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Load data for .338 Win Mag. + .338 | 255gr | AERO SOLR,- smax:19.50

Recommended Powder(s): Alliant Reloder-17, Hodgdon CFE223, ReloadSwiss RS 60, SNPE Vectan SP 11, Vihtavuori N550

.338 Win Mag. + .338 | 255gr | AERO SOLR,- smax:19.50

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 255gr | AERO SOLR,- smax:19.50
Bullet Weight:
255gr | 16.5g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.772" | 45.0mm
Caliber:
.338 Win Mag. load data
Case Length (l3):
2.500" | 63.5mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.982" | 24.9mm
Shank Seated Depth:
0.982" | 24.9mm
Case Capacity:
86.0 Grains of Water | 5.58 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
62366 psi | 4300 bar
LID:
LID_B94_C465
Last updated:
2025-01-01

Load data for 194 loads in caliber .338 Win Mag. with .338 | 255gr | AERO SOLR,- smax:19.50 bullet and 97 powders such as Alliant Reloder-17, Hodgdon CFE223, ReloadSwiss RS 60, SNPE Vectan SP 11, Vihtavuori N550. 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 2206H
<<locked>>
88%
56028
90%
**51
100%
ADI AR 2208
<<locked>>
94%
55956
90%
**38
100%
[ADI AR 2209]*
<<locked>>
97%
41756
67%
**90
93%
Accurate 2015
<<locked>>
84%
55332
89%
**33
100%
Accurate 2200
<<locked>>
87%
55898
90%
**18
100%
Accurate 2495
<<locked>>
87%
55666
89%
**02
100%
Accurate 2520
<<locked>>
86%
55303
89%
**25
100%
Accurate 2700
<<locked>>
94%
55230
89%
**82
98%
[Accurate 3100]*
<<locked>>
97%
33562
54%
**52
94%
Accurate 4064
<<locked>>
93%
55332
89%
**21
100%
Accurate 4350
<<locked>>
97%
47834
77%
**08
99%
Alliant AR-Comp
<<locked>>
86%
55535
89%
**75
100%
Alliant Reloder- TS 15.5
<<locked>>
94%
56130
90%
**64
100%
Alliant Reloder-15
<<locked>>
92%
55941
90%
**70
100%
Alliant Reloder-16
<<locked>>
97%
46528
75%
**08
99%
Alliant Reloder-17 👍
<<locked>>
97%
54128
87%
**36
100%
[Alliant Reloder-19]*
<<locked>>
97%
40741
65%
**87
93%
Alliant Reloder-23
<<locked>>
97%
32880
53%
**82
98%
Alliant Reloder-26
<<locked>>
97%
35911
58%
**06
97%
Baschieri & Pellagri 107
<<locked>>
88%
55550
89%
**67
100%
Hodgdon BL-C2
<<locked>>
87%
55927
90%
**70
100%
Hodgdon Benchmark
<<locked>>
86%
55941
90%
**75
100%
Hodgdon CFE223 👍
<<locked>>
92%
55782
89%
**07
100%
Hodgdon H322
<<locked>>
85%
55709
89%
**92
100%
Hodgdon H380
<<locked>>
93%
55434
89%
**61
100%
Hodgdon H414
<<locked>>
96%
55448
89%
**13
99%
Hodgdon H4350
<<locked>>
97%
45324
73%
**13
96%
Hodgdon Hybrid 100V
<<locked>>
97%
42888
69%
**10
100%
Hodgdon LVR
<<locked>>
97%
52170
84%
**57
99%
Hodgdon Superperformance
<<locked>>
97%
51416
82%
**84
98%
Hodgdon VARGET
<<locked>>
94%
55666
89%
**34
100%
IMR 3031
<<locked>>
91%
55811
89%
**28
100%
IMR 4064
<<locked>>
94%
55216
89%
**21
100%
IMR 4166 Enduron
<<locked>>
95%
55593
89%
**05
98%
