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Load data for 8.5 x 63 R + .338 | 225gr | Barnes MRX BT

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Recommended Powder(s):

8.5 x 63 R + .338 | 225gr | Barnes MRX BT

Load Specifications

Bullet:
.338 | 225gr | Barnes MRX BT
Manufacturer SKU:
33867
Bullet Weight:
225gr | 14.6g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.430" | 36.3mm
Caliber:
8.5 x 63 R
Case Length (l3):
2.480" | 63.0mm
Cartridge Length (C.O.L.):
3.260" | 82.8mm
Seated Depth:
0.650" | 16.5mm
Shank Seated Depth:
0.525" | 13.3mm
Case Capacity:
75.5 Grains of Water | 4.90 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
55114 psi | 3800 bar
LID:
LID_B674_C1208

>> Use the Personalized Load Calculator further below to adjust input parameters. 

Load data for 170 loads in caliber 8.5 x 63 R with .338 | 225gr | Barnes MRX BT bullet and 85 powder(s). 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".

    • A load must fulfill certain criteria to be listed in the default view below - see here.

    • Our load data might deviate from other sources - see the most common reasons here

    • All loads are based on the bullet and case dimensions shown under "Load Specifications" - see here what to do if you deviate.

    • You can set your specifications in the "Personalized Load Calculator".

