top of page

Load data for 8.5 x 63 R + .338 | 185gr | Hornady ECX

Recommended Powder(s): Accurate 2520, Accurate 4064, Hodgdon BL-C2, Lovex D073.6, Shooters World Match Rifle

8.5 x 63 R + .338 | 185gr | Hornady ECX

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 185gr | Hornady ECX
Manufacturer SKU:
33272
Bullet Weight:
185gr | 12.0g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.266" | 32.2mm
Caliber:
8.5 x 63 R load data
Case Length (l3):
2.480" | 63.0mm
Cartridge Length (C.O.L.):
3.260" | 82.8mm
Seated Depth:
0.486" | 12.3mm
Shank Seated Depth:
0.486" | 12.3mm
Case Capacity:
75.5 Grains of Water | 4.90 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
55114 psi | 3800 bar
LID:
LID_B12167_C1208
Last updated:
2026-01-21

Load data for 166 loads in caliber 8.5 x 63 R with .338 | 185gr | Hornady ECX bullet and 83 powders such as Accurate 2520, Accurate 4064, Hodgdon BL-C2, Lovex D073.6, Shooters World Match Rifle. 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>>
91%
49008
89%
**33
98%
ADI AR 2208
<<locked>>
97%
48762
88%
**07
97%
Accurate 2015
<<locked>>
88%
49588
90%
**71
100%
Accurate 2200
<<locked>>
89%
49342
90%
**94
96%
Accurate 2230
<<locked>>
85%
48936
89%
**87
98%
Accurate 2460
<<locked>>
85%
48950
89%
**00
99%
Accurate 2495
<<locked>>
92%
49226
89%
**46
100%
Accurate 2520 👍
<<locked>>
90%
49052
89%
**46
100%
[Accurate 2700]*
<<locked>>
97%
48617
88%
**21
91%
Accurate 4064 👍
<<locked>>
97%
48501
88%
**46
100%
[Accurate 4350]*
<<locked>>
97%
34954
63%
**33
92%
Alliant AR-Comp
<<locked>>
91%
49545
90%
**40
100%
Alliant Power Pro 2000-MR
<<locked>>
94%
49400
90%
**31
97%
Alliant Reloder- TS 15.5
<<locked>>
97%
47718
87%
**33
98%
Alliant Reloder-10x
<<locked>>
85%
49342
90%
**74
100%
Alliant Reloder-15
<<locked>>
95%
49168
89%
**56
97%
[Alliant Reloder-16]*
<<locked>>
97%
37579
68%
**56
92%
Alliant Reloder-17
<<locked>>
97%
42264
77%
**00
96%
Baschieri & Pellagri 107
<<locked>>
92%
48979
89%
**46
96%
Bofors RP3
<<locked>>
97%
47572
86%
**43
98%
Hodgdon BL-C2 👍
<<locked>>
90%
48878
89%
**59
99%
Hodgdon Benchmark
<<locked>>
88%
48791
89%
**61
99%
Hodgdon CFE223
<<locked>>
96%
49400
90%
**89
96%
Hodgdon H322
<<locked>>
88%
49516
90%
**20
100%
Hodgdon H380
<<locked>>
97%
49487
90%
**49
96%
[Hodgdon Hybrid 100V]*
<<locked>>
97%
33518
61%
**44
93%
[Hodgdon LVR]*
<<locked>>
97%
40190
73%
**08
92%
Hodgdon VARGET
<<locked>>
97%
48559
88%
**03
97%
IMR 3031
<<locked>>
95%
48776
89%
**62
100%
IMR 4064
<<locked>>
97%
48124
87%
**87
97%
[IMR 4166 Enduron]*
<<locked>>
97%
48370
88%
**48
92%
IMR 4198
<<locked>>
84%
49023
89%
**28
100%
[IMR 4451 Enduron]*
<<locked>>
97%
45542
83%
**31
91%
IMR 4895
<<locked>>
94%
49501
90%
**76
98%
IMR 8208 XBR
<<locked>>
90%
49545
90%
**17
99%
Lovex D073.4
<<locked>>
84%
48892
89%
**90
99%
Lovex D073.5
<<locked>>
86%
49197
89%
**03
99%
Lovex D073.6 👍
<<locked>>
93%
49530
90%
**49
100%
Lovex S060
<<locked>>
91%
49168
89%
**64
98%
Lovex S062
<<locked>>
96%
49066
89%
**26
99%
[Lovex S065]*
<<locked>>
97%
41553
75%
**69
92%
Norma 201
<<locked>>
92%
48994
89%
**10
99%
Norma 202
<<locked>>
92%
49240
89%
**26
100%
Norma 203B
<<locked>>
96%
48936
89%
**62
98%
[Norma URP]*
<<locked>>
97%
36695
67%
