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Load data for .338 Lapua Mag. + .338 | 225gr | Hornady SST InterLock

Recommended Powder(s): ADI AR 2209, Alliant Reloder-19, Alliant Reloder-26, Norma MRP, Rottweil R 905

.338 Lapua Mag. + .338 | 225gr | Hornady SST InterLock

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 225gr | Hornady SST InterLock
Manufacturer SKU:
33202
Bullet Weight:
225gr | 14.6g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.455" | 37.0mm
Caliber:
.338 Lapua Mag. load data
Case Length (l3):
2.724" | 69.2mm
Cartridge Length (C.O.L.):
3.626" | 92.1mm
Seated Depth:
0.553" | 14.1mm
Shank Seated Depth:
0.413" | 10.5mm
Case Capacity:
114.0 Grains of Water | 7.40 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
60916 psi | 4200 bar
LID:
LID_B2752_C454
Last updated:
2025-02-02
Recommended Twist Rate:
1:13 - 1:11

Load data for 126 loads in caliber .338 Lapua Mag. with .338 | 225gr | Hornady SST InterLock bullet and 63 powders such as ADI AR 2209, Alliant Reloder-19, Alliant Reloder-26, Norma MRP, Rottweil R 905. 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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    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.

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>>
92%
54331
89%
**31
99%
ADI AR 2213
<<locked>>
95%
54404
89%
**67
98%
ADI AR 2217
<<locked>>
97%
42003
69%
**28
95%
ADI AR 2225
<<locked>>
97%
37463
61%
**89
97%
Accurate 3100
<<locked>>
96%
54810
90%
**82
100%
Accurate 4350
<<locked>>
86%
54186
89%
**95
100%
Accurate MAGPRO
<<locked>>
96%
54157
89%
**77
97%
Alliant Reloder-16
<<locked>>
88%
54752
90%
**48
100%
Alliant Reloder-17
<<locked>>
84%
54752
90%
**41
100%
Alliant Reloder-19 👍
<<locked>>
92%
54534
90%
**31
99%
Alliant Reloder-22
<<locked>>
95%
54244
89%
**71
99%
Alliant Reloder-23
<<locked>>
97%
54360
89%
**31
100%
Alliant Reloder-25
<<locked>>
97%
47137
77%
**82
100%
Alliant Reloder-26 👍
<<locked>>
93%
54418
89%
**13
100%
Hodgdon H1000
<<locked>>
97%
42003
69%
**28
95%
Hodgdon H4350
<<locked>>
90%
54636
90%
**72
99%
Hodgdon H4831
<<locked>>
97%
53214
87%
**89
97%
Hodgdon H4831 SC
<<locked>>
94%
54723
90%
**08
98%
Hodgdon Hybrid 100V
<<locked>>
90%
54505
89%
**62
100%
Hodgdon LVR
<<locked>>
85%
54795
90%
**08
100%
Hodgdon Retumbo
<<locked>>
97%
37463
61%
**89
97%
Hodgdon Superperformance
<<locked>>
85%
54592
90%
**58
100%
Hodgdon TrailBoss
<<locked>>
96%
35230
58%
**26
100%
IMR 4166 Enduron
<<locked>>
83%
54694
90%
**40
100%
IMR 4350
<<locked>>
88%
54317
89%
**72
100%
IMR 4451 Enduron
<<locked>>
84%
54549
90%
**59
100%
IMR 4831
<<locked>>
92%
54650
90%
**89
100%
IMR 4955 Enduron
<<locked>>
94%
54375
89%
**79
98%
IMR 7828 SSC
<<locked>>
94%
54549
90%
**84
98%
Lovex S065
<<locked>>
86%
54607
90%
**49
100%
Lovex S070
<<locked>>
87%
54679
90%
**72
100%
Lovex S071
<<locked>>
97%
47790
78%
**80
100%
Norma 204
<<locked>>
88%
54636
90%
**08
99%
[Norma 217]*
<<locked>>
97%
33388
55%
**07
94%
Norma MRP 👍
<<locked>>
94%
54621
90%
**00
100%
Norma URP
<<locked>>
87%
54549
90%
**02
100%
Ramshot Hunter
<<locked>>
88%
54650
90%
**25
100%
Ramshot Magnum
<<locked>>
96%
54766
90%
**61
100%
ReloadSwiss RS 14
<<locked>>
97%
36085
59%
**65
100%
ReloadSwiss RS 60
<<locked>>
84%
54607
90%
**61
100%
ReloadSwiss RS 62
<<locked>>
87%
54607
90%
**25
100%
ReloadSwiss RS 70
<<locked>>
88%
54621
90%
**74
100%
ReloadSwiss RS 76
<<locked>>
97%
45919
75%
**12
99%
[ReloadSwiss RS 80]*
<<locked>>
97%
41524
68%
**87
94%
Rottweil R 904
<<locked>>
91%
54317
89%
**82
98%
Rottweil R 905 👍
<<locked>>
93%
54520
89%
**25
99%
Rottweil R 907
<<locked>>
85%
54636
90%
**56
99%
SNPE Vectan Tubal 7000
<<locked>>
86%
54317
89%
**13
100%
Shooters World Long Rifle
<<locked>>
86%
54607
90%
**49
100%
Somchem S361
<<locked>>
90%
54476
89%
**49
97%
Somchem S365
<<locked>>
89%
54621
90%
**05
100%
Somchem S385
<<locked>>
92%
54621
90%
**99
100%
Vihtavuori N135
<<locked>>
83%
