top of page

Load data for .338 RCM + .338 | 225gr | Hornady GMX

Recommended Powder(s): ADI AR 2206H, Hodgdon BL-C2, Ramshot Wild Boar, Winchester 748, Winchester StaBALL Match

.338 RCM + .338 | 225gr | Hornady GMX

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 225gr | Hornady GMX
Manufacturer SKU:
33201
Bullet Weight:
225gr | 14.6g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.555" | 39.5mm
Caliber:
.338 RCM load data
Case Length (l3):
2.000" | 50.8mm
Cartridge Length (C.O.L.):
2.797" | 71.1mm
Seated Depth:
0.758" | 19.2mm
Shank Seated Depth:
0.617" | 15.7mm
Case Capacity:
71.0 Grains of Water | 4.61 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
62366 psi | 4300 bar
LID:
LID_B2753_C458
Last updated:
2025-01-01
Recommended Twist Rate:
1:12 - 1:10

Load data for 190 loads in caliber .338 RCM with .338 | 225gr | Hornady GMX bullet and 95 powders such as ADI AR 2206H, Hodgdon BL-C2, Ramshot Wild Boar, Winchester 748, Winchester StaBALL Match. 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.

    .

    Loading_icon.gif

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 2206H 👍
<<locked>>
96%
55811
89%
**16
99%
ADI AR 2207
<<locked>>
84%
55854
90%
**72
100%
ADI AR 2208
<<locked>>
97%
48733
78%
**02
98%
ADI AR 2219
<<locked>>
86%
55709
89%
**80
100%
Accurate 2015
<<locked>>
91%
55172
88%
**18
100%
Accurate 2200
<<locked>>
93%
55361
89%
**67
98%
Accurate 2230
<<locked>>
89%
55056
88%
**64
100%
Accurate 2460
<<locked>>
90%
55767
89%
**80
100%
Accurate 2495
<<locked>>
95%
55172
88%
**97
100%
Accurate 2520
<<locked>>
94%
55564
89%
**16
100%
[Accurate 2700]*
<<locked>>
96%
47398
76%
**10
92%
Accurate 4064
<<locked>>
97%
47529
76%
**18
100%
[Accurate 4350]*
<<locked>>
97%
34867
56%
**60
94%
Alliant AR-Comp
<<locked>>
95%
55637
89%
**80
100%
Alliant Reloder- TS 15.5
<<locked>>
97%
47268
76%
**18
99%
Alliant Reloder-10x
<<locked>>
89%
55347
89%
**31
100%
Alliant Reloder-15
<<locked>>
97%
51692
83%
**87
99%
[Alliant Reloder-16]*
<<locked>>
97%
36912
59%
**67
93%
Alliant Reloder-17
<<locked>>
97%
41959
67%
**05
97%
Baschieri & Pellagri 106
<<locked>>
87%
56014
90%
**92
100%
Baschieri & Pellagri 107
<<locked>>
96%
55753
89%
**33
99%
Hodgdon BL-C2 👍
<<locked>>
94%
55317
89%
**43
100%
Hodgdon Benchmark
<<locked>>
92%
55419
89%
**38
100%
Hodgdon CFE BLK
<<locked>>
84%
55811
89%
**11
100%
Hodgdon CFE223
<<locked>>
97%
50546
81%
**97
98%
Hodgdon H322
<<locked>>
92%
56057
90%
**84
100%
Hodgdon H335
<<locked>>
87%
55114
88%
**90
100%
Hodgdon H380
<<locked>>
97%
48704
78%
**31
97%
[Hodgdon H414]*
<<locked>>
97%
42830
69%
**75
92%
Hodgdon H4198
<<locked>>
85%
55245
89%
**82
100%
[Hodgdon Hybrid 100V]*
<<locked>>
96%
32938
53%
**65
94%
[Hodgdon LVR]*
<<locked>>
97%
40248
65%
