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Load data for .300 Rem. SA Ultra Mag + .308 | 125gr | Sierra SPT Pro-Hunter

Recommended Powder(s): ADI AR 2206H, Hodgdon BL-C2, IMR 4895, Ramshot Wild Boar, ReloadSwiss RS 52

.300 Rem. SA Ultra Mag + .308 | 125gr | Sierra SPT Pro-Hunter

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 125gr | Sierra SPT Pro-Hunter
Manufacturer SKU:
2120
Bullet Weight:
125gr | 8.1g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
0.890" | 22.6mm
Caliber:
.300 Rem. SA Ultra Mag load data
Case Length (l3):
2.003" | 50.9mm
Cartridge Length (C.O.L.):
2.771" | 70.4mm
Seated Depth:
0.122" | 3.1mm
Shank Seated Depth:
0.122" | 3.1mm
Case Capacity:
74.0 Grains of Water | 4.80 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
64107 psi | 4420 bar
LID:
LID_B5864_C373
Last updated:
2025-01-01

Load data for 190 loads in caliber .300 Rem. SA Ultra Mag with .308 | 125gr | Sierra SPT Pro-Hunter bullet and 95 powders such as ADI AR 2206H, Hodgdon BL-C2, IMR 4895, Ramshot Wild Boar, 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".

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  • 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>>
92%
57072
89%
**94
99%
ADI AR 2208
<<locked>>
97%
56681
88%
**61
98%
ADI AR 2219
<<locked>>
83%
57392
90%
**68
100%
Accurate 2015
<<locked>>
88%
56913
89%
**96
100%
Accurate 2200
<<locked>>
90%
56956
89%
**45
98%
Accurate 2230
<<locked>>
86%
57537
90%
**45
99%
Accurate 2460
<<locked>>
86%
57159
89%
**38
100%
Accurate 2495
<<locked>>
91%
57043
89%
**68
100%
Accurate 2520
<<locked>>
90%
56840
89%
**81
100%
[Accurate 2700]*
<<locked>>
97%
55593
87%
**50
94%
Accurate 4064
<<locked>>
97%
56869
89%
**84
100%
Accurate 4350
<<locked>>
97%
42830
67%
**77
95%
Alliant AR-Comp
<<locked>>
90%
57072
89%
**55
100%
Alliant Reloder- TS 15.5
<<locked>>
97%
55535
87%
**78
99%
Alliant Reloder-10x
<<locked>>
85%
56855
89%
**15
100%
Alliant Reloder-15
<<locked>>
95%
57145
89%
**17
99%
Alliant Reloder-16
<<locked>>
97%
43004
67%
**91
95%
Alliant Reloder-17
<<locked>>
97%
49168
77%
**68
98%
Baschieri & Pellagri 106
<<locked>>
84%
57276
89%
**43
100%
Baschieri & Pellagri 107
<<locked>>
92%
57319
89%
**10
98%
Hodgdon BL-C2 👍
<<locked>>
90%
57232
89%
**10
100%
Hodgdon Benchmark
<<locked>>
89%
57464
90%
**25
100%
Hodgdon CFE223
<<locked>>
96%
57595
90%
**46
98%
Hodgdon H322
<<locked>>
88%
56971
89%
**64
100%
Hodgdon H335
<<locked>>
83%
56811
89%
**58
100%
Hodgdon H380
<<locked>>
96%
56927
89%
**91
98%
[Hodgdon H414]*
<<locked>>
97%
51547
80%
**35
94%
Hodgdon Hybrid 100V
<<locked>>
97%
38914
61%
**53
95%
Hodgdon LVR
<<locked>>
97%
47340
74%
**53
95%
Hodgdon VARGET
<<locked>>
97%
55506
87%
**48
98%
Hodgdon TrailBoss
<<locked>>
96%
32996
51%
**82
100%
IMR 3031
