top of page

Load data for .338 Lapua Mag. Ackley Improved + .338 | 200gr | Barnes Solid

Recommended Powder(s): ADI AR 2209, Alliant Reloder-19, Norma MRP, Rottweil R 905, Winchester Supreme 780

.338 Lapua Mag. Ackley Improved + .338 | 200gr | Barnes Solid

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 200gr | Barnes Solid
Manufacturer SKU:
33818
Bullet Weight:
200gr | 13.0g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
<<locked>>
Caliber:
.338 Lapua Mag. Ackley Improved load data
Case Length (l3):
2.724" | 69.2mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
124.9 Grains of Water | 8.11 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
69618 psi | 4800 bar
LID:
LID_B667_C452
Last updated:
2026-03-22

Load data for 162 loads in caliber .338 Lapua Mag. Ackley Improved with .338 | 200gr | Barnes Solid bullet and 81 powders such as ADI AR 2209, Alliant Reloder-19, Norma MRP, Rottweil R 905, Winchester Supreme 780. 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 APS 450
<<locked>>
83%
62540
90%
**25
101%
ADI AR 2208
<<locked>>
84%
62221
89%
**51
100%
ADI AR 2209 👍
<<locked>>
93%
62091
89%
**36
100%
ADI AR 2213
<<locked>>
96%
62091
89%
**76
99%
ADI AR 2217
<<locked>>
97%
45992
66%
**84
96%
ADI AR 2225
<<locked>>
97%
41394
59%
**51
98%
Accurate 2700
<<locked>>
85%
62613
90%
**31
100%
Accurate 3100
<<locked>>
96%
62076
89%
**77
100%
Accurate 4350
<<locked>>
88%
62526
90%
**00
100%
Accurate MAGPRO
<<locked>>
97%
62569
90%
**86
98%
Alliant Reloder-16
<<locked>>
90%
62613
90%
**46
100%
Alliant Reloder-17
<<locked>>
85%
62192
89%
**30
100%
Alliant Reloder-19 👍
<<locked>>
94%
62381
90%
**43
100%
Alliant Reloder-22
<<locked>>
96%
62134
89%
**79
100%
Alliant Reloder-23
<<locked>>
97%
60481
87%
**91
100%
Alliant Reloder-25
<<locked>>
97%
51996
75%
**31
100%
Alliant Reloder-26
<<locked>>
93%
62163
89%
**02
100%
Baschieri & Pellagri 109
<<locked>>
97%
60234
87%
**87
97%
Bofors RP15
<<locked>>
97%
57609
83%
**04
99%
Bofors RP30
<<locked>>
97%
48428
70%
**69
97%
Bofors RP5
<<locked>>
96%
62134
89%
**79
100%
Bofors RP7
<<locked>>
87%
62236
89%
**74
100%
Hodgdon H1000
<<locked>>
97%
45992
66%
**84
96%
Hodgdon H414
<<locked>>
84%
62192
89%
**33
100%
Hodgdon H4350
<<locked>>
92%
62453
90%
**87
100%
Hodgdon H4831
<<locked>>
97%
57827
83%
**48
98%
Hodgdon H4831 SC
<<locked>>
95%
62642
90%
**27
99%
Hodgdon Hybrid 100V
<<locked>>
91%
62381
90%
**51
100%
Hodgdon LVR
<<locked>>
87%
62395
90%
**14
100%
Hodgdon Retumbo
<<locked>>
97%
41394
59%
**51
98%
Hodgdon Superperformance
<<locked>>
87%
62540
90%
**53
100%
Hodgdon VARGET
<<locked>>
84%
62221
89%
**51
100%
Hodgdon TrailBoss
<<locked>>
97%
35534
51%
**00
100%
IMR 4064
<<locked>>
85%
62395
90%
**38
100%
IMR 4166 Enduron
<<locked>>
86%
62613
90%
**64
100%
IMR 4350
<<locked>>
90%
62366
90%
**81
100%
IMR 4451 Enduron
<<locked>>
86%
62540
90%
**77
100%
IMR 4831
<<locked>>
93%
62366
90%
**87
100%
IMR 4955 Enduron
<<locked>>
97%
62439
90%
**97
99%
IMR 7828 SSC
<<locked>>
95%
62468
90%
**92
99%
[IMR 8133 Enduron]*
<<locked>>
97%
37318
54%
**43
93%
Lovex S065
<<locked>>
88%
62294
89%
**64
100%
Lovex S070
<<locked>>
