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Load data for .338 Lapua Mag. Ackley Improved + .338 | 225gr | Nosler Expansion Tip

Recommended Powder(s): ADI AR 2213, IMR 7828 SSC, Ramshot Grand, ReloadSwiss RS 76, Vihtavuori N560

.338 Lapua Mag. Ackley Improved + .338 | 225gr | Nosler Expansion Tip

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 225gr | Nosler Expansion Tip
Manufacturer SKU:
59372
Bullet Weight:
225gr | 14.6g
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_B4142_C452
Last updated:
2026-02-13
Recommended Twist Rate:
1:13 - 1:11

Load data for 148 loads in caliber .338 Lapua Mag. Ackley Improved with .338 | 225gr | Nosler Expansion Tip bullet and 74 powders such as ADI AR 2213, IMR 7828 SSC, Ramshot Grand, ReloadSwiss RS 76, Vihtavuori N560. 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 2209
<<locked>>
91%
62424
90%
**95
100%
ADI AR 2213 👍
<<locked>>
94%
62555
90%
**38
100%
ADI AR 2217
<<locked>>
97%
50401
72%
**44
99%
[ADI AR 2218]*
<<locked>>
97%
43656
63%
**66
92%
ADI AR 2225
<<locked>>
97%
45658
66%
**08
100%
Accurate 3100
<<locked>>
94%
62569
90%
**30
100%
Accurate 4350
<<locked>>
86%
62410
90%
**46
100%
Accurate MAGPRO
<<locked>>
94%
62250
89%
**45
99%
Alliant Reloder-16
<<locked>>
87%
62134
89%
**79
100%
Alliant Reloder-19
<<locked>>
91%
62410
90%
**95
100%
Alliant Reloder-22
<<locked>>
94%
62511
90%
**31
100%
Alliant Reloder-23
<<locked>>
95%
62511
90%
**63
100%
Alliant Reloder-25
<<locked>>
97%
57377
82%
**59
100%
Alliant Reloder-26
<<locked>>
90%
62062
89%
**38
100%
[Alliant Reloder-33]*
<<locked>>
97%
47021
68%
**38
94%
Baschieri & Pellagri 109
<<locked>>
96%
62265
89%
**76
98%
Bofors RP15
<<locked>>
97%
62410
90%
**28
100%
Bofors RP30
<<locked>>
97%
53519
77%
**13
99%
Bofors RP5
<<locked>>
94%
62511
90%
**31
100%
Bofors RP7
<<locked>>
85%
62033
89%
**20
100%
Hodgdon H1000
<<locked>>
97%
50401
72%
**44
99%
Hodgdon H4350
<<locked>>
89%
62091
89%
**30
100%
Hodgdon H4831
<<locked>>
97%
62207
89%
**72
99%
Hodgdon H4831 SC
<<locked>>
93%
62598
90%
**82
99%
Hodgdon Hybrid 100V
<<locked>>
89%
62163
89%
**94
100%
Hodgdon LVR
<<locked>>
84%
62091
89%
**46
100%
Hodgdon Retumbo
<<locked>>
97%
45658
66%
**08
100%
Hodgdon Superperformance
<<locked>>
84%
62439
90%
**05
100%
Hodgdon TrailBoss
<<locked>>
97%
35897
52%
**98
100%
IMR 4166 Enduron
<<locked>>
84%
62613
90%
**04
100%
IMR 4350
<<locked>>
88%
62207
89%
**33
100%
IMR 4451 Enduron
<<locked>>
84%
62381
90%
**20
100%
IMR 4831
<<locked>>
91%
62105
89%
**20
100%
IMR 4955 Enduron
<<locked>>
94%
62497
90%
**56
100%
IMR 7828 SSC 👍
<<locked>>
93%
62569
90%
**41
100%
[IMR 7977 Enduron]*
<<locked>>
97%
58349
84%
**51
94%
IMR 8133 Enduron
<<locked>>
97%
41307
59%
**03
96%
Lovex S065
<<locked>>
86%
62178
89%
**00
100%
Lovex S070
<<locked>>
87%
62526
90%
**36
100%
Lovex S071
<<locked>>
97%
57493