<<locked>>
95%
56913
89%
**04
100%
IMR 4064
<<locked>>
97%
54926
86%
**25
98%
IMR 4166 Enduron
<<locked>>
97%
54476
85%
**82
95%
IMR 4198
<<locked>>
86%
57421
90%
**79
100%
[IMR 4451 Enduron]*
<<locked>>
97%
52083
81%
**63
94%
[IMR 4831]*
<<locked>>
97%
36318
57%
**04
92%
IMR 4895 👍
<<locked>>
95%
57566
90%
**40
99%
IMR 8208 XBR
<<locked>>
90%
57305
89%
**61
100%
Lovex D073.4
<<locked>>
85%
57087
89%
**28
100%
Lovex D073.5
<<locked>>
86%
57624
90%
**55
100%
Lovex D073.6
<<locked>>
92%
56840
89%
**81
100%
Lovex S060
<<locked>>
92%
56942
89%
**15
99%
Lovex S062
<<locked>>
96%
57363
89%
**74
100%
Lovex S065
<<locked>>
97%
47776
75%
**84
95%
[Lovex S070]*
<<locked>>
97%
45295
71%
**54
92%
Norma 201
<<locked>>
93%
57667
90%
**68
100%
Norma 202
<<locked>>
92%
57188
89%
**68
100%
Norma 203B
<<locked>>
95%
57101
89%
**10
99%
Norma URP
<<locked>>
97%
42612
66%
**71
95%
Ramshot Big Game
<<locked>>
95%
57232
89%
**30
99%
[Ramshot Hunter]*
<<locked>>
97%
42583
66%
**51
92%
Ramshot TAC
<<locked>>
90%
56956
89%
**58
97%
Ramshot Wild Boar 👍
<<locked>>
90%
57363
89%
**97
99%
Ramshot X-Terminator
<<locked>>
87%
57392
90%
**45
99%
ReloadSwiss RS 14
<<locked>>
96%
33025
52%
**21
100%
ReloadSwiss RS 40
<<locked>>
87%
57450
90%
**58
100%
ReloadSwiss RS 50
<<locked>>
96%
56724
88%
**55
96%
ReloadSwiss RS 52 👍
<<locked>>
96%
57276
89%
**53
100%
ReloadSwiss RS 60
<<locked>>
97%
47819
75%
**51
99%
[ReloadSwiss RS 62]*
<<locked>>
97%
42612
66%
**91
94%
[ReloadSwiss RS 70]*
<<locked>>
97%
44063
69%
**10
93%
Rottweil R 901
<<locked>>
90%
56869
89%
**32
100%
Rottweil R 902
<<locked>>
94%
56826
89%
**45
100%
Rottweil R 903
<<locked>>
97%
51779
81%
**15
99%
[Rottweil R 907]*
<<locked>>
97%
50502
79%
**27
93%
SNPE Vectan SP 11
<<locked>>
97%
54476
85%
**94
99%
SNPE Vectan SP 7
<<locked>>
91%
57450
90%
**68
98%
SNPE Vectan SP 9
<<locked>>
93%
57203
89%
**87
99%
SNPE Vectan Tubal 3000
<<locked>>
91%
57058
89%
**79
100%
SNPE Vectan Tubal 5000
<<locked>>
97%
55927
87%
**56
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
97%
48356
75%
**45
93%
Shooters World Long Rifle
<<locked>>
97%
47776
75%
**84
95%
Shooters World Match Rifle
<<locked>>
92%
56840
89%
**81
100%
Shooters World Precision
<<locked>>
96%
57363
89%
**74
100%
Shooters World Tactical Rifle
<<locked>>
85%
57580
90%
**28
100%
Somchem S321
<<locked>>
87%
57421
90%
**81
100%
Somchem S335
<<locked>>
92%
57014
89%
**86
100%
Somchem S341
<<locked>>
91%
57551
90%
**74
99%
Somchem S355
<<locked>>
97%
52736
82%
**15
99%
Somchem S365
<<locked>>
97%
38522
60%
**22
97%
Vihtavuori N120
<<locked>>
83%
57276
89%
**97
100%
Vihtavuori N130
<<locked>>
88%
57276
89%
**59
100%
Vihtavuori N133
<<locked>>
94%
56956
89%
**69
100%
Vihtavuori N135
<<locked>>
97%
50082
78%
**23
100%
Vihtavuori N140