IMR 4350
<<locked>>
97%
48399
78%
**56
97%
IMR 4451 Enduron
<<locked>>
96%
56130
90%
**44
98%
IMR 4831
<<locked>>
97%
40480
65%
**83
98%
IMR 4895
<<locked>>
91%
55477
89%
**74
100%
IMR 8208 XBR
<<locked>>
87%
55999
90%
**15
100%
Lovex D073.6
<<locked>>
89%
55651
89%
**28
100%
Lovex S060
<<locked>>
89%
56086
90%
**88
100%
Lovex S062
<<locked>>
92%
55898
90%
**25
100%
Lovex S065
<<locked>>
97%
52025
83%
**92
99%
Lovex S070
<<locked>>
97%
49748
80%
**85
98%
Norma 201
<<locked>>
89%
55680
89%
**15
100%
Norma 202
<<locked>>
89%
55854
90%
**08
100%
Norma 203B
<<locked>>
92%
56057
90%
**67
100%
Norma 204
<<locked>>
97%
48370
78%
**92
95%
[Norma MRP]*
<<locked>>
97%
36448
58%
**74
93%
Norma URP
<<locked>>
97%
47659
76%
**02
99%
Ramshot Big Game
<<locked>>
91%
55434
89%
**84
100%
Ramshot Hunter
<<locked>>
97%
46673
75%
**98
98%
Ramshot TAC
<<locked>>
86%
55419
89%
**31
99%
Ramshot Wild Boar
<<locked>>
87%
55999
90%
**54
100%
Ramshot X-Terminator
<<locked>>
84%
55912
90%
**08
100%
ReloadSwiss RS 40
<<locked>>
83%
55912
90%
**05
100%
ReloadSwiss RS 50
<<locked>>
93%
55492
89%
**44
99%
ReloadSwiss RS 52
<<locked>>
92%
55970
90%
**90
100%
ReloadSwiss RS 60 👍
<<locked>>
97%
52344
84%
**26
100%
ReloadSwiss RS 62
<<locked>>
97%
47688
76%
**34
99%
ReloadSwiss RS 70
<<locked>>
97%
47776
77%
**54
99%
Rottweil R 901
<<locked>>
87%
55506
89%
**75
100%
Rottweil R 902
<<locked>>
91%
55405
89%
**02
100%
Rottweil R 903
<<locked>>
96%
55724
89%
**57
100%
[Rottweil R 904]*
<<locked>>
97%
43323
69%
**80
93%
[Rottweil R 905]*
<<locked>>
97%
39073
63%
**64
93%
Rottweil R 907
<<locked>>
97%
54244
87%
**15
98%
SNPE Vectan SP 11 👍
<<locked>>
95%
55999
90%
**97
100%
SNPE Vectan SP 7
<<locked>>
87%
55216
89%
**31
100%
SNPE Vectan SP 9
<<locked>>
89%
55782
89%
**44
100%
SNPE Vectan Tubal 3000
<<locked>>
88%
55317
89%
**29
100%
SNPE Vectan Tubal 5000
<<locked>>
94%
55651
89%
**33
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
52388
84%
**52
98%
Shooters World Long Rifle
<<locked>>
97%
52025
83%
**92
99%
Shooters World Match Rifle
<<locked>>
89%
55651
89%
**28
100%
Shooters World Precision
<<locked>>
92%
55898
90%
**25
100%
Somchem S321
<<locked>>
84%
55259
89%
**25
100%
Somchem S335
<<locked>>
89%
55724
89%
**46
100%
Somchem S341
<<locked>>
88%
55825
90%
**34
100%
Somchem S355
<<locked>>
96%
55651
89%
**51
100%
[Somchem S361]*
<<locked>>
97%
44193
71%
**67
92%
Somchem S365
<<locked>>
97%
42337
68%
**62
100%
[Somchem S385]*
<<locked>>
97%
39146
63%
**47
94%
Vihtavuori N130
<<locked>>
85%
55927
90%
**06
100%
Vihtavuori N133
<<locked>>
90%
55463
89%
**16
100%
Vihtavuori N135
<<locked>>
97%
55477
89%
**72
100%
Vihtavuori N140
<<locked>>
91%
55883
90%
**88
100%
Vihtavuori N150
<<locked>>
97%
48820
78%
**29
100%
Vihtavuori N160
<<locked>>
97%
52808
85%
**38
100%
Vihtavuori N530