**23
94%
Hodgdon VARGET
<<locked>>
96%
47776
77%
**82
98%
IMR 3031
<<locked>>
97%
51256
82%
**74
100%
IMR 4064
<<locked>>
97%
47297
76%
**72
98%
[IMR 4166 Enduron]*
<<locked>>
96%
47688
76%
**36
94%
IMR 4198
<<locked>>
89%
55869
90%
**88
100%
[IMR 4451 Enduron]*
<<locked>>
97%
44947
72%
**23
93%
IMR 4895
<<locked>>
97%
52953
85%
**13
99%
IMR 8208 XBR
<<locked>>
94%
55767
89%
**87
100%
Lovex D073.4
<<locked>>
88%
55970
90%
**70
100%
Lovex D073.5
<<locked>>
90%
56130
90%
**84
100%
Lovex D073.6
<<locked>>
96%
55564
89%
**16
100%
Lovex S060
<<locked>>
95%
55303
89%
**38
99%
Lovex S062
<<locked>>
97%
50488
81%
**34
100%
[Lovex S065]*
<<locked>>
97%
40843
65%
**74
94%
Norma 200
<<locked>>
85%
55390
89%
**05
100%
Norma 201
<<locked>>
97%
55782
89%
**90
100%
Norma 202
<<locked>>
96%
55172
88%
**87
100%
Norma 203B
<<locked>>
97%
50836
82%
**74
99%
[Norma URP]*
<<locked>>
96%
35839
57%
**51
93%
Ramshot Big Game
<<locked>>
97%
50270
81%
**84
99%
Ramshot TAC
<<locked>>
93%
55114
88%
**77
97%
Ramshot Wild Boar 👍
<<locked>>
94%
55724
89%
**23
99%
Ramshot X-Terminator
<<locked>>
91%
55680
89%
**70
99%
ReloadSwiss RS 40
<<locked>>
90%
56086
90%
**84
100%
ReloadSwiss RS 50
<<locked>>
96%
49676
80%
**08
95%
ReloadSwiss RS 52
<<locked>>
97%
48718
78%
**80
100%
ReloadSwiss RS 60
<<locked>>
97%
40814
65%
**92
98%
[ReloadSwiss RS 62]*
<<locked>>
97%
35665
57%
**77
93%
Rottweil R 901
<<locked>>
94%
56101
90%
**67
100%
Rottweil R 902
<<locked>>
96%
52663
84%
**38
100%
Rottweil R 903
<<locked>>
96%
43236
69%
**59
98%
[Rottweil R 907]*
<<locked>>
97%
42946
69%
**90
91%
SNPE Vectan BA6 1/2
<<locked>>
84%
56028
90%
**49
100%
SNPE Vectan SP 10
<<locked>>
86%
55376
89%
**80
100%
SNPE Vectan SP 11
<<locked>>
97%
45484
73%
**18
98%
SNPE Vectan SP 7
<<locked>>
95%
55767
89%
**93
98%
SNPE Vectan SP 9
<<locked>>
97%
55811
89%
**13
99%
SNPE Vectan Tubal 3000
<<locked>>
95%
55666
89%
**05
100%
SNPE Vectan Tubal 5000
<<locked>>
97%
48153
77%
**23
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
96%
39813
64%
**24
92%
[Shooters World Long Rifle]*
<<locked>>
97%
40843
65%
**74
94%
Shooters World Match Rifle
<<locked>>
96%
55564
89%
**16
100%
Shooters World Precision
<<locked>>
97%
50488
81%
**34
100%
Shooters World Tactical Rifle
<<locked>>
88%
56057
90%
**51
100%
Somchem S321
<<locked>>
91%
55753
89%
**07
100%
Somchem S335
<<locked>>
95%
55332
89%
**18
100%
Somchem S341
<<locked>>
95%
55840
90%
**00
99%
Somchem S355
<<locked>>
97%
44570
71%
**72
98%
Somchem S365
<<locked>>
97%
32039
51%
**05
96%
Vihtavuori N120
<<locked>>
86%
54984
88%
**20
100%
Vihtavuori N130
<<locked>>
92%
55869
90%
**88
100%
Vihtavuori N133
<<locked>>
97%
53940
86%
**85
100%
Vihtavuori N135
<<locked>>
97%
43004
69%
**06
100%
Vihtavuori N140
<<locked>>
