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Load data for .338-378 Weath. Mag. + .338 | 210gr | Barnes TTSX BT

Recommended Powder(s): ADI AR 2209, Alliant Reloder-22, Alliant Reloder-25, Norma MRP, Ramshot Magnum

.338-378 Weath. Mag. + .338 | 210gr | Barnes TTSX BT

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 210gr | Barnes TTSX BT
Manufacturer SKU:
30428
Bullet Weight:
210gr | 13.6g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.473" | 37.4mm
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:
0.689" | 17.5mm
Shank Seated Depth:
0.564" | 14.3mm
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_B671_C472
Last updated:
2025-09-18
Recommended Twist Rate:
1:13 - 1:11

Load data for 118 loads in caliber .338-378 Weath. Mag. with .338 | 210gr | Barnes TTSX BT bullet and 59 powders such as ADI AR 2209, Alliant Reloder-22, Alliant Reloder-25, Norma MRP, Ramshot Magnum. 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>>
90%
57159
90%
**31
100%
ADI AR 2213
<<locked>>
93%
56971
89%
**64
99%
ADI AR 2217
<<locked>>
97%
48167
75%
**97
98%
ADI AR 2225
<<locked>>
97%
43410
68%
**67
99%
Accurate 3100
<<locked>>
93%
57087
89%
**59
100%
Accurate 4350
<<locked>>
84%
56855
89%
**76
100%
Accurate MAGPRO
<<locked>>
93%
57290
90%
**74
98%
Alliant Reloder-16
<<locked>>
86%
57363
90%
**22
100%
Alliant Reloder-19
<<locked>>
90%
57043
89%
**25
100%
Alliant Reloder-22 👍
<<locked>>
93%
57261
90%
**54
100%
Alliant Reloder-23
<<locked>>
94%
57261
90%
**02
100%
Alliant Reloder-25 👍
<<locked>>
97%
54810
86%
**35
100%
Alliant Reloder-26
<<locked>>
89%
56797
89%
**81
100%
[Alliant Reloder-33]*
<<locked>>
97%
44672
70%
**77
93%
Hodgdon H1000
<<locked>>
97%
48167
75%
**97
98%
Hodgdon H4350
<<locked>>
88%
57116
90%
**59
100%
Hodgdon H4831
<<locked>>
95%
56985
89%
**05
98%
Hodgdon H4831 SC
<<locked>>
92%
57363
90%
**02
98%
Hodgdon Hybrid 100V
<<locked>>
88%
57217
90%
**43
100%
Hodgdon LVR
<<locked>>
83%
57421
90%
**95
100%
Hodgdon Retumbo
<<locked>>
97%
43410
68%
**67
99%
Hodgdon TrailBoss
<<locked>>
96%
35505
56%
**70
100%
IMR 4350
<<locked>>
86%
57043
89%
**66
100%
IMR 4831
<<locked>>
89%
56826
89%
**69
100%
IMR 4955 Enduron
<<locked>>
93%
57435
90%
**76
99%
IMR 7828 SSC
<<locked>>
92%
57305
90%
**81
99%
[IMR 7977 Enduron]*
<<locked>>
97%
56260
88%
**10
92%
IMR 8133 Enduron
<<locked>>
97%
39175
61%
**59
95%
Lovex S065
<<locked>>
84%
56884
89%
**36
100%
Lovex S070
<<locked>>
85%
56985
89%
**56
100%
Lovex S071
<<locked>>
97%
55158
86%
**36
100%
Norma 204
<<locked>>
86%
57174
90%
**05
99%
Norma 217
<<locked>>
97%
39508
62%
**79
98%
Norma MRP 👍
<<locked>>
91%
57261
90%
**77
100%
Norma URP
<<locked>>
85%
57246
90%
**86
100%
Ramshot Hunter
<<locked>>
86%
57363
90%
**15
100%
Ramshot Magnum 👍
<<locked>>
93%
57261
90%
**35
100%
ReloadSwiss RS 14
<<locked>>
97%
36637
57%
**16
100%
ReloadSwiss RS 62
<<locked>>
84%
57203
90%
**05
100%
ReloadSwiss RS 70
<<locked>>
85%
57101
89%
**48
100%
ReloadSwiss RS 76
<<locked>>
97%
54505
85%
**10
100%
ReloadSwiss RS 80
<<locked>>
97%
49298
77%
**69
97%
Rottweil R 904
<<locked>>
89%
56855
89%
**82
99%
Rottweil R 905
<<locked>>
90%
57145
90%
**22
100%
Rottweil R 907
<<locked>>
83%
57232
90%
**53
100%
SNPE Vectan Tubal 7000
<<locked>>
85%
57319
90%
**10
100%
Shooters World Long Rifle
<<locked>>
84%
56884
89%
**36
100%
Somchem S361
<<locked>>
88%
56956
89%
**40
98%
Somchem S365
<<locked>>
87%
57029
89%
**72
100%
Somchem S385
<<locked>>
90%
57377
90%
**82
100%
Vihtavuori N150
<<locked>>
86%
57406
90%
**90
100%
Vihtavuori N165
<<locked>>
95%
57246