<<locked>>
95%
57667
90%
**41
100%
Vihtavuori N150
<<locked>>
97%
44773
70%
**35
99%
Vihtavuori N160
<<locked>>
97%
48095
75%
**43
96%
Vihtavuori N530
<<locked>>
88%
57464
90%
**81
100%
Vihtavuori N540
<<locked>>
94%
56942
89%
**61
100%
Vihtavuori N550
<<locked>>
97%
47703
74%
**79
96%
Winchester 6.5 StaBALL
<<locked>>
97%
46818
73%
**74
98%
Winchester 748
<<locked>>
88%
57435
90%
**14
100%
[Winchester 760]*
<<locked>>
97%
51547
80%
**35
94%
Winchester StaBALL Match
<<locked>>
86%
57595
90%
**07
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
40437
63%
**63
96%
[ADI AR 2208]*
<<locked>>
81%
34534
54%
**92
92%
ADI AR 2219
<<locked>>
81%
53229
83%
**02
100%
Accurate 2015
<<locked>>
81%
46006
72%
**12
100%
Accurate 2200
<<locked>>
81%
42743
67%
**76
95%
Accurate 2230
<<locked>>
81%
48602
76%
**94
98%
Accurate 2460
<<locked>>
81%
48428
76%
**00
99%
Accurate 2495
<<locked>>
81%
40524
63%
**79
100%
Accurate 2520
<<locked>>
81%
41495
65%
**99
99%
[Accurate 2700]*
<<locked>>
89%
43758
68%
**33
90%
Accurate 4064
<<locked>>
81%
34069
53%
**28
98%
[Accurate 4350]*
<<locked>>
88%
31792
50%
**05
90%
Alliant AR-Comp
<<locked>>
81%
41756
65%
**02
100%
[Alliant Reloder- TS 15.5]*
<<locked>>
81%
33315
52%
**02
94%
Alliant Reloder-10x
<<locked>>
81%
49690
78%
**91
100%
[Alliant Reloder-15]*
<<locked>>
81%
36129
56%
**67
93%
[Alliant Reloder-16]*
<<locked>>
89%
33475
52%
**31
90%
[Alliant Reloder-17]*
<<locked>>
81%
29588
46%
**36
90%
Baschieri & Pellagri 106
<<locked>>
81%
51648
81%
**61
100%
[Baschieri & Pellagri 107]*
<<locked>>
81%
39305
61%
**53
94%
Hodgdon BL-C2
<<locked>>
81%
41626
65%
**25
97%
Hodgdon Benchmark
<<locked>>
81%
44744
70%
**95
99%
[Hodgdon CFE223]*
<<locked>>
81%
34519
54%
**51
91%
Hodgdon H322
<<locked>>
81%
45107
70%
**61
100%
Hodgdon H335
<<locked>>
81%
52837
82%
**96
100%
[Hodgdon H380]*
<<locked>>
81%
34301
54%
**08
91%
[Hodgdon H414]*
<<locked>>
90%
41133
64%
**22
90%
[Hodgdon Hybrid 100V]*
<<locked>>
87%
28747
45%
**57
90%
[Hodgdon LVR]*
<<locked>>
88%
35056
55%
**64
90%
[Hodgdon VARGET]*
<<locked>>
81%
34127
53%
**82
92%
Hodgdon TrailBoss
<<locked>>
81%
26223
41%
**21
100%
IMR 3031
<<locked>>
81%
36085
56%
**07
99%
[IMR 4064]*
<<locked>>
81%
33620
52%
**62
92%
[IMR 4166 Enduron]*
<<locked>>
87%
40698
63%
**94
90%
IMR 4198
<<locked>>
81%
50096
78%
**61
100%
[IMR 4451 Enduron]*
<<locked>>
89%
40683
63%
**23
90%
[IMR 4831]*
<<locked>>
93%
32169
50%
**92
90%
IMR 4895
<<locked>>
81%
37028
58%
**13
95%
IMR 8208 XBR
<<locked>>
81%
42656
67%
**86
98%
Lovex D073.4
<<locked>>
81%
50314
78%
**20
99%
Lovex D073.5
<<locked>>
81%
47848
75%
**81
99%
Lovex D073.6
<<locked>>
81%
39030
61%
**43
98%
Lovex S060
<<locked>>
81%
41249
64%
**17
96%
Lovex S062
<<locked>>
81%
35940
56%
**44
96%
[Lovex S065]*
<<locked>>
