top of page

Load data for 8.5 mm Messner Magnum + .338 | 225gr | Nosler Expansion Tip

Recommended Powder(s): Alliant Reloder-26, Hodgdon Superperformance, Norma 204, Ramshot Hunter, ReloadSwiss RS 70

8.5 mm Messner Magnum + .338 | 225gr | Nosler Expansion Tip

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 225gr | Nosler Expansion Tip
Manufacturer SKU:
59372
Bullet Weight:
225gr | 14.6g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.460" | 37.1mm
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:
0.555" | 14.1mm
Shank Seated Depth:
0.417" | 10.6mm
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_B4142_C1203
Last updated:
2025-01-01
Recommended Twist Rate:
1:13 - 1:11

Load data for 158 loads in caliber 8.5 mm Messner Magnum with .338 | 225gr | Nosler Expansion Tip bullet and 79 powders such as Alliant Reloder-26, Hodgdon Superperformance, Norma 204, Ramshot Hunter, 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".

  • No data yet

  • 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.

    .

    Loading_icon.gif

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%
57217
90%
**76
100%
ADI AR 2209
<<locked>>
96%
56869
89%
**64
99%
ADI AR 2213
<<locked>>
97%
51895
81%
**18
97%
[ADI AR 2217]*
<<locked>>
97%
37753
59%
**16
92%
[ADI AR 2225]*
<<locked>>
97%
33402
52%
**77
94%
Accurate 2700
<<locked>>
86%
56797
89%
**36
99%
Accurate 3100
<<locked>>
97%
50995
80%
**33
100%
Accurate 4064
<<locked>>
84%
57261
90%
**40
100%
Accurate 4350
<<locked>>
91%
57145
90%
**38
100%
[Accurate MAGPRO]*
<<locked>>
97%
49661
78%
**99
94%
Alliant Reloder- TS 15.5
<<locked>>
85%
56739
89%
**79
100%
Alliant Reloder-16
<<locked>>
93%
57246
90%
**87
100%
Alliant Reloder-17
<<locked>>
88%
56898
89%
**84
100%
Alliant Reloder-19
<<locked>>
97%
56695
89%
**61
99%
Alliant Reloder-22
<<locked>>
97%
50894
80%
**12
98%
Alliant Reloder-23
<<locked>>
97%
47848
75%
**49
100%
Alliant Reloder-25
<<locked>>
97%
41713
65%
**74
99%
Alliant Reloder-26 👍
<<locked>>
97%
55303
87%
**46
100%
[Hodgdon H1000]*
<<locked>>
97%
37753
59%
**16
92%
Hodgdon H380
<<locked>>
85%
57276
90%
**02
100%
Hodgdon H414
<<locked>>
87%
56840
89%
**58
100%
Hodgdon H4350
<<locked>>
94%
57043
89%
**08
99%
Hodgdon H4831
<<locked>>
97%
47732
75%
**94
95%
Hodgdon H4831 SC
<<locked>>
97%
54302
85%
**02
97%
Hodgdon Hybrid 100V
<<locked>>
95%
57421
90%
**02
100%
Hodgdon LVR
<<locked>>
90%
57246
90%
**41
100%
[Hodgdon Retumbo]*
<<locked>>
97%
33402
52%
**77
94%
Hodgdon Superperformance 👍
<<locked>>
90%
57014
89%
**94
100%
Hodgdon VARGET
<<locked>>
86%
57377
90%
**76
100%
Hodgdon TrailBoss
<<locked>>
97%
35215
55%
**96
100%
IMR 4064
<<locked>>
86%
57305
90%
**62
100%
IMR 4166 Enduron
<<locked>>
87%
57116
90%
**66
100%
IMR 4350
<<locked>>
92%
57101
89%
**08
99%
IMR 4451 Enduron
<<locked>>
88%
57246
90%
**89
100%
IMR 4831
<<locked>>
96%
57203
90%
**28
100%
IMR 4955 Enduron
<<locked>>
97%
52997
83%
**46
97%
IMR 7828 SSC
<<locked>>
97%
53432
84%
**61
97%
Lovex S062
<<locked>>
84%
57101
89%
**53
100%
Lovex S065
<<locked>>
90%
57334
90%
**89
100%
Lovex S070
<<locked>>
91%
57058
