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Load data for .300 Rem. SA Ultra Mag + .308 | 200gr | MAKER 200 Grain .308 Expanding Subsonic Blackout Bullets

Recommended Powder(s): Alliant Reloder-16, Hodgdon H414, ReloadSwiss RS 62, ReloadSwiss RS 70, Winchester 760

.300 Rem. SA Ultra Mag + .308 | 200gr | MAKER 200 Grain .308 Expanding Subsonic Blackout Bullets

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 200gr | MAKER 200 Grain .308 Expanding Subsonic Blackout Bullets
Manufacturer SKU:
300BLK-200G-EXP
Bullet Weight:
200gr | 13.0g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.410" | 35.8mm
Caliber:
.300 Rem. SA Ultra Mag load data
Case Length (l3):
2.003" | 50.9mm
Cartridge Length (C.O.L.):
2.783" | 70.7mm
Seated Depth:
0.630" | 16.0mm
Shank Seated Depth:
0.630" | 16.0mm
Case Capacity:
74.0 Grains of Water | 4.80 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
64107 psi | 4420 bar
LID:
LID_B10916_C373
Last updated:
2025-02-02

Load data for 184 loads in caliber .300 Rem. SA Ultra Mag with .308 | 200gr | MAKER 200 Grain .308 Expanding Subsonic Blackout Bullets bullet and 92 powders such as Alliant Reloder-16, Hodgdon H414, ReloadSwiss RS 62, ReloadSwiss RS 70, Winchester 760. 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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  • .

    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.