<<locked>>
85%
56014
90%
**25
100%
Vihtavuori N540
<<locked>>
91%
55390
89%
**08
100%
Vihtavuori N550 👍
<<locked>>
97%
52750
85%
**74
100%
Vihtavuori N555
<<locked>>
97%
35781
57%
**57
98%
Winchester 6.5 StaBALL
<<locked>>
97%
49980
80%
**82
100%
Winchester 748
<<locked>>
84%
56086
90%
**54
100%
Winchester 760
<<locked>>
96%
55448
89%
**13
99%
Winchester StaBALL HD
<<locked>>
97%
29312
47%
**69
97%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
44411
71%
**83
100%
ADI AR 2208
<<locked>>
81%
37405
60%
**52
98%
[ADI AR 2209]*
<<locked>>
91%
34708
56%
**49
90%
Accurate 2015
<<locked>>
81%
50038
80%
**70
100%
Accurate 2200
<<locked>>
81%
46369
74%
**87
99%
Accurate 2495
<<locked>>
81%
45034
72%
**67
100%
Accurate 2520
<<locked>>
81%
45730
73%
**06
100%
[Accurate 2700]*
<<locked>>
81%
35781
57%
**80
93%
[Accurate 3100]*
<<locked>>
89%
25599
41%
**72
90%
Accurate 4064
<<locked>>
81%
37681
60%
**82
100%
[Accurate 4350]*
<<locked>>
81%
27383
44%
**28
94%
Alliant AR-Comp
<<locked>>
81%
46267
74%
**67
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
36796
59%
**72
99%
Alliant Reloder-15
<<locked>>
81%
39885
64%
**31
99%
[Alliant Reloder-16]*
<<locked>>
81%
28660
46%
**37
94%
Alliant Reloder-17
<<locked>>
81%
31879
51%
**52
98%
[Alliant Reloder-19]*
<<locked>>
91%
33504
54%
**39
90%
[Alliant Reloder-23]*
<<locked>>
83%
21437
34%
**57
90%
[Alliant Reloder-26]*
<<locked>>
87%
25686
41%
**34
90%
Baschieri & Pellagri 107
<<locked>>
81%
43482
70%
**90
99%
Hodgdon BL-C2
<<locked>>
81%
45832
73%
**33
100%
Hodgdon Benchmark
<<locked>>
81%
48385
78%
**80
100%
Hodgdon CFE223
<<locked>>
81%
37913
61%
**34
98%
Hodgdon H322
<<locked>>
81%
49255
79%
**16
100%
Hodgdon H380
<<locked>>
81%
37376
60%
**82
97%
[Hodgdon H414]*
<<locked>>
81%
32706
52%
**29
92%
[Hodgdon H4350]*
<<locked>>
84%
30429
49%
**21
90%
Hodgdon Hybrid 100V
<<locked>>
81%
25947
42%
**55
95%
[Hodgdon LVR]*
<<locked>>
81%
31067
50%
**83
94%
[Hodgdon Superperformance]*
<<locked>>
82%
31024
50%
**03
90%
Hodgdon VARGET
<<locked>>
81%
37159
60%
**49
98%
IMR 3031
<<locked>>
81%
40306
65%
**24
100%
IMR 4064
<<locked>>
81%
36666
59%
**33
98%
[IMR 4166 Enduron]*
<<locked>>
81%
36666
59%
**03
94%
[IMR 4350]*
<<locked>>
82%
29849
48%
**11
90%
[IMR 4451 Enduron]*
<<locked>>
81%
34824
56%
**96
93%
[IMR 4831]*
<<locked>>
81%
24337
39%
**23
92%
IMR 4895
<<locked>>
81%
41031
66%
**57
99%
IMR 8208 XBR
<<locked>>
81%
46659
75%
**93
100%
Lovex D073.6
<<locked>>
81%
43018
69%
**64
100%
Lovex S060
<<locked>>
81%
44527
71%
**31
100%
Lovex S062
<<locked>>
81%
39073
63%
**85
100%
[Lovex S065]*
<<locked>>
81%
31995
51%
**51
94%
[Lovex S070]*
<<locked>>
81%
30095
48%
**24
92%
Norma 201
<<locked>>
81%
43323
69%
**44
100%
Norma 202
<<locked>>
81%
43453
70%
**44
100%
Norma 203B
<<locked>>
81%
39247
63%