89%
62468
90%
**87
100%
Lovex S071
<<locked>>
97%
52881
76%
**40
100%
Norma 204
<<locked>>
89%
62236
89%
**23
100%
Norma 217
<<locked>>
97%
37173
53%
**62
96%
Norma MRP 👍
<<locked>>
94%
62236
89%
**96
100%
Norma URP
<<locked>>
89%
62511
90%
**07
100%
Ramshot Grand
<<locked>>
93%
62163
89%
**96
99%
Ramshot Hunter
<<locked>>
89%
62221
89%
**30
100%
Ramshot Magnum
<<locked>>
97%
62613
90%
**56
100%
ReloadSwiss RS 14
<<locked>>
96%
36260
52%
**42
100%
ReloadSwiss RS 62
<<locked>>
88%
62076
89%
**20
100%
ReloadSwiss RS 70
<<locked>>
89%
62656
90%
**73
100%
ReloadSwiss RS 76
<<locked>>
97%
51459
74%
**91
100%
ReloadSwiss RS 80
<<locked>>
97%
46934
67%
**69
95%
Rottweil R 903
<<locked>>
84%
62584
90%
**48
100%
Rottweil R 904
<<locked>>
93%
62192
89%
**97
99%
Rottweil R 905 👍
<<locked>>
94%
62569
90%
**36
100%
Rottweil R 907
<<locked>>
87%
62236
89%
**74
100%
SNPE Vectan SP 11
<<locked>>
83%
62207
89%
**84
100%
SNPE Vectan Tubal 5000
<<locked>>
85%
62178
89%
**13
100%
SNPE Vectan Tubal 7000
<<locked>>
88%
62424
90%
**22
100%
Shooters World Long Rifle
<<locked>>
88%
62294
89%
**64
100%
Somchem S355
<<locked>>
84%
62047
89%
**41
100%
Somchem S361
<<locked>>
92%
62381
90%
**58
99%
Somchem S365
<<locked>>
91%
62453
90%
**91
100%
Somchem S385
<<locked>>
94%
62047
89%
**91
100%
Vihtavuori N135
<<locked>>
86%
62221
89%
**49
100%
Vihtavuori N150
<<locked>>
89%
62062
89%
**99
100%
Vihtavuori N160
<<locked>>
87%
62569
90%
**68
100%
Vihtavuori N165
<<locked>>
97%
57798
83%
**18
100%
Vihtavuori N550
<<locked>>
86%
62468
90%
**10
100%
Vihtavuori N555
<<locked>>
95%
62511
90%
**27
100%
Vihtavuori N560
<<locked>>
96%
62250
89%
**96
99%
Vihtavuori N565
<<locked>>
97%
54549
78%
**51
98%
Vihtavuori N568
<<locked>>
97%
48080
69%
**69
95%
Winchester 6.5 StaBALL
<<locked>>
88%
62366
90%
**28
100%
Winchester 760
<<locked>>
84%
62192
89%
**33
100%
Winchester StaBALL HD
<<locked>>
97%
58334
84%
**69
100%
Winchester Supreme 780 👍
<<locked>>
93%
62627
90%
**00
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI APS 450
<<locked>>
81%
60321
87%
**92
101%
ADI AR 2208
<<locked>>
81%
57043
82%
**72
100%
ADI AR 2209
<<locked>>
81%
40872
59%
**62
96%
[ADI AR 2213]*
<<locked>>
81%
36506
52%
**74
92%
[ADI AR 2217]*
<<locked>>
87%
32634
47%
**62
90%
[ADI AR 2225]*
<<locked>>
84%
27485
39%
**38
90%
Accurate 2700
<<locked>>
81%
55317
79%
**17
99%
Accurate 3100
<<locked>>
81%
36738
53%
**21
97%
Accurate 4350
<<locked>>
81%
49168
71%
**94
100%
[Accurate MAGPRO]*
<<locked>>
82%
37347
54%
**00
90%
Alliant Reloder-16
<<locked>>
81%
46992
68%
**07
100%
Alliant Reloder-17
<<locked>>
81%
54578
78%
**28
100%
Alliant Reloder-19
<<locked>>
81%
40915
59%
**49
96%
[Alliant Reloder-22]*
<<locked>>
81%
36680
53%
**94
94%
Alliant Reloder-23
<<locked>>
81%
35259
51%
**54
100%
Alliant Reloder-25
<<locked>>
81%
30647
44%
**52
95%
Alliant Reloder-26
<<locked>>
81%
38827
56%
**99
99%
[Baschieri & Pellagri 109]*
<<locked>>
84%
40495
58%
**97
90%
[Bofors RP15]*
<<locked>>
81%
33997
49%
**18
93%
[Bofors RP30]*
<<locked>>
84%
31169
45%
**59
90%
[Bofors RP5]*
<<locked>>
81%
36680
53%
**94
94%
Bofors RP7
<<locked>>
81%
51517
74%
