top of page

Load data for 8.5 mm Messner Magnum + .338 | 275gr | CutEdge LZR

Recommended Powder(s): ADI AR 2209, Alliant Reloder-19, Alliant Reloder-26, Norma MRP, Rottweil R 905

8.5 mm Messner Magnum + .338 | 275gr | CutEdge LZR

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 275gr | CutEdge LZR
Manufacturer SKU:
LZR 338 275 MAX
Bullet Weight:
275gr | 17.8g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.991" | 50.6mm
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:
1.086" | 27.6mm
Shank Seated Depth:
0.833" | 21.2mm
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_B8525_C1203
Last updated:
2025-01-01
Recommended Twist Rate:
1:9 - 1:7

Load data for 156 loads in caliber 8.5 mm Messner Magnum with .338 | 275gr | CutEdge LZR bullet and 78 powders such as ADI AR 2209, Alliant Reloder-19, Alliant Reloder-26, Norma MRP, Rottweil R 905. 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>>
85%
56884
89%
**70
100%
ADI AR 2209 👍
<<locked>>
96%
57029
89%
**79
100%
ADI AR 2213
<<locked>>
97%
51692
81%
**43
98%
ADI AR 2217
<<locked>>
97%
37913
59%
**90
95%
ADI AR 2225
<<locked>>
97%
33228
52%
**51
96%
Accurate 2700
<<locked>>
86%
57290
90%
**61
100%
Accurate 3100
<<locked>>
97%
51343
80%
**64
100%
Accurate 4064
<<locked>>
83%
57087
89%
**41
100%
Accurate 4350
<<locked>>
91%
57043
89%
**43
100%
Accurate MAGPRO
<<locked>>
97%
50038
78%
**39
96%
Alliant Reloder- TS 15.5
<<locked>>
85%
56855
89%
**80
100%
Alliant Reloder-16
<<locked>>
92%
57029
89%
**79
100%
Alliant Reloder-17
<<locked>>
88%
57159
90%
**79
100%
Alliant Reloder-19 👍
<<locked>>
97%
56826
89%
**75
100%
Alliant Reloder-22
<<locked>>
97%
50995
80%
**39
99%
Alliant Reloder-23
<<locked>>
97%
48588
76%
**74
100%
Alliant Reloder-25
<<locked>>
97%
41814
66%
**21
100%
Alliant Reloder-26 👍
<<locked>>
97%
55854
88%
**54
100%
Hodgdon H1000
<<locked>>
97%
37913
59%
**90
95%
Hodgdon H380
<<locked>>
84%
56985
89%
**07
100%
Hodgdon H414
<<locked>>
87%
56826
89%
**62
100%
Hodgdon H4350
<<locked>>
94%
57188
90%
**16
100%
Hodgdon H4831
<<locked>>
97%
48211
76%
**34
97%
Hodgdon H4831 SC
<<locked>>
97%
54433
85%
**30
98%
Hodgdon Hybrid 100V
<<locked>>
94%
57000
89%
**03
100%
Hodgdon LVR
<<locked>>
89%
57029
89%
**43
100%
Hodgdon Retumbo
<<locked>>
97%
33228
52%
**51
96%
Hodgdon Superperformance
<<locked>>
89%
57072
89%
**02
100%
Hodgdon VARGET
<<locked>>
86%
57101
89%
**77
100%
IMR 4064
<<locked>>
86%
56913
89%
**61
100%
IMR 4166 Enduron
<<locked>>
87%
56797
89%
**67
100%
IMR 4350
<<locked>>
92%
57188
90%
**16
100%
IMR 4451 Enduron
<<locked>>
88%
57421
90%
**00
100%
IMR 4831
<<locked>>
96%
56811
89%
**26
100%
IMR 4955 Enduron
<<locked>>
97%
53780
84%
**80
98%
IMR 7828 SSC
<<locked>>
97%
53664
84%
**82
99%
Lovex S062
<<locked>>
84%
56942
89%
**51
100%
Lovex S065
<<locked>>
90%
56855
89%
**87
100%
Lovex S070
<<locked>>
91%
57348
90%
**23
100%
Lovex S071
<<locked>>
97%
42743
67%
**39
99%
Norma 203B
<<locked>>
83%
57000
89%
**00
100%
Norma 204
<<locked>>
92%
57246
90%
**59
100%
[Norma 217]*
<<locked>>
