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Load data for .338-378 Weath. Mag. + .338 | 232gr | Lehigh Defense Controlled Fracturing

Recommended Powder(s): ADI AR 2213, Alliant Reloder-22, Ramshot Magnum, ReloadSwiss RS 76, Vihtavuori N560

.338-378 Weath. Mag. + .338 | 232gr | Lehigh Defense Controlled Fracturing

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 232gr | Lehigh Defense Controlled Fracturing
Manufacturer SKU:
Subsonic 2338232LP
Bullet Weight:
232gr | 15.0g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.485" | 37.7mm
Caliber:
.338-378 Weath. Mag. load data
Case Length (l3):
2.910" | 73.9mm
Cartridge Length (C.O.L.):
3.694" | 93.8mm
Seated Depth:
0.701" | 17.8mm
Shank Seated Depth:
0.525" | 13.3mm
Case Capacity:
137.0 Grains of Water | 8.90 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B11075_C472
Last updated:
2025-11-04
Recommended Twist Rate:
1:13 - 1:11

Load data for 102 loads in caliber .338-378 Weath. Mag. with .338 | 232gr | Lehigh Defense Controlled Fracturing bullet and 51 powders such as ADI AR 2213, Alliant Reloder-22, Ramshot Magnum, 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>>
88%
57363
90%
**04
100%
ADI AR 2213 👍
<<locked>>
90%
57145
90%
**40
100%
ADI AR 2217
<<locked>>
97%
52388
82%
**61
99%
[ADI AR 2218]*
<<locked>>
97%
45136
71%
**95
94%
ADI AR 2225
<<locked>>
97%
47311
74%
**25
100%
Accurate 3100
<<locked>>
90%
57116
89%
**35
100%
Accurate MAGPRO
<<locked>>
91%
57276
90%
**49
98%
Alliant Reloder-16
<<locked>>
84%
57319
90%
**94
100%
Alliant Reloder-19
<<locked>>
88%
57290
90%
**97
100%
Alliant Reloder-22 👍
<<locked>>
90%
57334
90%
**33
100%
Alliant Reloder-23
<<locked>>
91%
57000
89%
**67
100%
Alliant Reloder-25
<<locked>>
95%
56869
89%
**40
100%
Alliant Reloder-26
<<locked>>
87%
57159
90%
**53
100%
Alliant Reloder-33
<<locked>>
97%
49197
77%
**61
96%
[Alliant Reloder-50]*
<<locked>>
97%
41698
65%
**03
92%
Hodgdon H1000
<<locked>>
97%
52388
82%
**61
99%
Hodgdon H4350
<<locked>>
86%
57058
89%
**38
100%
Hodgdon H4831
<<locked>>
93%
57363
90%
**84
99%
Hodgdon H4831 SC
<<locked>>
89%
57116
89%
**87
99%
Hodgdon Hybrid 100V
<<locked>>
85%
57000
89%
**05
100%
Hodgdon Retumbo
<<locked>>
97%
47311
74%
**25
100%
Hodgdon TrailBoss
<<locked>>
97%
35926
56%
**88
100%
IMR 4350
<<locked>>
84%
57072
89%
**35
100%
IMR 4831
<<locked>>
87%
57159
90%
**38
100%
IMR 4955 Enduron
<<locked>>
91%
57305
90%
**61
99%
IMR 7828 SSC
<<locked>>
89%
56869
89%
**43
100%
[IMR 7977 Enduron]*
<<locked>>
95%
57029
89%
**18
94%
IMR 8133 Enduron
<<locked>>
97%
43105
68%
**26
98%
Lovex S071
<<locked>>
96%
57116
89%
**35
100%
Norma 204
<<locked>>
84%
57377
90%
**87
100%
Norma 217
<<locked>>
97%
43772
69%
**62
99%
Norma MRP
<<locked>>
88%
57377
90%
**49
100%
Ramshot Hunter
<<locked>>
84%
57246
90%
**77
100%
Ramshot Magnum 👍
<<locked>>
91%
57232
90%
**13
100%
ReloadSwiss RS 14
<<locked>>
96%
36738
58%
**27
100%
ReloadSwiss RS 76 👍
<<locked>>
96%
57101
89%
**18
100%
ReloadSwiss RS 80
<<locked>>
97%
54549
85%
**40
99%
Rottweil R 904
<<locked>>
87%
57174
90%
**64
100%
Rottweil R 905
<<locked>>
88%
57232
90%
**94
100%
Somchem S361
<<locked>>
86%
57232
90%
**35
99%
Somchem S365
<<locked>>
84%
57174
90%
**48
100%
Somchem S385
