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Load data for .338 Rem. Ultra Mag + .338 | 190gr | Hammer HHT

Recommended Powder(s): Alliant Reloder-16, Hodgdon H414, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70

.338 Rem. Ultra Mag + .338 | 190gr | Hammer HHT

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 190gr | Hammer HHT
Bullet Weight:
190gr | 12.3g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
<<locked>>
Caliber:
.338 Rem. Ultra Mag load data
Case Length (l3):
2.760" | 70.1mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
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_B12330_C459
Last updated:
2026-04-03
Recommended Twist Rate:
1:11 - 1:10

Load data for 184 loads in caliber .338 Rem. Ultra Mag with .338 | 190gr | Hammer HHT bullet and 92 powders such as Alliant Reloder-16, Hodgdon H414, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70. 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".

  • No data yet

  • 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>>
88%
57000
89%
**10
100%
ADI AR 2209
<<locked>>
97%
52852
83%
**20
97%
[ADI AR 2213]*
<<locked>>
97%
47398
74%
**41
94%
Accurate 2700
<<locked>>
89%
57232
90%
**64
98%
Accurate 3100
<<locked>>
97%
46325
73%
**76
98%
Accurate 4064
<<locked>>
86%
56768
89%
**81
100%
Accurate 4350
<<locked>>
94%
57087
89%
**76
100%
Alliant Power Pro 2000-MR
<<locked>>
84%
56956
89%
**48
100%
Alliant Reloder- TS 15.5
<<locked>>
88%
56898
89%
**23
100%
Alliant Reloder-15
<<locked>>
85%
56710
89%
**40
100%
Alliant Reloder-16 👍
<<locked>>
95%
57334
90%
**28
100%
Alliant Reloder-17
<<locked>>
90%
57116
89%
**25
100%
Alliant Reloder-19
<<locked>>
97%
52446
82%
**20
97%
Alliant Reloder-22
<<locked>>
97%
46122
72%
**41
96%
Alliant Reloder-23
<<locked>>
97%
43787
69%
**02
100%
Alliant Reloder-25
<<locked>>
97%
38072
60%
**94
97%
Alliant Reloder-26
<<locked>>
97%
49676
78%
**79
100%
[Bofors RP15]*
<<locked>>
97%
42279
66%
**66
94%
Bofors RP3
<<locked>>
87%
57377
90%
**33
100%
Bofors RP5
<<locked>>
97%
46122
72%
**41
96%
Bofors RP7
<<locked>>
91%
56681
89%
**10
98%
Hodgdon CFE223
<<locked>>
86%
57246
90%
**72
100%
Hodgdon H380
<<locked>>
87%
57246
90%
**40
100%
Hodgdon H414 👍
<<locked>>
90%
57159
90%
**89
99%
Hodgdon H4350
<<locked>>
96%
56855
89%
**27
99%
[Hodgdon H4831]*
<<locked>>
97%
44092
69%
**26
92%
[Hodgdon H4831 SC]*
<<locked>>
97%
49559
78%
**31
94%
Hodgdon Hybrid 100V
<<locked>>
97%
56217
88%
**23
100%
Hodgdon LVR
<<locked>>
92%
57014
89%
**69
100%
Hodgdon Superperformance
<<locked>>
92%
57116
89%
**15
99%
Hodgdon VARGET
<<locked>>
88%
57000
89%
**10
100%
Hodgdon TrailBoss
<<locked>>