**24
99%
[Norma 204]*
<<locked>>
86%
33953
54%
**29
90%
[Norma MRP]*
<<locked>>
92%
30835
49%
**42
90%
[Norma URP]*
<<locked>>
81%
28210
45%
**31
94%
Ramshot Big Game
<<locked>>
81%
38696
62%
**34
99%
[Ramshot Hunter]*
<<locked>>
81%
27949
45%
**21
91%
Ramshot TAC
<<locked>>
81%
46514
75%
**03
98%
Ramshot Wild Boar
<<locked>>
81%
45803
73%
**16
100%
Ramshot X-Terminator
<<locked>>
81%
50024
80%
**33
100%
ReloadSwiss RS 40
<<locked>>
81%
52344
84%
**59
100%
ReloadSwiss RS 50
<<locked>>
81%
37869
61%
**69
95%
ReloadSwiss RS 52
<<locked>>
81%
38043
61%
**34
100%
ReloadSwiss RS 60
<<locked>>
81%
31038
50%
**46
98%
[ReloadSwiss RS 62]*
<<locked>>
81%
27427
44%
**37
93%
[ReloadSwiss RS 70]*
<<locked>>
81%
28021
45%
**41
91%
Rottweil R 901
<<locked>>
81%
47021
75%
**70
100%
Rottweil R 902
<<locked>>
81%
40930
66%
**95
100%
Rottweil R 903
<<locked>>
81%
34069
55%
**26
98%
[Rottweil R 904]*
<<locked>>
92%
37173
60%
**65
90%
[Rottweil R 905]*
<<locked>>
92%
32953
53%
**36
90%
[Rottweil R 907]*
<<locked>>
81%
33199
53%
**64
92%
SNPE Vectan SP 11
<<locked>>
81%
35462
57%
**78
98%
SNPE Vectan SP 7
<<locked>>
81%
44440
71%
**77
98%
SNPE Vectan SP 9
<<locked>>
81%
42815
69%
**60
99%
SNPE Vectan Tubal 3000
<<locked>>
81%
45078
72%
**01
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
37130
60%
**87
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
30705
49%
**95
92%
[Shooters World Long Rifle]*
<<locked>>
81%
31995
51%
**51
94%
Shooters World Match Rifle
<<locked>>
81%
43018
69%
**64
100%
Shooters World Precision
<<locked>>
81%
39073
63%
**85
100%
Somchem S321
<<locked>>
81%
50082
80%
**62
100%
Somchem S335
<<locked>>
81%
44382
71%
**98
100%
Somchem S341
<<locked>>
81%
44121
71%
**74
99%
Somchem S355
<<locked>>
81%
35099
56%
**33
98%
[Somchem S361]*
<<locked>>
94%
40161
64%
**98
90%
Somchem S365
<<locked>>
81%
25208
40%
**88
96%
[Somchem S385]*
<<locked>>
89%
30139
48%
**64
90%
Vihtavuori N130
<<locked>>
81%
49632
80%
**31
100%
Vihtavuori N133
<<locked>>
81%
42221
68%
**49
100%
Vihtavuori N135
<<locked>>
81%
34345
55%
**80
100%
Vihtavuori N140
<<locked>>
81%
40422
65%
**82
100%
Vihtavuori N150
<<locked>>
81%
29805
48%
**08
98%
Vihtavuori N160
<<locked>>
81%
30835
49%
**64
95%
Vihtavuori N530
<<locked>>
81%
48878
78%
**29
100%
Vihtavuori N540
<<locked>>
81%
40263
65%
**01
100%
Vihtavuori N550
<<locked>>
81%
31082
50%
**96
95%
[Vihtavuori N555]*
<<locked>>
81%
21553
35%
**90
90%
Winchester 6.5 StaBALL
<<locked>>
81%
29646
48%
**21
97%
Winchester 748
<<locked>>
81%
49777
80%
**75
100%
[Winchester 760]*
<<locked>>
81%
32706
52%
**29
92%
[Winchester StaBALL HD]*
<<locked>>
89%
22669
36%
**39
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.

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

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