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Load data for .338 Lapua Mag. Ackley Improved + .338 | 154gr | Reichenberg Spezial Jagd

Recommended Powder(s): Alliant Reloder-16, Alliant Reloder-26, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70

.338 Lapua Mag. Ackley Improved + .338 | 154gr | Reichenberg Spezial Jagd

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 154gr | Reichenberg Spezial Jagd
Bullet Weight:
154gr | 10.0g
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_B10174_C452
Last updated:
2026-04-05
Recommended Twist Rate:
1:22 - 1:19

Load data for 186 loads in caliber .338 Lapua Mag. Ackley Improved with .338 | 154gr | Reichenberg Spezial Jagd bullet and 93 powders such as Alliant Reloder-16, Alliant Reloder-26, Ramshot Hunter, ReloadSwiss RS 62, 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.

    .

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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 APS 450
<<locked>>
83%
62294
89%
**59
101%
ADI AR 2208
<<locked>>
87%
62366
90%
**06
100%
ADI AR 2209
<<locked>>
96%
62352
90%
**84
99%
ADI AR 2213
<<locked>>
97%
56826
82%
**06
96%
[ADI AR 2225]*
<<locked>>
97%
36782
53%
**89
93%
Accurate 2700
<<locked>>
87%
62163
89%
**60
99%
Accurate 3100
<<locked>>
97%
56710
81%
**20
99%
Accurate 4064
<<locked>>
84%
62279
89%
**66
100%
Accurate 4350
<<locked>>
91%
62540
90%
**51
100%
[Accurate MAGPRO]*
<<locked>>
97%
56304
81%
**02
94%
Alliant Reloder- TS 15.5
<<locked>>
86%
62511
90%
**19
100%
Alliant Reloder-15
<<locked>>
84%
62294
89%
**45
100%
Alliant Reloder-16 👍
<<locked>>
92%
62076
89%
**04
100%
Alliant Reloder-17
<<locked>>
88%
62207
89%
**97
100%
Alliant Reloder-19
<<locked>>
97%
62308
90%
**81
99%
Alliant Reloder-22
<<locked>>
97%
56565
81%
**12
98%
Alliant Reloder-23
<<locked>>
97%
53737
77%
**43
100%
Alliant Reloder-25
<<locked>>
97%
46224
66%
**28
99%
Alliant Reloder-26 👍
<<locked>>
96%
62149
89%
**53
100%
[Baschieri & Pellagri 109]*
<<locked>>
97%
55840
80%
**01
93%
Bofors RP15
<<locked>>
97%
52112
75%
**17
97%
Bofors RP3
<<locked>>
85%
62526
90%
**19
100%
[Bofors RP30]*
<<locked>>
97%
42554
61%
**27
93%
Bofors RP5
<<locked>>
97%
56565
81%
**12
98%
Bofors RP7
<<locked>>
90%
62511
90%
**25
99%
Hodgdon CFE223
<<locked>>
83%
62236
89%
**48
100%
Hodgdon H380
<<locked>>
85%
62163
89%
**28
100%
Hodgdon H414
<<locked>>
87%
62613
90%
**81
100%
Hodgdon H4350
<<locked>>
95%
62540
90%
**28
99%
Hodgdon H4831
<<locked>>
97%
52446
75%
**74
95%
Hodgdon H4831 SC
<<locked>>
97%
59756
86%
**09
97%
Hodgdon Hybrid 100V
<<locked>>
94%
62294
89%
**09
100%
Hodgdon LVR
<<locked>>
90%
62453
90%
**55
100%
[Hodgdon Retumbo]*