90%
**63
100%
Vihtavuori N555
<<locked>>
91%
57188
90%
**02
100%
Vihtavuori N560
<<locked>>
92%
57072
89%
**74
99%
Vihtavuori N565
<<locked>>
97%
57276
90%
**58
99%
Vihtavuori N568
<<locked>>
97%
50633
79%
**89
97%
[Vihtavuori N570]*
<<locked>>
97%
48414
76%
**72
94%
Winchester 6.5 StaBALL
<<locked>>
84%
57116
89%
**13
100%
Winchester StaBALL HD
<<locked>>
95%
57305
90%
**10
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
42656
67%
**62
97%
[ADI AR 2213]*
<<locked>>
81%
38087
60%
**80
94%
[ADI AR 2217]*
<<locked>>
84%
31111
49%
**80
90%
[ADI AR 2225]*
<<locked>>
82%
26237
41%
**72
90%
Accurate 3100
<<locked>>
81%
38537
60%
**35
98%
Accurate 4350
<<locked>>
81%
51358
80%
**87
100%
[Accurate MAGPRO]*
<<locked>>
81%
37449
59%
**74
91%
Alliant Reloder-16
<<locked>>
81%
48849
77%
**87
100%
Alliant Reloder-19
<<locked>>
81%
42670
67%
**59
97%
Alliant Reloder-22
<<locked>>
81%
38450
60%
**97
96%
Alliant Reloder-23
<<locked>>
81%
37043
58%
**54
100%
Alliant Reloder-25
<<locked>>
81%
32126
50%
**66
97%
Alliant Reloder-26
<<locked>>
81%
41220
65%
**12
100%
[Alliant Reloder-33]*
<<locked>>
93%
39276
62%
**59
90%
[Hodgdon H1000]*
<<locked>>
84%
31111
49%
**80
90%
Hodgdon H4350
<<locked>>
81%
46224
72%
**79
99%
[Hodgdon H4831]*
<<locked>>
81%
35795
56%
**75
92%
[Hodgdon H4831 SC]*
<<locked>>
81%
39943
63%
**74
94%
Hodgdon Hybrid 100V
<<locked>>
81%
46340
73%
**76
100%
Hodgdon LVR
<<locked>>
81%
53577
84%
**30
100%
[Hodgdon Retumbo]*
<<locked>>
82%
26237
41%
**72
90%
Hodgdon TrailBoss
<<locked>>
81%
28355
44%
**09
100%
IMR 4350
<<locked>>
81%
48646
76%
**22
99%
IMR 4831
<<locked>>
81%
44135
69%
**53
100%
[IMR 4955 Enduron]*
<<locked>>
81%
39900
63%
**51
94%
[IMR 7828 SSC]*
<<locked>>
81%
39117
61%
**13
94%
[IMR 7977 Enduron]*
<<locked>>
93%
49516
78%
**82
90%
[IMR 8133 Enduron]*
<<locked>>
89%
30661
48%
**26
90%
Lovex S065
<<locked>>
81%
52214
82%
**67
100%
Lovex S070
<<locked>>
81%
50560
79%
**51
100%
Lovex S071
<<locked>>
81%
33127
52%
**03
97%
Norma 204
<<locked>>
81%
49023
77%
**64
98%
[Norma 217]*
<<locked>>
85%
26585
42%
**15
90%
Norma MRP
<<locked>>
81%
40335
63%
**59
98%
Norma URP
<<locked>>
81%
49893
78%
**71
100%
Ramshot Hunter
<<locked>>
81%
49008
77%
**77
100%
Ramshot Magnum
<<locked>>
81%
35665
56%
**25
96%
ReloadSwiss RS 14
<<locked>>
81%
29095
46%
**55
100%
ReloadSwiss RS 62
<<locked>>
81%
51314
80%
**17
100%
ReloadSwiss RS 70
<<locked>>
81%
49603
78%
**27
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
30429
48%
**46
94%
[ReloadSwiss RS 80]*
<<locked>>
87%
33591
53%
**18
90%
Rottweil R 904
<<locked>>
81%
43685
68%
**43
96%
Rottweil R 905
<<locked>>
81%
42018
66%
**43
97%
Rottweil R 907
<<locked>>
81%
53272
83%
**90
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
51082
80%
**15
100%
Shooters World Long Rifle
<<locked>>
81%
52214
82%
**67
100%
Somchem S361
<<locked>>
81%
44744
70%
**30
96%
Somchem S365
<<locked>>
81%
47239
74%
**31
100%
Somchem S385
<<locked>>
81%
42612
67%
**30
98%
Vihtavuori N150
<<locked>>
81%
49690
78%
**76
100%
Vihtavuori N165
<<locked>>
81%
35824
56%
**66
96%
Vihtavuori N555
<<locked>>
81%
41437
65%
**36
100%
[Vihtavuori N560]*
<<locked>>
81%
38551
60%
**10
94%
[Vihtavuori N565]*
<<locked>>
81%
33214
52%
**52
91%
[Vihtavuori N568]*
<<locked>>
87%
34954
55%
**41
90%
[Vihtavuori N570]*
<<locked>>
92%
40567
64%
**95
90%
Winchester 6.5 StaBALL
<<locked>>
81%
50952
80%
**28
100%
Winchester StaBALL HD
<<locked>>
81%
33489
52%
**87
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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