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Load data for .338 Rem. Ultra Mag + .338 | 225gr | Speer TBBC

Recommended Powder(s):

.338 Rem. Ultra Mag + .338 | 225gr | Speer TBBC

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 225gr | Speer TBBC
Manufacturer SKU:
1775
Bullet Weight:
225gr | 14.6g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.330" | 33.8mm
Caliber:
.338 Rem. Ultra Mag load data
Case Length (l3):
2.760" | 70.1mm
Cartridge Length (C.O.L.):
3.546" | 90.1mm
Seated Depth:
0.544" | 13.8mm
Shank Seated Depth:
0.544" | 13.8mm
Case Capacity:
110.0 Grains of Water | 7.14 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B6194_C459
Last updated:
2025-01-01

Load data for 146 loads in caliber .338 Rem. Ultra Mag with .338 | 225gr | Speer TBBC bullet and 73 powder(s). 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 2208
<<locked>>
84%
57174
90%
**07
100%
ADI AR 2209 👍
<<locked>>
94%
56884
89%
**95
99%
ADI AR 2213
<<locked>>
97%
57014
89%
**38
99%
ADI AR 2217
<<locked>>
97%
41205
65%
**46
95%
ADI AR 2225
<<locked>>
97%
37202
58%
**20
97%
Accurate 2700
<<locked>>
84%
57000
89%
**77
100%
Accurate 3100
<<locked>>
97%
56724
89%
**40
100%
Accurate 4350
<<locked>>
88%
57087
89%
**62
100%
Accurate MAGPRO
<<locked>>
97%
55463
87%
**25
97%
Alliant Reloder-16
<<locked>>
90%
57334
90%
**15
100%
Alliant Reloder-17
<<locked>>
85%
57159
90%
**05
100%
Alliant Reloder-19 👍
<<locked>>
94%
56927
89%
**95
99%
Alliant Reloder-22
<<locked>>
97%
56449
88%
**28
99%
Alliant Reloder-23
<<locked>>
97%
53316
84%
**46
100%
Alliant Reloder-25
<<locked>>
97%
46325
73%
**97
100%
Alliant Reloder-26 👍
<<locked>>
94%
56840
89%
**77
100%
Hodgdon H1000
<<locked>>
97%
41205
65%
**46
95%
Hodgdon H414
<<locked>>
85%
56782
89%
**85
100%
Hodgdon H4350
<<locked>>
92%
57232
90%
**43
100%
Hodgdon H4831
<<locked>>
97%
52286
82%
**10
97%
Hodgdon H4831 SC
<<locked>>
96%
57000
89%
**72
98%
Hodgdon Hybrid 100V
<<locked>>
92%
56753
89%
**23
100%
Hodgdon LVR
<<locked>>
87%
56927
89%
**62
100%
Hodgdon Retumbo
<<locked>>
97%
37202
58%
**20
97%
Hodgdon Superperformance
<<locked>>
87%
57305
90%
**18
100%
Hodgdon VARGET
<<locked>>
84%
57174
90%
**07
100%
Hodgdon TrailBoss
<<locked>>
96%
34983
55%
**90
100%
IMR 4064
<<locked>>
84%
57290
90%
**03
100%
IMR 4166 Enduron
<<locked>>
85%
57203
90%
**07
100%
IMR 4350
<<locked>>
90%
57174
90%
**40
100%
IMR 4451 Enduron
<<locked>>
86%
57058
89%
**26
100%
IMR 4831
<<locked>>
94%
57348
90%
**53
100%
IMR 4955 Enduron
<<locked>>
97%
57000
89%
**49
98%
IMR 7828 SSC
<<locked>>
96%
57377
90%
**54
99%
Lovex S065
<<locked>>
88%
57000
89%
**17
100%
Lovex S070
<<locked>>
89%
57174
90%
**43
100%
Lovex S071
<<locked>>
97%
47442
74%
**12
100%
Norma 204
<<locked>>
89%
56942
89%
**76
99%
[Norma 217]*
<<locked>>
97%
32909
52%
**41
94%
Norma MRP 👍
<<locked>>
95%
57174
90%
**67
100%