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>>
84%
57653
90%
**05
100%
ADI AR 2208
<<locked>>
89%
56768
89%
**85
100%
ADI AR 2209
<<locked>>
97%
49748
78%
**69
97%
[ADI AR 2213]*
<<locked>>
97%
45150
70%
**03
93%
Accurate 2200
<<locked>>
83%
57682
90%
**79
100%
Accurate 2700
<<locked>>
90%
57551
90%
**52
99%
Accurate 3100
<<locked>>
97%
43323
68%
**41
98%
Accurate 4064
<<locked>>
88%
57595
90%
**69
100%
Accurate 4350
<<locked>>
96%
57276
89%
**61
100%
Alliant Reloder- TS 15.5
<<locked>>
89%
57116
89%
**02
100%
Alliant Reloder-15
<<locked>>
87%
57479
90%
**25
100%
Alliant Reloder-16 👍
<<locked>>
97%
55535
87%
**74
100%
Alliant Reloder-17
<<locked>>
92%
56637
88%
**07
100%
Alliant Reloder-19
<<locked>>
97%
48936
76%
**56
96%
Alliant Reloder-22
<<locked>>
97%
43627
68%
**10
95%
Alliant Reloder-23
<<locked>>
97%
41249
64%
**74
100%
Alliant Reloder-25
<<locked>>
97%
36318
57%
**75
96%
Alliant Reloder-26
<<locked>>
97%
45701
71%
**18
99%
Baschieri & Pellagri 107
<<locked>>
84%
56869
89%
**18
100%
Hodgdon CFE223
<<locked>>
87%
57217
89%
**57
100%
Hodgdon H380
<<locked>>
88%
57305
89%
**15
100%
Hodgdon H414 👍
<<locked>>
92%
57159
89%
**77
99%
Hodgdon H4350
<<locked>>
97%
54418
85%
**82
98%
[Hodgdon H4831]*
<<locked>>
96%
41408
65%
**88
91%
[Hodgdon H4831 SC]*
<<locked>>
97%
47079
73%
**97
93%
Hodgdon Hybrid 100V
<<locked>>
97%
52402
82%
**66
100%
Hodgdon LVR
<<locked>>
94%
57043
89%
**54
100%
Hodgdon Superperformance
<<locked>>
95%
57537
90%
**17
99%
Hodgdon VARGET
<<locked>>
90%
57276
89%
**89
100%
IMR 3031
<<locked>>
86%
57087
89%
**66
100%
IMR 4064
<<locked>>
90%
57043
89%
**75
100%
IMR 4166 Enduron
<<locked>>
91%
56811
89%
**69
99%
IMR 4350
<<locked>>
97%
57014
89%
**12
99%
IMR 4451 Enduron
<<locked>>
92%
57653
90%
**05
99%
IMR 4831
<<locked>>
97%
50154
78%
**46
100%
IMR 4895
<<locked>>
86%
57682
90%
**31
100%
[IMR 4955 Enduron]*
<<locked>>
97%
46340
72%
**51
94%
[IMR 7828 SSC]*
<<locked>>
97%
45513
71%
**20
94%
Lovex D073.6
<<locked>>
84%
56927
89%
**69
100%
Lovex S060
<<locked>>
85%
57667
90%
**46
100%
Lovex S062
<<locked>>
88%
57537
90%
**72
100%
Lovex S065
<<locked>>
94%
57188
89%
**95
100%
Lovex S070
<<locked>>
95%
56985
89%
**18
99%
Lovex S071
<<locked>>
97%
36419
57%
**13
96%
Norma 201
<<locked>>
84%
56724
88%
**52
100%
Norma 202
<<locked>>
84%
57058
89%
**49
100%
Norma 203B
<<locked>>
88%
57479
90%
**18
100%
Norma 204
<<locked>>
96%
56768
89%
**48
98%
Norma MRP
<<locked>>
97%
45223
71%
**75
97%
Norma URP
<<locked>>
96%
57232
89%
**64
100%
Ramshot Big Game
<<locked>>
87%
57145
89%
**35
100%
Ramshot Hunter
<<locked>>
97%
56478
88%
**71
100%
Ramshot Magnum
<<locked>>
97%
41974
65%
**54
95%
Ramshot Wild Boar
<<locked>>
83%
57566
90%
**12
100%
ReloadSwiss RS 50
<<locked>>
88%
57000
89%
**95
99%
ReloadSwiss RS 52
<<locked>>
87%
57029
89%
**31
100%
ReloadSwiss RS 60
<<locked>>
93%
56927
89%
**23
100%
ReloadSwiss RS 62 👍
<<locked>>
96%
57174
89%
**87
100%
ReloadSwiss RS 70 👍
<<locked>>
97%
57217
89%
**30
100%
[ReloadSwiss RS 76]*
<<locked>>
97%
34809
54%
**62
92%
Rottweil R 902
<<locked>>
86%
56884
89%
**46
100%
Rottweil R 903
<<locked>>
91%
57638
90%
**08
100%
Rottweil R 904
<<locked>>
97%
51895
81%
**46
96%
Rottweil R 905
