top of page

Load data for .300 Rem. SA Ultra Mag + .308 | 150gr | Speer Boat Tail Soft Point

Recommended Powder(s):

.300 Rem. SA Ultra Mag + .308 | 150gr | Speer Boat Tail Soft Point

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 150gr | Speer Boat Tail Soft Point
Manufacturer SKU:
2022
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.100" | 27.9mm
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:
0.320" | 8.1mm
Shank Seated Depth:
0.163" | 4.1mm
Case Capacity:
74.0 Grains of Water | 4.80 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
64107 psi | 4420 bar
LID:
LID_B6147_C373
Last updated:
2025-08-05
Recommended Twist Rate:
1:15 - 1:12

Load data for 194 loads in caliber .300 Rem. SA Ultra Mag with .308 | 150gr | Speer Boat Tail Soft Point bullet and 97 powder(s). 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.

    .

    Loading_icon.gif

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>>
89%
57029
89%
**25
100%
ADI AR 2208
<<locked>>
95%
57609
90%
**25
100%
Accurate 2015
<<locked>>
85%
56826
89%
**13
100%
Accurate 2200
<<locked>>
87%
57276
89%
**99
99%
Accurate 2230
<<locked>>
83%
57392
90%
**82
100%
Accurate 2460
<<locked>>
83%
57566
90%
**86
100%
Accurate 2495
<<locked>>
88%
57130
89%
**86
100%
Accurate 2520
<<locked>>
87%
56884
89%
**09
100%
Accurate 2700
<<locked>>
95%
57450
90%
**53
96%
Accurate 4064
<<locked>>
93%
56855
89%
**12
100%
Accurate 4350
<<locked>>
97%
48109
75%
**43
98%
Alliant AR-Comp
<<locked>>
87%
57101
89%
**63
100%
Alliant Reloder- TS 15.5
<<locked>>
94%
56797
89%
**38
100%
Alliant Reloder-15
<<locked>>
92%
57363
89%
**58
100%
Alliant Reloder-16
<<locked>>
97%
46818
73%
**40
98%
Alliant Reloder-17 👍
<<locked>>
97%
55114
86%
**20
100%
Alliant Reloder-23
<<locked>>
97%
33794
53%
**61
95%
[Alliant Reloder-26]*
<<locked>>
97%
36840
57%
**89
94%
Baschieri & Pellagri 107
<<locked>>
89%
57566
90%
**51
99%
Hodgdon BL-C2
<<locked>>
87%
57276
89%
**48
100%
Hodgdon Benchmark
<<locked>>
86%
56869
89%
**56
100%
Hodgdon CFE223 👍
<<locked>>
93%
57305
89%
**91
99%
Hodgdon H322
<<locked>>
86%
57145
89%
**86
100%
Hodgdon H380
<<locked>>
93%
57159
89%
**38
99%
Hodgdon H414
<<locked>>
97%
56782
89%
**87
97%
[Hodgdon H4350]*
<<locked>>
97%
45919
72%
**25
94%
Hodgdon Hybrid 100V
<<locked>>
97%
43366
68%
**28
99%
Hodgdon LVR
<<locked>>
97%
52243
81%
**02
98%
Hodgdon Superperformance
<<locked>>
97%
52649
82%
**35
96%
Hodgdon VARGET
<<locked>>
95%
57014
89%
**09
99%
Hodgdon TrailBoss
<<locked>>
96%
33272
52%
**98
100%
IMR 3031
<<locked>>
92%
57450
90%
**31
100%
IMR 4064
<<locked>>
95%
57450
90%
**12
100%
IMR 4166 Enduron
<<locked>>
96%
57580
90%
**86
97%
IMR 4198
<<locked>>
83%
57624
90%
**97
100%
IMR 4350
<<locked>>
97%
48602
76%
**81
95%
IMR 4451 Enduron