88%
36042
56%
**25
90%
[Lovex S070]*
<<locked>>
92%
39595
62%
**27
90%
Norma 201
<<locked>>
81%
39523
62%
**17
97%
Norma 202
<<locked>>
81%
39740
62%
**40
99%
[Norma 203B]*
<<locked>>
81%
35665
56%
**61
94%
[Norma URP]*
<<locked>>
89%
32793
51%
**18
90%
[Ramshot Big Game]*
<<locked>>
81%
35186
55%
**64
93%
[Ramshot Hunter]*
<<locked>>
94%
38493
60%
**59
90%
[Ramshot TAC]*
<<locked>>
81%
42525
66%
**69
93%
Ramshot Wild Boar
<<locked>>
81%
41916
65%
**02
96%
Ramshot X-Terminator
<<locked>>
81%
46195
72%
**38
97%
ReloadSwiss RS 14
<<locked>>
81%
26353
41%
**60
100%
ReloadSwiss RS 40
<<locked>>
81%
48124
75%
**00
99%
[ReloadSwiss RS 50]*
<<locked>>
84%
38087
59%
**74
90%
ReloadSwiss RS 52
<<locked>>
81%
34011
53%
**67
96%
[ReloadSwiss RS 60]*
<<locked>>
82%
29385
46%
**33
91%
[ReloadSwiss RS 62]*
<<locked>>
90%
33924
53%
**67
90%
[ReloadSwiss RS 70]*
<<locked>>
92%
38029
59%
**59
91%
Rottweil R 901
<<locked>>
81%
43613
68%
**95
99%
Rottweil R 902
<<locked>>
81%
37913
59%
**64
96%
[Rottweil R 903]*
<<locked>>
81%
30908
48%
**30
93%
[Rottweil R 907]*
<<locked>>
92%
42670
67%
**66
90%
[SNPE Vectan SP 11]*
<<locked>>
81%
32213
50%
**89
92%
[SNPE Vectan SP 7]*
<<locked>>
81%
40582
63%
**40
93%
SNPE Vectan SP 9
<<locked>>
81%
38856
61%
**23
95%
SNPE Vectan Tubal 3000
<<locked>>
81%
41365
65%
**94
99%
SNPE Vectan Tubal 5000
<<locked>>
81%
33910
53%
**33
99%
[SNPE Vectan Tubal 7000]*
<<locked>>
91%
39798
62%
**74
90%
[Shooters World Long Rifle]*
<<locked>>
88%
36042
56%
**25
90%
Shooters World Match Rifle
<<locked>>
81%
39030
61%
**43
98%
Shooters World Precision
<<locked>>
81%
35940
56%
**44
96%
Shooters World Tactical Rifle
<<locked>>
81%
51126
80%
**20
99%
Somchem S321
<<locked>>
81%
45876
72%
**74
99%
Somchem S335
<<locked>>
81%
40582
63%
**94
100%
Somchem S341
<<locked>>
81%
40132
63%
**40
95%
[Somchem S355]*
<<locked>>
81%
31836
50%
**46
93%
[Somchem S365]*
<<locked>>
85%
26411
41%
**41
90%
Vihtavuori N120
<<locked>>
81%
53911
84%
**41
100%
Vihtavuori N130
<<locked>>
81%
45745
71%
**69
100%
Vihtavuori N133
<<locked>>
81%
38812
61%
**51
100%
Vihtavuori N135
<<locked>>
81%
31009
48%
**17
99%
Vihtavuori N140
<<locked>>
81%
36956
58%
**51
99%
[Vihtavuori N150]*
<<locked>>
81%
27021
42%
**85
92%
[Vihtavuori N160]*
<<locked>>
86%
32764
51%
**76
90%
Vihtavuori N530
<<locked>>
81%
44918
70%
**54
98%
Vihtavuori N540
<<locked>>
81%
36825
57%
**67
98%
[Vihtavuori N550]*
<<locked>>
86%
32982
51%
**25
90%
[Winchester 6.5 StaBALL]*
<<locked>>
82%
28529
45%
**08
90%
Winchester 748
<<locked>>
81%
44947
70%
**91
99%
[Winchester 760]*
<<locked>>
90%
41133
64%
**22
90%
Winchester StaBALL Match
<<locked>>
81%
48153
75%
**36
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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