<<locked>>
88%
57159
90%
**58
100%
Vihtavuori N150
<<locked>>
83%
56884
89%
**53
100%
Vihtavuori N165
<<locked>>
93%
57000
89%
**38
100%
[Vihtavuori N170]*
<<locked>>
97%
48994
77%
**40
94%
Vihtavuori N555
<<locked>>
88%
57130
90%
**71
100%
Vihtavuori N560 👍
<<locked>>
90%
57261
90%
**63
99%
Vihtavuori N565
<<locked>>
94%
56855
89%
**23
99%
Vihtavuori N568
<<locked>>
97%
55521
87%
**53
98%
Vihtavuori N570
<<locked>>
97%
53258
83%
**46
96%
Winchester StaBALL HD
<<locked>>
92%
57290
90%
**69
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
45803
72%
**07
99%
ADI AR 2213
<<locked>>
81%
40973
64%
**48
96%
[ADI AR 2217]*
<<locked>>
81%
30603
48%
**79
92%
[ADI AR 2218]*
<<locked>>
92%
38464
60%
**38
90%
[ADI AR 2225]*
<<locked>>
81%
27905
44%
**46
94%
Accurate 3100
<<locked>>
81%
41727
65%
**85
100%
[Accurate MAGPRO]*
<<locked>>
81%
40727
64%
**41
94%
Alliant Reloder-16
<<locked>>
81%
52794
83%
**22
100%
Alliant Reloder-19
<<locked>>
81%
45730
72%
**03
99%
Alliant Reloder-22
<<locked>>
81%
41611
65%
**51
98%
Alliant Reloder-23
<<locked>>
81%
40350
63%
**08
100%
Alliant Reloder-25
<<locked>>
81%
34795
55%
**30
99%
Alliant Reloder-26
<<locked>>
81%
45281
71%
**56
100%
[Alliant Reloder-33]*
<<locked>>
89%
36564
57%
**85
90%
[Alliant Reloder-50]*
<<locked>>
94%
37115
58%
**02
90%
[Hodgdon H1000]*
<<locked>>
81%
30603
48%
**79
92%
Hodgdon H4350
<<locked>>
81%
49139
77%
**10
100%
Hodgdon H4831
<<locked>>
81%
38464
60%
**39
95%
Hodgdon H4831 SC
<<locked>>
81%
42902
67%
**35
96%
Hodgdon Hybrid 100V
<<locked>>
81%
49647
78%
**07
100%
[Hodgdon Retumbo]*
<<locked>>
81%
27905
44%
**46
94%
Hodgdon TrailBoss
<<locked>>
82%
29037
45%
**44
100%
IMR 4350
<<locked>>
81%
51706
81%
**59
100%
IMR 4831
<<locked>>
81%
47253
74%
**80
100%
IMR 4955 Enduron
<<locked>>
81%
42467
67%
**92
96%
IMR 7828 SSC
<<locked>>
81%
42279
66%
**87
97%
[IMR 7977 Enduron]*
<<locked>>
88%
44672
70%
**95
90%
[IMR 8133 Enduron]*
<<locked>>
84%
28036
44%
**49
90%
Lovex S071
<<locked>>
81%
35810
56%
**54
98%
Norma 204
<<locked>>
81%
52402
82%
**02
99%
[Norma 217]*
<<locked>>
81%
25251
40%
**74
91%
Norma MRP
<<locked>>
81%
44208
69%
**30
99%
Ramshot Hunter
<<locked>>
81%
52475
82%
**08
100%
Ramshot Magnum
<<locked>>
81%
38972
61%
**95
98%
ReloadSwiss RS 14
<<locked>>
81%
29428
46%
**77
100%
ReloadSwiss RS 76
<<locked>>
81%
33127
52%
**26
97%
[ReloadSwiss RS 80]*
<<locked>>
82%
31270
49%
**54
90%
Rottweil R 904
<<locked>>
81%
46891
73%
**94
98%
Rottweil R 905
<<locked>>
81%
45397
71%
**00
99%
Somchem S361
<<locked>>
81%
47732
75%
**74
98%
Somchem S365
<<locked>>
81%
51097
80%
**56
100%
Somchem S385
<<locked>>
81%
45716
72%
**71
99%
Vihtavuori N150
<<locked>>
81%
53011
83%
**97
100%
Vihtavuori N165
<<locked>>
81%
38856
61%
**26
98%
[Vihtavuori N170]*
<<locked>>
90%
39523
62%
**46
90%
Vihtavuori N555
<<locked>>
81%
44904
70%
**80
100%
Vihtavuori N560
<<locked>>
81%
41785
65%
**71
96%
[Vihtavuori N565]*
<<locked>>
81%
36289
57%
**26
94%
[Vihtavuori N568]*
<<locked>>
82%
32111
50%
**67
90%
[Vihtavuori N570]*
<<locked>>
87%
37275
58%
**18
90%
Winchester StaBALL HD
<<locked>>
81%
37565
59%
**44
100%

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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