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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>>
88%
49153
89%
**77
99%
ADI AR 2208
<<locked>>
93%
49342
90%
**61
99%
Accurate 2015
<<locked>>
84%
49269
89%
**85
100%
Accurate 2200
<<locked>>
86%
48733
88%
**31
98%
Accurate 2495
<<locked>>
88%
49211
89%
**61
100%
Accurate 2520
<<locked>>
87%
49066
89%
**74
100%
[Accurate 2700]*
<<locked>>
94%
48979
89%
**95
94%
Accurate 4064
<<locked>>
93%
49139
89%
**80
100%
Accurate 4350
<<locked>>
97%
40509
73%
**05
96%
Alliant AR-Comp
<<locked>>
87%
49052
89%
**41
100%
Alliant Reloder- TS 15.5 👍
<<locked>>
94%
48892
89%
**90
100%
Alliant Reloder-15
<<locked>>
91%
48820
89%
**87
99%
Alliant Reloder-16
<<locked>>
97%
41394
75%
**15
97%
Alliant Reloder-17
<<locked>>
97%
47123
86%
**49
99%
[Alliant Reloder-23]*
<<locked>>
97%
29167
53%
**62
93%
Baschieri & Pellagri 107
<<locked>>
89%
49429
90%
**97
98%
Hodgdon BL-C2
<<locked>>
87%
49197
89%
**03
100%
Hodgdon Benchmark
<<locked>>
85%
49197
89%
**05
100%
Hodgdon CFE223
<<locked>>
93%
49429
90%
**39
98%
Hodgdon H322
<<locked>>
84%
48994
89%
**41
100%
Hodgdon H380
<<locked>>
93%
49545
90%
**90
98%
Hodgdon H414
<<locked>>
97%
48733
88%
**26
95%
[Hodgdon H4350]*
<<locked>>
97%
40074
73%
**13
91%
Hodgdon Hybrid 100V
<<locked>>
97%
37985
69%
**26
97%
Hodgdon LVR
<<locked>>
97%
45281
82%
**61
97%
[Hodgdon Superperformance]*
<<locked>>
97%
45368
82%
**77
93%
Hodgdon VARGET
<<locked>>
94%
48733
88%
**51
99%
IMR 3031
<<locked>>
91%
49443
90%
**87
100%
IMR 4064
<<locked>>
94%
49255
89%
**48
99%
IMR 4166 Enduron
<<locked>>
94%
49110
89%
**18
95%
[IMR 4350]*
<<locked>>
96%
42163
77%
**49
92%
IMR 4451 Enduron
<<locked>>
96%
49371
90%
**48
95%
[IMR 4831]*
<<locked>>
96%
34679
63%
**70
94%
IMR 4895 👍
<<locked>>
91%
49110
89%
**03
99%
IMR 8208 XBR
<<locked>>
86%
49066
89%
**48
100%
Lovex D073.6
<<locked>>
89%
49066
89%
**74
100%
Lovex S060
<<locked>>
88%
49066
89%
**11
99%
Lovex S062
<<locked>>
92%
49052
89%
**57
100%
Lovex S065
<<locked>>
97%
45992
83%
**11
96%
[Lovex S070]*
<<locked>>
97%
43932
80%
**92
94%
Norma 201
<<locked>>
89%
49327
90%
**48
100%
Norma 202
<<locked>>
89%
49588
90%
**57
100%
Norma 203B 👍
<<locked>>
92%
48878
89%
**97
99%
Norma URP
<<locked>>
97%
41597
75%
**15
96%
Ramshot Big Game 👍
<<locked>>
92%
48733
88%
**13
99%
[Ramshot Hunter]*
<<locked>>
97%
40988
74%
**95
94%
Ramshot TAC
<<locked>>
86%
49211
89%
**51
97%
Ramshot Wild Boar
<<locked>>
87%
48805
89%
**77
99%
Ramshot X-Terminator
<<locked>>
84%
49516
90%
**34
99%
ReloadSwiss RS 50
<<locked>>
92%
48892
89%
**51
96%
ReloadSwiss RS 52 👍
<<locked>>
93%
48994
89%
**33
100%
ReloadSwiss RS 60
<<locked>>
97%
45890
83%
**46
100%
ReloadSwiss RS 62
<<locked>>
97%
40683
74%
**25
96%
ReloadSwiss RS 70
<<locked>>
97%
41423
75%
**31
95%
Rottweil R 901
<<locked>>
86%
48834
89%
**11
100%
Rottweil R 902
<<locked>>
90%
48805
89%
**28
100%
Rottweil R 903
<<locked>>
96%
48472
88%
**84
99%
[Rottweil R 907]*
<<locked>>
97%
48225
88%
**28
94%
SNPE Vectan SP 11
<<locked>>
95%
49443
90%
**30
99%
SNPE Vectan SP 7
<<locked>>
88%
49327
89%
**57
98%
SNPE Vectan SP 9
<<locked>>
89%
48863
89%
**67
99%
SNPE Vectan Tubal 3000
<<locked>>
87%
48994
89%
**72
100%
SNPE Vectan Tubal 5000
<<locked>>
94%
49066
89%
**79
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
46195
84%
**69
95%
Shooters World Long Rifle
<<locked>>
97%
45992
83%
**11
96%
Shooters World Match Rifle
<<locked>>
89%
49066
89%
**74
100%
Shooters World Precision
<<locked>>
92%
49052
89%
**57
100%
Somchem S321
<<locked>>
84%
49400
90%
**67
100%
Somchem S335
<<locked>>
88%
48762
88%
**79
100%
Somchem S341
<<locked>>
88%
48834
89%
**57
99%
Somchem S355
<<locked>>
96%
48994
89%
**80
99%
Somchem S365
<<locked>>
96%
36245
66%
**49
98%
Vihtavuori N130
<<locked>>
84%
49008
89%
**46
100%
Vihtavuori N133
<<locked>>
90%
49371
90%
**69
100%
Vihtavuori N135
<<locked>>
97%
48820
89%
**28
100%
Vihtavuori N140
<<locked>>
91%
48718
88%
**25
100%
Vihtavuori N150
<<locked>>
97%
43062
78%
**65
99%
Vihtavuori N160
<<locked>>
97%
45455
82%
**38
97%
Vihtavuori N530
<<locked>>
85%
49313
89%
**57
100%
Vihtavuori N540
<<locked>>
91%
49545
90%
**67
100%
Vihtavuori N550
<<locked>>
97%
45295
82%
**80
97%
[Vihtavuori N555]*
<<locked>>
97%
30458
55%
**34
93%
Winchester 6.5 StaBALL
<<locked>>
97%
44454
81%
**02
99%
Winchester 748
<<locked>>
85%
49269
89%
**97
100%
Winchester 760
<<locked>>
97%
48733
88%
**26
95%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