97%
28964
45%
**72
93%
Norma MRP 👍
<<locked>>
97%
54534
85%
**18
100%
Norma URP
<<locked>>
92%
57261
90%
**43
100%
Ramshot Hunter
<<locked>>
92%
56884
89%
**69
100%
Ramshot Magnum
<<locked>>
97%
49226
77%
**00
99%
ReloadSwiss RS 50
<<locked>>
84%
56971
89%
**97
100%
ReloadSwiss RS 60
<<locked>>
89%
57319
90%
**02
100%
ReloadSwiss RS 62
<<locked>>
91%
56826
89%
**66
100%
ReloadSwiss RS 70
<<locked>>
92%
57377
90%
**18
100%
ReloadSwiss RS 76
<<locked>>
97%
40567
64%
**51
99%
[ReloadSwiss RS 80]*
<<locked>>
97%
35737
56%
**20
92%
Rottweil R 903
<<locked>>
86%
56985
89%
**80
100%
Rottweil R 904
<<locked>>
95%
57130
90%
**30
99%
Rottweil R 905 👍
<<locked>>
97%
56347
88%
**69
100%
Rottweil R 907
<<locked>>
89%
57116
90%
**00
100%
SNPE Vectan SP 11
<<locked>>
85%
57130
90%
**20
100%
SNPE Vectan Tubal 5000
<<locked>>
86%
57014
89%
**62
100%
SNPE Vectan Tubal 7000
<<locked>>
90%
56927
89%
**57
100%
Shooters World Long Rifle
<<locked>>
90%
56855
89%
**87
100%
Shooters World Precision
<<locked>>
84%
56942
89%
**51
100%
Somchem S355
<<locked>>
86%
57174
90%
**80
100%
Somchem S361
<<locked>>
94%
56971
89%
**03
98%
Somchem S365
<<locked>>
94%
57058
89%
**49
100%
Somchem S385
<<locked>>
97%
56985
89%
**43
100%
Vihtavuori N135
<<locked>>
87%
56565
89%
**82
100%
Vihtavuori N150
<<locked>>
91%
56898
89%
**41
100%
Vihtavuori N160
<<locked>>
89%
57072
89%
**10
100%
Vihtavuori N165
<<locked>>
97%
48051
75%
**11
99%
Vihtavuori N550
<<locked>>
89%
57261
90%
**46
100%
Vihtavuori N555
<<locked>>
97%
54186
85%
**36
100%
Vihtavuori N560
<<locked>>
97%
51590
81%
**66
98%
Vihtavuori N565
<<locked>>
97%
43526
68%
**31
96%
[Vihtavuori N568]*
<<locked>>
97%
37724
59%
**49
92%
Winchester 6.5 StaBALL
<<locked>>
90%
56855
89%
**80
100%
Winchester 760
<<locked>>
87%
56826
89%
**62
100%
Winchester StaBALL HD
<<locked>>
97%
43642
68%
**33
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
49951
78%
**82
100%
ADI AR 2209
<<locked>>
81%
34679
54%
**98
95%
[ADI AR 2213]*
<<locked>>
81%
30632
48%
**19
91%
[ADI AR 2217]*
<<locked>>
90%
30197
47%
**10
90%
[ADI AR 2225]*
<<locked>>
88%
25106
39%
**11
90%
Accurate 2700
<<locked>>
81%
47892
75%
**29
99%
Accurate 3100
<<locked>>
81%
29704
47%
**80
96%
Accurate 4064
<<locked>>
81%
52852
83%
**88
100%
Accurate 4350
<<locked>>
81%
40814
64%
**06
100%
[Accurate MAGPRO]*
<<locked>>
85%
32982
52%
**11
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
50444
79%
**02
100%
Alliant Reloder-16
<<locked>>
81%
39523
62%
**13
100%
Alliant Reloder-17
<<locked>>
81%
45208
71%
**21
100%
Alliant Reloder-19
<<locked>>
81%
34345
54%
**95
95%
[Alliant Reloder-22]*
<<locked>>
81%
30008
47%
**33
93%
Alliant Reloder-23
<<locked>>
81%
28790
45%
**10
99%
[Alliant Reloder-25]*
<<locked>>
81%
25295
40%
**18
94%
Alliant Reloder-26
<<locked>>
81%
30980
49%
**18
98%
[Hodgdon H1000]*
<<locked>>
90%
30197
47%
**10
90%
Hodgdon H380
<<locked>>
81%
51314
80%
**28
100%
Hodgdon H414
<<locked>>
81%
46775
73%
**18
99%
Hodgdon H4350
<<locked>>
81%
38218
60%
**18
97%
[Hodgdon H4831]*
