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Load data for .338 Lapua Mag. Ackley Improved + .338 | 180gr | Peregrine VRG-3 Hybrid

Recommended Powder(s): Alliant Reloder-26, Norma MRP, Ramshot Hunter, Vihtavuori N555, Winchester StaBALL HD

.338 Lapua Mag. Ackley Improved + .338 | 180gr | Peregrine VRG-3 Hybrid

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 180gr | Peregrine VRG-3 Hybrid
Bullet Weight:
180gr | 11.7g
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_B8150_C452
Last updated:
2026-04-03
Recommended Twist Rate:
1:17 - 1:14

Load data for 174 loads in caliber .338 Lapua Mag. Ackley Improved with .338 | 180gr | Peregrine VRG-3 Hybrid bullet and 87 powders such as Alliant Reloder-26, Norma MRP, Ramshot Hunter, Vihtavuori N555, Winchester StaBALL HD. 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 APS 450
<<locked>>
83%
62105
89%
**59
100%
ADI AR 2208
<<locked>>
85%
62105
89%
**92
100%
ADI AR 2209
<<locked>>
95%
62569
90%
**97
99%
ADI AR 2213
<<locked>>
97%
61148
88%
**14
99%
ADI AR 2217
<<locked>>
97%
44121
63%
**69
95%
ADI AR 2225
<<locked>>
97%
39363
57%
**13
97%
Accurate 2700
<<locked>>
86%
62410
90%
**63
100%
Accurate 3100
<<locked>>
97%
60452
87%
**89
100%
Accurate 4350
<<locked>>
89%
62511
90%
**55
100%
Accurate MAGPRO
<<locked>>
97%
60872
87%
**04
97%
Alliant Reloder- TS 15.5
<<locked>>
84%
62453
90%
**02
100%
Alliant Reloder-16
<<locked>>
91%
62584
90%
**04
100%
Alliant Reloder-17
<<locked>>
86%
62308
90%
**81
100%
Alliant Reloder-19
<<locked>>
95%
62511
90%
**81
99%
Alliant Reloder-22
<<locked>>
97%
60872
87%
**94
99%
Alliant Reloder-23
<<locked>>
97%
57899
83%
**02
100%
Alliant Reloder-25
<<locked>>
97%
50111
72%
**43
100%
Alliant Reloder-26 👍
<<locked>>
94%
62076
89%
**43
100%
Baschieri & Pellagri 109
<<locked>>
97%
58711
84%
**86
95%
Bofors RP15
<<locked>>
97%
55535
80%
**12
99%
Bofors RP3
<<locked>>
83%
62337
90%
**02
100%
Bofors RP30
<<locked>>
97%
45977
66%
**35
96%
Bofors RP5
<<locked>>
97%
60872
87%
**94
99%
Bofors RP7
<<locked>>
88%
62236
89%
**19
100%
Hodgdon H1000
<<locked>>
97%
44121
63%
**69
95%
Hodgdon H380
<<locked>>
83%
62381
90%
**25
100%
Hodgdon H414
<<locked>>
86%
62497
90%
**87
100%
Hodgdon H4350
<<locked>>
93%
62105
89%
**22
100%
Hodgdon H4831
<<locked>>
97%
55840
80%
**56
97%
Hodgdon H4831 SC
<<locked>>
96%
62352
90%
**58
98%
Hodgdon Hybrid 100V
<<locked>>
93%
62598
90%
**05
100%
Hodgdon LVR
<<locked>>
88%
62163
89%
**51
100%
Hodgdon Retumbo
<<locked>>
97%
39363
57%
**13
97%
Hodgdon Superperformance
<<locked>>
87%
62497
90%
**97
100%
Hodgdon VARGET
<<locked>>
85%
62105
89%
**92
100%
Hodgdon TrailBoss
<<locked>>
97%
35360
51%
**11
100%
IMR 4064
<<locked>>
85%
62163
89%
**92
100%
IMR 4166 Enduron
<<locked>>
86%
62453
90%
**99
100%
IMR 4350
<<locked>>
91%
62584
90%
**35
100%
IMR 4451 Enduron
<<locked>>
87%
62207
89%
**19
100%
IMR 4831
<<locked>>
94%
62439
90%
**28
100%
IMR 4955 Enduron
<<locked>>
97%
60988
88%
**05
98%
IMR 7828 SSC
<<locked>>
96%
62439
90%
**37
99%
Lovex S062
<<locked>>
83%
62642
90%
**79
100%
Lovex S065
<<locked>>
89%
62613
90%
**12
100%
Lovex S070
<<locked>>
90%
62366
90%
**28
100%
Lovex S071
<<locked>>
97%
50430
72%
**35
99%
Norma 204
<<locked>>
90%
62337
90%
**64
99%
[Norma 217]*
<<locked>>
97%
35056
50%
**08
94%
Norma MRP 👍
<<locked>>
95%
62221
89%