**46
92%
Ramshot Big Game
<<locked>>
96%
49458
90%
**79
97%
Ramshot TAC
<<locked>>
89%
49153
89%
**00
95%
Ramshot Wild Boar
<<locked>>
90%
49255
89%
**49
98%
Ramshot X-Terminator
<<locked>>
87%
49211
89%
**87
97%
ReloadSwiss RS 14
<<locked>>
96%
32445
59%
**80
100%
ReloadSwiss RS 40
<<locked>>
86%
48791
89%
**97
99%
[ReloadSwiss RS 50]*
<<locked>>
96%
49443
90%
**13
94%
ReloadSwiss RS 52
<<locked>>
93%
49081
89%
**28
97%
ReloadSwiss RS 60
<<locked>>
97%
45078
82%
**72
99%
Rottweil R 901
<<locked>>
90%
49603
90%
**00
100%
Rottweil R 902
<<locked>>
94%
49327
90%
**00
99%
Rottweil R 903
<<locked>>
97%
44193
80%
**74
97%
SNPE Vectan SP 11
<<locked>>
97%
45876
83%
**26
97%
SNPE Vectan SP 7
<<locked>>
91%
48979
89%
**07
95%
SNPE Vectan SP 9
<<locked>>
92%
49472
90%
**33
98%
SNPE Vectan Tubal 3000
<<locked>>
90%
48921
89%
**35
100%
SNPE Vectan Tubal 5000
<<locked>>
97%
48834
89%
**38
100%
[Shooters World Long Rifle]*
<<locked>>
97%
41553
75%
**69
92%
Shooters World Match Rifle 👍
<<locked>>
93%
49530
90%
**49
100%
Shooters World Precision
<<locked>>
96%
49066
89%
**26
99%
Shooters World Tactical Rifle
<<locked>>
84%
49371
90%
**77
98%
Somchem S321
<<locked>>
87%
49472
90%
**36
99%
Somchem S335
<<locked>>
91%
49037
89%
**48
100%
Somchem S341
<<locked>>
91%
49429
90%
**20
97%
Somchem S355
<<locked>>
97%
45571
83%
**87
97%
[Somchem S365]*
<<locked>>
97%
32343
59%
**80
94%
Vihtavuori N130
<<locked>>
87%
49139
89%
**21
100%
Vihtavuori N133
<<locked>>
93%
48979
89%
**35
100%
Vihtavuori N135
<<locked>>
96%
42917
78%
**15
100%
Vihtavuori N140
<<locked>>
94%
49095
89%
**94
100%
Vihtavuori N150
<<locked>>
97%
38406
70%
**30
97%
[Vihtavuori N160]*
<<locked>>
97%
40741
74%
**89
93%
Vihtavuori N530
<<locked>>
88%
49095
89%
**17
99%
Vihtavuori N540
<<locked>>
94%
48994
89%
**26
100%
[Vihtavuori N550]*
<<locked>>
97%
40509
73%
**38
94%
Winchester 6.5 StaBALL
<<locked>>
97%
40277
73%
**49
96%
Winchester 748
<<locked>>
88%
48965
89%
**66
99%
Winchester StaBALL Match
<<locked>>
86%
49429
90%
**56
98%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2206H]*
<<locked>>
81%
35476
64%
**64
94%
[ADI AR 2208]*
<<locked>>
81%
30385
55%
**16
90%
Accurate 2015
<<locked>>
81%
40335
73%
**23
100%
[Accurate 2200]*
<<locked>>
81%
37623
68%
**67
92%
Accurate 2230
<<locked>>
81%
42061
76%
**66
97%
Accurate 2460
<<locked>>
81%
41887
76%
**82
98%
Accurate 2495
<<locked>>
81%
34461
63%
**74
100%
Accurate 2520
<<locked>>
81%
35563
65%
**93
97%
[Accurate 2700]*
<<locked>>
95%
44889
81%
**62
90%
Accurate 4064
<<locked>>
81%
28993
53%
**43
96%
[Accurate 4350]*
<<locked>>
94%
31749
58%
**61
90%
Alliant AR-Comp
<<locked>>
81%
35810
65%
**07
100%
[Alliant Power Pro 2000-MR]*
<<locked>>
83%
33953
62%
**93
90%
[Alliant Reloder- TS 15.5]*
<<locked>>
81%
28819
52%
**26
92%
Alliant Reloder-10x
<<locked>>
81%
43903
80%
**85
100%
[Alliant Reloder-15]*
<<locked>>
81%
31386
57%
**82
91%
[Alliant Reloder-16]*
<<locked>>
94%
34069
62%
**70
90%
[Alliant Reloder-17]*
<<locked>>
86%
30211
55%
**98
90%
[Baschieri & Pellagri 107]*
<<locked>>
81%
34389
62%
**48
91%
[Bofors RP3]*
<<locked>>
81%
27702
50%
**10
91%
Hodgdon BL-C2
<<locked>>
81%
35607
65%
**13
96%
Hodgdon Benchmark
<<locked>>
81%
39726
72%