39262
71%
**06
97%
ADI AR 2208
<<locked>>
81%
33736
61%
**75
95%
Accurate 2015
<<locked>>
81%
44817
81%
**29
100%
Accurate 2200
<<locked>>
81%
41669
76%
**13
96%
Accurate 2495
<<locked>>
81%
39537
72%
**13
100%
Accurate 2520
<<locked>>
81%
40292
73%
**39
100%
[Accurate 2700]*
<<locked>>
86%
37405
68%
**95
90%
Accurate 4064
<<locked>>
81%
33257
60%
**05
99%
[Accurate 4350]*
<<locked>>
84%
26295
48%
**90
90%
Alliant AR-Comp
<<locked>>
81%
40524
74%
**23
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
32692
59%
**92
96%
Alliant Reloder-15
<<locked>>
81%
35157
64%
**44
95%
[Alliant Reloder-16]*
<<locked>>
84%
28529
52%
**10
90%
[Alliant Reloder-17]*
<<locked>>
81%
28239
51%
**39
93%
[Alliant Reloder-23]*
<<locked>>
93%
25918
47%
**67
90%
Baschieri & Pellagri 107
<<locked>>
81%
38232
69%
**06
96%
Hodgdon BL-C2
<<locked>>
81%
39856
72%
**49
99%
Hodgdon Benchmark
<<locked>>
81%
43772
79%
**20
99%
[Hodgdon CFE223]*
<<locked>>
81%
33417
61%
**34
94%
Hodgdon H322
<<locked>>
81%
44048
80%
**69
100%
[Hodgdon H380]*
<<locked>>
81%
33112
60%
**92
93%
[Hodgdon H414]*
<<locked>>
86%
34548
63%
**57
90%
[Hodgdon H4350]*
<<locked>>
94%
36840
67%
**51
90%
[Hodgdon Hybrid 100V]*
<<locked>>
82%
24192
44%
**78
90%
[Hodgdon LVR]*
<<locked>>
83%
29486
53%
**29
90%
[Hodgdon Superperformance]*
<<locked>>
92%
38348
70%
**43
90%
Hodgdon VARGET
<<locked>>
81%
33504
61%
**72
95%
IMR 3031
<<locked>>
81%
35259
64%
**60
100%
IMR 4064
<<locked>>
81%
32982
60%
**52
95%
[IMR 4166 Enduron]*
<<locked>>
82%
34505
63%
**46
90%
[IMR 4350]*
<<locked>>
92%
36724
67%
**47
90%
[IMR 4451 Enduron]*
<<locked>>
84%
34621
63%
**78
90%
[IMR 4831]*
<<locked>>
88%
26803
49%
**77
90%
IMR 4895
<<locked>>
81%
35882
65%
**67
96%
IMR 8208 XBR
<<locked>>
81%
41321
75%
**16
99%
Lovex D073.6
<<locked>>
81%
37420
68%
**87
99%
Lovex S060
<<locked>>
81%
40205
73%
**57
97%
Lovex S062
<<locked>>
81%
34882
63%
**08
97%
[Lovex S065]*
<<locked>>
83%
30168
55%
**93
90%
[Lovex S070]*
<<locked>>
88%
33504
61%
**92
90%
Norma 201
<<locked>>
81%
38725
70%
**74
98%
Norma 202
<<locked>>
81%
38769
70%
**83
100%
Norma 203B
<<locked>>
81%
34403
62%
**31
96%
[Norma URP]*
<<locked>>
84%
27499
50%
**93
90%
Ramshot Big Game
<<locked>>
81%
34040
62%
**44
95%
[Ramshot Hunter]*
<<locked>>
90%
32909
60%
**21
90%
Ramshot TAC
<<locked>>
81%
41539
75%
**20
95%
Ramshot Wild Boar
<<locked>>
81%
40480
73%
**39
98%
Ramshot X-Terminator
<<locked>>
81%
45005
82%
**65
98%
[ReloadSwiss RS 50]*
<<locked>>
81%
33692
61%
**75
91%
ReloadSwiss RS 52
<<locked>>
81%
32982
60%
**44
97%
[ReloadSwiss RS 60]*
<<locked>>
81%
27572
50%
**23
93%
[ReloadSwiss RS 62]*
<<locked>>
86%
28311
51%
**39
90%
[ReloadSwiss RS 70]*
<<locked>>
89%
32213
58%
**21
90%
Rottweil R 901
<<locked>>
81%
42656
77%
**16
100%
Rottweil R 902
<<locked>>
81%
36854
67%
**28
98%
Rottweil R 903
<<locked>>
81%
29936
54%
**39
95%
[Rottweil R 907]*
<<locked>>
87%
35955
65%
**08
90%
[SNPE Vectan SP 11]*
<<locked>>
81%
31343
57%
**78
94%
SNPE Vectan SP 7
<<locked>>
81%
39392
71%
**90
95%
SNPE Vectan SP 9
<<locked>>
81%
37811
69%
**77
97%
SNPE Vectan Tubal 3000
<<locked>>
81%
40350
73%
**41
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
32938
60%
**19
99%
[SNPE Vectan Tubal 7000]*
<<locked>>
87%
33083
60%
**39
90%
[Shooters World Long Rifle]*
<<locked>>
83%
30168
55%
**93
90%
Shooters World Match Rifle
<<locked>>
81%
37420
68%
**87
99%
Shooters World Precision
<<locked>>
81%
34882
63%
**08
97%
Somchem S321
<<locked>>
81%
44628
81%
**92
99%
Somchem S335
<<locked>>
81%
39798
72%
**44
100%
Somchem S341
<<locked>>
81%
39030
71%
**93
97%
Somchem S355
<<locked>>
81%
31125
56%
**49
95%
[Somchem S365]*
<<locked>>
81%
22597
41%
**78
91%
Vihtavuori N130
<<locked>>
81%
44918
81%
**93
100%
Vihtavuori N133
<<locked>>
81%
37913
69%
**98
100%
Vihtavuori N135
<<locked>>
81%
30211
55%
**13
100%
Vihtavuori N140
<<locked>>
81%
36230
66%
**21
100%
Vihtavuori N150
<<locked>>
81%
26585
48%
**24
95%
[Vihtavuori N160]*
<<locked>>
81%
27572
50%
**67
90%
Vihtavuori N530
<<locked>>
81%
43627
79%
**69
99%
Vihtavuori N540
<<locked>>
81%
35795
65%
**38
99%
[Vihtavuori N550]*
<<locked>>
81%
27470
50%
**96
90%
[Vihtavuori N555]*
<<locked>>
92%
26150
47%
**10
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
26687
48%
**18
92%
Winchester 748
<<locked>>
81%
43482
79%
**08
100%
[Winchester 760]*
<<locked>>
86%
34548
63%
**57
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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