<<locked>>
83%
30342
48%
**80
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
32097
50%
**23
91%
Hodgdon Hybrid 100V
<<locked>>
81%
37159
58%
**18
100%
Hodgdon LVR
<<locked>>
81%
43642
68%
**46
100%
[Hodgdon Retumbo]*
<<locked>>
88%
25106
39%
**11
90%
Hodgdon Superperformance
<<locked>>
81%
41713
65%
**69
98%
Hodgdon VARGET
<<locked>>
81%
49516
78%
**72
100%
IMR 4064
<<locked>>
81%
49197
77%
**59
100%
IMR 4166 Enduron
<<locked>>
81%
48124
75%
**46
99%
IMR 4350
<<locked>>
81%
40306
63%
**57
98%
IMR 4451 Enduron
<<locked>>
81%
46195
72%
**39
99%
IMR 4831
<<locked>>
81%
35346
55%
**95
99%
[IMR 4955 Enduron]*
<<locked>>
81%
32779
51%
**06
92%
[IMR 7828 SSC]*
<<locked>>
81%
31227
49%
**49
91%
Lovex S062
<<locked>>
81%
52765
83%
**98
100%
Lovex S065
<<locked>>
81%
43381
68%
**90
100%
Lovex S070
<<locked>>
81%
41539
65%
**80
99%
[Lovex S071]*
<<locked>>
81%
25425
40%
**69
94%
Norma 203B
<<locked>>
81%
53374
84%
**54
100%
Norma 204
<<locked>>
81%
39813
62%
**87
97%
[Norma 217]*
<<locked>>
92%
24801
39%
**44
90%
Norma MRP
<<locked>>
81%
31154
49%
**88
95%
Norma URP
<<locked>>
81%
40350
63%
**97
100%
Ramshot Hunter
<<locked>>
81%
39320
62%
**00
99%
[Ramshot Magnum]*
<<locked>>
81%
27369
43%
**57
92%
ReloadSwiss RS 50
<<locked>>
81%
51329
80%
**25
100%
ReloadSwiss RS 60
<<locked>>
81%
43613
68%
**15
100%
ReloadSwiss RS 62
<<locked>>
81%
40524
63%
**29
100%
ReloadSwiss RS 70
<<locked>>
81%
39233
61%
**39
100%
[ReloadSwiss RS 76]*
<<locked>>
83%
25324
40%
**44
90%
[ReloadSwiss RS 80]*
<<locked>>
94%
32169
50%
**34
90%
Rottweil R 903
<<locked>>
81%
47848
75%
**62
100%
[Rottweil R 904]*
<<locked>>
81%
35926
56%
**85
94%
Rottweil R 905
<<locked>>
81%
33431
52%
**82
95%
Rottweil R 907
<<locked>>
81%
44556
70%
**16
99%
SNPE Vectan SP 11
<<locked>>
81%
49530
78%
**21
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
49197
77%
**67
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
42685
67%
**47
99%
Shooters World Long Rifle
<<locked>>
81%
43381
68%
**90
100%
Shooters World Precision
<<locked>>
81%
52765
83%
**98
100%
Somchem S355
<<locked>>
81%
48167
75%
**62
100%
[Somchem S361]*
<<locked>>
81%
36376
57%
**72
93%
Somchem S365
<<locked>>
81%
36985
58%
**67
100%
Somchem S385
<<locked>>
81%
33794
53%
**65
96%
Vihtavuori N135
<<locked>>
81%
46963
74%
**70
100%
Vihtavuori N150
<<locked>>
81%
41205
65%
**31
100%
Vihtavuori N160
<<locked>>
81%
43656
68%
**20
100%
[Vihtavuori N165]*
<<locked>>
81%
28210
44%
**28
93%
Vihtavuori N550
<<locked>>
81%
44106
69%
**59
100%
Vihtavuori N555
<<locked>>
81%
32053
50%
**75
99%
[Vihtavuori N560]*
<<locked>>
81%
30168
47%
**39
90%
[Vihtavuori N565]*
<<locked>>
85%
28805
45%
**16
90%
[Vihtavuori N568]*
<<locked>>
93%
33446
52%
**47
90%
Winchester 6.5 StaBALL
<<locked>>
81%
40915
64%
**70
100%
Winchester 760
<<locked>>
81%
46775
73%
**18
99%
Winchester StaBALL HD
<<locked>>
81%
22902
36%
**06
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.

<<locked>>... you need to buy an access license to unlock the data

bottom of page