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Load data for 8.5 mm Messner Magnum + .338 | 210gr | Barnes TSX BT

Recommended Powder(s): Accurate 4350, Hodgdon Superperformance, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70

8.5 mm Messner Magnum + .338 | 210gr | Barnes TSX BT

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 210gr | Barnes TSX BT
Manufacturer SKU:
30410
Bullet Weight:
210gr | 13.6g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.360" | 34.5mm
Caliber:
8.5 mm Messner Magnum load data
Case Length (l3):
2.508" | 63.7mm
Cartridge Length (C.O.L.):
3.413" | 86.7mm
Seated Depth:
0.455" | 11.6mm
Shank Seated Depth:
0.330" | 8.4mm
Case Capacity:
106.0 Grains of Water | 6.88 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B670_C1203
Last updated:
2025-01-01
Recommended Twist Rate:
1:14 - 1:12

Load data for 166 loads in caliber 8.5 mm Messner Magnum with .338 | 210gr | Barnes TSX BT bullet and 83 powders such as Accurate 4350, Hodgdon Superperformance, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70. 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 2208
<<locked>>
86%
57043
89%
**71
100%
ADI AR 2209
<<locked>>
97%
55724
87%
**46
98%
ADI AR 2213
<<locked>>
97%
49922
78%
**67
95%
Accurate 2700
<<locked>>
87%
57406
90%
**38
99%
Accurate 3100
<<locked>>
97%
49472
78%
**99
99%
Accurate 4064
<<locked>>
85%
56985
89%
**38
100%
Accurate 4350 👍
<<locked>>
92%
57319
90%
**40
100%
[Accurate MAGPRO]*
<<locked>>
97%
48080
75%
**61
93%
Alliant Reloder- TS 15.5
<<locked>>
86%
56884
89%
**81
100%
Alliant Reloder-15
<<locked>>
84%
56855
89%
**97
100%
Alliant Reloder-16
<<locked>>
94%
57392
90%
**86
100%
Alliant Reloder-17
<<locked>>
89%
57348
90%
**92
100%
Alliant Reloder-19
<<locked>>
97%
55332
87%
**36
98%
Alliant Reloder-22
<<locked>>
97%
49052
77%
**77
97%
Alliant Reloder-23
<<locked>>
97%
46630
73%
**18
100%
Alliant Reloder-25
<<locked>>
97%
40451
63%
**26
98%
Alliant Reloder-26
<<locked>>
97%
52924
83%
**05
100%
Hodgdon CFE223
<<locked>>
84%
57348
90%
**40
100%
Hodgdon H380
<<locked>>
85%
57188
90%
**00
100%
Hodgdon H414
<<locked>>
88%
57232
90%
**63
99%
Hodgdon H4350
<<locked>>
95%
57203
90%
**97
99%
[Hodgdon H4831]*
<<locked>>
97%
46238
72%
**53
94%
Hodgdon H4831 SC
<<locked>>
97%
52373
82%
**58
95%
Hodgdon Hybrid 100V
<<locked>>
95%
56956
89%
**00
100%
Hodgdon LVR
<<locked>>
91%
57392
90%
**40
100%
Hodgdon Superperformance 👍
<<locked>>
90%
56710
89%
**86
99%
Hodgdon VARGET
<<locked>>
87%
57043
89%
**71
100%
Hodgdon TrailBoss
<<locked>>
96%
34708
54%
**55
100%
IMR 3031
<<locked>>
83%
57334
90%
**48
100%
IMR 4064
<<locked>>
87%
57377
90%
**67
100%
IMR 4166 Enduron
<<locked>>
88%
57290
90%
**67
99%
IMR 4350
<<locked>>
93%
57159
90%
**04
99%
IMR 4451 Enduron
<<locked>>
89%
57392
90%
**90
99%
IMR 4831
<<locked>>
97%
55970
88%
**04
100%
IMR 4895
<<locked>>
83%
56884
89%
**07
100%
IMR 4955 Enduron
<<locked>>
97%
51764
81%
**12
96%
IMR 7828 SSC
<<locked>>
97%
51663
81%
**20
96%
Lovex S062
<<locked>>
85%
57072
89%
**51
100%
Lovex S065
<<locked>>
91%
56985
89%
**81
100%
Lovex S070
<<locked>>
92%
57305
90%
**04
99%
Lovex S071
<<locked>>
97%
41017
64%
**41
97%
Norma 203B
<<locked>>
84%
57377
90%
**04
100%
Norma 204
<<locked>>
93%
57232
90%
**36
98%
