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Load data for .300 Rem. SA Ultra Mag + .308 | 150gr Hornady CX

Recommended Powder(s): Alliant Reloder-15, Baschieri & Pellagri 107, IMR 4895, Ramshot Big Game, ReloadSwiss RS 52

.300 Rem. SA Ultra Mag + .308 | 150gr Hornady CX

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 150gr Hornady CX
Manufacturer SKU:
303704
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.330" | 33.8mm
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:
0.550" | 14.0mm
Shank Seated Depth:
0.410" | 10.4mm
Case Capacity:
74.0 Grains of Water | 4.80 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
64107 psi | 4420 bar
LID:
LID_B1371_C373
Last updated:
2025-01-01
Recommended Twist Rate:
1:11 - 1:9

Load data for 194 loads in caliber .300 Rem. SA Ultra Mag with .308 | 150gr Hornady CX bullet and 97 powders such as Alliant Reloder-15, Baschieri & Pellagri 107, IMR 4895, Ramshot Big Game, 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>>
91%
57145
89%
**09
100%
ADI AR 2208
<<locked>>
97%
57537
90%
**86
99%
Accurate 2015
<<locked>>
87%
56811
89%
**97
100%
Accurate 2200
<<locked>>
89%
57290
89%
**69
99%
Accurate 2230
<<locked>>
85%
56913
89%
**46
100%
Accurate 2460
<<locked>>
85%
56826
89%
**46
100%
Accurate 2495
<<locked>>
90%
57246
89%
**72
100%
Accurate 2520
<<locked>>
89%
57246
89%
**86
100%
Accurate 2700
<<locked>>
97%
56623
88%
**94
95%
Accurate 4064
<<locked>>
96%
57580
90%
**92
100%
Accurate 4350
<<locked>>
97%
44338
69%
**48
97%
Alliant AR-Comp
<<locked>>
89%
56797
89%
**40
100%
Alliant Reloder- TS 15.5
<<locked>>
97%
56811
89%
**09
100%
Alliant Reloder-10x
<<locked>>
85%
57551
90%
**13
100%
Alliant Reloder-15 👍
<<locked>>
94%
56927
89%
**22
99%
Alliant Reloder-16
<<locked>>
97%
44121
69%
**54
97%
Alliant Reloder-17
<<locked>>
97%
50343
79%
**05
99%
[Alliant Reloder-23]*
<<locked>>
97%
31082
48%
**59
93%
Baschieri & Pellagri 106
<<locked>>
83%
57450
90%
**58
100%
Baschieri & Pellagri 107 👍
<<locked>>
91%
57363
89%
**22
99%
Hodgdon BL-C2
<<locked>>
89%
57029
89%
**15
100%
Hodgdon Benchmark
<<locked>>
88%
57464
90%
**30
100%
Hodgdon CFE223
<<locked>>
95%
57203
89%
**54
99%
Hodgdon H322
<<locked>>
88%
57450
90%
**63
100%
Hodgdon H380
<<locked>>
96%
57464
90%
**15
99%
Hodgdon H414
<<locked>>
97%
52301
82%
**89
96%
[Hodgdon H4350]*
<<locked>>
97%
42511
66%
**30
92%
Hodgdon Hybrid 100V
<<locked>>
97%
40408
63%
**40
97%
Hodgdon LVR
<<locked>>
97%
48559
76%
**07
97%
[Hodgdon Superperformance]*
<<locked>>
97%
48907
76%
**23
94%
Hodgdon VARGET
<<locked>>
97%
57261
89%
**86
99%
Hodgdon TrailBoss
<<locked>>
96%
33257
52%
**68
100%
IMR 3031
<<locked>>
94%
57595
90%
**05
100%
IMR 4064
<<locked>>
97%
56565
88%
**66
99%
IMR 4166 Enduron
<<locked>>
97%
56072
87%
**23
96%
IMR 4198
