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Load data for 6mm-284 + .243 | 90gr | Barnes X S

Recommended Powder(s): Alliant Reloder-22, Alliant Reloder-25, Bofors RP5, Ramshot Magnum, ReloadSwiss RS 76

6mm-284 + .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:
6mm-284 load data
Case Length (l3):
2.170" | 55.1mm
Cartridge Length (C.O.L.):
3.300" | 83.8mm
Seated Depth:
-0.055" | -1.4mm
Shank Seated Depth:
-0.055" | -1.4mm
Case Capacity:
70.0 Grains of Water | 4.55 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
62076 psi | 4280 bar
LID:
LID_B481_C958
Last updated:
2025-12-16

Load data for 94 loads in caliber 6mm-284 with .243 | 90gr | Barnes X S bullet and 47 powders such as Alliant Reloder-22, Alliant Reloder-25, Bofors RP5, Ramshot Magnum, ReloadSwiss RS 76. 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 2209
<<locked>>
87%
55796
90%
**04
99%
ADI AR 2213
<<locked>>
90%
55854
90%
**30
98%
ADI AR 2217
<<locked>>
97%
51517
83%
**41
97%
ADI AR 2225
<<locked>>
97%
46746
75%
**92
99%
Accurate 3100
<<locked>>
89%
55376
89%
**19
100%
Accurate MAGPRO
<<locked>>
90%
55303
89%
**23
96%
Alliant Reloder-19
<<locked>>
87%
55332
89%
**78
99%
Alliant Reloder-22 👍
<<locked>>
90%
55245
89%
**17
99%
Alliant Reloder-23
<<locked>>
91%
55724
90%
**84
100%
Alliant Reloder-25 👍
<<locked>>
95%
55738
90%
**46
100%
Alliant Reloder-26
<<locked>>
87%
55593
90%
**50
100%
[Alliant Reloder-33]*
<<locked>>
97%
49081
79%
**38
93%
Bofors RP15
<<locked>>
92%
55840
90%
**20
99%
Bofors RP30
<<locked>>
97%
55013
89%
**27
98%
Bofors RP5 👍
<<locked>>
90%
55245
89%
**17
99%
Hodgdon H1000
<<locked>>
97%
51517
83%
**41
97%
Hodgdon H4350
<<locked>>
85%
55724
90%
**28
99%
Hodgdon H4831
<<locked>>
93%
55767
90%
**71
97%
Hodgdon H4831 SC
<<locked>>
89%
55767
90%
**71
97%
Hodgdon Hybrid 100V
<<locked>>
85%
55158
89%
**05
100%
Hodgdon Retumbo
<<locked>>
97%
46746
75%
**92
99%
Hodgdon TrailBoss
<<locked>>
96%
35940
58%
**06
100%
IMR 4350
<<locked>>
83%
55085
89%
**19
99%
IMR 4831
<<locked>>
86%
55042
89%
**28
100%
IMR 4955 Enduron
<<locked>>
90%
55492
89%
**32
97%
IMR 7828 SSC
<<locked>>
89%
55840
90%
**37
98%
IMR 8133 Enduron
<<locked>>
97%
43337
70%
**04
95%
Lovex S071
<<locked>>
94%
54969
89%
**12
100%
Norma 217
<<locked>>
97%
44179
71%
**50
98%
Norma MRP
<<locked>>
88%
55796
90%
**50
100%
Ramshot Grand
<<locked>>
87%
55376
89%
**40
98%
Ramshot Magnum 👍
<<locked>>
90%
54969
89%
**78
99%
ReloadSwiss RS 14
<<locked>>
96%
36608
59%
**46
100%
ReloadSwiss RS 76 👍
<<locked>>
95%
55158
89%
**06
100%
ReloadSwiss RS 80
<<locked>>
97%
53969
87%
**30
97%
Rottweil R 904
<<locked>>
87%
55840
90%
**51
98%
Rottweil R 905
<<locked>>
87%
55216
89%
**81
99%
Somchem S361
<<locked>>
85%
55347
89%
**99
97%
Somchem S365
<<locked>>
83%
54984
89%
**41
100%
Somchem S385
<<locked>>
87%
55288
89%
**35
99%
Vihtavuori N165
<<locked>>
92%
