90%
**25
100%
SNPE Vectan Tubal 5000
<<locked>>
88%
54143
90%
**71
100%
SNPE Vectan Tubal 7000
<<locked>>
92%
53490
89%
**10
98%
Shooters World Long Rifle
<<locked>>
92%
53534
89%
**63
99%
Shooters World Precision
<<locked>>
86%
53461
89%
**53
100%
Somchem S335
<<locked>>
83%
54114
90%
**84
100%
Somchem S355
<<locked>>
89%
53127
88%
**69
100%
[Somchem S361]*
<<locked>>
97%
53490
89%
**30
94%
Somchem S365 👍
<<locked>>
97%
52997
88%
**48
100%
Somchem S385
<<locked>>
97%
48675
81%
**20
96%
Vihtavuori N133
<<locked>>
85%
54085
90%
**67
100%
Vihtavuori N135
<<locked>>
90%
53621
89%
**07
100%
Vihtavuori N140
<<locked>>
85%
53026
88%
**07
100%
Vihtavuori N150
<<locked>>
94%
53722
89%
**43
100%
Vihtavuori N160
<<locked>>
92%
53403
89%
**86
100%
[Vihtavuori N165]*
<<locked>>
96%
40030
67%
**30
93%
Vihtavuori N540
<<locked>>
85%
53766
89%
**43
100%
Vihtavuori N550
<<locked>>
91%
53258
88%
**22
99%
Vihtavuori N555
<<locked>>
97%
44918
75%
**23
99%
Winchester 6.5 StaBALL
<<locked>>
93%
53505
89%
**59
100%
Winchester 760
<<locked>>
90%
53301
89%
**35
98%
Winchester StaBALL HD
<<locked>>
96%
36027
60%
**38
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
43613
72%
**92
99%
[ADI AR 2209]*
<<locked>>
88%
37246
62%
**97
90%
[Accurate 2700]*
<<locked>>
81%
42163
70%
**00
94%
[Accurate 3100]*
<<locked>>
85%
28471
47%
**70
90%
Accurate 4064
<<locked>>
81%
45368
75%
**22
100%
Accurate 4350
<<locked>>
81%
33866
56%
**38
95%
Alliant Reloder- TS 15.5
<<locked>>
81%
43758
73%
**18
100%
Alliant Reloder-15
<<locked>>
81%
46456
77%
**81
99%
Alliant Reloder-16
<<locked>>
81%
33576
56%
**54
95%
Alliant Reloder-17
<<locked>>
81%
38159
63%
**95
99%
[Alliant Reloder-19]*
<<locked>>
88%
36767
61%
**94
91%
[Alliant Reloder-22]*
<<locked>>
91%
35897
60%
**13
90%
[Alliant Reloder-23]*
<<locked>>
81%
24511
41%
**79
91%
[Alliant Reloder-25]*
<<locked>>
91%
30269
50%
**56
91%
[Alliant Reloder-26]*
<<locked>>
83%
28050
47%
**36
90%
Hodgdon CFE223
<<locked>>
81%
45890
76%
**00
99%
Hodgdon H380
<<locked>>
81%
44672
74%
**31
98%
[Hodgdon H414]*
<<locked>>
81%
39523
66%
**66
94%
[Hodgdon H4350]*
<<locked>>
81%
32735
54%
**43
90%
[Hodgdon H4831 SC]*
<<locked>>
94%
42641
71%
**89
90%
Hodgdon Hybrid 100V
<<locked>>
81%
31198
52%
**59
96%
Hodgdon LVR
<<locked>>
81%
36767
61%
**07
96%
[Hodgdon Superperformance]*
<<locked>>
81%
35650
59%
**90
92%
Hodgdon VARGET
<<locked>>
81%
43279
72%
**82
99%
Hodgdon TrailBoss
<<locked>>
81%
27369
45%
**29
100%
IMR 3031
<<locked>>
81%
47413
79%
**74
100%
IMR 4064
<<locked>>
81%
42801
71%
**72
99%
IMR 4166 Enduron
<<locked>>
81%
42467
71%
**33
95%
[IMR 4350]*
<<locked>>
81%
34534
57%
**89
91%
[IMR 4451 Enduron]*
<<locked>>
81%
40422