97%
52373
84%
**28
100%
Vihtavuori N150
<<locked>>
97%
37724
60%
**34
98%
Vihtavuori N160
<<locked>>
97%
40147
64%
**97
95%
Vihtavuori N530
<<locked>>
92%
55027
88%
**90
100%
Vihtavuori N540
<<locked>>
97%
52446
84%
**57
100%
Vihtavuori N550
<<locked>>
97%
39871
64%
**36
95%
Winchester 6.5 StaBALL
<<locked>>
97%
39813
64%
**64
97%
Winchester 748 👍
<<locked>>
92%
55898
90%
**39
100%
[Winchester 760]*
<<locked>>
97%
42830
69%
**75
92%
Winchester StaBALL Match 👍
<<locked>>
90%
55564
89%
**30
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
35273
57%
**85
95%
ADI AR 2207
<<locked>>
81%
51358
82%
**26
100%
[ADI AR 2208]*
<<locked>>
81%
30023
48%
**47
92%
ADI AR 2219
<<locked>>
81%
46485
75%
**59
100%
Accurate 2015
<<locked>>
81%
40103
64%
**18
100%
[Accurate 2200]*
<<locked>>
81%
37565
60%
**85
94%
Accurate 2230
<<locked>>
81%
41771
67%
**70
98%
Accurate 2460
<<locked>>
81%
41539
67%
**80
99%
Accurate 2495
<<locked>>
81%
34156
55%
**88
100%
Accurate 2520
<<locked>>
81%
35041
56%
**05
98%
[Accurate 2700]*
<<locked>>
92%
40741
65%
**05
90%
Accurate 4064
<<locked>>
81%
28877
46%
**83
98%
[Accurate 4350]*
<<locked>>
91%
28500
46%
**13
90%
Alliant AR-Comp
<<locked>>
81%
35737
57%
**15
100%
[Alliant Reloder- TS 15.5]*
<<locked>>
81%
28761
46%
**67
94%
Alliant Reloder-10x
<<locked>>
81%
43845
70%
**77
100%
[Alliant Reloder-15]*
<<locked>>
81%
31198
50%
**13
93%
[Alliant Reloder-16]*
<<locked>>
90%
30530
49%
**16
90%
[Alliant Reloder-17]*
<<locked>>
83%
27209
44%
**60
90%
Baschieri & Pellagri 106
<<locked>>
81%
45774
73%
**60
100%
[Baschieri & Pellagri 107]*
<<locked>>
81%
33997
55%
**72
93%
Hodgdon BL-C2
<<locked>>
81%
35157
56%
**21
97%
Hodgdon Benchmark
<<locked>>
81%
39653
64%
**05
98%
Hodgdon CFE BLK
<<locked>>
81%
50850
82%
**49
99%
[Hodgdon CFE223]*
<<locked>>
81%
29892
48%
**03
90%
Hodgdon H322
<<locked>>
81%
39001
63%
**47
100%
Hodgdon H335
<<locked>>
81%
45542
73%
**56
100%
[Hodgdon H380]*
<<locked>>
82%
29805
48%
**77
90%
[Hodgdon H414]*
<<locked>>
93%
37550
60%
**74
90%
Hodgdon H4198
<<locked>>
81%
49095
79%
**03
100%
[Hodgdon Hybrid 100V]*
<<locked>>
89%
26295
42%
**95
90%
[Hodgdon LVR]*
<<locked>>
89%
31415
50%
**33
90%
[Hodgdon VARGET]*
<<locked>>
81%
30023
48%
**47
92%
IMR 3031
<<locked>>
81%
31169
50%
**42
99%
[IMR 4064]*
<<locked>>
81%
29559
47%
**37
92%
[IMR 4166 Enduron]*
<<locked>>
88%
37304
60%
**52
90%
IMR 4198
<<locked>>
81%
44976
72%
**54
100%
[IMR 4451 Enduron]*
<<locked>>
91%
38116
61%
**01
90%
[IMR 4895]*
<<locked>>
81%
31778
51%
**46
94%
IMR 8208 XBR
<<locked>>
81%
37260
60%
**01
97%
Lovex D073.4
<<locked>>
81%
43497
70%
**97
99%
Lovex D073.5
<<locked>>
81%
41191
66%
**74
99%
Lovex D073.6
<<locked>>
81%
32909
53%
**62
98%
Lovex S060
<<locked>>
81%
36448
58%
**42
96%
