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Load data for 8.5 mm Messner Magnum + .338 | 265gr | Barnes LRX BT

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Recommended Powder(s):

8.5 mm Messner Magnum + .338 | 265gr | Barnes LRX BT

Load Specifications

Bullet:
.338 | 265gr | Barnes LRX BT
Manufacturer SKU:
30434
Bullet Weight:
265gr | 17.2g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.783" | 45.3mm
Caliber:
8.5 mm Messner Magnum
Case Length (l3):
2.508" | 63.7mm
Cartridge Length (C.O.L.):
3.413" | 86.7mm
Seated Depth:
0.878" | 22.3mm
Shank Seated Depth:
0.681" | 17.3mm
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_B687_C1203

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

Load data for 146 loads in caliber 8.5 mm Messner Magnum with .338 | 265gr | Barnes LRX BT bullet and 73 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 2208
<<locked>>
84%
57203
90%
**36
100%
ADI AR 2209 👍
<<locked>>
95%
57377
90%
**48
100%
ADI AR 2213
<<locked>>
97%
54766
86%
**44
99%
ADI AR 2217
<<locked>>
97%
39929
63%
**85
95%
ADI AR 2225
<<locked>>
97%
35172
55%
**43
97%
Accurate 2700
<<locked>>
85%
57014
89%
**13
100%
Accurate 3100
<<locked>>
97%
54099
85%
**52
100%
Accurate 4350
<<locked>>
89%
56797
89%
**92
100%
Accurate MAGPRO
<<locked>>
97%
53403
84%
**41
97%
Alliant Reloder- TS 15.5
<<locked>>
84%
57348
90%
**46
100%
Alliant Reloder-16
<<locked>>
91%
57232
90%
**35
100%
Alliant Reloder-17
<<locked>>
86%
56826
89%
**35
100%
Alliant Reloder-19 👍
<<locked>>
95%
57276
90%
**44
100%
Alliant Reloder-22
<<locked>>
97%
54070
85%
**44
99%
Alliant Reloder-23
<<locked>>
97%
51314
80%
**69
100%
Alliant Reloder-25
<<locked>>
97%
44512
70%
**16
100%
Alliant Reloder-26
<<locked>>
96%
57290
90%
**30
100%
Hodgdon H1000
<<locked>>
97%
39929
63%
**85
95%
Hodgdon H414
<<locked>>
86%
57246
90%
**31
100%
Hodgdon H4350
<<locked>>
92%
56826
89%
**72
100%
Hodgdon H4831
<<locked>>
97%
50444
79%
**23
97%
Hodgdon H4831 SC
<<locked>>
97%
57334
90%
**21
98%
Hodgdon Hybrid 100V
<<locked>>
93%
56811
89%
**52
100%
Hodgdon LVR
<<locked>>
88%
57217
90%
**98
100%
Hodgdon Retumbo
<<locked>>
97%
35172
55%
**43
97%
Hodgdon Superperformance
<<locked>>
88%
56811
89%
**61
100%
Hodgdon VARGET
<<locked>>
85%
57203
90%
**36
100%
IMR 4064
<<locked>>
85%
57058
89%
**23
100%
IMR 4166 Enduron
<<locked>>
86%
57392
90%
**33
100%
IMR 4350
<<locked>>
91%
56840
89%
**69
100%
IMR 4451 Enduron
<<locked>>
86%
56811
89%
**56
100%
IMR 4831
<<locked>>
95%
57232
90%
**85
100%
IMR 4955 Enduron
<<locked>>
97%
55767
87%
**66
98%
IMR 7828 SSC
<<locked>>
97%
55854
88%
**67
99%
[IMR 8133 Enduron]*
<<locked>>
97%
31372
49%
**51
91%
Lovex S065
<<locked>>
89%
57348
90%
**56
100%
Lovex S070
<<locked>>
90%
56768
89%
**72
100%
Lovex S071
<<locked>>
97%
45513
71%
**28
100%
Norma 204 👍
<<locked>>
90%
57203
90%
**18
99%