67%
**17
94%
[IMR 4831]*
<<locked>>
81%
29950
50%
**20
93%
IMR 4895
<<locked>>
81%
47558
79%
**07
100%
[IMR 4955 Enduron]*
<<locked>>
93%
41394
69%
**36
90%
[IMR 7828 SSC]*
<<locked>>
94%
41263
69%
**12
90%
Lovex S060
<<locked>>
81%
50415
84%
**71
100%
Lovex S062
<<locked>>
81%
45890
76%
**28
100%
Lovex S065
<<locked>>
81%
37681
63%
**54
95%
[Lovex S070]*
<<locked>>
81%
36027
60%
**38
93%
[Lovex S071]*
<<locked>>
90%
28471
47%
**70
90%
Norma 201
<<locked>>
81%
49850
83%
**97
100%
Norma 203B
<<locked>>
81%
45832
76%
**67
99%
[Norma 204]*
<<locked>>
84%
37202
62%
**87
91%
[Norma MRP]*
<<locked>>
87%
32692
54%
**54
90%
Norma URP
<<locked>>
81%
34098
57%
**48
95%
Ramshot Big Game
<<locked>>
81%
46224
77%
**90
99%
[Ramshot Hunter]*
<<locked>>
81%
33272
55%
**18
92%
[Ramshot Magnum]*
<<locked>>
92%
35563
59%
**61
90%
ReloadSwiss RS 14
<<locked>>
81%
27572
46%
**65
100%
ReloadSwiss RS 50
<<locked>>
81%
44759
74%
**05
96%
ReloadSwiss RS 52
<<locked>>
81%
45469
76%
**84
100%
ReloadSwiss RS 60
<<locked>>
81%
37028
62%
**79
99%
ReloadSwiss RS 62
<<locked>>
81%
33808
56%
**57
95%
[ReloadSwiss RS 70]*
<<locked>>
81%
33678
56%
**57
94%
Rottweil R 902
<<locked>>
81%
47703
79%
**41
100%
Rottweil R 903
<<locked>>
81%
41176
68%
**66
99%
[Rottweil R 904]*
<<locked>>
89%
39639
66%
**13
90%
[Rottweil R 905]*
<<locked>>
88%
35737
59%
**77
90%
[Rottweil R 907]*
<<locked>>
81%
38841
65%
**74
93%
SNPE Vectan SP 11
<<locked>>
81%
42206
70%
**15
99%
SNPE Vectan Tubal 5000
<<locked>>
81%
43033
72%
**97
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
37043
62%
**98
93%
Shooters World Long Rifle
<<locked>>
81%
37681
63%
**54
95%
Shooters World Precision
<<locked>>
81%
45890
76%
**28
100%
Somchem S335
<<locked>>
81%
50807
84%
**35
100%
Somchem S355
<<locked>>
81%
41539
69%
**69
99%
[Somchem S361]*
<<locked>>
90%
41843
70%
**17
90%
Somchem S365
<<locked>>
81%
30647
51%
**95
97%
[Somchem S385]*
<<locked>>
85%
32895
55%
**75
90%
Vihtavuori N133
<<locked>>
81%
48356
80%
**79
100%
Vihtavuori N135
<<locked>>
81%
40480
67%
**03
100%
Vihtavuori N140
<<locked>>
81%
47369
79%
**25
100%
Vihtavuori N150
<<locked>>
81%
35520
59%
**15
99%
Vihtavuori N160
<<locked>>
81%
36912
61%
**74
96%
[Vihtavuori N165]*
<<locked>>
92%
34127
57%
**89
90%
Vihtavuori N540
<<locked>>
81%
47137
78%
**41
100%
Vihtavuori N550
<<locked>>
81%
37869
63%
**36
96%
[Vihtavuori N555]*
<<locked>>
81%
26527
44%
**74
92%
Winchester 6.5 StaBALL
<<locked>>
81%
35172
58%
**18
98%
[Winchester 760]*
<<locked>>
81%
39523
66%
**66
94%
[Winchester StaBALL HD]*
<<locked>>
84%
24308
40%
**15
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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