89%
**05
100%
Lovex S071
<<locked>>
97%
42583
67%
**92
98%
Norma 203B
<<locked>>
84%
57305
90%
**99
100%
Norma 204 👍
<<locked>>
92%
57421
90%
**51
99%
Norma MRP
<<locked>>
97%
54085
85%
**04
99%
Norma URP
<<locked>>
92%
57217
90%
**44
100%
Ramshot Hunter 👍
<<locked>>
92%
56985
89%
**64
100%
Ramshot Magnum
<<locked>>
97%
48849
77%
**72
98%
ReloadSwiss RS 14
<<locked>>
97%
35781
56%
**32
100%
ReloadSwiss RS 50
<<locked>>
84%
56898
89%
**85
100%
ReloadSwiss RS 52
<<locked>>
83%
56942
89%
**02
100%
ReloadSwiss RS 60
<<locked>>
89%
56840
89%
**97
100%
ReloadSwiss RS 62
<<locked>>
91%
57232
90%
**64
100%
ReloadSwiss RS 70 👍
<<locked>>
92%
57116
90%
**13
100%
ReloadSwiss RS 76
<<locked>>
97%
40553
64%
**87
97%
Rottweil R 903
<<locked>>
86%
56956
89%
**76
100%
Rottweil R 904
<<locked>>
96%
57363
90%
**15
98%
Rottweil R 905
<<locked>>
97%
56086
88%
**51
99%
Rottweil R 907
<<locked>>
89%
56927
89%
**82
99%
SNPE Vectan SP 11
<<locked>>
86%
56753
89%
**15
100%
SNPE Vectan Tubal 5000
<<locked>>
86%
57421
90%
**54
100%
SNPE Vectan Tubal 7000
<<locked>>
90%
57290
90%
**46
100%
Shooters World Long Rifle
<<locked>>
90%
57334
90%
**89
100%
Shooters World Precision
<<locked>>
84%
57101
89%
**53
100%
Somchem S355
<<locked>>
86%
56942
89%
**76
100%
Somchem S361
<<locked>>
95%
57000
89%
**85
97%
Somchem S365
<<locked>>
94%
56652
89%
**44
100%
Somchem S385
<<locked>>
97%
57203
90%
**38
99%
Vihtavuori N135
<<locked>>
88%
56898
89%
**84
100%
Vihtavuori N150
<<locked>>
92%
56826
89%
**33
100%
Vihtavuori N160
<<locked>>
89%
57145
90%
**05
100%
Vihtavuori N165
<<locked>>
97%
47558
75%
**71
98%
Vihtavuori N540
<<locked>>
83%
57435
90%
**40
100%
Vihtavuori N550
<<locked>>
89%
57188
90%
**44
100%
Vihtavuori N555
<<locked>>
97%
53519
84%
**22
100%
Vihtavuori N560
<<locked>>
97%
51024
80%
**35
96%
[Vihtavuori N565]*
<<locked>>
97%
43366
68%
**80
94%
Winchester 6.5 StaBALL
<<locked>>
91%
57101
89%
**76
100%
Winchester 760
<<locked>>
87%
56840
89%
**58
100%
Winchester StaBALL HD
<<locked>>
97%
43192
68%
**12
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
49298
77%
**54
100%
[ADI AR 2209]*
<<locked>>
81%
34360
54%
**28
92%
[ADI AR 2213]*
<<locked>>
85%
34374
54%
**44
90%
[ADI AR 2217]*
<<locked>>
94%
34766
54%
**44
90%
[ADI AR 2225]*
<<locked>>
92%
28747
45%
**26
90%
Accurate 2700
<<locked>>
81%
47471
74%
**92
98%
[Accurate 3100]*
<<locked>>
81%
29834
47%
**06
94%
Accurate 4064
<<locked>>
81%
52794
83%
**80
100%
Accurate 4350
<<locked>>
81%
40582
64%
**66
99%
[Accurate MAGPRO]*
<<locked>>
89%
38058
60%
**69
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
49966
78%
**77
100%
Alliant Reloder-16
<<locked>>
81%
39247
61%
**72
99%
Alliant Reloder-17
<<locked>>
81%
44686
70%
**90
100%
[Alliant Reloder-19]*
<<locked>>
81%
34200
54%
**25
93%
[Alliant Reloder-22]*
<<locked>>
81%
30008
47%
**52
90%
Alliant Reloder-23
<<locked>>
81%
28776
45%
**33
97%
[Alliant Reloder-25]*
<<locked>>
81%
25367
40%
**21
91%
Alliant Reloder-26
<<locked>>
81%
30908
48%
**51
96%
[Hodgdon H1000]*
<<locked>>
94%
34766
54%
**44
90%
Hodgdon H380
<<locked>>
81%
51184
80%
**10
100%