<<locked>>
97%
48095
75%
**46
97%
Rottweil R 907
<<locked>>
93%
57305
89%
**95
99%
SNPE Vectan SP 11
<<locked>>
90%
57217
89%
**44
100%
SNPE Vectan SP 9
<<locked>>
85%
56608
88%
**92
100%
SNPE Vectan Tubal 3000
<<locked>>
84%
57072
89%
**80
100%
SNPE Vectan Tubal 5000
<<locked>>
90%
56811
89%
**74
100%
SNPE Vectan Tubal 7000
<<locked>>
94%
57290
89%
**56
99%
Shooters World Long Rifle
<<locked>>
94%
57188
89%
**95
100%
Shooters World Match Rifle
<<locked>>
84%
56927
89%
**69
100%
Shooters World Precision
<<locked>>
88%
57537
90%
**72
100%
Somchem S335
<<locked>>
84%
57087
89%
**87
100%
Somchem S341
<<locked>>
84%
57334
89%
**85
100%
Somchem S355
<<locked>>
90%
56811
89%
**92
100%
Somchem S361
<<locked>>
97%
52895
83%
**33
95%
Somchem S365
<<locked>>
97%
52388
82%
**21
100%
Somchem S385
<<locked>>
97%
49139
77%
**36
98%
Vihtavuori N133
<<locked>>
86%
57290
89%
**64
100%
Vihtavuori N135
<<locked>>
92%
57319
89%
**13
100%
Vihtavuori N140
<<locked>>
87%
56971
89%
**26
100%
Vihtavuori N150
<<locked>>
96%
57319
89%
**66
100%
Vihtavuori N160
<<locked>>
94%
56942
89%
**18
100%
Vihtavuori N165
<<locked>>
97%
41249
64%
**85
95%
Vihtavuori N540
<<locked>>
87%
57232
89%
**62
100%
Vihtavuori N550
<<locked>>
94%
57537
90%
**67
100%
Vihtavuori N555
<<locked>>
97%
45861
72%
**43
100%
[Vihtavuori N560]*
<<locked>>
97%
43642
68%
**16
93%
Winchester 6.5 StaBALL
<<locked>>
96%
57638
90%
**08
100%
Winchester 760 👍
<<locked>>
92%
57159
89%
**77
99%
Winchester StaBALL HD
<<locked>>
97%
36941
58%
**93
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
52141
81%
**30
100%
ADI AR 2208
<<locked>>
81%
44469
69%
**95
99%
[ADI AR 2209]*
<<locked>>
83%
32808
51%
**18
90%
[ADI AR 2213]*
<<locked>>
91%
37695
59%
**52
90%
Accurate 2200
<<locked>>
81%
54056
84%
**30
100%
Accurate 2700
<<locked>>
81%
43004
67%
**29
96%
[Accurate 3100]*
<<locked>>
81%
26339
41%
**73
91%
Accurate 4064
<<locked>>
81%
47224
74%
**28
100%
Accurate 4350
<<locked>>
81%
35607
56%
**10
98%
Alliant Reloder- TS 15.5
<<locked>>
81%
44701
70%
**25
100%
Alliant Reloder-15
<<locked>>
81%
47819
75%
**84
100%
Alliant Reloder-16
<<locked>>
81%
34867
54%
**06
97%
Alliant Reloder-17
<<locked>>
81%
39131
61%
**21
100%
[Alliant Reloder-19]*
<<locked>>
83%
32213
50%
**11
90%
[Alliant Reloder-22]*
<<locked>>
87%
32126
50%
**57
90%
Alliant Reloder-23
<<locked>>
81%
25976
41%
**96
95%
[Alliant Reloder-25]*
<<locked>>
86%
26701
42%
**13
90%
[Alliant Reloder-26]*
<<locked>>
81%
27224
42%
**78
92%
Baschieri & Pellagri 107
<<locked>>
81%
51576
80%
**39
100%
Hodgdon CFE223
<<locked>>
81%
46224
72%
**00
100%
Hodgdon H380
<<locked>>
81%
45353
71%
**38
99%
Hodgdon H414
<<locked>>
81%
40321
63%
**05
96%
[Hodgdon H4350]*
<<locked>>
81%
33837
53%
**05
93%
[Hodgdon H4831]*
<<locked>>
94%
38072
59%
**23
90%
[Hodgdon H4831 SC]*
<<locked>>
90%
38072
59%
**23
90%
Hodgdon Hybrid 100V
<<locked>>
81%
32518
51%
**18
98%
Hodgdon LVR
<<locked>>
81%
38130
59%
**43
97%
[Hodgdon Superperformance]*
<<locked>>
81%
36071
56%
**36
94%
Hodgdon VARGET
<<locked>>
81%
44034
69%
**88
99%
IMR 3031
<<locked>>
81%
48733
76%
**57
100%
IMR 4064
<<locked>>
81%
43569
68%
**72
100%
IMR 4166 Enduron
<<locked>>
81%
43163
67%
**49
97%
