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Load data for .243 WSSM + .243 | 90gr | Impala RNFP KO

Recommended Powder(s): Alliant Reloder-16, Alliant Reloder-17, Hodgdon LVR, Norma URP, Vihtavuori N550

.243 WSSM + .243 | 90gr | Impala RNFP KO

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.243 | 90gr | Impala RNFP KO
Bullet Weight:
90gr | 5.8g
Bullet Diameter:
0.243" | 6.17mm
Bullet Length:
1.131" | 28.7mm
Caliber:
.243 WSSM load data
Case Length (l3):
1.663" | 42.2mm
Cartridge Length (C.O.L.):
2.325" | 59.0mm
Seated Depth:
0.469" | 11.9mm
Shank Seated Depth:
0.469" | 11.9mm
Case Capacity:
53.9 Grains of Water | 3.50 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B2969_C182
Last updated:
2025-01-01

Load data for 176 loads in caliber .243 WSSM with .243 | 90gr | Impala RNFP KO bullet and 88 powders such as Alliant Reloder-16, Alliant Reloder-17, Hodgdon LVR, Norma URP, Vihtavuori N550. 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>>
84%
57101
89%
**40
100%
ADI AR 2208
<<locked>>
89%
56275
88%
**10
100%
[ADI AR 2209]*
<<locked>>
96%
48747
76%
**38
94%
Accurate 2200
<<locked>>
83%
57145
90%
**04
100%
Accurate 2700
<<locked>>
90%
56391
88%
**45
97%
Accurate 3100
<<locked>>
97%
43178
68%
**07
96%
Accurate 4064
<<locked>>
87%
56449
88%
**94
100%
Accurate 4350
<<locked>>
95%
56260
88%
**73
100%
Alliant Reloder- TS 15.5
<<locked>>
89%
56492
89%
**27
100%
Alliant Reloder-15
<<locked>>
87%
56710
89%
**53
100%
Alliant Reloder-16 👍
<<locked>>
97%
55042
86%
**02
100%
Alliant Reloder-17 👍
<<locked>>
93%
57174
90%
**51
100%
Alliant Reloder-19
<<locked>>
97%
48559
76%
**51
95%
[Alliant Reloder-22]*
<<locked>>
97%
42946
67%
**72
93%
Alliant Reloder-23
<<locked>>
97%
40205
63%
**27
99%
[Alliant Reloder-25]*
<<locked>>
96%
35505
56%
**95
93%
Alliant Reloder-26
<<locked>>
97%
44672
70%
**91
98%
Baschieri & Pellagri 107
<<locked>>
84%
56449
88%
**43
100%
Hodgdon CFE223
<<locked>>
87%
56347
88%
**82
100%
Hodgdon H380
<<locked>>
88%
56710
89%
**43
99%
Hodgdon H414
<<locked>>
92%
56405
88%
**89
98%
Hodgdon H4350
<<locked>>
97%
53026
83%
**71
97%
Hodgdon Hybrid 100V
<<locked>>
97%
52214
82%
**84
100%
Hodgdon LVR 👍
<<locked>>
94%
56550
89%
**82
99%
Hodgdon Superperformance
<<locked>>
94%
56666
89%
**22
98%
Hodgdon VARGET
<<locked>>
90%
56275
88%
**10
100%
Hodgdon TrailBoss
<<locked>>
95%
34011
53%
**03
100%
IMR 3031
<<locked>>
87%
57246
90%
**20
100%
IMR 4064
<<locked>>
90%
56927
89%
**04
100%
IMR 4166 Enduron
<<locked>>
91%
56840
89%
**94
98%
IMR 4350
<<locked>>
96%
55695
87%
**10
97%
IMR 4451 Enduron
<<locked>>
92%
56550
89%
**10
98%
IMR 4831
<<locked>>
97%
49371
77%
**48
99%
IMR 4895
<<locked>>
86%
56898
89%
**59
100%
IMR 8208 XBR
<<locked>>
83%
56681
89%
**97
100%
Lovex D073.6
<<locked>>
84%
57348
90%
**14
100%
Lovex S060
<<locked>>
85%
56347
88%
**64
100%
Lovex S062
<<locked>>
88%
57261
90%
**07
100%
Lovex S065
<<locked>>
94%
57232
90%
**23
99%
Lovex S070
<<locked>>
96%
57334
90%
**43
98%
[Lovex S071]*
<<locked>>
97%
36347
57%
**53
94%
Norma 201
<<locked>>
84%
56260
88%
**84
100%
Norma 202
<<locked>>
84%
56405
88%
**84
100%
Norma 203B
<<locked>>
88%
57174
90%
**59
100%
Norma 204
<<locked>>
96%
56637
89%
**69
96%
Norma MRP
<<locked>>
97%
45020
71%
**58
95%
Norma URP 👍
<<locked>>
96%
56405
88%
**89
100%
Ramshot Big Game
<<locked>>
87%
56826
89%
**69
100%
Ramshot Hunter
<<locked>>
96%
