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Load data for .300 Rem. SA Ultra Mag + .308 | 125gr | Hornady SST

Recommended Powder(s): ADI AR 2206H, Accurate 2520, Hodgdon BL-C2, Lovex D073.6, ReloadSwiss RS 52

.300 Rem. SA Ultra Mag + .308 | 125gr | Hornady SST

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 125gr | Hornady SST
Manufacturer SKU:
3019
Bullet Weight:
125gr | 8.1g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.033" | 26.2mm
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:
0.253" | 6.4mm
Shank Seated Depth:
0.253" | 6.4mm
Case Capacity:
74.0 Grains of Water | 4.80 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
64107 psi | 4420 bar
LID:
LID_B2658_C373
Last updated:
2025-02-02

Load data for 190 loads in caliber .300 Rem. SA Ultra Mag with .308 | 125gr | Hornady SST bullet and 95 powders such as ADI AR 2206H, Accurate 2520, Hodgdon BL-C2, Lovex D073.6, ReloadSwiss RS 52. 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.

    .

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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 👍
<<locked>>
93%
57493
90%
**87
99%
ADI AR 2208
<<locked>>
97%
54650
85%
**09
98%
ADI AR 2219
<<locked>>
84%
56695
88%
**48
100%
Accurate 2015
<<locked>>
89%
56942
89%
**82
100%
Accurate 2200
<<locked>>
91%
57305
89%
**41
98%
Accurate 2230
<<locked>>
87%
57566
90%
**25
99%
Accurate 2460
<<locked>>
87%
56913
89%
**32
100%
Accurate 2495
<<locked>>
92%
57479
90%
**71
100%
Accurate 2520 👍
<<locked>>
91%
57580
90%
**81
100%
[Accurate 2700]*
<<locked>>
97%
53940
84%
**04
93%
Accurate 4064
<<locked>>
97%
55172
86%
**41
100%
[Accurate 4350]*
<<locked>>
97%
40872
64%
**28
94%
Alliant AR-Comp
<<locked>>
91%
57246
89%
**48
100%
Alliant Reloder- TS 15.5
<<locked>>
97%
53621
84%
**35
99%
Alliant Reloder-10x
<<locked>>
87%
57217
89%
**09
100%
Alliant Reloder-15
<<locked>>
96%
57580
90%
**10
99%
[Alliant Reloder-16]*
<<locked>>
97%
41379
65%
**38
94%
Alliant Reloder-17
<<locked>>
97%
47137
74%
**02
98%
Baschieri & Pellagri 106
<<locked>>
85%
57174
89%
**30
100%
Baschieri & Pellagri 107
<<locked>>
93%
57493
90%
**97
98%
Hodgdon BL-C2 👍
<<locked>>
91%
57435
90%
**01
100%
Hodgdon Benchmark
<<locked>>
90%
57696
90%
**09
100%
Hodgdon CFE223
<<locked>>
96%
57305
89%
**30
98%
Hodgdon H322
<<locked>>
89%
57145
89%
**51
100%
Hodgdon H335
<<locked>>
85%
57551
90%
**61
100%
Hodgdon H380
<<locked>>
97%
55477
87%
**48
97%
[Hodgdon H414]*
<<locked>>
97%
49472
77%
**86
93%
Hodgdon H4198
<<locked>>
84%
57377
89%
**63
100%
Hodgdon Hybrid 100V
<<locked>>
97%
38072
59%
**23
95%
[Hodgdon LVR]*
<<locked>>
97%
45600
71%
**10
94%
Hodgdon VARGET
<<locked>>
97%
54259
85%
**05
98%
Hodgdon TrailBoss
<<locked>>
97%
33069
52%
**69
100%
IMR 3031
<<locked>>
96%