Norma MRP
<<locked>>
97%
51866
81%
**56
99%
Norma URP
<<locked>>
93%
57276
90%
**40
100%
Ramshot Big Game
<<locked>>
84%
57377
90%
**13
100%
Ramshot Hunter 👍
<<locked>>
93%
56695
89%
**53
100%
Ramshot Magnum
<<locked>>
97%
47195
74%
**18
97%
ReloadSwiss RS 14
<<locked>>
96%
35520
56%
**98
100%
ReloadSwiss RS 50
<<locked>>
85%
57000
89%
**77
100%
ReloadSwiss RS 52
<<locked>>
84%
57072
89%
**10
100%
ReloadSwiss RS 60
<<locked>>
90%
57058
89%
**12
100%
ReloadSwiss RS 62 👍
<<locked>>
92%
57029
89%
**66
100%
ReloadSwiss RS 70 👍
<<locked>>
93%
56942
89%
**09
100%
ReloadSwiss RS 76
<<locked>>
97%
39276
62%
**33
96%
Rottweil R 902
<<locked>>
84%
57101
89%
**31
100%
Rottweil R 903
<<locked>>
88%
57406
90%
**87
100%
Rottweil R 904
<<locked>>
97%
57116
89%
**13
97%
Rottweil R 905
<<locked>>
97%
54418
85%
**23
98%
Rottweil R 907
<<locked>>
90%
57116
90%
**87
99%
SNPE Vectan SP 11
<<locked>>
87%
57421
90%
**20
100%
SNPE Vectan Tubal 5000
<<locked>>
87%
57087
89%
**53
100%
SNPE Vectan Tubal 7000
<<locked>>
91%
56956
89%
**31
99%
Shooters World Long Rifle
<<locked>>
91%
56985
89%
**81
100%
Shooters World Precision
<<locked>>
85%
57072
89%
**51
100%
Somchem S355
<<locked>>
88%
57276
90%
**77
100%
Somchem S361
<<locked>>
95%
56956
89%
**71
96%
Somchem S365
<<locked>>
95%
56869
89%
**53
100%
Somchem S385
<<locked>>
97%
54984
86%
**97
99%
Vihtavuori N133
<<locked>>
84%
57377
90%
**43
100%
Vihtavuori N135
<<locked>>
89%
57145
90%
**85
100%
Vihtavuori N140
<<locked>>
83%
56753
89%
**99
100%
Vihtavuori N150
<<locked>>
93%
57348
90%
**41
100%
Vihtavuori N160
<<locked>>
90%
57058
89%
**04
100%
Vihtavuori N165
<<locked>>
97%
45876
72%
**26
97%
Vihtavuori N540
<<locked>>
84%
56797
89%
**25
100%
Vihtavuori N550
<<locked>>
90%
57406
90%
**46
100%
Vihtavuori N555
<<locked>>
97%
52141
82%
**00
100%
Vihtavuori N560
<<locked>>
97%
49400
77%
**90
95%
[Vihtavuori N565]*
<<locked>>
97%
41655
65%
**30
93%
Winchester 6.5 StaBALL
<<locked>>
92%
57145
90%
**74
100%
Winchester 760
<<locked>>
88%
57232
90%
**63
99%
Winchester StaBALL HD
<<locked>>
97%
40973
64%
**67
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
48269
76%
**30
100%
[ADI AR 2209]*
<<locked>>
81%
33243
52%
**77
91%
[ADI AR 2213]*
<<locked>>
87%
36651
57%
**79
90%
Accurate 2700
<<locked>>
81%
46557
73%
**54
97%
[Accurate 3100]*
<<locked>>
81%
28572
45%
**49
92%
Accurate 4064
<<locked>>
81%
51024
80%
**56
100%
Accurate 4350
<<locked>>
81%
38986
61%
**25
98%
[Accurate MAGPRO]*
<<locked>>
92%
40944
64%
**13
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
48762
76%
**56
100%
Alliant Reloder-15
<<locked>>
81%
52069
82%
**25
100%
Alliant Reloder-16
<<locked>>
81%
37869
59%
**31
99%
Alliant Reloder-17
<<locked>>
81%
43221
68%
**59
100%
[Alliant Reloder-19]*
<<locked>>
81%
33025
52%
**77
91%
[Alliant Reloder-22]*
<<locked>>
84%
31720
50%
**74
90%
Alliant Reloder-23
<<locked>>
81%
27847
44%
**79
96%
[Alliant Reloder-25]*
<<locked>>
83%
26295
41%
**26
90%
[Alliant Reloder-26]*
<<locked>>
81%
29631
46%
**87
94%
Hodgdon CFE223
<<locked>>
81%
51184
80%
**41
100%
Hodgdon H380
<<locked>>
81%
49356
77%
**72
100%
Hodgdon H414
<<locked>>
81%
44686
70%
**40
97%
[Hodgdon H4350]*
<<locked>>
81%
36680
57%
**16
94%
[Hodgdon H4831]*
<<locked>>
90%
37101
58%