[IMR 4350]*
<<locked>>
81%
35578
56%
**44
94%
IMR 4451 Enduron
<<locked>>
81%
41133
64%
**36
96%
IMR 4831
<<locked>>
81%
31154
49%
**92
96%
IMR 4895
<<locked>>
81%
49110
77%
**07
100%
[IMR 4955 Enduron]*
<<locked>>
89%
37086
58%
**70
90%
[IMR 7828 SSC]*
<<locked>>
90%
37333
58%
**52
90%
Lovex D073.6
<<locked>>
81%
52359
82%
**10
100%
Lovex S060
<<locked>>
81%
51488
80%
**61
100%
Lovex S062
<<locked>>
81%
47166
74%
**31
100%
Lovex S065
<<locked>>
81%
38914
61%
**00
97%
Lovex S070
<<locked>>
81%
37304
58%
**83
95%
[Lovex S071]*
<<locked>>
83%
24831
39%
**28
90%
Norma 201
<<locked>>
81%
51300
80%
**77
100%
Norma 202
<<locked>>
81%
51764
81%
**77
100%
Norma 203B
<<locked>>
81%
47369
74%
**74
100%
[Norma 204]*
<<locked>>
81%
34969
55%
**64
91%
[Norma MRP]*
<<locked>>
83%
29022
45%
**98
90%
Norma URP
<<locked>>
81%
35607
56%
**03
97%
Ramshot Big Game
<<locked>>
81%
46644
73%
**84
100%
Ramshot Hunter
<<locked>>
81%
34403
54%
**80
95%
[Ramshot Magnum]*
<<locked>>
89%
31633
49%
**21
90%
Ramshot Wild Boar
<<locked>>
81%
53911
84%
**59
100%
ReloadSwiss RS 50
<<locked>>
81%
45440
71%
**18
98%
ReloadSwiss RS 52
<<locked>>
81%
46688
73%
**87
100%
ReloadSwiss RS 60
<<locked>>
81%
37971
59%
**15
100%
ReloadSwiss RS 62
<<locked>>
81%
34751
54%
**13
97%
ReloadSwiss RS 70
<<locked>>
81%
34389
54%
**13
96%
[ReloadSwiss RS 76]*
<<locked>>
94%
32271
50%
**87
90%
Rottweil R 902
<<locked>>
81%
49095
77%
**38
100%
Rottweil R 903
<<locked>>
81%
42612
66%
**88
100%
[Rottweil R 904]*
<<locked>>
84%
34867
54%
**28
90%
[Rottweil R 905]*
<<locked>>
83%
31111
49%
**95
90%
Rottweil R 907
<<locked>>
81%
39929
62%
**10
95%
SNPE Vectan SP 11
<<locked>>
81%
43178
67%
**34
100%
SNPE Vectan SP 9
<<locked>>
81%
50865
79%
**07
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
52518
82%
**18
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
44266
69%
**06
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
38479
60%
**54
96%
Shooters World Long Rifle
<<locked>>
81%
38914
61%
**00
97%
Shooters World Match Rifle
<<locked>>
81%
52359
82%
**10
100%
Shooters World Precision
<<locked>>
81%
47166
74%
**31
100%
Somchem S335
<<locked>>
81%
51895
81%
**18
100%
Somchem S341
<<locked>>
81%
52649
82%
**23
100%
Somchem S355
<<locked>>
81%
42859
67%
**85
100%
[Somchem S361]*
<<locked>>
86%
37811
59%
**70
90%
Somchem S365
<<locked>>
81%
31792
50%
**60
99%
[Somchem S385]*
<<locked>>
81%
29936
47%
**49
91%
Vihtavuori N133
<<locked>>
81%
49081
77%
**62
100%
Vihtavuori N135
<<locked>>
81%
41843
65%
**06
100%
Vihtavuori N140
<<locked>>
81%
48385
75%
**11
100%
Vihtavuori N150
<<locked>>
81%
36956
58%
**51
100%
Vihtavuori N160
<<locked>>
81%
38116
59%
**20
98%
[Vihtavuori N165]*
<<locked>>
87%
30690
48%
**56
90%
Vihtavuori N540
<<locked>>
81%
47993
75%
**34
100%
Vihtavuori N550
<<locked>>
81%
38580
60%
**62
98%
Vihtavuori N555
<<locked>>
81%
28036
44%
**72
95%
[Vihtavuori N560]*
<<locked>>
92%
37695
59%
**92
90%
Winchester 6.5 StaBALL
<<locked>>
81%
36143
56%
**74
99%
Winchester 760
<<locked>>
81%
40321
63%
**05
96%
[Winchester StaBALL HD]*
<<locked>>
81%
23177
36%
**60
93%

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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