**30
100%
Norma URP
<<locked>>
90%
62584
90%
**55
100%
Ramshot Grand
<<locked>>
94%
62569
90%
**40
99%
Ramshot Hunter 👍
<<locked>>
90%
62207
89%
**68
100%
Ramshot Magnum
<<locked>>
97%
60466
87%
**58
100%
ReloadSwiss RS 14
<<locked>>
97%
35955
52%
**54
100%
ReloadSwiss RS 50
<<locked>>
84%
62497
90%
**22
100%
ReloadSwiss RS 60
<<locked>>
84%
62323
90%
**78
100%
ReloadSwiss RS 62
<<locked>>
89%
62221
89%
**58
100%
ReloadSwiss RS 70
<<locked>>
89%
62062
89%
**07
100%
ReloadSwiss RS 76
<<locked>>
97%
49603
71%
**86
99%
[ReloadSwiss RS 80]*
<<locked>>
97%
44454
64%
**35
93%
Rottweil R 903
<<locked>>
85%
62366
90%
**96
100%
Rottweil R 904
<<locked>>
94%
62134
89%
**41
99%
Rottweil R 905
<<locked>>
95%
62569
90%
**87
99%
Rottweil R 907
<<locked>>
88%
62236
89%
**19
100%
SNPE Vectan SP 11
<<locked>>
84%
62468
90%
**38
100%
SNPE Vectan Tubal 5000
<<locked>>
85%
62279
89%
**61
100%
SNPE Vectan Tubal 7000
<<locked>>
89%
62033
89%
**59
100%
Shooters World Long Rifle
<<locked>>
89%
62613
90%
**12
100%
Shooters World Precision
<<locked>>
83%
62642
90%
**79
100%
Somchem S355
<<locked>>
86%
62323
90%
**02
100%
Somchem S361
<<locked>>
93%
62236
89%
**92
98%
Somchem S365
<<locked>>
92%
62265
89%
**45
100%
Somchem S385
<<locked>>
95%
62308
90%
**35
100%
Vihtavuori N135
<<locked>>
87%
62163
89%
**07
100%
Vihtavuori N150
<<locked>>
91%
62453
90%
**50
100%
Vihtavuori N160
<<locked>>
88%
62453
90%
**19
100%
Vihtavuori N165
<<locked>>
97%
55927
80%
**17
99%
Vihtavuori N550
<<locked>>
88%
62482
90%
**61
100%
Vihtavuori N555 👍
<<locked>>
96%
62323
90%
**71
100%
Vihtavuori N560
<<locked>>
97%
61192
88%
**17
98%
Vihtavuori N565
<<locked>>
97%
52620
76%
**40
97%
[Vihtavuori N568]*
<<locked>>
97%
45672
66%
**45
93%
Winchester 6.5 StaBALL
<<locked>>
89%
62323
90%
**63
100%
Winchester 760
<<locked>>
86%
62497
90%
**87
100%
Winchester StaBALL HD 👍
<<locked>>
97%
55912
80%
**81
100%
Winchester Supreme 780
<<locked>>
94%
62134
89%
**28
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI APS 450
<<locked>>
81%
60046
86%
**30
100%
ADI AR 2208
<<locked>>
81%
55100
79%
**87
100%
[ADI AR 2209]*
<<locked>>
81%
39117
56%
**41
94%
[ADI AR 2213]*
<<locked>>
82%
35433
51%
**59
90%
[ADI AR 2217]*
<<locked>>
90%
35302
51%
**40
90%
[ADI AR 2225]*
<<locked>>
88%
29559
42%
**08
90%
Accurate 2700
<<locked>>
81%
53461
77%
**22
99%
Accurate 3100
<<locked>>
81%
34476
50%
**80
95%
Accurate 4350
<<locked>>
81%
46659
67%
**86
100%
[Accurate MAGPRO]*
<<locked>>
85%
39842
57%
**77
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
56289
81%
**10
100%
Alliant Reloder-16
<<locked>>
81%
44788
64%
**95
100%
Alliant Reloder-17
<<locked>>
81%
52359
75%
**43
100%
[Alliant Reloder-19]*
<<locked>>
81%
39015
56%
**35
94%
[Alliant Reloder-22]*
<<locked>>
81%
34679
50%
**53
92%
Alliant Reloder-23
<<locked>>
81%
33228
48%
**17
98%
[Alliant Reloder-25]*
<<locked>>
81%
28950
42%
**95
93%
Alliant Reloder-26
<<locked>>
81%
36637
53%
**64
98%
[Baschieri & Pellagri 109]*
<<locked>>
87%
43308
62%
**74
90%
[Bofors RP15]*
<<locked>>
81%
32213
46%
**80
90%
Bofors RP3
<<locked>>
81%
57493
83%
**27
100%
[Bofors RP30]*
<<locked>>
88%
33562
48%
**36
90%
[Bofors RP5]*
<<locked>>
81%
34679
50%
**53
92%
Bofors RP7
<<locked>>
81%
49632
71%
**05
98%
[Hodgdon H1000]*
<<locked>>
90%
35302
51%
**40
90%
Hodgdon H380