57450
90%
**07
100%
IMR 4064
<<locked>>
97%
52721
82%
**76
98%
[IMR 4166 Enduron]*
<<locked>>
97%
52939
83%
**36
94%
IMR 4198
<<locked>>
86%
57000
89%
**63
100%
[IMR 4451 Enduron]*
<<locked>>
97%
50328
79%
**10
93%
IMR 4895
<<locked>>
96%
57276
89%
**20
99%
IMR 8208 XBR
<<locked>>
92%
57609
90%
**61
100%
Lovex D073.4
<<locked>>
86%
57682
90%
**35
100%
Lovex D073.5
<<locked>>
87%
57392
90%
**35
100%
Lovex D073.6 👍
<<locked>>
94%
57580
90%
**81
100%
Lovex S060
<<locked>>
93%
57464
90%
**15
99%
Lovex S062
<<locked>>
97%
57087
89%
**58
100%
[Lovex S065]*
<<locked>>
97%
46514
73%
**48
94%
[Lovex S070]*
<<locked>>
97%
43540
68%
**09
91%
Norma 201
<<locked>>
94%
57537
90%
**58
100%
Norma 202
<<locked>>
93%
57130
89%
**48
100%
Norma 203B
<<locked>>
97%
57551
90%
**07
99%
[Norma URP]*
<<locked>>
97%
40886
64%
**22
94%
Ramshot Big Game
<<locked>>
96%
57334
89%
**17
99%
Ramshot TAC
<<locked>>
91%
57130
89%
**38
97%
Ramshot Wild Boar
<<locked>>
91%
57246
89%
**78
99%
Ramshot X-Terminator
<<locked>>
88%
56971
89%
**22
99%
ReloadSwiss RS 14
<<locked>>
96%
33127
52%
**11
100%
ReloadSwiss RS 40
<<locked>>
88%
57638
90%
**58
100%
ReloadSwiss RS 50
<<locked>>
97%
56289
88%
**28
95%
ReloadSwiss RS 52 👍
<<locked>>
97%
57000
89%
**30
100%
ReloadSwiss RS 60
<<locked>>
97%
45905
72%
**86
98%
[ReloadSwiss RS 62]*
<<locked>>
97%
40683
63%
**35
93%
[ReloadSwiss RS 70]*
<<locked>>
97%
42467
66%
**58
92%
Rottweil R 901
<<locked>>
91%
56956
89%
**32
100%
Rottweil R 902
<<locked>>
96%
57159
89%
**38
100%
Rottweil R 903
<<locked>>
97%
49632
77%
**59
98%
[Rottweil R 907]*
<<locked>>
97%
48704
76%
**71
92%
SNPE Vectan SP 10
<<locked>>
84%
56942
89%
**51
100%
SNPE Vectan SP 11
<<locked>>
97%
52489
82%
**45
98%
SNPE Vectan SP 7
<<locked>>
92%
56884
89%
**41
97%
SNPE Vectan SP 9
<<locked>>
94%
57029
89%
**71
99%
SNPE Vectan Tubal 3000
<<locked>>
92%
57043
89%
**66
100%
SNPE Vectan Tubal 5000
<<locked>>
97%
54143
84%
**17
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
97%
46499
73%
**99
92%
[Shooters World Long Rifle]*
<<locked>>
97%
46514
73%
**48
94%
Shooters World Match Rifle
<<locked>>
94%
57580
90%
**81
100%
Shooters World Precision
<<locked>>
97%
57087
89%
**58
100%
Shooters World Tactical Rifle
<<locked>>
86%
57580
90%
**15
99%
Somchem S321
<<locked>>
89%
57406
90%
**74
100%
Somchem S335
<<locked>>
93%
57014
89%
**76
100%
Somchem S341
<<locked>>
92%
56942
89%
**45
99%
Somchem S355
<<locked>>
97%
51082
80%
**73
98%
Somchem S365
<<locked>>
97%
36999
58%
**63
96%
Vihtavuori N120
<<locked>>
84%
57508
90%
**87
100%
Vihtavuori N130
<<locked>>
89%
56898
89%
**40
100%
Vihtavuori N133
<<locked>>
95%
57667
90%
**69
100%
Vihtavuori N135
<<locked>>
97%
48240
75%
**87
100%
Vihtavuori N140
<<locked>>
96%
57305
89%
**25
100%