Norma URP
<<locked>>
89%
57014
89%
**69
100%
Ramshot Hunter
<<locked>>
90%
56782
89%
**85
100%
Ramshot Magnum
<<locked>>
97%
55027
86%
**82
100%
ReloadSwiss RS 14
<<locked>>
97%
36100
57%
**32
100%
ReloadSwiss RS 60
<<locked>>
86%
57261
90%
**28
100%
ReloadSwiss RS 62
<<locked>>
88%
56666
89%
**79
100%
ReloadSwiss RS 70
<<locked>>
89%
57348
90%
**41
100%
ReloadSwiss RS 76
<<locked>>
97%
45571
71%
**36
99%
[ReloadSwiss RS 80]*
<<locked>>
97%
40640
64%
**05
93%
Rottweil R 903
<<locked>>
84%
57377
90%
**13
100%
Rottweil R 904
<<locked>>
93%
57246
90%
**49
98%
Rottweil R 905 👍
<<locked>>
94%
57072
89%
**92
99%
Rottweil R 907
<<locked>>
87%
56840
89%
**26
100%
SNPE Vectan SP 11
<<locked>>
83%
57116
90%
**46
100%
SNPE Vectan Tubal 5000
<<locked>>
84%
56869
89%
**92
100%
SNPE Vectan Tubal 7000
<<locked>>
88%
57116
90%
**80
100%
Shooters World Long Rifle
<<locked>>
88%
57000
89%
**17
100%
Somchem S355
<<locked>>
84%
56826
89%
**10
100%
Somchem S361
<<locked>>
92%
57174
90%
**20
98%
Somchem S365
<<locked>>
91%
56956
89%
**66
100%
Somchem S385
<<locked>>
94%
57188
90%
**66
100%
Vihtavuori N135
<<locked>>
85%
57276
90%
**25
100%
Vihtavuori N150
<<locked>>
89%
57363
90%
**74
100%
Vihtavuori N160
<<locked>>
87%
56855
89%
**33
100%
Vihtavuori N165
<<locked>>
97%
51895
81%
**77
99%
Vihtavuori N550
<<locked>>
86%
56942
89%
**72
100%
Vihtavuori N555
<<locked>>
95%
56681
89%
**82
100%
Vihtavuori N560
<<locked>>
97%
56492
89%
**51
98%
Vihtavuori N565
<<locked>>
97%
48617
76%
**03
97%
[Vihtavuori N568]*
<<locked>>
97%
41945
66%
**21
93%
Winchester 6.5 StaBALL
<<locked>>
88%
57305
90%
**00
100%
Winchester 760
<<locked>>
85%
56782
89%
**85
100%
Winchester StaBALL HD
<<locked>>
97%
49980
78%
**22
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
52953
83%
**54
100%
ADI AR 2209
<<locked>>
81%
37289
58%
**48
95%
[ADI AR 2213]*
<<locked>>
81%
33286
52%
**72
91%
[ADI AR 2217]*
<<locked>>
89%
32256
51%
**36
90%
[ADI AR 2225]*
<<locked>>
87%
26992
42%
**28
90%
Accurate 2700
<<locked>>
81%
51082
80%
**95
99%
Accurate 3100
<<locked>>
81%
33301
52%
**36
96%
Accurate 4350
<<locked>>
81%
44614
70%
**79
100%
[Accurate MAGPRO]*
<<locked>>
84%
35911
56%
**61
90%
Alliant Reloder-16
<<locked>>
81%
42511
67%
**82
100%
Alliant Reloder-17
<<locked>>
81%
49240
77%
**97
100%
Alliant Reloder-19
<<locked>>
81%
37275
58%
**54
95%
[Alliant Reloder-22]*
<<locked>>
81%
33011
52%
**82
93%
Alliant Reloder-23
<<locked>>
81%
31618
50%
**59
99%
[Alliant Reloder-25]*
<<locked>>
81%
27862
44%
**67
94%
Alliant Reloder-26
<<locked>>
81%
34432
54%
**77
98%
[Hodgdon H1000]*
<<locked>>
89%
32256
51%
**36
90%
Hodgdon H414
<<locked>>
81%
50343
79%
**84
99%
Hodgdon H4350
<<locked>>
81%
40959
64%
**77
97%
[Hodgdon H4831]*
<<locked>>
82%
32735
51%
**23
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
34867
55%
**75
91%
Hodgdon Hybrid 100V