55129
89%
**25
99%
Vihtavuori N555
<<locked>>
87%
55274
89%
**64
100%
Vihtavuori N560
<<locked>>
90%
55695
90%
**43
97%
Vihtavuori N565
<<locked>>
93%
55434
89%
**10
98%
Vihtavuori N568
<<locked>>
97%
55085
89%
**53
96%
[Vihtavuori N570]*
<<locked>>
97%
52098
84%
**14
93%
Winchester StaBALL HD
<<locked>>
92%
55303
89%
**86
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
45600
73%
**91
97%
[ADI AR 2213]*
<<locked>>
81%
41321
67%
**12
94%
[ADI AR 2217]*
<<locked>>
84%
34389
55%
**12
90%
[ADI AR 2225]*
<<locked>>
81%
29298
47%
**80
90%
Accurate 3100
<<locked>>
81%
43105
69%
**86
98%
[Accurate MAGPRO]*
<<locked>>
81%
41176
66%
**09
91%
Alliant Reloder-19
<<locked>>
81%
45716
74%
**94
97%
Alliant Reloder-22
<<locked>>
81%
42235
68%
**35
96%
Alliant Reloder-23
<<locked>>
81%
40611
65%
**89
100%
Alliant Reloder-25
<<locked>>
81%
35578
57%
**97
97%
Alliant Reloder-26
<<locked>>
81%
45324
73%
**59
100%
[Alliant Reloder-33]*
<<locked>>
93%
43656
70%
**04
90%
[Bofors RP15]*
<<locked>>
81%
39218
63%
**66
94%
[Bofors RP30]*
<<locked>>
81%
33373
54%
**25
91%
Bofors RP5
<<locked>>
81%
42235
68%
**35
96%
[Hodgdon H1000]*
<<locked>>
84%
34389
55%
**12
90%
Hodgdon H4350
<<locked>>
81%
48892
79%
**10
98%
[Hodgdon H4831]*
<<locked>>
81%
38856
63%
**94
92%
[Hodgdon H4831 SC]*
<<locked>>
81%
43323
70%
**05
94%
Hodgdon Hybrid 100V
<<locked>>
81%
49647
80%
**14
100%
[Hodgdon Retumbo]*
<<locked>>
81%
29298
47%
**80
90%
Hodgdon TrailBoss
<<locked>>
81%
28776
46%
**32
100%
IMR 4350
<<locked>>
81%
51256
83%
**50
99%
IMR 4831
<<locked>>
81%
47587
77%
**91
100%
[IMR 4955 Enduron]*
<<locked>>
81%
42888
69%
**69
94%
[IMR 7828 SSC]*
<<locked>>
81%
42322
68%
**51
94%
[IMR 8133 Enduron]*
<<locked>>
89%
33823
54%
**38
90%
Lovex S071
<<locked>>
81%
37507
60%
**44
97%
[Norma 217]*
<<locked>>
84%
29559
48%
**30
90%
Norma MRP
<<locked>>
81%
44309
71%
**14
98%
Ramshot Grand
<<locked>>
81%
44469
72%
**20
95%
Ramshot Magnum
<<locked>>
81%
39537
64%
**56
96%
ReloadSwiss RS 14
<<locked>>
81%
29486
48%
**75
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
34272
55%
**87
94%
[ReloadSwiss RS 80]*
<<locked>>
86%
36985
60%
**43
90%
Rottweil R 904
<<locked>>
81%
46731
75%
**61
96%
Rottweil R 905
<<locked>>
81%
45426
73%
**74
97%
Somchem S361
<<locked>>
81%
47877
77%
**54
95%
Somchem S365
<<locked>>
81%
50995
82%
**79
100%
Somchem S385
<<locked>>
81%
46485
75%
**61
98%
Vihtavuori N165
<<locked>>
81%
39189
63%
**94
95%
Vihtavuori N555
<<locked>>
81%
45687
74%
**91
100%
[Vihtavuori N560]*
<<locked>>
81%
41829
67%
**48
93%
[Vihtavuori N565]*
<<locked>>
81%
37217
60%
**97
91%
[Vihtavuori N568]*
<<locked>>
86%
38450
62%
**66
90%
[Vihtavuori N570]*
<<locked>>
92%
44730
72%
**53
90%
Winchester StaBALL HD
<<locked>>
81%
37536
60%
**45
100%

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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