<<locked>>
97%
57159
89%
**05
97%
IMR 4831
<<locked>>
97%
40959
64%
**89
96%
IMR 4895
<<locked>>
91%
57043
89%
**61
100%
IMR 8208 XBR
<<locked>>
87%
57058
89%
**95
100%
Lovex D073.5
<<locked>>
83%
57290
89%
**82
100%
Lovex D073.6
<<locked>>
89%
56884
89%
**09
100%
Lovex S060
<<locked>>
89%
57116
89%
**63
100%
Lovex S062
<<locked>>
93%
57508
90%
**15
100%
Lovex S065
<<locked>>
97%
52953
83%
**46
98%
Lovex S070
<<locked>>
97%
50198
78%
**13
96%
Norma 201
<<locked>>
90%
57276
89%
**02
100%
Norma 202
<<locked>>
89%
56985
89%
**92
100%
Norma 203B
<<locked>>
93%
57609
90%
**58
100%
[Norma 204]*
<<locked>>
97%
48269
75%
**07
93%
Norma URP
<<locked>>
97%
47892
75%
**40
98%
Ramshot Big Game 👍
<<locked>>
92%
57638
90%
**77
100%
Ramshot Hunter
<<locked>>
97%
46586
73%
**20
96%
Ramshot TAC
<<locked>>
87%
57159
89%
**05
98%
Ramshot Wild Boar
<<locked>>
88%
57624
90%
**48
100%
Ramshot X-Terminator
<<locked>>
85%
57522
90%
**86
100%
ReloadSwiss RS 14
<<locked>>
97%
34156
53%
**50
100%
ReloadSwiss RS 40
<<locked>>
84%
57261
89%
**89
100%
ReloadSwiss RS 50
<<locked>>
93%
57014
89%
**05
98%
ReloadSwiss RS 52 👍
<<locked>>
93%
56840
89%
**74
100%
ReloadSwiss RS 60 👍
<<locked>>
97%
53301
83%
**07
100%
ReloadSwiss RS 62
<<locked>>
97%
47877
75%
**63
98%
ReloadSwiss RS 70
<<locked>>
97%
47848
75%
**72
97%
Rottweil R 901
<<locked>>
87%
57000
89%
**66
100%
Rottweil R 902
<<locked>>
92%
57435
90%
**89
100%
Rottweil R 903
<<locked>>
96%
57188
89%
**38
100%
Rottweil R 907
<<locked>>
97%
55187
86%
**72
96%
SNPE Vectan SP 11
<<locked>>
95%
56811
89%
**71
100%
SNPE Vectan SP 7
<<locked>>
88%
57493
90%
**12
99%
SNPE Vectan SP 9
<<locked>>
90%
57087
89%
**25
100%
SNPE Vectan Tubal 3000
<<locked>>
89%
57421
90%
**17
100%
SNPE Vectan Tubal 5000
<<locked>>
95%
56840
89%
**04
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
52431
82%
**81
96%
Shooters World Long Rifle
<<locked>>
97%
52953
83%
**46
98%
Shooters World Match Rifle
<<locked>>
89%
56884
89%
**09
100%
Shooters World Precision
<<locked>>
93%
57508
90%
**15
100%
Somchem S321
<<locked>>
85%
57058
89%
**12
100%
Somchem S335
<<locked>>
89%
57464
90%
**23
100%
Somchem S341
<<locked>>
88%
56971
89%
**05
100%
Somchem S355
<<locked>>
96%
57682
90%
**38
100%
Somchem S365
<<locked>>
97%
42598
66%
**84
99%
[Somchem S385]*
<<locked>>
97%
40161
63%
**53
92%
Vihtavuori N130
<<locked>>
86%
57232
89%
**87
100%
Vihtavuori N133
<<locked>>
91%
56855
89%
**00
100%
Vihtavuori N135
<<locked>>
97%
55680
87%
**36
100%
Vihtavuori N140
<<locked>>
92%
57653
90%
**69
100%
Vihtavuori N150
<<locked>>
97%
49168
77%
**71
100%
Vihtavuori N160
<<locked>>
97%
52765
82%
**76
99%
Vihtavuori N530
<<locked>>
86%
57493
90%
**18
100%
Vihtavuori N540
<<locked>>
92%
56826
89%
**95
100%