Norma 217
<<locked>>
97%
31343
49%
**77
95%
Norma MRP 👍
<<locked>>
97%
56710
89%
**03
100%
Norma URP
<<locked>>
90%
57305
90%
**08
100%
Ramshot Hunter
<<locked>>
91%
57014
89%
**25
100%
Ramshot Magnum
<<locked>>
97%
52417
82%
**08
100%
ReloadSwiss RS 60
<<locked>>
87%
56869
89%
**54
100%
ReloadSwiss RS 62
<<locked>>
89%
57276
90%
**28
100%
ReloadSwiss RS 70
<<locked>>
90%
57261
90%
**74
100%
ReloadSwiss RS 76
<<locked>>
97%
42917
67%
**43
99%
[ReloadSwiss RS 80]*
<<locked>>
97%
38566
60%
**31
93%
Rottweil R 903
<<locked>>
85%
56869
89%
**39
100%
Rottweil R 904
<<locked>>
94%
56753
89%
**89
99%
Rottweil R 905 👍
<<locked>>
96%
57435
90%
**38
100%
Rottweil R 907
<<locked>>
88%
57232
90%
**59
100%
SNPE Vectan SP 11
<<locked>>
84%
56942
89%
**75
100%
SNPE Vectan Tubal 5000
<<locked>>
85%
57087
89%
**21
100%
SNPE Vectan Tubal 7000
<<locked>>
89%
56971
89%
**16
100%
Shooters World Long Rifle
<<locked>>
89%
57348
90%
**56
100%
Somchem S355
<<locked>>
85%
56898
89%
**39
100%
Somchem S361
<<locked>>
93%
57116
90%
**69
98%
Somchem S365
<<locked>>
92%
57363
90%
**08
100%
Somchem S385
<<locked>>
95%
57290
90%
**05
100%
Vihtavuori N135
<<locked>>
86%
57174
90%
**48
100%
Vihtavuori N150
<<locked>>
90%
56942
89%
**97
100%
Vihtavuori N160
<<locked>>
88%
57435
90%
**69
100%
Vihtavuori N165
<<locked>>
97%
50430
79%
**03
99%
Vihtavuori N550
<<locked>>
87%
57072
89%
**05
100%
Vihtavuori N555
<<locked>>
97%
57261
90%
**38
100%
Vihtavuori N560
<<locked>>
97%
54201
85%
**64
98%
Vihtavuori N565
<<locked>>
97%
46006
72%
**20
97%
[Vihtavuori N568]*
<<locked>>
97%
40045
63%
**48
93%
Winchester 6.5 StaBALL
<<locked>>
89%
57058
89%
**43
100%
Winchester 760
<<locked>>
86%
57246
90%
**31
100%
Winchester StaBALL HD
<<locked>>
97%
46789
73%
**28
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
51880
81%
**64
100%
ADI AR 2209
<<locked>>
81%
36318
57%
**83
95%
[ADI AR 2213]*
<<locked>>
81%
32198
50%
**08
91%
[ADI AR 2217]*
<<locked>>
88%
30371
48%
**59
90%
[ADI AR 2225]*
<<locked>>
86%
25295
40%
**54
90%
Accurate 2700
<<locked>>
81%
49879
78%
**18
99%
Accurate 3100
<<locked>>
81%
31879
50%
**72
97%
Accurate 4350
<<locked>>
81%
43149
68%
**98
100%
[Accurate MAGPRO]*
<<locked>>
83%
33547
53%
**67
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
52634
82%
**84
100%
Alliant Reloder-16
<<locked>>
81%
41539
65%
**02
100%
Alliant Reloder-17
<<locked>>
81%
47442
74%
**07
100%
Alliant Reloder-19
<<locked>>
81%
36143
57%
**80
95%
[Alliant Reloder-22]*
<<locked>>
81%
31836
50%
**18
94%
Alliant Reloder-23
<<locked>>
81%
30676
48%
**95
99%
Alliant Reloder-25
<<locked>>
81%
26992
42%
**16
95%
Alliant Reloder-26
<<locked>>
81%
32953
52%
**13
99%
[Hodgdon H1000]*
<<locked>>
88%
30371
48%
**59
90%
Hodgdon H414
<<locked>>
81%
48849
77%
**07
100%
Hodgdon H4350
<<locked>>
81%
40030
63%
**03
98%
[Hodgdon H4831]*
