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Load data for 8.6 mm Blackout + .338 | 250gr | Hornady SP

Recommended Powder(s): Accurate 2520, Hodgdon BL-C2, Somchem S321, Winchester 748, Winchester StaBALL Match

8.6 mm Blackout + .338 | 250gr | Hornady SP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 250gr | Hornady SP
Manufacturer SKU:
3335
Bullet Weight:
250gr | 16.2g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
<<locked>>
Caliber:
8.6 mm Blackout load data
Case Length (l3):
1.685" | 42.8mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
50.0 Grains of Water | 3.25 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
63092 psi | 4350 bar
LID:
LID_B2756_C1210
Last updated:
2026-01-21

Load data for 170 loads in caliber 8.6 mm Blackout with .338 | 250gr | Hornady SP bullet and 85 powders such as Accurate 2520, Hodgdon BL-C2, Somchem S321, 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".

  • Muzzle velocity vs. barrel length

    Every 1 inch additional barrel length increases muzzle velocity by approx. 60.7 fps

  • 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 2206H
96%
80%
98%
ADI AR 2207
87%
88%
100%
ADI AR 2208
97%
68%
96%
ADI AR 2219
90%
90%
100%
Accurate 2015
96%
90%
100%
Accurate 2200
97%
89%
98%
Accurate 2230
93%
89%
99%
Accurate 2460
93%
88%
100%
Accurate 2495
97%
79%
100%
Accurate 2520
97%
84%
100%
Accurate 4064
97%
65%
100%
Alliant AR-Comp
97%
83%
100%
Alliant Power Pro 2000-MR
97%
75%
96%
Alliant Reloder- TS 15.5
96%
65%
97%
Alliant Reloder-10x
93%
89%
100%
Alliant Reloder-15
96%
71%
97%
Alliant Reloder-17
97%
59%
95%
Alliant Reloder-7
87%
90%
100%
Baschieri & Pellagri 106
90%
88%
100%
Baschieri & Pellagri 107
97%
80%
97%
Bofors RP3
97%
65%
97%
Hodgdon BL-C2
97%
85%
99%
Hodgdon Benchmark
96%
90%
100%
Hodgdon CFE BLK
87%
89%
100%
Hodgdon CFE223
96%
70%
95%
Hodgdon H322
96%
89%
100%
Hodgdon H335
91%
89%
100%
Hodgdon H380
97%
68%
95%
Hodgdon H4198
88%
89%
100%
Hodgdon VARGET
97%
68%
96%
IMR 3031
97%
71%
100%
IMR 4064
96%
66%
96%
IMR 4166 Enduron
97%
68%
91%
IMR 4198
92%
88%
100%
IMR 4895
96%
73%
98%
IMR 8208 XBR
96%
85%
99%
Lovex D073.4
92%
88%
100%
Lovex D073.5
94%
89%
100%
Lovex D073.6
96%
76%
100%
Lovex S053
83%
90%
100%
Lovex S060
97%
83%
98%
Lovex S062
97%
70%
98%
Norma 200
89%
90%
100%
Norma 201
97%
79%
99%
Norma 202
96%
78%
100%
Norma 203B
96%
69%
97%
Ramshot Big Game
97%
70%
97%
Ramshot TAC
96%
87%
96%
Ramshot Wild Boar
97%
85%
99%
Ramshot X-Terminator
95%
89%
99%
ReloadSwiss RS 40
94%
90%
100%
ReloadSwiss RS 50
96%
69%
92%
ReloadSwiss RS 52
97%
76%
97%
ReloadSwiss RS 60
97%
63%
98%
Rottweil R 901
96%
85%
100%
Rottweil R 902
97%
75%
99%
Rottweil R 903
96%
59%
96%