83%
**64
100%
Norma 204
<<locked>>
87%
62395
90%
**69
100%
Norma 217
<<locked>>
97%
41553
60%
**33
99%
Norma MRP
<<locked>>
92%
62279
89%
**41
100%
Norma URP
<<locked>>
87%
62410
90%
**53
100%
Ramshot Grand 👍
<<locked>>
91%
62149
89%
**41
100%
Ramshot Hunter
<<locked>>
87%
62453
90%
**69
100%
Ramshot Magnum
<<locked>>
94%
62178
89%
**99
100%
ReloadSwiss RS 14
<<locked>>
97%
36695
53%
**41
100%
ReloadSwiss RS 62
<<locked>>
85%
62091
89%
**63
100%
ReloadSwiss RS 70
<<locked>>
86%
62279
89%
**05
100%
ReloadSwiss RS 76 👍
<<locked>>
97%
57348
82%
**35
100%
ReloadSwiss RS 80
<<locked>>
97%
52098
75%
**20
98%
Rottweil R 904
<<locked>>
91%
62091
89%
**53
100%
Rottweil R 905
<<locked>>
91%
62163
89%
**79
100%
Rottweil R 907
<<locked>>
85%
62033
89%
**20
100%
SNPE Vectan Tubal 7000
<<locked>>
86%
62569
90%
**77
100%
Shooters World Long Rifle
<<locked>>
86%
62178
89%
**00
100%
Somchem S361
<<locked>>
90%
62192
89%
**13
99%
Somchem S365
<<locked>>
88%
62482
90%
**36
100%
Somchem S385
<<locked>>
91%
62207
89%
**49
100%
Vihtavuori N135
<<locked>>
84%
62424
90%
**92
100%
Vihtavuori N150
<<locked>>
87%
62511
90%
**44
100%
Vihtavuori N160
<<locked>>
85%
62555
90%
**10
100%
Vihtavuori N165
<<locked>>
97%
62627
90%
**43
100%
[Vihtavuori N170]*
<<locked>>
97%
47224
68%
**13
92%
Vihtavuori N550
<<locked>>
84%
62163
89%
**43
100%
Vihtavuori N555
<<locked>>
92%
62308
90%
**56
100%
Vihtavuori N560 👍
<<locked>>
94%
62120
89%
**48
100%
Vihtavuori N565
<<locked>>
97%
59973
86%
**95
99%
Vihtavuori N568
<<locked>>
97%
53287
77%
**27
98%
Vihtavuori N570
<<locked>>
97%
50734
73%
**13
95%
Winchester 6.5 StaBALL
<<locked>>
86%
62569
90%
**71
100%
Winchester StaBALL HD
<<locked>>
95%
62192
89%
**54
100%
Winchester Supreme 780
<<locked>>
90%
62178
89%
**46
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
44469
64%
**03
98%
ADI AR 2213
<<locked>>
81%
39755
57%
**28
95%
[ADI AR 2217]*
<<locked>>
81%
29573
42%
**62
90%
[ADI AR 2218]*
<<locked>>
94%
40016
57%
**84
90%
[ADI AR 2225]*
<<locked>>
81%
26948
39%
**13
92%
Accurate 3100
<<locked>>
81%
40422
58%
**79
99%
Accurate 4350
<<locked>>
81%
53650
77%
**25
100%
[Accurate MAGPRO]*
<<locked>>
81%
39334
57%
**25
93%
Alliant Reloder-16
<<locked>>
81%
51053
73%
**22
100%
Alliant Reloder-19
<<locked>>
81%
44541
64%
**97
98%
Alliant Reloder-22
<<locked>>
81%
40190
58%
**38
97%
Alliant Reloder-23
<<locked>>
81%
38914
56%
**98
100%
Alliant Reloder-25
<<locked>>
81%
33533
48%
**16
98%
Alliant Reloder-26
<<locked>>
81%
43598
63%
**56
100%
[Alliant Reloder-33]*
<<locked>>
91%
37449
54%
**25
90%
[Baschieri & Pellagri 109]*
<<locked>>
81%
39247
56%
**49
91%
Bofors RP15
<<locked>>
81%
37347
54%
**69
96%
[Bofors RP30]*
<<locked>>
81%
30995
45%
**38
92%
Bofors RP5
<<locked>>
81%
40190
58%
**38
97%
Bofors RP7
<<locked>>
81%
55114
79%
**12
100%
[Hodgdon H1000]*
<<locked>>
81%