55245
87%
**86
99%
[Ramshot Magnum]*
<<locked>>
97%
41394
65%
**97
92%
ReloadSwiss RS 14
<<locked>>
97%
35172
55%
**62
100%
ReloadSwiss RS 50
<<locked>>
88%
56565
89%
**20
98%
ReloadSwiss RS 52
<<locked>>
88%
56927
89%
**76
100%
ReloadSwiss RS 60
<<locked>>
94%
56376
88%
**58
100%
ReloadSwiss RS 62
<<locked>>
96%
56623
89%
**12
100%
ReloadSwiss RS 70
<<locked>>
96%
56507
89%
**45
99%
Rottweil R 902
<<locked>>
86%
56043
88%
**71
100%
Rottweil R 903
<<locked>>
91%
56753
89%
**36
100%
[Rottweil R 904]*
<<locked>>
96%
50415
79%
**18
93%
[Rottweil R 905]*
<<locked>>
97%
47456
74%
**31
94%
Rottweil R 907
<<locked>>
93%
56652
89%
**10
97%
SNPE Vectan SP 11
<<locked>>
90%
57363
90%
**79
100%
SNPE Vectan SP 7
<<locked>>
83%
56724
89%
**14
99%
SNPE Vectan SP 9
<<locked>>
85%
56536
89%
**20
100%
SNPE Vectan Tubal 3000
<<locked>>
84%
57130
90%
**18
100%
SNPE Vectan Tubal 5000
<<locked>>
90%
57174
90%
**05
100%
SNPE Vectan Tubal 7000
<<locked>>
94%
56942
89%
**64
98%
Shooters World Long Rifle
<<locked>>
94%
57232
90%
**23
99%
Shooters World Match Rifle
<<locked>>
84%
57348
90%
**14
100%
Shooters World Precision
<<locked>>
88%
57261
90%
**07
100%
Somchem S335
<<locked>>
84%
56855
89%
**15
100%
Somchem S341
<<locked>>
84%
56507
89%
**00
100%
Somchem S355
<<locked>>
91%
57014
89%
**30
100%
[Somchem S361]*
<<locked>>
96%
52272
82%
**09
93%
Somchem S365
<<locked>>
96%
51343
80%
**30
100%
Somchem S385
<<locked>>
97%
48356
76%
**15
96%
Vihtavuori N133
<<locked>>
86%
56304
88%
**86
100%
Vihtavuori N135
<<locked>>
92%
57188
90%
**54
100%
Vihtavuori N140
<<locked>>
87%
56652
89%
**54
100%
Vihtavuori N150
<<locked>>
96%
57334
90%
**97
100%
Vihtavuori N160
<<locked>>
94%
56811
89%
**40
100%
[Vihtavuori N165]*
<<locked>>
96%
39943
63%
**15
92%
Vihtavuori N540
<<locked>>
87%
56159
88%
**84
100%
Vihtavuori N550 👍
<<locked>>
94%
57000
89%
**96
100%
Vihtavuori N555
<<locked>>
97%
44962
70%
**15
99%
Winchester 6.5 StaBALL
<<locked>>
95%
56507
89%
**17
100%
Winchester 760
<<locked>>
92%
56405
88%
**89
98%
Winchester StaBALL HD
<<locked>>
96%
36187
57%
**23
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
51387
81%
**41
100%
ADI AR 2208
<<locked>>
81%
43468
68%
**67
98%
[ADI AR 2209]*
<<locked>>
89%
39204
61%
**25
90%
Accurate 2200
<<locked>>
81%
53359
84%
**41
99%
[Accurate 2700]*
<<locked>>
81%
41989
66%
**76
93%
[Accurate 3100]*
<<locked>>
85%
29283
46%
**69
90%
Accurate 4064
<<locked>>
81%
46441
73%
**30
100%
Accurate 4350
<<locked>>
81%
34519
54%
**40
95%
Alliant Reloder- TS 15.5
<<locked>>
81%
43845
69%
**04
99%
Alliant Reloder-15
<<locked>>
81%
46688
73%
**72
99%
Alliant Reloder-16
<<locked>>
81%
34127
53%
**43
95%
Alliant Reloder-17
<<locked>>
81%
38421
60%
**87
98%
[Alliant Reloder-19]*
<<locked>>
89%
37695
59%
**02
90%
[Alliant Reloder-22]*
<<locked>>
93%
37652
59%
**44
90%
[Alliant Reloder-23]*
<<locked>>
81%
25309
40%
**70
91%
[Alliant Reloder-25]*
<<locked>>
92%
31502
49%
**71
90%
[Alliant Reloder-26]*
<<locked>>
84%
29327
46%
**57
91%
Baschieri & Pellagri 107
<<locked>>
81%
50981
80%
**54
99%
Hodgdon CFE223
<<locked>>
81%
45368
71%
**82
98%
Hodgdon H380
<<locked>>
81%
44585
70%
**13
98%
[Hodgdon H414]*
<<locked>>
81%
39755
62%
**58
94%
[Hodgdon H4350]*
<<locked>>
82%
34693
54%
**71
90%
Hodgdon Hybrid 100V
<<locked>>
81%
31865
50%
**44
96%
Hodgdon LVR
<<locked>>
81%
37115
58%
**85
95%
[Hodgdon Superperformance]*