<<locked>>
85%
57203
89%
**67
100%
[IMR 4350]*
<<locked>>
97%
45411
71%
**89
93%
IMR 4451 Enduron
<<locked>>
97%
53664
84%
**13
96%
IMR 4831
<<locked>>
97%
37753
59%
**94
95%
IMR 4895 👍
<<locked>>
94%
57624
90%
**45
100%
IMR 8208 XBR
<<locked>>
89%
57174
89%
**76
100%
Lovex D073.4
<<locked>>
84%
57290
89%
**43
100%
Lovex D073.5
<<locked>>
85%
57566
90%
**56
100%
Lovex D073.6
<<locked>>
91%
56927
89%
**86
100%
Lovex S060
<<locked>>
91%
57334
89%
**36
100%
Lovex S062
<<locked>>
95%
56971
89%
**79
100%
Lovex S065
<<locked>>
97%
49052
77%
**48
96%
[Lovex S070]*
<<locked>>
97%
46891
73%
**22
94%
Norma 201
<<locked>>
92%
57058
89%
**66
100%
Norma 202
<<locked>>
92%
57493
90%
**69
100%
Norma 203B
<<locked>>
95%
57043
89%
**22
100%
Norma URP
<<locked>>
97%
44193
69%
**41
97%
Ramshot Big Game 👍
<<locked>>
94%
56956
89%
**41
100%
[Ramshot Hunter]*
<<locked>>
97%
43642
68%
**25
94%
Ramshot TAC
<<locked>>
89%
57609
90%
**76
98%
Ramshot Wild Boar
<<locked>>
90%
57653
90%
**15
100%
Ramshot X-Terminator
<<locked>>
87%
57290
89%
**56
100%
ReloadSwiss RS 14
<<locked>>
96%
33504
52%
**08
100%
ReloadSwiss RS 40
<<locked>>
86%
57145
89%
**63
100%
ReloadSwiss RS 50
<<locked>>
96%
57667
90%
**86
97%
ReloadSwiss RS 52 👍
<<locked>>
95%
57464
90%
**61
100%
ReloadSwiss RS 60
<<locked>>
97%
48950
76%
**95
100%
ReloadSwiss RS 62
<<locked>>
97%
44005
69%
**61
96%
ReloadSwiss RS 70
<<locked>>
97%
44802
70%
**74
95%
Rottweil R 901
<<locked>>
89%
57305
89%
**46
100%
Rottweil R 902
<<locked>>
94%
57464
90%
**66
100%
Rottweil R 903
<<locked>>
97%
53925
84%
**66
100%
[Rottweil R 907]*
<<locked>>
96%
51111
80%
**71
94%
SNPE Vectan SP 11
<<locked>>
97%
55651
87%
**22
99%
SNPE Vectan SP 7
<<locked>>
90%
57450
90%
**76
98%
SNPE Vectan SP 9
<<locked>>
92%
57653
90%
**05
100%
SNPE Vectan Tubal 3000
<<locked>>
90%
56913
89%
**77
100%
SNPE Vectan Tubal 5000
<<locked>>
97%
56927
89%
**81
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
49197
77%
**99
95%
Shooters World Long Rifle
<<locked>>
97%
49052
77%
**48
96%
Shooters World Match Rifle
<<locked>>
91%
56927
89%
**86
100%
Shooters World Precision
<<locked>>
95%
56971
89%
**79
100%
Shooters World Tactical Rifle
<<locked>>
84%
56637
88%
**23
100%
Somchem S321
<<locked>>
87%
57334
89%
**92
100%
Somchem S335
<<locked>>
91%
57319
89%
**97
100%
Somchem S341
<<locked>>
90%
56724
88%
**76
100%
Somchem S355
<<locked>>
97%
53998
84%
**59
100%
Somchem S365
<<locked>>
97%
39479
62%
**89
99%
Vihtavuori N130
<<locked>>
88%
57392
90%
**64
100%
Vihtavuori N133
<<locked>>
93%
56652
88%
**71
100%
Vihtavuori N135
<<locked>>
97%
51764
81%
**61
100%
Vihtavuori N140
<<locked>>
94%
57435
90%
**43
100%
Vihtavuori N150
<<locked>>
96%
45759
71%
**85
99%
Vihtavuori N160
<<locked>>
97%
49095
77%
**90
98%
Vihtavuori N530
<<locked>>
88%
57334