SNPE Vectan BA6 1/2
86%
88%
100%
SNPE Vectan SP 10
90%
89%
100%
SNPE Vectan SP 11
97%
65%
96%
SNPE Vectan SP 7
97%
83%
97%
SNPE Vectan SP 9
97%
79%
98%
SNPE Vectan Tubal 3000
96%
83%
100%
SNPE Vectan Tubal 5000
96%
67%
100%
Shooters World Match Rifle
96%
76%
100%
Shooters World Precision
97%
70%
98%
Shooters World Tactical Rifle
91%
88%
99%
Somchem S321
95%
89%
100%
Somchem S335
97%
81%
100%
Somchem S341
97%
82%
98%
Somchem S355
97%
62%
96%
Somchem S365
97%
45%
93%
Vihtavuori N120
89%
88%
100%
Vihtavuori N130
95%
88%
100%
Vihtavuori N133
97%
77%
100%
Vihtavuori N135
96%
59%
100%
Vihtavuori N140
96%
73%
100%
Vihtavuori N150
97%
53%
96%
Vihtavuori N160
97%
56%
92%
Vihtavuori N530
95%
88%
100%
Vihtavuori N540
97%
73%
100%
Vihtavuori N550
97%
55%
92%
Winchester 6.5 StaBALL
97%
55%
94%
Winchester 748
96%
89%
100%
Winchester StaBALL Match
93%
88%
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2206H]*
<<locked>>
81%
31720
50%
**06
93%
ADI AR 2207
<<locked>>
81%
46789
74%
**47
100%
[ADI AR 2208]*
<<locked>>
82%
28500
45%
**14
90%
ADI AR 2219
<<locked>>
81%
41031
65%
**60
100%
Accurate 2015
<<locked>>
81%
35723
57%
**39
100%
[Accurate 2200]*
<<locked>>
81%
33707
53%
**03
92%
Accurate 2230
<<locked>>
81%
36811
58%
**78
96%
Accurate 2460
<<locked>>
81%
36811
58%
**88
98%
Accurate 2495
<<locked>>
81%
29921
47%
**13
99%
Accurate 2520
<<locked>>
81%
30690
49%
**23
97%
Accurate 4064
<<locked>>
81%
25208
40%
**11
96%
Alliant AR-Comp
<<locked>>
81%
31618
50%
**36
100%
[Alliant Power Pro 2000-MR]*
<<locked>>
84%
31850
50%
**55
90%
[Alliant Reloder- TS 15.5]*
<<locked>>
81%
25454
40%
**91
91%
Alliant Reloder-10x
<<locked>>
81%
39160
62%
**95
100%
[Alliant Reloder-15]*
<<locked>>
81%
27833
44%
**44
90%
[Alliant Reloder-17]*
<<locked>>
89%
29080
46%
**03
91%
Alliant Reloder-7
<<locked>>
81%
48037
76%
**60
100%
Baschieri & Pellagri 106
<<locked>>
81%
41756
66%
**91
100%
[Baschieri & Pellagri 107]*
<<locked>>
81%
30618
49%
**93
91%
[Bofors RP3]*
<<locked>>
81%
24265
38%
**85
91%
Hodgdon BL-C2
<<locked>>
81%
30980
49%
**32
95%
Hodgdon Benchmark
<<locked>>
81%
35810
57%
**23
97%
Hodgdon CFE BLK
<<locked>>
81%
46456
74%
**57
99%
[Hodgdon CFE223]*
<<locked>>
86%
31299
50%
**29
90%
Hodgdon H322
<<locked>>
81%
34853
55%
**62
99%
Hodgdon H335
<<locked>>
81%
40538
64%
**60
99%
[Hodgdon H380]*
<<locked>>
87%
31125
49%
**06
90%
Hodgdon H4198
<<locked>>
81%
45252
72%
**24
100%
[Hodgdon VARGET]*
<<locked>>
83%
28500
45%
**14
90%
IMR 3031
<<locked>>
81%
27891
44%
**73
98%
[IMR 4064]*
<<locked>>
83%
27775
44%
**01
90%
[IMR 4166 Enduron]*
<<locked>>
94%
40248
64%
**88
90%
IMR 4198
<<locked>>
81%
40466
64%
**75
100%
[IMR 4895]*
<<locked>>
81%
28442
45%
**70
92%
IMR 8208 XBR