Vihtavuori N550
<<locked>>
97%
53185
83%
**31
99%
Vihtavuori N555
<<locked>>
97%
36158
56%
**40
95%
Winchester 6.5 StaBALL
<<locked>>
97%
51169
80%
**23
100%
Winchester 748
<<locked>>
85%
57566
90%
**48
100%
Winchester 760
<<locked>>
97%
56782
89%
**87
97%
[Winchester StaBALL HD]*
<<locked>>
97%
29776
46%
**02
93%
Winchester StaBALL Match
<<locked>>
83%
57203
89%
**38
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
44498
69%
**08
98%
ADI AR 2208
<<locked>>
81%
37782
59%
**48
96%
Accurate 2015
<<locked>>
81%
50111
78%
**25
100%
Accurate 2200
<<locked>>
81%
46601
73%
**18
97%
Accurate 2230
<<locked>>
81%
53069
83%
**17
100%
Accurate 2460
<<locked>>
81%
53142
83%
**23
100%
Accurate 2495
<<locked>>
81%
45266
71%
**08
100%
Accurate 2520
<<locked>>
81%
46224
72%
**41
100%
[Accurate 2700]*
<<locked>>
82%
37173
58%
**69
90%
Accurate 4064
<<locked>>
81%
38116
59%
**80
100%
[Accurate 4350]*
<<locked>>
81%
27847
43%
**74
90%
Alliant AR-Comp
<<locked>>
81%
46470
72%
**15
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
36999
58%
**71
97%
Alliant Reloder-15
<<locked>>
81%
40059
62%
**40
97%
[Alliant Reloder-16]*
<<locked>>
81%
28964
45%
**84
90%
Alliant Reloder-17
<<locked>>
81%
32111
50%
**21
95%
[Alliant Reloder-23]*
<<locked>>
88%
26034
41%
**15
90%
[Alliant Reloder-26]*
<<locked>>
92%
31473
49%
**38
90%
Baschieri & Pellagri 107
<<locked>>
81%
43584
68%
**05
97%
Hodgdon BL-C2
<<locked>>
81%
46093
72%
**67
99%
Hodgdon Benchmark
<<locked>>
81%
48167
75%
**08
100%
Hodgdon CFE223
<<locked>>
81%
38261
60%
**26
95%
Hodgdon H322
<<locked>>
81%
49371
77%
**64
100%
Hodgdon H380
<<locked>>
81%
37811
59%
**71
95%
[Hodgdon H414]*
<<locked>>
82%
34766
54%
**44
90%
[Hodgdon H4350]*
<<locked>>
90%
36970
58%
**35
90%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
26498
41%
**88
92%
[Hodgdon LVR]*
<<locked>>
81%
31256
49%
**43
91%
[Hodgdon Superperformance]*
<<locked>>
88%
37782
59%
**23
90%
Hodgdon VARGET
<<locked>>
81%
37449
58%
**44
96%
Hodgdon TrailBoss
<<locked>>
81%
26803
42%
**54
100%
IMR 3031
<<locked>>
81%
40437
63%
**49
100%
IMR 4064
<<locked>>
81%
36941
58%
**21
96%
[IMR 4166 Enduron]*
<<locked>>
81%
36753
57%
**79
91%
IMR 4198
<<locked>>
81%
54099
84%
**48
100%
[IMR 4350]*
<<locked>>
87%
36230
57%
**18
90%
[IMR 4451 Enduron]*
<<locked>>
81%
35041
55%
**69
90%
[IMR 4831]*
<<locked>>
84%
27601
43%
**41
90%
IMR 4895
<<locked>>
81%
41104
64%
**72
98%
IMR 8208 XBR
<<locked>>
81%
46615
73%
**25
99%
Lovex D073.5
<<locked>>
81%
52866
82%
**13
100%
Lovex D073.6
<<locked>>
81%
43468
68%
**95
100%
Lovex S060
<<locked>>
81%
44701
70%
**53
98%
Lovex S062
<<locked>>
81%
39581
62%
**90
98%
[Lovex S065]*
<<locked>>
81%
32198
50%
**00
91%
[Lovex S070]*
<<locked>>
84%
34055
53%
**66
90%
Norma 201
<<locked>>
81%