<<locked>>
97%
36782
53%
**89
93%
Hodgdon Superperformance
<<locked>>
89%
62569
90%
**01
99%
Hodgdon VARGET
<<locked>>
87%
62366
90%
**06
100%
Hodgdon TrailBoss
<<locked>>
97%
35012
50%
**65
100%
IMR 3031
<<locked>>
83%
62337
90%
**96
100%
IMR 4064
<<locked>>
87%
62265
89%
**02
100%
IMR 4166 Enduron
<<locked>>
88%
62424
90%
**09
99%
IMR 4350
<<locked>>
93%
62381
90%
**22
99%
IMR 4451 Enduron
<<locked>>
89%
62642
90%
**25
99%
IMR 4831
<<locked>>
96%
62221
89%
**32
100%
IMR 4895
<<locked>>
83%
62207
89%
**51
100%
IMR 4955 Enduron
<<locked>>
97%
57856
83%
**40
96%
IMR 7828 SSC
<<locked>>
97%
59030
85%
**61
97%
Lovex S062
<<locked>>
85%
62526
90%
**96
100%
Lovex S065
<<locked>>
91%
62323
90%
**02
100%
Lovex S070
<<locked>>
92%
62642
90%
**28
100%
Lovex S071
<<locked>>
97%
46702
67%
**36
98%
Norma 203B
<<locked>>
84%
62453
90%
**35
100%
Norma 204
<<locked>>
92%
62134
89%
**65
98%
Norma MRP
<<locked>>
97%
60785
87%
**17
99%
Norma URP
<<locked>>
92%
62584
90%
**68
100%
Ramshot Big Game
<<locked>>
83%
62555
90%
**35
100%
Ramshot Grand
<<locked>>
96%
62192
89%
**27
98%
Ramshot Hunter 👍
<<locked>>
92%
62221
89%
**71
100%
Ramshot Magnum
<<locked>>
97%
55985
80%
**60
98%
ReloadSwiss RS 14
<<locked>>
96%
35505
51%
**15
100%
ReloadSwiss RS 50
<<locked>>
85%
62366
90%
**19
100%
ReloadSwiss RS 60
<<locked>>
86%
62308
90%
**91
100%
ReloadSwiss RS 62 👍
<<locked>>
91%
62656
90%
**71
100%
ReloadSwiss RS 70 👍
<<locked>>
91%
61946
89%
**14
100%
ReloadSwiss RS 76
<<locked>>
97%
45614
66%
**51
97%
Rottweil R 902
<<locked>>
84%
62526
90%
**83
100%
Rottweil R 903
<<locked>>
87%
62511
90%
**12
100%
Rottweil R 904
<<locked>>
96%
62497
90%
**25
98%
Rottweil R 905
<<locked>>
97%
62134
89%
**71
99%
Rottweil R 907
<<locked>>
90%
62511
90%
**25
99%
SNPE Vectan SP 11
<<locked>>
86%
62627
90%
**42
100%
SNPE Vectan Tubal 5000
<<locked>>
87%
62482
90%
**74
100%
SNPE Vectan Tubal 7000
<<locked>>
91%
62105
89%
**60
99%
Shooters World Long Rifle
<<locked>>
91%
62323
90%
**02
100%
Shooters World Precision
<<locked>>
85%
62526
90%
**96
100%
Somchem S355
<<locked>>
87%
62236
89%
**99
100%
Somchem S361
<<locked>>
95%
62366
90%
**73
97%
Somchem S365
<<locked>>
94%
62352
90%
**45
100%
Somchem S385
<<locked>>
97%
62410
90%
**38
99%
Vihtavuori N133
<<locked>>
84%
62381
90%
**71
100%
Vihtavuori N135
<<locked>>
89%
62613
90%
**20
100%
Vihtavuori N140
<<locked>>
84%
62004
89%
**27
100%
Vihtavuori N150
<<locked>>
92%
62250
89%
**53
100%
Vihtavuori N160
<<locked>>
89%
62381
90%
**09
100%
Vihtavuori N165
<<locked>>
97%
52576
76%
**45
97%
Vihtavuori N540
<<locked>>
84%
62178
89%
**60
100%
Vihtavuori N550
<<locked>>
89%
62627
90%
**61
100%
Vihtavuori N555