Vihtavuori N150
<<locked>>
97%
43236
67%
**89
98%
Vihtavuori N160
<<locked>>
97%
45513
71%
**71
95%
Vihtavuori N530
<<locked>>
89%
56840
89%
**64
100%
Vihtavuori N540
<<locked>>
96%
57435
90%
**61
100%
Vihtavuori N550
<<locked>>
97%
45411
71%
**23
95%
Winchester 6.5 StaBALL
<<locked>>
97%
44425
69%
**15
97%
Winchester 748
<<locked>>
89%
57522
90%
**07
100%
[Winchester 760]*
<<locked>>
97%
49472
77%
**86
93%
Winchester StaBALL Match
<<locked>>
87%
57551
90%
**87
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
39001
61%
**20
95%
[ADI AR 2208]*
<<locked>>
81%
33199
52%
**43
91%
ADI AR 2219
<<locked>>
81%
51416
80%
**59
100%
Accurate 2015
<<locked>>
81%
44121
69%
**69
100%
[Accurate 2200]*
<<locked>>
81%
41408
65%
**27
94%
Accurate 2230
<<locked>>
81%
46804
73%
**41
98%
Accurate 2460
<<locked>>
81%
46557
73%
**48
99%
Accurate 2495
<<locked>>
81%
39218
61%
**46
100%
Accurate 2520
<<locked>>
81%
39900
62%
**56
98%
[Accurate 2700]*
<<locked>>
91%
44744
70%
**36
90%
Accurate 4064
<<locked>>
81%
32982
51%
**92
97%
[Accurate 4350]*
<<locked>>
91%
32634
51%
**22
90%
Alliant AR-Comp
<<locked>>
81%
39943
62%
**63
100%
[Alliant Reloder- TS 15.5]*
<<locked>>
81%
32300
50%
**62
93%
Alliant Reloder-10x
<<locked>>
81%
48066
75%
**61
100%
[Alliant Reloder-15]*
<<locked>>
81%
34751
54%
**25
92%
[Alliant Reloder-16]*
<<locked>>
91%
34563
54%
**48
90%
[Alliant Reloder-17]*
<<locked>>
84%
30647
48%
**59
90%
Baschieri & Pellagri 106
<<locked>>
81%
50212
78%
**22
100%
[Baschieri & Pellagri 107]*
<<locked>>
81%
37927
59%
**00
93%
Hodgdon BL-C2
<<locked>>
81%
39972
62%
**69
97%
Hodgdon Benchmark
<<locked>>
81%
43410
68%
**49
98%
[Hodgdon CFE223]*
<<locked>>
81%
33243
52%
**05
90%
Hodgdon H322
<<locked>>
81%
43323
68%
**05
100%
Hodgdon H335
<<locked>>
81%
50821
79%
**56
100%
[Hodgdon H380]*
<<locked>>
82%
34287
53%
**95
90%
[Hodgdon H414]*
<<locked>>
92%
42163
66%
**28
90%
Hodgdon H4198
<<locked>>
81%
53098
83%
**97
100%
[Hodgdon Hybrid 100V]*
<<locked>>
89%
29501
46%
**74
90%
[Hodgdon LVR]*
<<locked>>
89%
35505
55%
**58
90%
[Hodgdon VARGET]*
<<locked>>
81%
33025
52%
**40
91%
Hodgdon TrailBoss
<<locked>>
81%
26078
41%
**01
100%
IMR 3031
<<locked>>
81%
34693
54%
**71
99%
[IMR 4064]*
<<locked>>
81%
32401
51%
**13
91%
[IMR 4166 Enduron]*
<<locked>>
89%
41524
65%
**94
90%
IMR 4198
<<locked>>
81%
48472
76%
**25
100%
[IMR 4451 Enduron]*
<<locked>>
91%
41959
65%
**30
90%
[IMR 4895]*
<<locked>>
81%
35592
56%
**71
94%
IMR 8208 XBR
<<locked>>
81%
41191
64%
**46
97%
Lovex D073.4
<<locked>>
81%
48573
76%
**81
99%
Lovex D073.5
<<locked>>
81%
46137
72%
**41
99%
Lovex D073.6
<<locked>>
81%
37231
58%
**97
98%
Lovex S060
<<locked>>
81%
39813
62%
**71
95%
Lovex S062
<<locked>>
81%
34461
54%
**95
95%
[Lovex S065]*
<<locked>>
89%
36825
57%