43308
68%
**62
99%
Norma 202
<<locked>>
81%
43758
68%
**79
100%
Norma 203B
<<locked>>
81%
39450
62%
**30
97%
[Norma 204]*
<<locked>>
92%
41394
65%
**59
90%
[Norma URP]*
<<locked>>
81%
28674
45%
**84
91%
Ramshot Big Game
<<locked>>
81%
38885
61%
**36
97%
[Ramshot Hunter]*
<<locked>>
86%
33112
52%
**98
90%
Ramshot TAC
<<locked>>
81%
46441
72%
**22
96%
Ramshot Wild Boar
<<locked>>
81%
45745
71%
**44
99%
Ramshot X-Terminator
<<locked>>
81%
50270
78%
**71
99%
ReloadSwiss RS 14
<<locked>>
81%
27006
42%
**93
100%
ReloadSwiss RS 40
<<locked>>
81%
52243
82%
**13
100%
[ReloadSwiss RS 50]*
<<locked>>
81%
38348
60%
**54
93%
ReloadSwiss RS 52
<<locked>>
81%
37884
59%
**30
98%
ReloadSwiss RS 60
<<locked>>
81%
31270
49%
**98
95%
[ReloadSwiss RS 62]*
<<locked>>
82%
29022
45%
**20
90%
[ReloadSwiss RS 70]*
<<locked>>
85%
32082
50%
**89
90%
Rottweil R 901
<<locked>>
81%
47355
74%
**12
100%
Rottweil R 902
<<locked>>
81%
41481
65%
**10
99%
Rottweil R 903
<<locked>>
81%
34360
54%
**08
96%
[Rottweil R 907]*
<<locked>>
83%
36114
56%
**92
90%
SNPE Vectan SP 11
<<locked>>
81%
35505
55%
**57
96%
SNPE Vectan SP 7
<<locked>>
81%
44759
70%
**99
97%
SNPE Vectan SP 9
<<locked>>
81%
42714
67%
**69
98%
SNPE Vectan Tubal 3000
<<locked>>
81%
44991
70%
**23
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
37289
58%
**82
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
83%
33765
53%
**13
90%
[Shooters World Long Rifle]*
<<locked>>
81%
32198
50%
**00
91%
Shooters World Match Rifle
<<locked>>
81%
43468
68%
**95
100%
Shooters World Precision
<<locked>>
81%
39581
62%
**90
98%
Somchem S321
<<locked>>
81%
50546
79%
**07
100%
Somchem S335
<<locked>>
81%
44251
69%
**20
100%
Somchem S341
<<locked>>
81%
44483
69%
**95
98%
Somchem S355
<<locked>>
81%
35273
55%
**18
96%
[Somchem S365]*
<<locked>>
81%
25614
40%
**15
93%
[Somchem S385]*
<<locked>>
95%
36927
58%
**77
90%
Vihtavuori N130
<<locked>>
81%
49835
78%
**76
100%
Vihtavuori N133
<<locked>>
81%
42192
66%
**71
100%
Vihtavuori N135
<<locked>>
81%
34519
54%
**69
100%
Vihtavuori N140
<<locked>>
81%
40712
64%
**94
100%
Vihtavuori N150
<<locked>>
81%
30255
47%
**74
96%
[Vihtavuori N160]*
<<locked>>
81%
31082
48%
**20
92%
Vihtavuori N530
<<locked>>
81%
48820
76%
**77
100%
Vihtavuori N540
<<locked>>
81%
40422
63%
**10
100%
[Vihtavuori N550]*
<<locked>>
81%
31517
49%
**69
92%
[Vihtavuori N555]*
<<locked>>
87%
26774
42%
**77
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
30124
47%
**67
94%
Winchester 748
<<locked>>
81%
49821
78%
**30
100%
[Winchester 760]*
<<locked>>
82%
34766
54%
**44
90%
[Winchester StaBALL HD]*
<<locked>>
94%
27238
42%
**00
90%
Winchester StaBALL Match
<<locked>>
81%
52707
82%
**72
100%

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

bottom of page