<<locked>>
81%
57653
83%
**56
100%
Hodgdon H414
<<locked>>
81%
53316
77%
**36
99%
Hodgdon H4350
<<locked>>
81%
42844
62%
**71
97%
[Hodgdon H4831]*
<<locked>>
84%
36129
52%
**33
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
36521
52%
**46
90%
Hodgdon Hybrid 100V
<<locked>>
81%
42221
61%
**71
100%
Hodgdon LVR
<<locked>>
81%
49269
71%
**35
100%
[Hodgdon Retumbo]*
<<locked>>
88%
29559
42%
**08
90%
Hodgdon Superperformance
<<locked>>
81%
48849
70%
**68
98%
Hodgdon VARGET
<<locked>>
81%
54694
79%
**84
100%
Hodgdon TrailBoss
<<locked>>
81%
28065
40%
**44
100%
IMR 4064
<<locked>>
81%
53998
78%
**64
100%
IMR 4166 Enduron
<<locked>>
81%
52663
76%
**41
99%
IMR 4350
<<locked>>
81%
45034
65%
**20
97%
IMR 4451 Enduron
<<locked>>
81%
51169
74%
**31
99%
IMR 4831
<<locked>>
81%
40205
58%
**38
99%
[IMR 4955 Enduron]*
<<locked>>
81%
36811
53%
**23
91%
[IMR 7828 SSC]*
<<locked>>
81%
35549
51%
**76
90%
Lovex S062
<<locked>>
81%
58508
84%
**23
100%
Lovex S065
<<locked>>
81%
48399
70%
**82
99%
Lovex S070
<<locked>>
81%
46804
67%
**63
98%
[Lovex S071]*
<<locked>>
81%
29443
42%
**43
93%
Norma 204
<<locked>>
81%
45150
65%
**56
96%
[Norma 217]*
<<locked>>
92%
29965
43%
**54
90%
Norma MRP
<<locked>>
81%
36390
52%
**28
95%
Norma URP
<<locked>>
81%
46035
66%
**86
100%
[Ramshot Grand]*
<<locked>>
81%
36985
53%
**25
92%
Ramshot Hunter
<<locked>>
81%
44846
64%
**66
98%
[Ramshot Magnum]*
<<locked>>
81%
32111
46%
**61
91%
ReloadSwiss RS 14
<<locked>>
81%
28631
41%
**86
100%
ReloadSwiss RS 50
<<locked>>
81%
57276
82%
**40
100%
ReloadSwiss RS 60
<<locked>>
81%
55724
80%
**86
100%
ReloadSwiss RS 62
<<locked>>
81%
46949
67%
**15
100%
ReloadSwiss RS 70
<<locked>>
81%
45339
65%
**31
99%
[ReloadSwiss RS 76]*
<<locked>>
84%
30052
43%
**57
90%
[ReloadSwiss RS 80]*
<<locked>>
93%
37739
54%
**67
90%
Rottweil R 903
<<locked>>
81%
54186
78%
**77
100%
[Rottweil R 904]*
<<locked>>
81%
40596
58%
**31
93%
[Rottweil R 905]*
<<locked>>
81%
38334
55%
**22
94%
Rottweil R 907
<<locked>>
81%
49632
71%
**05
98%
SNPE Vectan SP 11
<<locked>>
81%
55695
80%
**30
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
54186
78%
**63
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
47645
68%
**17
98%
Shooters World Long Rifle
<<locked>>
81%
48399
70%
**82
99%
Shooters World Precision
<<locked>>
81%
58508
84%
**23
100%
Somchem S355
<<locked>>
81%
53809
77%
**74
100%
[Somchem S361]*
<<locked>>
81%
41263
59%
**12
93%
Somchem S365
<<locked>>
81%
42859
62%
**27
100%
Somchem S385
<<locked>>
81%
38769
56%
**02
95%
Vihtavuori N135
<<locked>>
81%
51967
75%
**63
100%
Vihtavuori N150
<<locked>>
81%
46195
66%
**00
100%
Vihtavuori N160
<<locked>>
81%
49516
71%
**12
100%
[Vihtavuori N165]*
<<locked>>
81%
32547
47%
**21
92%
Vihtavuori N550
<<locked>>
81%
50241
72%
**68
100%
Vihtavuori N555
<<locked>>
81%
37159
53%
**99
98%
[Vihtavuori N560]*
<<locked>>
82%
36172
52%
**99
90%
[Vihtavuori N565]*
<<locked>>
86%
35346
51%
**66
90%
[Vihtavuori N568]*
<<locked>>
93%
39436
57%
**00
90%
Winchester 6.5 StaBALL
<<locked>>
81%
46963
67%
**43
100%
Winchester 760
<<locked>>
81%
53316
77%
**36
99%
Winchester StaBALL HD
<<locked>>
81%
28863
41%
**07
98%
[Winchester Supreme 780]*
<<locked>>
81%
38928
56%
**99
94%

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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