97%
34708
54%
**14
100%
IMR 3031
<<locked>>
85%
57116
89%
**00
100%
IMR 4064
<<locked>>
89%
56710
89%
**97
100%
IMR 4166 Enduron
<<locked>>
89%
56913
89%
**94
99%
IMR 4350
<<locked>>
95%
57203
90%
**27
99%
IMR 4451 Enduron
<<locked>>
90%
57188
90%
**17
99%
IMR 4831
<<locked>>
97%
53359
84%
**04
100%
IMR 4895
<<locked>>
85%
56869
89%
**53
100%
[IMR 4955 Enduron]*
<<locked>>
97%
49066
77%
**95
94%
[IMR 7828 SSC]*
<<locked>>
97%
48849
77%
**77
94%
Lovex S060
<<locked>>
83%
56956
89%
**67
100%
Lovex S062
<<locked>>
86%
56884
89%
**94
100%
Lovex S065
<<locked>>
93%
57276
90%
**17
100%
Lovex S070
<<locked>>
93%
56840
89%
**27
99%
Lovex S071
<<locked>>
97%
38363
60%
**28
96%
Norma 201
<<locked>>
83%
57174
90%
**90
100%
Norma 203B
<<locked>>
86%
57261
90%
**43
100%
Norma 204
<<locked>>
94%
57246
90%
**66
98%
Norma MRP
<<locked>>
97%
49240
77%
**33
98%
Norma URP
<<locked>>
95%
57217
90%
**82
100%
Ramshot Big Game
<<locked>>
85%
57058
89%
**46
100%
Ramshot Grand
<<locked>>
97%
51634
81%
**40
96%
Ramshot Hunter 👍
<<locked>>
95%
56985
89%
**89
100%
Ramshot Magnum
<<locked>>
97%
45078
71%
**92
96%
ReloadSwiss RS 14
<<locked>>
97%
35157
55%
**54
100%
ReloadSwiss RS 50
<<locked>>
87%
57363
90%
**23
99%
ReloadSwiss RS 52
<<locked>>
83%
57406
90%
**05
100%
ReloadSwiss RS 60
<<locked>>
89%
57174
90%
**25
100%
ReloadSwiss RS 62 👍
<<locked>>
94%
57348
90%
**92
100%
ReloadSwiss RS 70 👍
<<locked>>
94%
56913
89%
**38
100%
[ReloadSwiss RS 76]*
<<locked>>
97%
37101
58%
**90
93%
Rottweil R 902
<<locked>>
85%
57159
90%
**81
100%
Rottweil R 903
<<locked>>
89%
57276
90%
**30
100%
Rottweil R 904
<<locked>>
97%
54984
86%
**00
96%
Rottweil R 905
<<locked>>
97%
51169
80%
**90
97%
Rottweil R 907
<<locked>>
91%
56681
89%
**10
98%
SNPE Vectan SP 11
<<locked>>
88%
57130
90%
**56
100%
SNPE Vectan SP 9
<<locked>>
83%
56884
89%
**20
100%
SNPE Vectan Tubal 5000
<<locked>>
88%
57145
90%
**99
100%
SNPE Vectan Tubal 7000
<<locked>>
92%
56724
89%
**58
99%
Shooters World Long Rifle
<<locked>>
93%
57276
90%
**17
100%
Shooters World Precision
<<locked>>
86%
56884
89%
**94
100%
Somchem S335
<<locked>>
83%
57246
90%
**18
100%
Somchem S355
<<locked>>
89%
56666
89%
**20
100%
Somchem S361
<<locked>>
97%
57101
89%
**90
96%
Somchem S365
<<locked>>
97%
56855
89%
**89
100%
Somchem S385
<<locked>>
97%
51895
81%
**77
98%
Vihtavuori N133
<<locked>>
85%
56942
89%
**85
100%
Vihtavuori N135
<<locked>>
90%
56826
89%
**35
100%
Vihtavuori N140
<<locked>>
85%
57392
90%
**51
100%
Vihtavuori N150
<<locked>>
94%
56811
89%
**74
100%
Vihtavuori N160
<<locked>>
92%
57188
90%
**36
100%
Vihtavuori N165
<<locked>>
97%
43091
68%
**03
95%
Vihtavuori N540