**04
99%
[Hodgdon H1000]*
<<locked>>
87%
32634
47%
**62
90%
Hodgdon H414
<<locked>>
81%
55201
79%
**18
100%
Hodgdon H4350
<<locked>>
81%
44454
64%
**76
98%
[Hodgdon H4831]*
<<locked>>
81%
34229
49%
**69
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
38276
55%
**74
92%
Hodgdon Hybrid 100V
<<locked>>
81%
44309
64%
**82
100%
Hodgdon LVR
<<locked>>
81%
51517
74%
**43
100%
[Hodgdon Retumbo]*
<<locked>>
84%
27485
39%
**38
90%
Hodgdon Superperformance
<<locked>>
81%
50923
73%
**69
99%
Hodgdon VARGET
<<locked>>
81%
56608
81%
**69
100%
Hodgdon TrailBoss
<<locked>>
81%
28224
41%
**36
100%
IMR 4064
<<locked>>
81%
55985
80%
**53
100%
IMR 4166 Enduron
<<locked>>
81%
54375
78%
**27
100%
IMR 4350
<<locked>>
81%
46862
67%
**28
98%
IMR 4451 Enduron
<<locked>>
81%
52997
76%
**27
100%
IMR 4831
<<locked>>
81%
42206
61%
**56
100%
[IMR 4955 Enduron]*
<<locked>>
81%
38363
55%
**41
93%
[IMR 7828 SSC]*
<<locked>>
81%
37449
54%
**10
93%
[IMR 8133 Enduron]*
<<locked>>
92%
32126
46%
**92
90%
Lovex S065
<<locked>>
81%
50357
72%
**67
100%
Lovex S070
<<locked>>
81%
48689
70%
**61
99%
Lovex S071
<<locked>>
81%
31430
45%
**90
95%
Norma 204
<<locked>>
81%
47152
68%
**61
97%
[Norma 217]*
<<locked>>
89%
28326
41%
**03
90%
Norma MRP
<<locked>>
81%
38435
55%
**56
97%
Norma URP
<<locked>>
81%
47863
69%
**81
100%
[Ramshot Grand]*
<<locked>>
81%
38870
56%
**53
94%
Ramshot Hunter
<<locked>>
81%
46978
67%
**74
99%
[Ramshot Magnum]*
<<locked>>
81%
33837
49%
**05
94%
ReloadSwiss RS 14
<<locked>>
81%
28950
42%
**78
100%
ReloadSwiss RS 62
<<locked>>
81%
49240
71%
**17
100%
ReloadSwiss RS 70
<<locked>>
81%
47398
68%
**36
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
28906
42%
**13
91%
[ReloadSwiss RS 80]*
<<locked>>
90%
35360
51%
**94
90%
Rottweil R 903
<<locked>>
81%
56231
81%
**59
100%
Rottweil R 904
<<locked>>
81%
42264
61%
**46
95%
Rottweil R 905
<<locked>>
81%
40161
58%
**43
96%
Rottweil R 907
<<locked>>
81%
51517
74%
**04
99%
SNPE Vectan SP 11
<<locked>>
81%
57827
83%
**22
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
55782
80%
**35
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
49298
71%
**15
99%
Shooters World Long Rifle
<<locked>>
81%
50357
72%
**67
100%
Somchem S355
<<locked>>
81%
55840
80%
**59
100%
[Somchem S361]*
<<locked>>
81%
43091
62%
**26
94%
Somchem S365
<<locked>>
81%
45179
65%
**31
100%
Somchem S385
<<locked>>
81%
40857
59%
**20
97%
Vihtavuori N135
<<locked>>
81%
54172
78%
**38
100%
Vihtavuori N150
<<locked>>
81%
48066
69%
**92
100%
Vihtavuori N160
<<locked>>
81%
51663
74%
**04
100%
[Vihtavuori N165]*
<<locked>>
81%
34214
49%
**62
94%
Vihtavuori N550
<<locked>>
81%
52069
75%
**46
100%
Vihtavuori N555
<<locked>>
81%
39436
57%
**36
99%
[Vihtavuori N560]*
<<locked>>
81%
36637
53%
**94
92%
[Vihtavuori N565]*
<<locked>>
82%
32880
47%
**82
90%
[Vihtavuori N568]*
<<locked>>
90%
36927
53%
**26
90%
Winchester 6.5 StaBALL
<<locked>>
81%
48820
70%
**28
100%
Winchester 760
<<locked>>
81%
55201
79%
**18
100%
Winchester StaBALL HD
<<locked>>
81%
31372
45%
**64
100%
Winchester Supreme 780
<<locked>>
81%
40654
58%
**17
96%

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