Lovex S062
<<locked>>
81%
30980
50%
**87
95%
[Lovex S065]*
<<locked>>
89%
32576
52%
**13
90%
Norma 200
<<locked>>
81%
49269
79%
**33
100%
Norma 201
<<locked>>
81%
34418
55%
**46
96%
Norma 202
<<locked>>
81%
34403
55%
**69
99%
[Norma 203B]*
<<locked>>
81%
30589
49%
**10
93%
[Norma URP]*
<<locked>>
90%
29631
48%
**06
90%
[Ramshot Big Game]*
<<locked>>
81%
30313
49%
**10
92%
[Ramshot TAC]*
<<locked>>
81%
37260
60%
**92
92%
Ramshot Wild Boar
<<locked>>
81%
35882
58%
**11
95%
Ramshot X-Terminator
<<locked>>
81%
40538
65%
**41
97%
ReloadSwiss RS 40
<<locked>>
81%
41843
67%
**77
99%
[ReloadSwiss RS 50]*
<<locked>>
86%
35114
56%
**59
90%
ReloadSwiss RS 52
<<locked>>
81%
29211
47%
**16
95%
[ReloadSwiss RS 60]*
<<locked>>
83%
26629
43%
**44
91%
[ReloadSwiss RS 62]*
<<locked>>
92%
30705
49%
**56
90%
Rottweil R 901
<<locked>>
81%
38189
61%
**98
99%
Rottweil R 902
<<locked>>
81%
33069
53%
**10
96%
[Rottweil R 903]*
<<locked>>
81%
26092
42%
**11
92%
[Rottweil R 907]*
<<locked>>
94%
39900
64%
**34
90%
SNPE Vectan BA6 1/2
<<locked>>
81%
51953
83%
**03
100%
SNPE Vectan SP 10
<<locked>>
81%
46586
75%
**69
100%
[SNPE Vectan SP 11]*
<<locked>>
81%
27920
45%
**51
91%
[SNPE Vectan SP 7]*
<<locked>>
81%
34780
56%
**56
92%
SNPE Vectan SP 9
<<locked>>
81%
33895
54%
**56
95%
SNPE Vectan Tubal 3000
<<locked>>
81%
36622
59%
**29
99%
SNPE Vectan Tubal 5000
<<locked>>
81%
29747
48%
**14
98%
[SNPE Vectan Tubal 7000]*
<<locked>>
94%
36579
59%
**69
90%
[Shooters World Long Rifle]*
<<locked>>
89%
32576
52%
**13
90%
Shooters World Match Rifle
<<locked>>
81%
32909
53%
**62
98%
Shooters World Precision
<<locked>>
81%
30980
50%
**87
95%
Shooters World Tactical Rifle
<<locked>>
81%
44280
71%
**90
98%
Somchem S321
<<locked>>
81%
39624
64%
**67
98%
Somchem S335
<<locked>>
81%
35723
57%
**33
99%
Somchem S341
<<locked>>
81%
34534
55%
**65
95%
[Somchem S355]*
<<locked>>
81%
27282
44%
**21
92%
[Somchem S365]*
<<locked>>
87%
23772
38%
**75
90%
Vihtavuori N120
<<locked>>
81%
47921
77%
**34
100%
Vihtavuori N130
<<locked>>
81%
40799
65%
**92
100%
Vihtavuori N133
<<locked>>
81%
34156
55%
**93
100%
Vihtavuori N135
<<locked>>
81%
26731
43%
**01
99%
Vihtavuori N140
<<locked>>
81%
32068
51%
**03
98%
[Vihtavuori N150]*
<<locked>>
81%
23395
38%
**03
92%
[Vihtavuori N160]*
<<locked>>
88%
30197
48%
**87
90%
Vihtavuori N530
<<locked>>
81%
39363
63%
**51
98%
Vihtavuori N540
<<locked>>
81%
31763
51%
**16
98%
[Vihtavuori N550]*
<<locked>>
88%
29878
48%
**23
90%
[Winchester 6.5 StaBALL]*
<<locked>>
84%
26643
43%
**72
90%
Winchester 748
<<locked>>
81%
38290
61%
**80
98%
[Winchester 760]*
<<locked>>
93%
37550
60%
**74
90%
Winchester StaBALL Match
<<locked>>
81%
40727
65%
**06
97%

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

bottom of page