<<locked>>
85%
56956
89%
**74
100%
Vihtavuori N550
<<locked>>
92%
57421
90%
**79
100%
Vihtavuori N555
<<locked>>
97%
48863
77%
**74
100%
[Vihtavuori N560]*
<<locked>>
97%
46717
73%
**64
93%
Winchester 6.5 StaBALL
<<locked>>
93%
57058
89%
**04
100%
Winchester 760
<<locked>>
90%
57159
90%
**89
99%
Winchester StaBALL HD
<<locked>>
97%
37028
58%
**31
100%
Winchester Supreme 780
<<locked>>
97%
53896
84%
**87
97%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
46035
72%
**40
99%
[ADI AR 2209]*
<<locked>>
84%
34301
54%
**33
90%
[ADI AR 2213]*
<<locked>>
91%
38914
61%
**57
90%
Accurate 2700
<<locked>>
81%
44222
69%
**54
96%
[Accurate 3100]*
<<locked>>
81%
26701
42%
**33
90%
Accurate 4064
<<locked>>
81%
48356
76%
**62
100%
Accurate 4350
<<locked>>
81%
36622
57%
**05
97%
Alliant Power Pro 2000-MR
<<locked>>
81%
50531
79%
**40
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
46369
73%
**56
100%
Alliant Reloder-15
<<locked>>
81%
49342
77%
**28
100%
Alliant Reloder-16
<<locked>>
81%
35824
56%
**15
97%
Alliant Reloder-17
<<locked>>
81%
40799
64%
**56
100%
[Alliant Reloder-19]*
<<locked>>
83%
33591
53%
**20
90%
[Alliant Reloder-22]*
<<locked>>
87%
33243
52%
**56
90%
[Alliant Reloder-23]*
<<locked>>
81%
26252
41%
**62
94%
[Alliant Reloder-25]*
<<locked>>
87%
27789
44%
**98
90%
[Alliant Reloder-26]*
<<locked>>
81%
28007
44%
**64
92%
[Bofors RP15]*
<<locked>>
90%
33910
53%
**66
90%
Bofors RP3
<<locked>>
81%
46499
73%
**66
100%
[Bofors RP5]*
<<locked>>
87%
33243
52%
**56
90%
Bofors RP7
<<locked>>
81%
41089
64%
**35
95%
Hodgdon CFE223
<<locked>>
81%
48820
77%
**44
100%
Hodgdon H380
<<locked>>
81%
47021
74%
**79
99%
Hodgdon H414
<<locked>>
81%
42293
66%
**30
96%
[Hodgdon H4350]*
<<locked>>
81%
34766
54%
**10
92%
[Hodgdon H4831]*
<<locked>>
93%
39349
62%
**28
90%
[Hodgdon H4831 SC]*
<<locked>>
90%
39349
62%
**28
90%
Hodgdon Hybrid 100V
<<locked>>
81%
33257
52%
**16
98%
Hodgdon LVR
<<locked>>
81%
39508
62%
**67
97%
[Hodgdon Superperformance]*
<<locked>>
81%
37942
59%
**61
94%
Hodgdon VARGET
<<locked>>
81%
45542
71%
**30
99%
Hodgdon TrailBoss
<<locked>>
81%
27514
43%
**63
100%
IMR 3031
<<locked>>
81%
50473
79%
**08
100%
IMR 4064
<<locked>>
81%
45020
71%
**17
99%
IMR 4166 Enduron
<<locked>>
81%
44469
70%
**84
97%
[IMR 4350]*
<<locked>>
81%
36724
58%
**56
93%
IMR 4451 Enduron
<<locked>>
81%
42583
67%
**67
96%
IMR 4831
<<locked>>
81%
32039
50%
**80
95%
IMR 4895
<<locked>>
81%
50676
79%
**58
100%
[IMR 4955 Enduron]*
<<locked>>
89%
38247
60%
**79
90%
[IMR 7828 SSC]*
<<locked>>
90%
38145
60%
**61
90%
Lovex S060
<<locked>>
81%
53171
83%
**12
100%
Lovex S062
<<locked>>
81%
48559
76%
**69
100%
Lovex S065