Hodgdon H414
<<locked>>
81%
46137
72%
**80
98%
Hodgdon H4350
<<locked>>
81%
37942
59%
**67
95%
[Hodgdon H4831]*
<<locked>>
87%
35172
55%
**31
90%
[Hodgdon H4831 SC]*
<<locked>>
84%
35172
55%
**31
90%
Hodgdon Hybrid 100V
<<locked>>
81%
36796
58%
**64
100%
Hodgdon LVR
<<locked>>
81%
43279
68%
**15
99%
[Hodgdon Retumbo]*
<<locked>>
92%
28747
45%
**26
90%
Hodgdon Superperformance
<<locked>>
81%
41423
65%
**25
97%
Hodgdon VARGET
<<locked>>
81%
49153
77%
**54
100%
Hodgdon TrailBoss
<<locked>>
92%
32706
51%
**47
100%
IMR 4064
<<locked>>
81%
48660
76%
**38
100%
IMR 4166 Enduron
<<locked>>
81%
47819
75%
**15
99%
IMR 4350
<<locked>>
81%
39711
62%
**97
96%
IMR 4451 Enduron
<<locked>>
81%
45745
72%
**05
98%
IMR 4831
<<locked>>
81%
35433
56%
**41
98%
[IMR 4955 Enduron]*
<<locked>>
82%
34084
53%
**65
90%
[IMR 7828 SSC]*
<<locked>>
84%
34040
53%
**54
90%
Lovex S062
<<locked>>
81%
52112
82%
**84
100%
Lovex S065
<<locked>>
81%
43352
68%
**56
99%
Lovex S070
<<locked>>
81%
41437
65%
**39
97%
[Lovex S071]*
<<locked>>
81%
25585
40%
**82
91%
Norma 203B
<<locked>>
81%
53040
83%
**36
100%
Norma 204
<<locked>>
81%
39523
62%
**36
95%
[Norma MRP]*
<<locked>>
81%
31009
49%
**08
93%
Norma URP
<<locked>>
81%
40248
63%
**52
99%
Ramshot Hunter
<<locked>>
81%
38957
61%
**43
97%
[Ramshot Magnum]*
<<locked>>
82%
28848
45%
**13
90%
ReloadSwiss RS 14
<<locked>>
87%
31299
49%
**47
100%
ReloadSwiss RS 50
<<locked>>
81%
51010
80%
**94
99%
ReloadSwiss RS 52
<<locked>>
81%
53156
83%
**56
100%
ReloadSwiss RS 60
<<locked>>
81%
43149
68%
**87
100%
ReloadSwiss RS 62
<<locked>>
81%
40263
63%
**82
99%
ReloadSwiss RS 70
<<locked>>
81%
38870
61%
**92
98%
[ReloadSwiss RS 76]*
<<locked>>
88%
29457
46%
**82
90%
Rottweil R 903
<<locked>>
81%
47688
75%
**41
100%
[Rottweil R 904]*
<<locked>>
81%
35636
56%
**15
92%
[Rottweil R 905]*
<<locked>>
81%
33127
52%
**05
92%
Rottweil R 907
<<locked>>
81%
44396
70%
**72
97%
SNPE Vectan SP 11
<<locked>>
81%
49023
77%
**00
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
48747
76%
**43
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
42467
67%
**03
97%
Shooters World Long Rifle
<<locked>>
81%
43352
68%
**56
99%
Shooters World Precision
<<locked>>
81%
52112
82%
**84
100%
Somchem S355
<<locked>>
81%
47979
75%
**38
100%
[Somchem S361]*
<<locked>>
81%
36143
57%
**98
91%
Somchem S365
<<locked>>
81%
36463
57%
**16
100%
[Somchem S385]*
<<locked>>
81%
33881
53%
**98
94%
Vihtavuori N135
<<locked>>
81%
46586
73%
**43
100%
Vihtavuori N150
<<locked>>
81%
41089
64%
**90
100%
Vihtavuori N160
<<locked>>
81%
43279
68%
**85
99%
[Vihtavuori N165]*
<<locked>>
81%
28471
45%
**54
90%
Vihtavuori N540
<<locked>>
81%
53722
84%
**84
100%
Vihtavuori N550
<<locked>>
81%
44034
69%
**31
99%
Vihtavuori N555
<<locked>>
81%
32097
50%
**11
98%
[Vihtavuori N560]*
<<locked>>
85%
34795
55%
**87
90%
[Vihtavuori N565]*
<<locked>>
89%
33388
52%
**57
90%
Winchester 6.5 StaBALL
<<locked>>
81%
40553
64%
**26
100%
Winchester 760
<<locked>>
81%
46137
72%
**80
98%
Winchester StaBALL HD
<<locked>>
81%
25512
40%
**13
97%

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

bottom of page