<<locked>>
81%
40147
63%
**74
100%
Hodgdon LVR
<<locked>>
81%
47094
74%
**18
100%
[Hodgdon Retumbo]*
<<locked>>
87%
26992
42%
**28
90%
Hodgdon Superperformance
<<locked>>
81%
45542
71%
**35
98%
Hodgdon VARGET
<<locked>>
81%
52417
82%
**44
100%
Hodgdon TrailBoss
<<locked>>
91%
32605
51%
**40
100%
IMR 4064
<<locked>>
81%
51909
81%
**28
100%
IMR 4166 Enduron
<<locked>>
81%
50865
80%
**12
99%
IMR 4350
<<locked>>
81%
43134
68%
**16
98%
IMR 4451 Enduron
<<locked>>
81%
49066
77%
**02
99%
IMR 4831
<<locked>>
81%
38638
61%
**57
99%
[IMR 4955 Enduron]*
<<locked>>
81%
35375
55%
**52
92%
[IMR 7828 SSC]*
<<locked>>
81%
33823
53%
**98
91%
Lovex S065
<<locked>>
81%
46499
73%
**59
100%
Lovex S070
<<locked>>
81%
45078
71%
**52
99%
[Lovex S071]*
<<locked>>
81%
28543
45%
**15
94%
Norma 204
<<locked>>
81%
42786
67%
**46
97%
[Norma 217]*
<<locked>>
91%
27354
43%
**77
90%
Norma MRP
<<locked>>
81%
34418
54%
**48
95%
Norma URP
<<locked>>
81%
43874
69%
**69
100%
Ramshot Hunter
<<locked>>
81%
42569
67%
**56
99%
[Ramshot Magnum]*
<<locked>>
81%
30530
48%
**06
92%
ReloadSwiss RS 14
<<locked>>
87%
31343
49%
**40
100%
ReloadSwiss RS 60
<<locked>>
81%
47442
74%
**90
100%
ReloadSwiss RS 62
<<locked>>
81%
44324
69%
**92
100%
ReloadSwiss RS 70
<<locked>>
81%
42453
67%
**02
100%
[ReloadSwiss RS 76]*
<<locked>>
82%
27398
43%
**60
90%
[ReloadSwiss RS 80]*
<<locked>>
92%
34867
55%
**70
90%
Rottweil R 903
<<locked>>
81%
51982
81%
**48
100%
[Rottweil R 904]*
<<locked>>
81%
38783
61%
**34
94%
Rottweil R 905
<<locked>>
81%
36332
57%
**31
95%
Rottweil R 907
<<locked>>
81%
47805
75%
**82
99%
SNPE Vectan SP 11
<<locked>>
81%
53084
83%
**97
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
52054
82%
**30
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
45774
72%
**13
99%
Shooters World Long Rifle
<<locked>>
81%
46499
73%
**59
100%
Somchem S355
<<locked>>
81%
51532
81%
**38
100%
[Somchem S361]*
<<locked>>
81%
39407
62%
**21
93%
Somchem S365
<<locked>>
81%
40553
64%
**30
100%
Somchem S385
<<locked>>
81%
37202
58%
**18
96%
Vihtavuori N135
<<locked>>
81%
50009
78%
**33
100%
Vihtavuori N150
<<locked>>
81%
44295
69%
**93
100%
Vihtavuori N160
<<locked>>
81%
47007
74%
**82
100%
[Vihtavuori N165]*
<<locked>>
81%
31241
49%
**74
93%
Vihtavuori N550
<<locked>>
81%
47645
75%
**35
100%
Vihtavuori N555
<<locked>>
81%
35346
55%
**34
99%
[Vihtavuori N560]*
<<locked>>
81%
33112
52%
**92
90%
[Vihtavuori N565]*
<<locked>>
84%
31401
49%
**49
90%
[Vihtavuori N568]*
<<locked>>
92%
36056
56%
**80
90%
Winchester 6.5 StaBALL
<<locked>>
81%
44396
70%
**26
100%
Winchester 760
<<locked>>
81%
50343
79%
**84
99%
Winchester StaBALL HD
<<locked>>
81%
26411
41%
**59
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.

<<locked>>... you need to buy an access license to unlock the data

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