<<locked>>
81%
30879
48%
**42
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
33736
53%
**11
92%
Hodgdon Hybrid 100V
<<locked>>
81%
39044
61%
**00
100%
Hodgdon LVR
<<locked>>
81%
45832
72%
**38
100%
[Hodgdon Retumbo]*
<<locked>>
86%
25295
40%
**54
90%
Hodgdon Superperformance
<<locked>>
81%
44034
69%
**61
99%
Hodgdon VARGET
<<locked>>
81%
51372
80%
**57
100%
IMR 4064
<<locked>>
81%
51039
80%
**44
100%
IMR 4166 Enduron
<<locked>>
81%
49748
78%
**28
100%
IMR 4350
<<locked>>
81%
42090
66%
**39
98%
IMR 4451 Enduron
<<locked>>
81%
48095
75%
**28
99%
IMR 4831
<<locked>>
81%
37420
59%
**80
99%
[IMR 4955 Enduron]*
<<locked>>
81%
34258
54%
**85
92%
[IMR 7828 SSC]*
<<locked>>
81%
32851
51%
**38
92%
[IMR 8133 Enduron]*
<<locked>>
94%
29196
46%
**92
90%
Lovex S065
<<locked>>
81%
45484
71%
**79
100%
Lovex S070
<<locked>>
81%
43685
68%
**69
99%
Lovex S071
<<locked>>
81%
27441
43%
**60
95%
Norma 204
<<locked>>
81%
41800
66%
**75
97%
[Norma 217]*
<<locked>>
90%
25498
40%
**03
90%
Norma MRP
<<locked>>
81%
33112
52%
**80
96%
Norma URP
<<locked>>
81%
42453
67%
**85
100%
Ramshot Hunter
<<locked>>
81%
41321
65%
**88
99%
[Ramshot Magnum]*
<<locked>>
81%
29196
46%
**52
93%
ReloadSwiss RS 60
<<locked>>
81%
45861
72%
**07
100%
ReloadSwiss RS 62
<<locked>>
81%
42815
67%
**18
100%
ReloadSwiss RS 70
<<locked>>
81%
41205
65%
**31
100%
[ReloadSwiss RS 76]*
<<locked>>
82%
25759
40%
**96
90%
[ReloadSwiss RS 80]*
<<locked>>
92%
32851
51%
**00
90%
Rottweil R 903
<<locked>>
81%
50343
79%
**54
100%
Rottweil R 904
<<locked>>
81%
37666
59%
**64
95%
Rottweil R 905
<<locked>>
81%
35375
55%
**67
95%
Rottweil R 907
<<locked>>
81%
46673
73%
**98
99%
SNPE Vectan SP 11
<<locked>>
81%
51677
81%
**03
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
50966
80%
**49
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
44686
70%
**39
99%
Shooters World Long Rifle
<<locked>>
81%
45484
71%
**79
100%
Somchem S355
<<locked>>
81%
50386
79%
**51
100%
[Somchem S361]*
<<locked>>
81%
38130
60%
**57
94%
Somchem S365
<<locked>>
81%
39204
61%
**49
100%
Somchem S385
<<locked>>
81%
35810
56%
**47
96%
Vihtavuori N135
<<locked>>
81%
49211
77%
**49
100%
Vihtavuori N150
<<locked>>
81%
43265
68%
**13
100%
Vihtavuori N160
<<locked>>
81%
46006
72%
**11
100%
[Vihtavuori N165]*
<<locked>>
81%
30052
47%
**16
94%
Vihtavuori N550
<<locked>>
81%
46354
73%
**51
100%
Vihtavuori N555
<<locked>>
81%
34272
54%
**60
99%
[Vihtavuori N560]*
<<locked>>
81%
32039
50%
**34
91%
[Vihtavuori N565]*
<<locked>>
84%
29515
46%
**75
90%
[Vihtavuori N568]*
<<locked>>
92%
33678
53%
**00
90%
Winchester 6.5 StaBALL
<<locked>>
81%
42975
67%
**56
100%
Winchester 760
<<locked>>
81%
48849
77%
**07
100%
Winchester StaBALL HD
<<locked>>
81%
25164
39%
**05
99%

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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