<<locked>>
81%
33634
53%
**23
96%
Lovex D073.4
<<locked>>
81%
38348
61%
**01
98%
Lovex D073.5
<<locked>>
81%
36376
58%
**82
98%
Lovex D073.6
<<locked>>
81%
28732
46%
**80
96%
Lovex S053
<<locked>>
81%
52547
83%
**28
100%
[Lovex S060]*
<<locked>>
81%
33214
53%
**70
94%
[Lovex S062]*
<<locked>>
81%
27630
44%
**18
93%
Norma 200
<<locked>>
81%
44657
71%
**54
100%
Norma 201
<<locked>>
81%
30879
49%
**70
95%
Norma 202
<<locked>>
81%
30530
48%
**86
97%
[Norma 203B]*
<<locked>>
81%
27151
43%
**31
91%
[Ramshot Big Game]*
<<locked>>
82%
28181
45%
**54
90%
[Ramshot TAC]*
<<locked>>
81%
33417
53%
**06
90%
[Ramshot Wild Boar]*
<<locked>>
81%
31923
51%
**19
93%
Ramshot X-Terminator
<<locked>>
81%
36419
58%
**55
95%
ReloadSwiss RS 40
<<locked>>
81%
37710
60%
**95
98%
[ReloadSwiss RS 50]*
<<locked>>
91%
36941
59%
**85
90%
[ReloadSwiss RS 52]*
<<locked>>
81%
28369
45%
**90
90%
[ReloadSwiss RS 60]*
<<locked>>
82%
24772
39%
**98
91%
Rottweil R 901
<<locked>>
81%
34374
54%
**23
98%
[Rottweil R 902]*
<<locked>>
81%
29443
47%
**37
94%
[Rottweil R 903]*
<<locked>>
82%
23844
38%
**68
90%
SNPE Vectan BA6 1/2
<<locked>>
81%
48124
76%
**57
100%
SNPE Vectan SP 10
<<locked>>
81%
41597
66%
**67
99%
[SNPE Vectan SP 11]*
<<locked>>
84%
27760
44%
**47
90%
[SNPE Vectan SP 7]*
<<locked>>
82%
32343
51%
**03
90%
[SNPE Vectan SP 9]*
<<locked>>
81%
30081
48%
**73
92%
SNPE Vectan Tubal 3000
<<locked>>
81%
33112
52%
**60
98%
SNPE Vectan Tubal 5000
<<locked>>
81%
26672
42%
**55
97%
Shooters World Match Rifle
<<locked>>
81%
28732
46%
**80
96%
[Shooters World Precision]*
<<locked>>
81%
27630
44%
**18
93%
Shooters World Tactical Rifle
<<locked>>
81%
39566
63%
**95
97%
Somchem S321
<<locked>>
81%
35259
56%
**78
97%
Somchem S335
<<locked>>
81%
32213
51%
**67
98%
[Somchem S341]*
<<locked>>
81%
30951
49%
**83
92%
[Somchem S355]*
<<locked>>
82%
24743
39%
**72
90%
[Somchem S365]*
<<locked>>
92%
25005
40%
**11
90%
Vihtavuori N120
<<locked>>
81%
43613
69%
**72
100%
Vihtavuori N130
<<locked>>
81%
36840
58%
**23
100%
Vihtavuori N133
<<locked>>
81%
30560
48%
**31
99%
Vihtavuori N135
<<locked>>
81%
23685
38%
**42
97%
Vihtavuori N140
<<locked>>
81%
28311
45%
**31
97%
[Vihtavuori N150]*
<<locked>>
82%
21901
35%
**80
90%
[Vihtavuori N160]*
<<locked>>
94%
32358
51%
**26
90%
Vihtavuori N530
<<locked>>
81%
35114
56%
**62
96%
Vihtavuori N540
<<locked>>
81%
28152
45%
**47
96%
[Vihtavuori N550]*
<<locked>>
93%
31111
49%
**46
90%
[Winchester 6.5 StaBALL]*
<<locked>>
90%
28123
45%
**08
90%
Winchester 748
<<locked>>
81%
34185
54%
**88
97%
Winchester StaBALL Match
<<locked>>
81%
36405
58%
**14
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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