89%
**82
100%
Vihtavuori N540
<<locked>>
94%
57290
89%
**72
100%
Vihtavuori N550
<<locked>>
97%
49269
77%
**33
98%
[Vihtavuori N555]*
<<locked>>
97%
32924
51%
**35
93%
Winchester 6.5 StaBALL
<<locked>>
97%
47065
73%
**28
99%
Winchester 748
<<locked>>
87%
57638
90%
**25
100%
Winchester 760
<<locked>>
97%
52301
82%
**89
96%
Winchester StaBALL Match
<<locked>>
85%
57334
89%
**12
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
41785
65%
**33
97%
ADI AR 2208
<<locked>>
81%
35534
55%
**69
95%
Accurate 2015
<<locked>>
81%
47166
74%
**46
100%
Accurate 2200
<<locked>>
81%
43816
68%
**26
96%
Accurate 2230
<<locked>>
81%
49748
78%
**31
99%
Accurate 2460
<<locked>>
81%
49850
78%
**44
100%
Accurate 2495
<<locked>>
81%
42279
66%
**40
100%
Accurate 2520
<<locked>>
81%
42757
67%
**56
100%
[Accurate 2700]*
<<locked>>
85%
39291
61%
**85
90%
Accurate 4064
<<locked>>
81%
35578
56%
**08
99%
[Accurate 4350]*
<<locked>>
84%
28587
45%
**74
90%
Alliant AR-Comp
<<locked>>
81%
43308
68%
**49
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
34896
54%
**92
96%
Alliant Reloder-10x
<<locked>>
81%
51184
80%
**25
100%
Alliant Reloder-15
<<locked>>
81%
37565
59%
**57
96%
[Alliant Reloder-16]*
<<locked>>
84%
30197
47%
**97
90%
[Alliant Reloder-17]*
<<locked>>
81%
30110
47%
**26
93%
[Alliant Reloder-23]*
<<locked>>
92%
26992
42%
**25
90%
Baschieri & Pellagri 106
<<locked>>
81%
53142
83%
**95
100%
Baschieri & Pellagri 107
<<locked>>
81%
40625
63%
**23
96%
Hodgdon BL-C2
<<locked>>
81%
42859
67%
**79
99%
Hodgdon Benchmark
<<locked>>
81%
45919
72%
**43
99%
[Hodgdon CFE223]*
<<locked>>
81%
35955
56%
**48
94%
Hodgdon H322
<<locked>>
81%
46746
73%
**02
100%
[Hodgdon H380]*
<<locked>>
81%
35230
55%
**82
93%
[Hodgdon H414]*
<<locked>>
86%
36318
57%
**57
90%
[Hodgdon H4350]*
<<locked>>
93%
38696
60%
**44
90%
[Hodgdon Hybrid 100V]*
<<locked>>
82%
25730
40%
**39
90%
[Hodgdon LVR]*
<<locked>>
83%
31328
49%
**16
90%
[Hodgdon Superperformance]*
<<locked>>
91%
39349
61%
**30
90%
[Hodgdon VARGET]*
<<locked>>
81%
35317
55%
**66
94%
Hodgdon TrailBoss
<<locked>>
84%
27659
43%
**47
100%
IMR 3031
<<locked>>
81%
37608
59%
**74
100%
[IMR 4064]*
<<locked>>
81%
34563
54%
**43
94%
[IMR 4166 Enduron]*
<<locked>>
82%
36085
56%
**36
90%
IMR 4198
<<locked>>
81%
51735
81%
**89
100%
[IMR 4350]*
<<locked>>
92%
38595
60%
**41
90%
[IMR 4451 Enduron]*
<<locked>>
85%
36927
58%
**79
90%
[IMR 4831]*
<<locked>>
88%
28703
45%
**57
90%
IMR 4895
<<locked>>
81%
38363
60%
**84
96%
IMR 8208 XBR
<<locked>>
81%
43859
68%
**46
99%
Lovex D073.4
<<locked>>
81%
51692
81%
**58
100%
Lovex D073.5
<<locked>>
81%
49371
77%
**38
100%
Lovex D073.6
<<locked>>
81%
40321
63%
**07
99%
Lovex S060
<<locked>>
81%
42119
66%
**67
97%
Lovex S062
<<locked>>
81%
36869
58%
**08
97%
[Lovex S065]*
<<locked>>
83%
31879
