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Load data for .338 Win Mag. + .338 | 275gr | Speer AGS TS

Recommended Powder(s): Alliant Reloder-26, Hodgdon H4350, Hodgdon Superperformance, Ramshot Hunter, ReloadSwiss RS 70

.338 Win Mag. + .338 | 275gr | Speer AGS TS

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 275gr | Speer AGS TS
Manufacturer SKU:
2414
Bullet Weight:
275gr | 17.8g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.330" | 33.8mm
Caliber:
.338 Win Mag. load data
Case Length (l3):
2.500" | 63.5mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.540" | 13.7mm
Shank Seated Depth:
0.540" | 13.7mm
Case Capacity:
86.0 Grains of Water | 5.58 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
62366 psi | 4300 bar
LID:
LID_B6196_C465
Last updated:
2025-01-01

Load data for 166 loads in caliber .338 Win Mag. with .338 | 275gr | Speer AGS TS bullet and 83 powders such as Alliant Reloder-26, Hodgdon H4350, Hodgdon Superperformance, Ramshot Hunter, 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".

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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>>
87%
55608
89%
**95
100%
ADI AR 2209
<<locked>>
97%
53098
85%
**54
98%
ADI AR 2213
<<locked>>
97%
47036
75%
**92
96%
[ADI AR 2225]*
<<locked>>
97%
30501
49%
**00
93%
Accurate 2700
<<locked>>
88%
55564
89%
**69
99%
Accurate 3100
<<locked>>
97%
46035
74%
**33
99%
Accurate 4064
<<locked>>
85%
55535
89%
**65
100%
Accurate 4350
<<locked>>
93%
55390
89%
**64
100%
[Accurate MAGPRO]*
<<locked>>
97%
44570
71%
**82
93%
Alliant Reloder- TS 15.5
<<locked>>
87%
55521
89%
**08
100%
Alliant Reloder-15
<<locked>>
85%
55999
90%
**25
100%
Alliant Reloder-16
<<locked>>
95%
55724
89%
**03
100%
Alliant Reloder-17
<<locked>>
90%
55796
89%
**10
100%
Alliant Reloder-19
<<locked>>
97%
52185
84%
**44
98%
Alliant Reloder-22
<<locked>>
97%
45876
74%
**92
97%
Alliant Reloder-23
<<locked>>
97%
43294
69%
**43
100%
Alliant Reloder-25
<<locked>>
97%
38116
61%
**83
99%
Alliant Reloder-26 👍
<<locked>>
97%
48718
78%
**03
100%
Hodgdon CFE223
<<locked>>
85%
55448
89%
**61
100%
Hodgdon H380
<<locked>>
86%
55535
89%
**21
100%
Hodgdon H414
<<locked>>
89%
56086
90%
**87
100%
Hodgdon H4350 👍
<<locked>>
96%
55361
89%
**31
99%
[Hodgdon H4831]*
<<locked>>
97%
43845
70%
**97
94%
Hodgdon H4831 SC
<<locked>>
97%
49342
79%
**82
96%
Hodgdon Hybrid 100V
<<locked>>
96%
55608
89%
**31
100%
Hodgdon LVR
<<locked>>
91%
55898
90%
**67
100%
[Hodgdon Retumbo]*
<<locked>>
97%
30501
49%
**00
93%
Hodgdon Superperformance 👍
<<locked>>
92%
55564
89%
**16
100%
Hodgdon VARGET
<<locked>>
87%
55985
90%
**98
100%
IMR 3031
<<locked>>
84%
55579
89%
**69
100%
IMR 4064
<<locked>>
88%
55796
89%
**85
100%
IMR 4166 Enduron
<<locked>>
88%
55579
89%
**82
100%
IMR 4350
<<locked>>
94%
55854
90%
**31
99%
IMR 4451 Enduron
<<locked>>
90%
56072
90%
**18
100%
IMR 4831
<<locked>>
97%
52997
85%
**15
100%
IMR 4895
<<locked>>
84%
55811
89%
**31
100%
IMR 4955 Enduron
<<locked>>
97%
49197
79%
**46
96%
IMR 7828 SSC
<<locked>>
97%
48544
78%
**31
97%
Lovex S062
<<locked>>
85%
55593
89%
**79
100%
Lovex S065
<<locked>>
92%
55680
89%
**08
100%
Lovex S070
<<locked>>
93%
55825
90%
**31
100%
Lovex S071
<<locked>>
97%
38696
62%
**08
98%
Norma 203B