54621
90%
**57
100%
Vihtavuori N150
<<locked>>
87%
54621
90%
**03
100%
Vihtavuori N160
<<locked>>
85%
54389
89%
**59
100%
Vihtavuori N165
<<locked>>
97%
53084
87%
**62
99%
Vihtavuori N550
<<locked>>
84%
54201
89%
**95
100%
Vihtavuori N555
<<locked>>
93%
54259
89%
**25
100%
Vihtavuori N560
<<locked>>
95%
54781
90%
**94
98%
Vihtavuori N565
<<locked>>
97%
49429
81%
**89
97%
[Vihtavuori N568]*
<<locked>>
97%
42583
70%
**03
93%
Winchester 6.5 StaBALL
<<locked>>
86%
54389
89%
**40
100%
Winchester StaBALL HD
<<locked>>
97%
51517
85%
**10
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
37724
62%
**16
95%
[ADI AR 2213]*
<<locked>>
81%
33750
55%
**41
91%
[ADI AR 2217]*
<<locked>>
89%
32503
53%
**98
90%
[ADI AR 2225]*
<<locked>>
87%
27006
44%
**83
90%
Accurate 3100
<<locked>>
81%
33620
55%
**95
96%
Accurate 4350
<<locked>>
81%
45310
74%
**51
100%
[Accurate MAGPRO]*
<<locked>>
84%
36085
59%
**20
90%
Alliant Reloder-16
<<locked>>
81%
43381
71%
**54
100%
Alliant Reloder-17
<<locked>>
81%
50038
82%
**72
100%
Alliant Reloder-19
<<locked>>
81%
37826
62%
**13
95%
[Alliant Reloder-22]*
<<locked>>
81%
33562
55%
**51
93%
Alliant Reloder-23
<<locked>>
81%
32097
53%
**25
99%
[Alliant Reloder-25]*
<<locked>>
81%
28108
46%
**20
94%
Alliant Reloder-26
<<locked>>
81%
35070
58%
**52
98%
[Hodgdon H1000]*
<<locked>>
89%
32503
53%
**98
90%
Hodgdon H4350
<<locked>>
81%
41539
68%
**43
97%
[Hodgdon H4831]*
<<locked>>
82%
32953
54%
**75
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
35360
58%
**34
91%
Hodgdon Hybrid 100V
<<locked>>
81%
40669
67%
**39
100%
Hodgdon LVR
<<locked>>
81%
47630
78%
**87
100%
[Hodgdon Retumbo]*
<<locked>>
87%
27006
44%
**83
90%
Hodgdon Superperformance
<<locked>>
81%
46311
76%
**13
99%
Hodgdon TrailBoss
<<locked>>
88%
31125
51%
**44
100%
IMR 4166 Enduron
<<locked>>
81%
51474
84%
**84
99%
IMR 4350
<<locked>>
81%
43598
72%
**85
98%
IMR 4451 Enduron
<<locked>>
81%
49705
82%
**77
99%
IMR 4831
<<locked>>
81%
39189
64%
**23
99%
[IMR 4955 Enduron]*
<<locked>>
81%
35694
59%
**15
92%
[IMR 7828 SSC]*
<<locked>>
81%
34330
56%
**64
91%
Lovex S065
<<locked>>
81%
47224
78%
**35
100%
Lovex S070
<<locked>>
81%
45440
75%
**15
99%
[Lovex S071]*
<<locked>>
81%
28877
47%
**74
94%
Norma 204
<<locked>>
81%
43613
72%
**18
97%
[Norma 217]*
<<locked>>
91%
27224
45%
**23
90%
Norma MRP
<<locked>>
81%
34882
57%
**20
96%
Norma URP
<<locked>>
81%
44353
73%
**31
100%
Ramshot Hunter
<<locked>>
81%
43192
71%
**31
99%
[Ramshot Magnum]*
<<locked>>
81%
30893
51%
**79
93%
ReloadSwiss RS 14
<<locked>>
84%
30168
50%
**50
100%
ReloadSwiss RS 60
<<locked>>
81%
48182
79%
**62
100%
ReloadSwiss RS 62
<<locked>>
81%
45020
74%
**67
100%
ReloadSwiss RS 70
<<locked>>
81%
43323
71%
**84
100%
[ReloadSwiss RS 76]*
<<locked>>
82%
27499
45%
**26
90%
[ReloadSwiss RS 80]*
<<locked>>
92%
34795
57%
**30
90%
[Rottweil R 904]*
<<locked>>
81%
39291
64%
**07
94%
Rottweil R 905
<<locked>>
81%
36970
61%
**03
95%
Rottweil R 907
<<locked>>
81%
48240
79%
**51
99%
SNPE Vectan Tubal 7000
<<locked>>
81%
46311
76%
**82
99%
Shooters World Long Rifle
<<locked>>
81%
47224
78%
**35
100%
[Somchem S361]*
<<locked>>
81%
39972
66%
**90
93%
Somchem S365
<<locked>>
81%
41191
68%
**98
100%
Somchem S385
<<locked>>
81%
37666
62%
**84
96%
Vihtavuori N135
<<locked>>
81%
50647
83%
**98
100%
Vihtavuori N150
<<locked>>
81%
45049
74%
**56
100%
Vihtavuori N160
<<locked>>
81%
47877
79%
**64
100%
[Vihtavuori N165]*
<<locked>>
81%
31488
52%
**39
93%
Vihtavuori N550
<<locked>>
81%
48254
79%
**03
100%
Vihtavuori N555
<<locked>>
81%
36143
59%
**00
99%
[Vihtavuori N560]*
<<locked>>
81%
33562
55%
**61
91%
[Vihtavuori N565]*
<<locked>>
84%
31821
52%
**15
90%
[Vihtavuori N568]*
<<locked>>
92%
36332
60%
**52
90%
Winchester 6.5 StaBALL
<<locked>>
81%
44889
74%
**95
100%
Winchester StaBALL HD
<<locked>>
81%
27282
45%
**31
99%

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.

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