50%
**74
90%
[Lovex S070]*
<<locked>>
88%
35346
55%
**75
90%
Norma 201
<<locked>>
81%
41089
64%
**84
98%
Norma 202
<<locked>>
81%
41191
64%
**00
100%
Norma 203B
<<locked>>
81%
36941
58%
**44
96%
[Norma URP]*
<<locked>>
84%
29501
46%
**84
90%
Ramshot Big Game
<<locked>>
81%
36260
57%
**48
95%
[Ramshot Hunter]*
<<locked>>
90%
34911
54%
**25
90%
Ramshot TAC
<<locked>>
81%
43874
68%
**36
95%
Ramshot Wild Boar
<<locked>>
81%
43178
67%
**69
98%
Ramshot X-Terminator
<<locked>>
81%
47384
74%
**95
98%
ReloadSwiss RS 14
<<locked>>
81%
26571
41%
**57
100%
ReloadSwiss RS 40
<<locked>>
81%
49269
77%
**35
100%
[ReloadSwiss RS 50]*
<<locked>>
81%
35824
56%
**72
91%
ReloadSwiss RS 52
<<locked>>
81%
35244
55%
**48
97%
[ReloadSwiss RS 60]*
<<locked>>
81%
29385
46%
**10
93%
[ReloadSwiss RS 62]*
<<locked>>
85%
30037
47%
**20
90%
[ReloadSwiss RS 70]*
<<locked>>
88%
33388
52%
**95
90%
Rottweil R 901
<<locked>>
81%
44860
70%
**40
100%
Rottweil R 902
<<locked>>
81%
39059
61%
**35
98%
Rottweil R 903
<<locked>>
81%
31952
50%
**26
95%
[Rottweil R 907]*
<<locked>>
87%
38479
60%
**21
90%
[SNPE Vectan SP 11]*
<<locked>>
81%
33286
52%
**75
94%
SNPE Vectan SP 7
<<locked>>
81%
41742
65%
**03
95%
SNPE Vectan SP 9
<<locked>>
81%
40364
63%
**97
97%
SNPE Vectan Tubal 3000
<<locked>>
81%
42525
66%
**51
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
35172
55%
**10
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
87%
35694
56%
**33
90%
[Shooters World Long Rifle]*
<<locked>>
83%
31879
50%
**74
90%
Shooters World Match Rifle
<<locked>>
81%
40321
63%
**07
99%
Shooters World Precision
<<locked>>
81%
36869
58%
**08
97%
Shooters World Tactical Rifle
<<locked>>
81%
52286
82%
**54
100%
Somchem S321
<<locked>>
81%
47166
74%
**22
99%
Somchem S335
<<locked>>
81%
42105
66%
**51
100%
Somchem S341
<<locked>>
81%
41350
64%
**03
97%
Somchem S355
<<locked>>
81%
33243
52%
**43
95%
[Somchem S365]*
<<locked>>
81%
24018
37%
**36
91%
Vihtavuori N130
<<locked>>
81%
46891
73%
**13
100%
Vihtavuori N133
<<locked>>
81%
39827
62%
**02
100%
Vihtavuori N135
<<locked>>
81%
32227
50%
**00
100%
Vihtavuori N140
<<locked>>
81%
38522
60%
**31
100%
Vihtavuori N150
<<locked>>
81%
28152
44%
**92
95%
[Vihtavuori N160]*
<<locked>>
82%
29530
46%
**44
90%
Vihtavuori N530
<<locked>>
81%
45890
72%
**99
99%
Vihtavuori N540
<<locked>>
81%
38058
59%
**38
99%
[Vihtavuori N550]*
<<locked>>
81%
29254
46%
**77
90%
[Vihtavuori N555]*
<<locked>>
91%
27833
43%
**87
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
28355
44%
**82
92%
Winchester 748
<<locked>>
81%
46354
72%
**41
100%
[Winchester 760]*
<<locked>>
86%
36318
57%
**57
90%
Winchester StaBALL Match
<<locked>>
81%
49168
77%
**87
99%

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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