<<locked>>
85%
56014
90%
**25
100%
Norma 204
<<locked>>
94%
55738
89%
**67
99%
Norma MRP
<<locked>>
97%
48559
78%
**70
99%
Norma URP
<<locked>>
94%
55854
90%
**67
100%
Ramshot Big Game
<<locked>>
84%
55376
89%
**31
100%
Ramshot Hunter 👍
<<locked>>
95%
56115
90%
**93
100%
Ramshot Magnum
<<locked>>
97%
44338
71%
**59
98%
ReloadSwiss RS 50
<<locked>>
86%
56115
90%
**18
100%
ReloadSwiss RS 52
<<locked>>
85%
56115
90%
**38
100%
ReloadSwiss RS 60
<<locked>>
91%
55506
89%
**23
100%
ReloadSwiss RS 62
<<locked>>
93%
55492
89%
**90
100%
ReloadSwiss RS 70 👍
<<locked>>
94%
56072
90%
**36
100%
ReloadSwiss RS 76
<<locked>>
97%
36216
58%
**70
96%
Rottweil R 902
<<locked>>
84%
55332
89%
**56
100%
Rottweil R 903
<<locked>>
88%
56043
90%
**15
100%
Rottweil R 904
<<locked>>
97%
54375
87%
**28
98%
Rottweil R 905
<<locked>>
97%
51474
83%
**31
98%
Rottweil R 907
<<locked>>
91%
55796
89%
**15
99%
SNPE Vectan SP 11
<<locked>>
87%
55535
89%
**41
100%
SNPE Vectan Tubal 5000
<<locked>>
87%
55535
89%
**87
100%
SNPE Vectan Tubal 7000
<<locked>>
92%
55985
90%
**79
100%
Shooters World Long Rifle
<<locked>>
92%
55680
89%
**08
100%
Shooters World Precision
<<locked>>
85%
55593
89%
**79
100%
Somchem S355
<<locked>>
88%
55927
90%
**11
100%
Somchem S361
<<locked>>
97%
56086
90%
**21
97%
Somchem S365
<<locked>>
97%
55999
90%
**84
100%
Somchem S385
<<locked>>
97%
51648
83%
**08
99%
Vihtavuori N133
<<locked>>
84%
55245
89%
**70
100%
Vihtavuori N135
<<locked>>
89%
55361
89%
**20
100%
Vihtavuori N140
<<locked>>
84%
55898
90%
**36
100%
Vihtavuori N150
<<locked>>
94%
56101
90%
**75
100%
Vihtavuori N160
<<locked>>
91%
55869
90%
**34
100%
Vihtavuori N165
<<locked>>
97%
42960
69%
**67
97%
Vihtavuori N540
<<locked>>
84%
55492
89%
**62
100%
Vihtavuori N550
<<locked>>
91%
55608
89%
**67
100%
Vihtavuori N555
<<locked>>
97%
48443
78%
**11
100%
Vihtavuori N560
<<locked>>
97%
45861
74%
**05
95%
[Vihtavuori N565]*
<<locked>>
97%
38740
62%
**77
94%
Winchester 6.5 StaBALL
<<locked>>
93%
55680
89%
**15
100%
Winchester 760
<<locked>>
89%
56086
90%
**87
100%
Winchester StaBALL HD
<<locked>>
97%
36956
59%
**92
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
46151
74%
**67
100%
[ADI AR 2209]*
<<locked>>
81%
31879
51%
**73
92%
[ADI AR 2213]*
<<locked>>
86%
32750
53%
**06
90%
[ADI AR 2225]*
<<locked>>
94%
27717
44%
**24
90%
Accurate 2700
<<locked>>
81%
44280
71%
**08
98%
[Accurate 3100]*
<<locked>>
81%
27006
43%
**62
94%
Accurate 4064
<<locked>>
81%
48834
78%
**83
100%
Accurate 4350
<<locked>>
81%
37014
59%
**85
99%
[Accurate MAGPRO]*
<<locked>>
91%
36477
58%
**28
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
46615
75%
**83
100%
Alliant Reloder-15
<<locked>>
81%
49850
80%
**43
100%
Alliant Reloder-16
<<locked>>
81%
36477
58%
**95
99%
Alliant Reloder-17
<<locked>>
81%
40828
65%
**00
100%
[Alliant Reloder-19]*
<<locked>>
81%
31589
51%
**70
92%
[Alliant Reloder-22]*
<<locked>>
81%
28007
45%
**21
90%
Alliant Reloder-23
<<locked>>
81%
26556
43%
**95
97%
[Alliant Reloder-25]*
<<locked>>
81%
23453
38%
**96
90%
Alliant Reloder-26
<<locked>>
81%
28108
45%
**87
96%
Hodgdon CFE223
<<locked>>
81%
48660
78%
**69
100%
Hodgdon H380
<<locked>>
81%
47558
76%
**16
100%
Hodgdon H414
<<locked>>
81%
42627
68%
**87
98%
Hodgdon H4350
<<locked>>
81%