**28
90%
[Lovex S070]*
<<locked>>
94%
40335
63%
**30
90%
Norma 201
<<locked>>
81%
38348
60%
**77
96%
Norma 202
<<locked>>
81%
38392
60%
**00
98%
[Norma 203B]*
<<locked>>
81%
34272
53%
**15
93%
[Norma URP]*
<<locked>>
90%
33373
52%
**18
90%
[Ramshot Big Game]*
<<locked>>
81%
33750
53%
**12
92%
[Ramshot TAC]*
<<locked>>
81%
41191
64%
**30
92%
Ramshot Wild Boar
<<locked>>
81%
40263
63%
**56
95%
Ramshot X-Terminator
<<locked>>
81%
44889
70%
**99
96%
ReloadSwiss RS 14
<<locked>>
81%
26223
41%
**41
100%
ReloadSwiss RS 40
<<locked>>
81%
46456
72%
**51
99%
[ReloadSwiss RS 50]*
<<locked>>
86%
39030
61%
**84
90%
ReloadSwiss RS 52
<<locked>>
81%
32648
51%
**15
95%
[ReloadSwiss RS 60]*
<<locked>>
83%
29515
46%
**17
90%
[ReloadSwiss RS 62]*
<<locked>>
92%
34838
54%
**84
90%
[ReloadSwiss RS 70]*
<<locked>>
94%
38624
60%
**53
90%
Rottweil R 901
<<locked>>
81%
41974
65%
**46
99%
Rottweil R 902
<<locked>>
81%
36361
57%
**25
96%
[Rottweil R 903]*
<<locked>>
81%
29515
46%
**80
91%
[Rottweil R 907]*
<<locked>>
93%
43598
68%
**66
90%
SNPE Vectan SP 10
<<locked>>
81%
51851
81%
**66
100%
[SNPE Vectan SP 11]*
<<locked>>
81%
30908
48%
**33
91%
[SNPE Vectan SP 7]*
<<locked>>
81%
38972
61%
**90
92%
[SNPE Vectan SP 9]*
<<locked>>
81%
37594
59%
**77
94%
SNPE Vectan Tubal 3000
<<locked>>
81%
40030
62%
**51
99%
SNPE Vectan Tubal 5000
<<locked>>
81%
32822
51%
**94
98%
[SNPE Vectan Tubal 7000]*
<<locked>>
93%
40596
63%
**81
90%
[Shooters World Long Rifle]*
<<locked>>
89%
36825
57%
**28
90%
Shooters World Match Rifle
<<locked>>
81%
37231
58%
**97
98%
Shooters World Precision
<<locked>>
81%
34461
54%
**95
95%
Shooters World Tactical Rifle
<<locked>>
81%
49284
77%
**68
98%
Somchem S321
<<locked>>
81%
44135
69%
**28
98%
Somchem S335
<<locked>>
81%
39566
62%
**61
99%
Somchem S341
<<locked>>
81%
38537
60%
**94
95%
[Somchem S355]*
<<locked>>
81%
30763
48%
**03
92%
[Somchem S365]*
<<locked>>
87%
27180
42%
**54
90%
Vihtavuori N120
<<locked>>
81%
52286
82%
**15
100%
Vihtavuori N130
<<locked>>
81%
44425
69%
**43
100%
Vihtavuori N133
<<locked>>
81%
37507
59%
**08
100%
Vihtavuori N135
<<locked>>
81%
29704
46%
**74
98%
Vihtavuori N140
<<locked>>
81%
35462
55%
**08
98%
[Vihtavuori N150]*
<<locked>>
81%
26078
41%
**46
91%
[Vihtavuori N160]*
<<locked>>
88%
33649
52%
**89
90%
Vihtavuori N530
<<locked>>
81%
43366
68%
**05
98%
Vihtavuori N540
<<locked>>
81%
35505
55%
**28
98%
[Vihtavuori N550]*
<<locked>>
88%
33823
53%
**35
90%
[Winchester 6.5 StaBALL]*
<<locked>>
84%
29776
46%
**35
90%
Winchester 748
<<locked>>
81%
43265
67%
**51
98%
[Winchester 760]*
<<locked>>
92%
42163
66%
**28
90%
Winchester StaBALL Match
<<locked>>
81%
46093
72%
**87
98%

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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