<<locked>>
97%
59567
86%
**35
100%
Vihtavuori N560
<<locked>>
97%
57101
82%
**42
96%
[Vihtavuori N565]*
<<locked>>
97%
48472
70%
**28
94%
Winchester 6.5 StaBALL
<<locked>>
91%
62511
90%
**69
100%
Winchester 760
<<locked>>
87%
62613
90%
**81
100%
Winchester StaBALL HD
<<locked>>
97%
50821
73%
**89
100%
Winchester Supreme 780
<<locked>>
95%
62366
90%
**12
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI APS 450
<<locked>>
81%
59770
86%
**13
100%
ADI AR 2208
<<locked>>
81%
52330
75%
**48
100%
[ADI AR 2209]*
<<locked>>
81%
36521
52%
**27
91%
[ADI AR 2213]*
<<locked>>
86%
39421
57%
**28
90%
[ADI AR 2225]*
<<locked>>
94%
33127
48%
**58
90%
Accurate 2700
<<locked>>
81%
50604
73%
**56
97%
[Accurate 3100]*
<<locked>>
81%
31749
46%
**66
92%
Accurate 4064
<<locked>>
81%
55579
80%
**64
100%
Accurate 4350
<<locked>>
81%
43279
62%
**00
98%
[Accurate MAGPRO]*
<<locked>>
90%
44164
63%
**56
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
53171
76%
**71
100%
Alliant Reloder-15
<<locked>>
81%
56666
81%
**46
100%
Alliant Reloder-16
<<locked>>
81%
41814
60%
**20
98%
Alliant Reloder-17
<<locked>>
81%
48834
70%
**71
100%
[Alliant Reloder-19]*
<<locked>>
81%
36318
52%
**23
91%
[Alliant Reloder-22]*
<<locked>>
83%
34766
50%
**17
90%
Alliant Reloder-23
<<locked>>
81%
30748
44%
**15
96%
[Alliant Reloder-25]*
<<locked>>
83%
29022
42%
**43
90%
Alliant Reloder-26
<<locked>>
81%
33547
48%
**36
95%
[Baschieri & Pellagri 109]*
<<locked>>
92%
48138
69%
**36
90%
[Bofors RP15]*
<<locked>>
86%
35375
51%
**33
90%
Bofors RP3
<<locked>>
81%
54012
78%
**74
100%
[Bofors RP30]*
<<locked>>
93%
37086
53%
**95
90%
[Bofors RP5]*
<<locked>>
83%
34766
50%
**17
90%
Bofors RP7
<<locked>>
81%
46905
67%
**30
96%
Hodgdon CFE223
<<locked>>
81%
57232
82%
**66
100%
Hodgdon H380
<<locked>>
81%
54230
78%
**97
100%
Hodgdon H414
<<locked>>
81%
49748
71%
**55
98%
[Hodgdon H4350]*
<<locked>>
81%
40321
58%
**95
94%
[Hodgdon H4831]*
<<locked>>
89%
40495
58%
**02
90%
[Hodgdon H4831 SC]*
<<locked>>
86%
40248
58%
**05
90%
Hodgdon Hybrid 100V
<<locked>>
81%
39320
56%
**86
99%
Hodgdon LVR
<<locked>>
81%
46079
66%
**63
98%
[Hodgdon Retumbo]*
<<locked>>
94%
33127
48%
**58
90%
Hodgdon Superperformance
<<locked>>
81%
45368
65%
**73
96%
Hodgdon VARGET
<<locked>>
81%
51866
74%
**28
100%
Hodgdon TrailBoss
<<locked>>
81%
27688
40%
**91
100%
IMR 3031
<<locked>>
81%
58262
84%
**30
100%
IMR 4064
<<locked>>
81%
51097
73%
**22
100%
IMR 4166 Enduron
<<locked>>
81%
49908
72%
**86
98%
IMR 4350
<<locked>>
81%
42308
61%
**41
95%
IMR 4451 Enduron
<<locked>>
81%
48457
70%
**73
97%
IMR 4831
<<locked>>
81%
37376
54%
**53
97%
IMR 4895
<<locked>>
81%
58218
84%
**89
100%