29573
42%
**62
90%
Hodgdon H4350
<<locked>>
81%
47935
69%
**07
99%
[Hodgdon H4831]*
<<locked>>
81%
37333
54%
**26
94%
Hodgdon H4831 SC
<<locked>>
81%
41771
60%
**21
95%
Hodgdon Hybrid 100V
<<locked>>
81%
48240
69%
**07
100%
Hodgdon LVR
<<locked>>
81%
55477
80%
**58
100%
[Hodgdon Retumbo]*
<<locked>>
81%
26948
39%
**13
92%
Hodgdon Superperformance
<<locked>>
81%
55448
80%
**04
100%
Hodgdon TrailBoss
<<locked>>
81%
28514
41%
**44
100%
IMR 4166 Enduron
<<locked>>
81%
57899
83%
**38
100%
IMR 4350
<<locked>>
81%
50183
72%
**49
100%
IMR 4451 Enduron
<<locked>>
81%
56550
81%
**41
100%
IMR 4831
<<locked>>
81%
45890
66%
**77
100%
IMR 4955 Enduron
<<locked>>
81%
41394
59%
**85
96%
IMR 7828 SSC
<<locked>>
81%
40799
59%
**67
96%
[IMR 7977 Enduron]*
<<locked>>
90%
46412
67%
**44
90%
[IMR 8133 Enduron]*
<<locked>>
86%
28906
42%
**92
90%
Lovex S065
<<locked>>
81%
54027
78%
**85
100%
Lovex S070
<<locked>>
81%
52446
75%
**89
100%
Lovex S071
<<locked>>
81%
34606
50%
**41
98%
Norma 204
<<locked>>
81%
50850
73%
**92
99%
[Norma 217]*
<<locked>>
82%
25309
36%
**87
90%
Norma MRP
<<locked>>
81%
42627
61%
**13
99%
Norma URP
<<locked>>
81%
51953
75%
**95
100%
Ramshot Grand
<<locked>>
81%
42844
62%
**26
97%
Ramshot Hunter
<<locked>>
81%
50894
73%
**02
100%
Ramshot Magnum
<<locked>>
81%
37623
54%
**82
97%
ReloadSwiss RS 14
<<locked>>
81%
29298
42%
**86
100%
ReloadSwiss RS 62
<<locked>>
81%
53476
77%
**38
100%
ReloadSwiss RS 70
<<locked>>
81%
51938
75%
**64
100%
ReloadSwiss RS 76
<<locked>>
81%
31923
46%
**07
96%
[ReloadSwiss RS 80]*
<<locked>>
84%
31937
46%
**84
90%
Rottweil R 904
<<locked>>
81%
45411
65%
**77
97%
Rottweil R 905
<<locked>>
81%
43918
63%
**84
98%
Rottweil R 907
<<locked>>
81%
55114
79%
**12
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
53011
76%
**40
100%
Shooters World Long Rifle
<<locked>>
81%
54027
78%
**85
100%
Somchem S361
<<locked>>
81%
46470
67%
**67
97%
Somchem S365
<<locked>>
81%
49255
71%
**56
100%
Somchem S385
<<locked>>
81%
44541
64%
**67
99%
Vihtavuori N135
<<locked>>
81%
57986
83%
**36
100%
Vihtavuori N150
<<locked>>
81%
51648
74%
**97
100%
Vihtavuori N160
<<locked>>
81%
55564
80%
**22
100%
Vihtavuori N165
<<locked>>
81%
37463
54%
**10
97%
[Vihtavuori N170]*
<<locked>>
93%
41191
59%
**92
90%
Vihtavuori N550
<<locked>>
81%
56318
81%
**64
100%
Vihtavuori N555
<<locked>>
81%
43410
62%
**71
100%
Vihtavuori N560
<<locked>>
81%
40277
58%
**61
95%
[Vihtavuori N565]*
<<locked>>
81%
34911
50%
**13
93%
[Vihtavuori N568]*
<<locked>>
84%
33272
48%
**03
90%
[Vihtavuori N570]*
<<locked>>
89%
38334
55%
**54
90%
Winchester 6.5 StaBALL
<<locked>>
81%
52692
76%
**49
100%
Winchester StaBALL HD
<<locked>>
81%
35810
51%
**35
100%
Winchester Supreme 780
<<locked>>
81%
44498
64%
**61
98%

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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