**97
97%
[Hodgdon CFE223]*
<<locked>>
83%
32503
59%
**31
90%
Hodgdon H322
<<locked>>
81%
39450
72%
**46
99%
[Hodgdon H380]*
<<locked>>
85%
33576
61%
**31
90%
[Hodgdon Hybrid 100V]*
<<locked>>
92%
29037
53%
**23
90%
[Hodgdon LVR]*
<<locked>>
92%
35259
64%
**93
90%
[Hodgdon VARGET]*
<<locked>>
81%
30211
55%
**13
90%
IMR 3031
<<locked>>
81%
31386
57%
**25
99%
[IMR 4064]*
<<locked>>
81%
29515
54%
**90
90%
[IMR 4166 Enduron]*
<<locked>>
91%
41249
75%
**13
90%
IMR 4198
<<locked>>
81%
45121
82%
**69
100%
[IMR 4451 Enduron]*
<<locked>>
94%
42206
77%
**66
90%
[IMR 4895]*
<<locked>>
81%
31981
58%
**18
92%
IMR 8208 XBR
<<locked>>
81%
37478
68%
**87
96%
Lovex D073.4
<<locked>>
81%
43526
79%
**98
98%
Lovex D073.5
<<locked>>
81%
41640
76%
**75
98%
Lovex D073.6
<<locked>>
81%
33286
60%
**44
97%
[Lovex S060]*
<<locked>>
81%
36767
67%
**28
94%
[Lovex S062]*
<<locked>>
81%
31285
57%
**56
94%
[Lovex S065]*
<<locked>>
92%
36013
65%
**54
90%
Norma 201
<<locked>>
81%
34679
63%
**25
95%
Norma 202
<<locked>>
81%
34635
63%
**48
98%
[Norma 203B]*
<<locked>>
81%
30777
56%
**79
92%
[Norma URP]*
<<locked>>
93%
32880
60%
**54
90%
[Ramshot Big Game]*
<<locked>>
81%
30472
55%
**72
91%
[Ramshot TAC]*
<<locked>>
81%
37594
68%
**77
91%
[Ramshot Wild Boar]*
<<locked>>
81%
36013
65%
**90
94%
Ramshot X-Terminator
<<locked>>
81%
40654
74%
**30
95%
ReloadSwiss RS 14
<<locked>>
93%
31053
56%
**54
100%
ReloadSwiss RS 40
<<locked>>
81%
42134
76%
**79
99%
[ReloadSwiss RS 50]*
<<locked>>
89%
38740
70%
**13
90%
[ReloadSwiss RS 52]*
<<locked>>
81%
32039
58%
**57
91%
[ReloadSwiss RS 60]*
<<locked>>
81%
27108
49%
**13
91%
Rottweil R 901
<<locked>>
81%
38348
70%
**87
98%
Rottweil R 902
<<locked>>
81%
33083
60%
**79
95%
[Rottweil R 903]*
<<locked>>
81%
26266
48%
**60
90%
[SNPE Vectan SP 11]*
<<locked>>
83%
29791
54%
**56
90%
[SNPE Vectan SP 7]*
<<locked>>
81%
35302
64%
**41
91%
[SNPE Vectan SP 9]*
<<locked>>
81%
33837
61%
**28
93%
SNPE Vectan Tubal 3000
<<locked>>
81%
36709
67%
**11
98%
SNPE Vectan Tubal 5000
<<locked>>
81%
29704
54%
**74
97%
[Shooters World Long Rifle]*
<<locked>>
92%
36013
65%
**54
90%
Shooters World Match Rifle
<<locked>>
81%
33286
60%
**44
97%
[Shooters World Precision]*
<<locked>>
81%
31285
57%
**56
94%
Shooters World Tactical Rifle
<<locked>>
81%
44512
81%
**89
97%
Somchem S321
<<locked>>
81%
40118
73%
**66
97%
Somchem S335
<<locked>>
81%
35839
65%
**15
99%
[Somchem S341]*
<<locked>>
81%
34940
63%
**48
93%
[Somchem S355]*
<<locked>>
81%
27499
50%
**80
91%
[Somchem S365]*
<<locked>>
90%
26716
48%
**10
90%
Vihtavuori N130
<<locked>>
81%
41060
75%
**90
100%
Vihtavuori N133
<<locked>>
81%
34330
62%
**75
99%
Vihtavuori N135
<<locked>>
81%
26600
48%
**57
97%
Vihtavuori N140
<<locked>>
81%
32227
58%
**79
97%
[Vihtavuori N150]*
<<locked>>
81%
23873
43%
**56
90%
[Vihtavuori N160]*
<<locked>>
91%
33504
61%
**25
90%
Vihtavuori N530
<<locked>>
81%
39407
71%
**39
97%
Vihtavuori N540
<<locked>>
81%
31749
58%
**88
97%
[Vihtavuori N550]*
<<locked>>
91%
33228
60%
**70
90%
[Winchester 6.5 StaBALL]*
<<locked>>
87%
29443
53%
**90
90%
Winchester 748
<<locked>>
81%
38740
70%
**72
97%
Winchester StaBALL Match
<<locked>>
81%
41205
75%
**12
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