35157
56%
**00
95%
[Hodgdon H4831]*
<<locked>>
88%
33388
54%
**87
90%
[Hodgdon H4831 SC]*
<<locked>>
85%
33388
54%
**87
90%
Hodgdon Hybrid 100V
<<locked>>
81%
33663
54%
**00
99%
Hodgdon LVR
<<locked>>
81%
40001
64%
**28
99%
[Hodgdon Retumbo]*
<<locked>>
94%
27717
44%
**24
90%
Hodgdon Superperformance
<<locked>>
81%
38101
61%
**38
96%
Hodgdon VARGET
<<locked>>
81%
45919
74%
**64
100%
IMR 3031
<<locked>>
81%
51488
83%
**20
100%
IMR 4064
<<locked>>
81%
45629
73%
**47
100%
IMR 4166 Enduron
<<locked>>
81%
44918
72%
**28
98%
IMR 4350
<<locked>>
81%
36985
59%
**36
96%
IMR 4451 Enduron
<<locked>>
81%
42989
69%
**21
98%
IMR 4831
<<locked>>
81%
32503
52%
**80
98%
IMR 4895
<<locked>>
81%
51198
82%
**72
100%
[IMR 4955 Enduron]*
<<locked>>
83%
32706
52%
**41
90%
[IMR 7828 SSC]*
<<locked>>
85%
32779
53%
**19
90%
Lovex S062
<<locked>>
81%
48762
78%
**87
100%
Lovex S065
<<locked>>
81%
40306
65%
**82
99%
Lovex S070
<<locked>>
81%
38508
62%
**62
97%
[Lovex S071]*
<<locked>>
81%
23380
37%
**60
91%
Norma 203B
<<locked>>
81%
49342
79%
**39
100%
[Norma 204]*
<<locked>>
81%
36492
59%
**56
94%
[Norma MRP]*
<<locked>>
81%
28355
45%
**57
92%
Norma URP
<<locked>>
81%
36956
59%
**78
99%
Ramshot Big Game
<<locked>>
81%
49458
79%
**59
100%
Ramshot Hunter
<<locked>>
81%
35810
57%
**72
97%
[Ramshot Magnum]*
<<locked>>
84%
27920
45%
**05
90%
ReloadSwiss RS 50
<<locked>>
81%
47384
76%
**97
99%
ReloadSwiss RS 52
<<locked>>
81%
49095
79%
**52
100%
ReloadSwiss RS 60
<<locked>>
81%
39653
64%
**93
100%
ReloadSwiss RS 62
<<locked>>
81%
36564
59%
**98
99%
ReloadSwiss RS 70
<<locked>>
81%
35766
57%
**05
98%
[ReloadSwiss RS 76]*
<<locked>>
89%
28094
45%
**57
90%
Rottweil R 902
<<locked>>
81%
50749
81%
**97
100%
Rottweil R 903
<<locked>>
81%
44309
71%
**54
100%
[Rottweil R 904]*
<<locked>>
81%
33098
53%
**57
91%
[Rottweil R 905]*
<<locked>>
81%
30443
49%
**51
92%
Rottweil R 907
<<locked>>
81%
41452
66%
**95
97%
SNPE Vectan SP 11
<<locked>>
81%
45353
73%
**03
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
45992
74%
**72
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
39610
64%
**36
97%
Shooters World Long Rifle
<<locked>>
81%
40306
65%
**82
99%
Shooters World Precision
<<locked>>
81%
48762
78%
**87
100%
Somchem S355
<<locked>>
81%
44527
71%
**54
100%
[Somchem S361]*
<<locked>>
81%
33388
54%
**47
90%
Somchem S365
<<locked>>
81%
33315
53%
**42
100%
[Somchem S385]*
<<locked>>
81%
31125
50%
**47
93%
Vihtavuori N133
<<locked>>
81%
51474
83%
**24
100%
Vihtavuori N135
<<locked>>
81%
43714
70%
**72
100%
Vihtavuori N140
<<locked>>
81%
50546
81%
**74
100%
Vihtavuori N150
<<locked>>
81%
38363
62%
**26
100%
Vihtavuori N160
<<locked>>
81%
39798
64%
**01
99%
[Vihtavuori N165]*
<<locked>>
81%
26629
43%
**29
90%
Vihtavuori N540
<<locked>>
81%
50125
80%
**97
100%
Vihtavuori N550
<<locked>>
81%
40611
65%
**44
99%
Vihtavuori N555
<<locked>>
81%
29066
47%
**57
97%
[Vihtavuori N560]*
<<locked>>
86%
33156
53%
**49
90%
[Vihtavuori N565]*
<<locked>>
91%
31546
51%
**29
90%
Winchester 6.5 StaBALL
<<locked>>
81%
37449
60%
**52
100%
Winchester 760
<<locked>>
81%
42627
68%
**87
98%
Winchester StaBALL HD
<<locked>>
81%
23409
38%
**69
96%

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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