<<locked>>
81%
39914
63%
**15
97%
Lovex S070
<<locked>>
81%
38101
60%
**92
95%
[Lovex S071]*
<<locked>>
86%
26934
42%
**39
90%
Norma 201
<<locked>>
81%
52895
83%
**28
100%
Norma 203B
<<locked>>
81%
48834
77%
**18
100%
[Norma 204]*
<<locked>>
81%
36027
56%
**66
91%
[Norma MRP]*
<<locked>>
83%
30618
48%
**10
90%
Norma URP
<<locked>>
81%
36492
57%
**08
97%
Ramshot Big Game
<<locked>>
81%
49182
77%
**31
100%
[Ramshot Grand]*
<<locked>>
89%
38116
60%
**64
90%
Ramshot Hunter
<<locked>>
81%
35563
56%
**89
95%
[Ramshot Magnum]*
<<locked>>
88%
32401
51%
**07
90%
ReloadSwiss RS 14
<<locked>>
81%
27949
44%
**03
100%
ReloadSwiss RS 50
<<locked>>
81%
47152
74%
**56
98%
ReloadSwiss RS 52
<<locked>>
81%
53330
84%
**40
100%
ReloadSwiss RS 60
<<locked>>
81%
43366
68%
**15
100%
ReloadSwiss RS 62
<<locked>>
81%
36260
57%
**18
97%
ReloadSwiss RS 70
<<locked>>
81%
35665
56%
**25
96%
[ReloadSwiss RS 76]*
<<locked>>
93%
32735
51%
**66
90%
Rottweil R 902
<<locked>>
81%
50459
79%
**82
100%
Rottweil R 903
<<locked>>
81%
43830
69%
**10
100%
[Rottweil R 904]*
<<locked>>
84%
36492
57%
**52
90%
[Rottweil R 905]*
<<locked>>
84%
32808
51%
**13
90%
Rottweil R 907
<<locked>>
81%
41089
64%
**35
95%
SNPE Vectan SP 11
<<locked>>
81%
44933
70%
**62
100%
SNPE Vectan SP 9
<<locked>>
81%
52504
82%
**54
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
45194
71%
**31
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
39189
61%
**52
95%
Shooters World Long Rifle
<<locked>>
81%
39914
63%
**15
97%
Shooters World Precision
<<locked>>
81%
48559
76%
**69
100%
Somchem S335
<<locked>>
81%
53403
84%
**62
100%
Somchem S355
<<locked>>
81%
44106
69%
**17
100%
[Somchem S361]*
<<locked>>
86%
38885
61%
**72
90%
Somchem S365
<<locked>>
81%
32909
52%
**66
99%
[Somchem S385]*
<<locked>>
81%
30690
48%
**31
90%
Vihtavuori N133
<<locked>>
81%
50546
79%
**03
100%
Vihtavuori N135
<<locked>>
81%
42815
67%
**31
100%
Vihtavuori N140
<<locked>>
81%
49995
78%
**53
100%
Vihtavuori N150
<<locked>>
81%
37681
59%
**62
100%
Vihtavuori N160
<<locked>>
81%
39740
62%
**38
98%
[Vihtavuori N165]*
<<locked>>
87%
31879
50%
**48
90%
Vihtavuori N540
<<locked>>
81%
49821
78%
**72
100%
Vihtavuori N550
<<locked>>
81%
40118
63%
**80
98%
[Vihtavuori N555]*
<<locked>>
81%
28529
45%
**44
94%
[Vihtavuori N560]*
<<locked>>
91%
38943
61%
**97
90%
Winchester 6.5 StaBALL
<<locked>>
81%
37391
59%
**82
99%
Winchester 760
<<locked>>
81%
42293
66%
**30
96%
[Winchester StaBALL HD]*
<<locked>>
81%
23134
36%
**03
91%
[Winchester Supreme 780]*
<<locked>>
83%
33315
52%
**90
90%

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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