**49
90%
[Hodgdon H4831 SC]*
<<locked>>
86%
37101
58%
**49
90%
Hodgdon Hybrid 100V
<<locked>>
81%
35389
55%
**23
99%
Hodgdon LVR
<<locked>>
81%
41785
65%
**67
98%
Hodgdon Superperformance
<<locked>>
81%
40132
63%
**77
96%
Hodgdon VARGET
<<locked>>
81%
47761
75%
**20
100%
Hodgdon TrailBoss
<<locked>>
85%
29457
46%
**47
100%
IMR 3031
<<locked>>
81%
53374
84%
**95
100%
IMR 4064
<<locked>>
81%
47326
74%
**07
100%
IMR 4166 Enduron
<<locked>>
81%
46543
73%
**77
98%
IMR 4350
<<locked>>
81%
38667
61%
**59
95%
IMR 4451 Enduron
<<locked>>
81%
44701
70%
**64
97%
IMR 4831
<<locked>>
81%
34142
54%
**90
97%
IMR 4895
<<locked>>
81%
53330
84%
**48
100%
[IMR 4955 Enduron]*
<<locked>>
85%
35911
56%
**93
90%
[IMR 7828 SSC]*
<<locked>>
87%
36477
57%
**89
90%
Lovex S062
<<locked>>
81%
50981
80%
**66
100%
Lovex S065
<<locked>>
81%
41974
66%
**12
98%
Lovex S070
<<locked>>
81%
40248
63%
**95
96%
[Lovex S071]*
<<locked>>
82%
25164
39%
**47
90%
Norma 203B
<<locked>>
81%
51285
80%
**08
100%
[Norma 204]*
<<locked>>
81%
38261
60%
**89
93%
[Norma MRP]*
<<locked>>
81%
30197
47%
**61
91%
Norma URP
<<locked>>
81%
38725
61%
**12
98%
Ramshot Big Game
<<locked>>
81%
51866
81%
**35
100%
Ramshot Hunter
<<locked>>
81%
37666
59%
**05
96%
[Ramshot Magnum]*
<<locked>>
85%
30966
49%
**41
90%
ReloadSwiss RS 14
<<locked>>
81%
28369
44%
**50
100%
ReloadSwiss RS 50
<<locked>>
81%
49588
78%
**66
99%
ReloadSwiss RS 52
<<locked>>
81%
51517
81%
**28
100%
ReloadSwiss RS 60
<<locked>>
81%
41655
65%
**46
100%
ReloadSwiss RS 62
<<locked>>
81%
38870
61%
**41
98%
ReloadSwiss RS 70
<<locked>>
81%
37724
59%
**48
97%
[ReloadSwiss RS 76]*
<<locked>>
90%
31125
49%
**00
90%
Rottweil R 902
<<locked>>
81%
52895
83%
**76
100%
Rottweil R 903
<<locked>>
81%
46267
72%
**13
100%
[Rottweil R 904]*
<<locked>>
81%
34606
54%
**70
90%
[Rottweil R 905]*
<<locked>>
81%
32024
50%
**57
91%
Rottweil R 907
<<locked>>
81%
43134
68%
**35
96%
SNPE Vectan SP 11
<<locked>>
81%
47529
74%
**69
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
47456
74%
**18
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
41118
64%
**62
97%
Shooters World Long Rifle
<<locked>>
81%
41974
66%
**12
98%
Shooters World Precision
<<locked>>
81%
50981
80%
**66
100%
Somchem S355
<<locked>>
81%
46427
73%
**10
100%
[Somchem S361]*
<<locked>>
82%
36782
58%
**93
90%
Somchem S365
<<locked>>
81%
35215
55%
**75
100%
[Somchem S385]*
<<locked>>
81%
32561
51%
**44
92%
Vihtavuori N133
<<locked>>
81%
53011
83%
**87
100%
Vihtavuori N135
<<locked>>
81%
45353
71%
**21
100%
Vihtavuori N140
<<locked>>
81%
52417
82%
**40
100%
Vihtavuori N150
<<locked>>
81%
39842
62%
**56
100%
Vihtavuori N160
<<locked>>
81%
41945
66%
**48
99%
[Vihtavuori N165]*
<<locked>>
84%
29965
47%
**65
90%
Vihtavuori N540
<<locked>>
81%
52112
82%
**62
100%
Vihtavuori N550
<<locked>>
81%
42322
66%
**90
99%
Vihtavuori N555
<<locked>>
81%
30676
48%
**57
96%
[Vihtavuori N560]*
<<locked>>
88%
36811
58%
**21
90%
[Vihtavuori N565]*
<<locked>>
92%
35462
56%
**82
90%
Winchester 6.5 StaBALL
<<locked>>
81%
39494
62%
**82
100%
Winchester 760
<<locked>>
81%
44686
70%
**40
97%
[Winchester StaBALL HD]*
<<locked>>
81%
24627
39%
**39
94%

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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