<<locked>>
81%
35882
56%
**79
91%
Hodgdon VARGET
<<locked>>
81%
43468
68%
**67
98%
Hodgdon TrailBoss
<<locked>>
81%
27557
43%
**55
100%
IMR 3031
<<locked>>
81%
47921
75%
**72
100%
IMR 4064
<<locked>>
81%
42699
67%
**48
98%
IMR 4166 Enduron
<<locked>>
81%
42453
67%
**15
95%
[IMR 4350]*
<<locked>>
81%
35085
55%
**77
91%
[IMR 4451 Enduron]*
<<locked>>
81%
40437
63%
**95
94%
[IMR 4831]*
<<locked>>
81%
30284
47%
**02
93%
IMR 4895
<<locked>>
81%
47964
75%
**02
99%
IMR 8208 XBR
<<locked>>
81%
53142
83%
**41
100%
Lovex D073.6
<<locked>>
81%
51126
80%
**15
100%
Lovex S060
<<locked>>
81%
50633
79%
**69
100%
Lovex S062
<<locked>>
81%
46253
72%
**20
100%
Lovex S065
<<locked>>
81%
38305
60%
**49
95%
[Lovex S070]*
<<locked>>
81%
36608
57%
**20
93%
[Lovex S071]*
<<locked>>
90%
29617
46%
**75
90%
Norma 201
<<locked>>
81%
50575
79%
**95
100%
Norma 202
<<locked>>
81%
50502
79%
**86
100%
Norma 203B
<<locked>>
81%
46253
72%
**63
99%
[Norma 204]*
<<locked>>
84%
38189
60%
**89
90%
[Norma MRP]*
<<locked>>
89%
34679
54%
**89
90%
Norma URP
<<locked>>
81%
34708
54%
**33
95%
Ramshot Big Game
<<locked>>
81%
45730
72%
**72
99%
[Ramshot Hunter]*
<<locked>>
81%
33707
53%
**10
92%
[Ramshot Magnum]*
<<locked>>
94%
37043
58%
**85
90%
ReloadSwiss RS 14
<<locked>>
81%
27775
44%
**91
100%
ReloadSwiss RS 50
<<locked>>
81%
44976
70%
**97
96%
ReloadSwiss RS 52
<<locked>>
81%
45716
72%
**79
100%
ReloadSwiss RS 60
<<locked>>
81%
37304
58%
**71
99%
[ReloadSwiss RS 62]*
<<locked>>
81%
34171
54%
**53
94%
[ReloadSwiss RS 70]*
<<locked>>
81%
33736
53%
**36
93%
Rottweil R 902
<<locked>>
81%
48298
76%
**36
100%
Rottweil R 903
<<locked>>
81%
41785
65%
**61
99%
[Rottweil R 904]*
<<locked>>
90%
41655
65%
**38
90%
[Rottweil R 905]*
<<locked>>
89%
37275
58%
**99
90%
[Rottweil R 907]*
<<locked>>
81%
39508
62%
**66
93%
SNPE Vectan SP 11
<<locked>>
81%
42308
66%
**04
99%
SNPE Vectan SP 7
<<locked>>
81%
52083
82%
**31
99%
SNPE Vectan SP 9
<<locked>>
81%
49966
78%
**09
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
51082
80%
**20
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
42960
67%
**82
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
37681
59%
**90
93%
Shooters World Long Rifle
<<locked>>
81%
38305
60%
**49
95%
Shooters World Match Rifle
<<locked>>
81%
51126
80%
**15
100%
Shooters World Precision
<<locked>>
81%
46253
72%
**20
100%
Somchem S335
<<locked>>
81%
51227
80%
**27
100%
Somchem S341
<<locked>>
81%
51837
81%
**25
100%
Somchem S355
<<locked>>
81%
42163
66%
**64
99%
[Somchem S361]*
<<locked>>
91%
44048
69%
**58
90%
Somchem S365
<<locked>>
81%
31270
49%
**90
97%
[Somchem S385]*
<<locked>>
85%
33576
53%
**77
90%
Vihtavuori N133
<<locked>>
81%
48153
75%
**67
100%
Vihtavuori N135
<<locked>>
81%
40828
64%
**85
100%
Vihtavuori N140
<<locked>>
81%
47848
75%
**17
100%
Vihtavuori N150
<<locked>>
81%
36158
57%
**97
99%
Vihtavuori N160
<<locked>>
81%
37362
59%
**69
96%
[Vihtavuori N165]*
<<locked>>
93%
35940
56%
**20
90%
Vihtavuori N540
<<locked>>
81%
47543
74%
**36
100%
Vihtavuori N550
<<locked>>
81%
37840
59%
**15
96%
[Vihtavuori N555]*
<<locked>>
81%
27340
43%
**69
92%
Winchester 6.5 StaBALL
<<locked>>
81%
35447
56%
**07
98%
[Winchester 760]*
<<locked>>
81%
39755
62%
**58
94%
[Winchester StaBALL HD]*
<<locked>>
84%
25193
39%
**16
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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