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Load data for 8.6 mm Blackout + .338 | 300gr | Nosler Custom Competition

Recommended Powder(s): Accurate 2460, Somchem S321, Vihtavuori N530, Winchester 748, Winchester StaBALL Match

8.6 mm Blackout + .338 | 300gr | Nosler Custom Competition

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Load data for 170 loads in caliber 8.6 mm Blackout with .338 | 300gr | Nosler Custom Competition bullet and 85 powders such as Accurate 2460, Somchem S321, Vihtavuori N530, 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. 48.4 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
97%
79%
99%
ADI AR 2207
88%
88%
100%
ADI AR 2208
96%
66%
96%
ADI AR 2219
91%
88%
100%
Accurate 2015
96%
88%
100%
Accurate 2200
97%
86%
98%
Accurate 2230
94%
88%
100%
Accurate 2460
95%
89%
100%
Accurate 2495
96%
74%
100%
Accurate 2520
97%
80%
100%
Accurate 4064
96%
61%
100%
Alliant AR-Comp
96%
78%
100%
Alliant Power Pro 2000-MR
97%
72%
97%
Alliant Reloder- TS 15.5
96%
61%
98%
Alliant Reloder-10x
94%
89%
100%
Alliant Reloder-15
97%
69%
97%
Alliant Reloder-17
97%
56%
95%
Alliant Reloder-7
88%
90%
100%
Baschieri & Pellagri 106
91%
89%
100%
Baschieri & Pellagri 107
96%
77%
97%
Bofors RP3
97%
61%
98%
Hodgdon BL-C2
96%
79%
99%
Hodgdon Benchmark
97%
89%
100%
Hodgdon CFE BLK
88%
90%
100%
Hodgdon CFE223
96%
67%
96%
Hodgdon H322
96%
87%
100%
Hodgdon H335
91%
88%
100%
Hodgdon H380
97%
65%
95%
Hodgdon H4198
89%
88%
100%
Hodgdon H4895
97%
79%
99%
Hodgdon LVR
97%
54%
91%
Hodgdon VARGET
96%
65%
96%
IMR 3031
97%
68%
100%
IMR 4064
97%
65%
96%
IMR 4166 Enduron
96%
66%
92%
IMR 4198
92%
88%
100%
IMR 4227
83%
89%
100%
IMR 4895
97%
71%
98%
IMR 8208 XBR
97%
83%
100%
Lovex D073.4
93%
89%
100%
Lovex D073.5
95%
89%
100%
Lovex D073.6
96%
73%
100%
Lovex S053
84%
90%
100%
Lovex S060
96%
80%
99%
Lovex S062
96%
67%
99%
Norma 200
89%
89%
100%
Norma 201
96%
75%
99%
Norma 202
96%
75%
100%
Norma 203B
97%
68%
98%
Ramshot Big Game
97%
68%
97%
Ramshot TAC
97%
85%
97%
Ramshot Wild Boar
97%
82%
99%
Ramshot X-Terminator
96%
90%
99%
ReloadSwiss RS 40
94%
88%
100%
ReloadSwiss RS 50
96%
66%
93%
ReloadSwiss RS 52
96%
71%
97%
ReloadSwiss RS 60
97%
60%
99%
Rottweil R 901
97%
83%
100%
Rottweil R 902
97%
72%
99%
Rottweil R 903
97%
58%
97%
SNPE Vectan BA6 1/2
88%
90%
100%
SNPE Vectan SP 10
91%
88%
100%
SNPE Vectan SP 11
96%
61%
96%
SNPE Vectan SP 7
97%
80%
97%
SNPE Vectan SP 9
96%
75%
98%
SNPE Vectan Tubal 3000
96%
81%
100%
SNPE Vectan Tubal 5000
96%
65%
100%
Shooters World Match Rifle
96%
73%
100%
Shooters World Precision
96%
67%
99%
Shooters World Tactical Rifle
92%
89%
100%
Somchem S321
96%
90%
100%
Somchem S335
96%
78%
100%
Somchem S341
96%
78%
98%
Somchem S355
96%
59%
97%
Vihtavuori N120
90%
88%
100%
Vihtavuori N130
97%
90%
100%
Vihtavuori N133