[IMR 4955 Enduron]*
<<locked>>
85%
39262
56%
**53
90%
[IMR 7828 SSC]*
<<locked>>
86%
39291
56%
**31
90%
Lovex S062
<<locked>>
81%
55158
79%
**81
100%
Lovex S065
<<locked>>
81%
45716
66%
**07
98%
Lovex S070
<<locked>>
81%
43903
63%
**71
96%
[Lovex S071]*
<<locked>>
83%
28674
41%
**74
90%
Norma 203B
<<locked>>
81%
56130
81%
**33
100%
[Norma 204]*
<<locked>>
81%
42235
61%
**68
93%
[Norma MRP]*
<<locked>>
81%
33518
48%
**07
91%
Norma URP
<<locked>>
81%
42975
62%
**94
98%
Ramshot Big Game
<<locked>>
81%
57522
83%
**53
100%
[Ramshot Grand]*
<<locked>>
84%
38522
55%
**15
90%
Ramshot Hunter
<<locked>>
81%
41843
60%
**81
96%
[Ramshot Magnum]*
<<locked>>
84%
33649
48%
**51
90%
ReloadSwiss RS 14
<<locked>>
81%
28195
41%
**34
100%
ReloadSwiss RS 50
<<locked>>
81%
54172
78%
**84
99%
ReloadSwiss RS 60
<<locked>>
81%
51851
74%
**40
100%
ReloadSwiss RS 62
<<locked>>
81%
43700
63%
**30
98%
ReloadSwiss RS 70
<<locked>>
81%
42206
61%
**40
98%
[ReloadSwiss RS 76]*
<<locked>>
89%
33359
48%
**04
90%
Rottweil R 902
<<locked>>
81%
57000
82%
**97
100%
Rottweil R 903
<<locked>>
81%
50879
73%
**25
100%
[Rottweil R 904]*
<<locked>>
81%
37826
54%
**30
90%
[Rottweil R 905]*
<<locked>>
81%
35549
51%
**07
91%
Rottweil R 907
<<locked>>
81%
46905
67%
**30
96%
SNPE Vectan SP 11
<<locked>>
81%
52373
75%
**78
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
51387
74%
**20
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
44802
64%
**41
97%
Shooters World Long Rifle
<<locked>>
81%
45716
66%
**07
98%
Shooters World Precision
<<locked>>
81%
55158
79%
**81
100%
Somchem S355
<<locked>>
81%
50691
73%
**12
100%
[Somchem S361]*
<<locked>>
82%
40016
57%
**30
90%
Somchem S365
<<locked>>
81%
39523
57%
**45
100%
[Somchem S385]*
<<locked>>
81%
36056
52%
**87
92%
Vihtavuori N133
<<locked>>
81%
56840
82%
**05
100%
Vihtavuori N135
<<locked>>
81%
48965
70%
**20
100%
Vihtavuori N140
<<locked>>
81%
57101
82%
**51
100%
Vihtavuori N150
<<locked>>
81%
43207
62%
**38
100%
Vihtavuori N160
<<locked>>
81%
46441
67%
**30
99%
[Vihtavuori N165]*
<<locked>>
84%
33054
47%
**92
90%
Vihtavuori N540
<<locked>>
81%
56811
82%
**74
100%
Vihtavuori N550
<<locked>>
81%
46992
67%
**92
99%
Vihtavuori N555
<<locked>>
81%
34272
49%
**00
96%
[Vihtavuori N560]*
<<locked>>
87%
40625
58%
**87
90%
[Vihtavuori N565]*
<<locked>>
91%
39117
56%
**22
90%
Winchester 6.5 StaBALL
<<locked>>
81%
43918
63%
**58
100%
Winchester 760
<<locked>>
81%
49748
71%
**55
98%
[Winchester StaBALL HD]*
<<locked>>
81%
25483
37%
**53
94%
[Winchester Supreme 780]*
<<locked>>
81%
36143
52%
**90
91%

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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