96%
73%
100%
Vihtavuori N135
97%
57%
100%
Vihtavuori N140
97%
71%
100%
Vihtavuori N160
96%
53%
92%
Vihtavuori N530
97%
89%
100%
Vihtavuori N540
97%
70%
100%
Vihtavuori N550
97%
53%
92%
Winchester 748
96%
88%
100%
Winchester StaBALL Match
94%
88%
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
82%
50%
94%
ADI AR 2207
81%
71%
100%
ADI AR 2208
88%
51%
93%
ADI AR 2219
81%
64%
100%
Accurate 2015
81%
55%
100%
Accurate 2200
81%
52%
92%
Accurate 2230
81%
56%
96%
Accurate 2460
81%
56%
98%
Accurate 2495
81%
45%
100%
Accurate 2520
81%
46%
97%
Accurate 4064
86%
44%
98%
Alliant AR-Comp
81%
48%
100%
Alliant Power Pro 2000-MR
83%
47%
90%
Alliant Reloder- TS 15.5
87%
46%
94%
Alliant Reloder-10x
81%
60%
100%
Alliant Reloder-15
85%
48%
93%
Alliant Reloder-17
90%
45%
91%
Alliant Reloder-7
81%
73%
100%
Baschieri & Pellagri 106
81%
64%
100%
Baschieri & Pellagri 107
82%
48%
91%
Bofors RP3
88%
45%
94%
Hodgdon BL-C2
81%
47%
95%
Hodgdon Benchmark
81%
55%
97%
Hodgdon CFE BLK
81%
72%
99%
Hodgdon CFE223
85%
47%
91%
Hodgdon H322
81%
54%
99%
Hodgdon H335
81%
62%
100%
Hodgdon H380
87%
48%
91%
Hodgdon H4198
81%
69%
100%
Hodgdon H4895
81%
48%
94%
Hodgdon LVR
94%
50%
90%
Hodgdon VARGET
88%
50%
93%
IMR 3031
84%
46%
99%
IMR 4064
89%
51%
94%
IMR 4166 Enduron
93%
60%
90%
IMR 4198
81%
63%
100%
IMR 4227
81%
84%
100%
IMR 4895
83%
46%
93%
IMR 8208 XBR
81%
51%
96%
Lovex D073.4
81%
58%
98%
Lovex D073.5
81%
56%
98%
Lovex D073.6
83%
46%
97%
Lovex S053
81%
82%
100%
Lovex S060
84%
55%
95%
Lovex S062
86%
49%
96%
Norma 200
81%
68%
100%
Norma 201
83%
50%
96%
Norma 202
82%
48%
98%
Norma 203B
85%
47%
93%
Ramshot Big Game
85%
47%
92%
Ramshot TAC
81%
52%
91%
Ramshot Wild Boar
81%
49%
94%
Ramshot X-Terminator
81%
56%
95%
ReloadSwiss RS 40
81%
57%
98%
ReloadSwiss RS 50
91%
56%
90%
ReloadSwiss RS 52
82%
45%
91%
ReloadSwiss RS 60
87%
45%
95%
Rottweil R 901
81%
52%
98%
Rottweil R 902
85%
51%
96%
Rottweil R 903
89%
45%
94%
SNPE Vectan BA6 1/2
86%
85%
100%
SNPE Vectan SP 10
81%
64%
100%
SNPE Vectan SP 11
87%
47%
92%
SNPE Vectan SP 7
83%
50%
91%
SNPE Vectan SP 9
83%
49%
94%
SNPE Vectan Tubal 3000
84%
55%
99%
SNPE Vectan Tubal 5000
90%
53%
99%
Shooters World Match Rifle
83%
46%
97%
Shooters World Precision
86%
49%
96%
Shooters World Tactical Rifle
81%
61%
97%
Somchem S321
81%
54%
97%
Somchem S335
84%
54%
99%
Somchem S341
83%
50%
94%
Somchem S355
89%
47%
94%
Vihtavuori N120
81%
68%
100%
Vihtavuori N130
81%
56%
100%
Vihtavuori N133
86%
55%
100%
Vihtavuori N135
90%
47%
99%
Vihtavuori N140
86%
50%
99%
Vihtavuori N160
93%
49%
91%
Vihtavuori N530
81%
54%
97%
Vihtavuori N540
85%
49%
98%
Vihtavuori N550
92%
46%
90%
Winchester 748
81%
52%
97%
Winchester StaBALL Match
81%
56%
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.

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