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Load data for .300 Rem. SA Ultra Mag + .308 | 180gr | A-Square MONO RN

Recommended Powder(s):

.300 Rem. SA Ultra Mag + .308 | 180gr | A-Square MONO RN

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 180gr | A-Square MONO RN
Bullet Weight:
180gr | 11.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.030" | 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:
0.250" | 6.4mm
Shank Seated Depth:
0.250" | 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_B379_C373
Last updated:
2025-01-01

Load data for 188 loads in caliber .300 Rem. SA Ultra Mag with .308 | 180gr | A-Square MONO RN bullet and 94 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".

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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%
57029
89%
**89
100%
ADI AR 2208
<<locked>>
90%
57203
89%
**76
100%
ADI AR 2209
<<locked>>
97%
49545
77%
**40
96%
[ADI AR 2213]*
<<locked>>
97%
44048
69%
**57
92%
Accurate 2200
<<locked>>
83%
57508
90%
**72
100%
Accurate 2700
<<locked>>
90%
56666
88%
**23
98%
Accurate 3100
<<locked>>
97%
42467
66%
**95
97%
Accurate 4064
<<locked>>
88%
57464
90%
**56
100%
Accurate 4350
<<locked>>
96%
56884
89%
**48
100%
Alliant Reloder- TS 15.5
<<locked>>
89%
56927
89%
**92
100%
Alliant Reloder-15
<<locked>>
87%
56855
89%
**02
100%
Alliant Reloder-16 👍
<<locked>>
97%
55999
87%
**77
100%
Alliant Reloder-17
<<locked>>
93%
56579
88%
**97
100%
Alliant Reloder-19
<<locked>>
97%
48791
76%
**33
96%
[Alliant Reloder-22]*
<<locked>>
97%
42627
66%
**61
94%
Alliant Reloder-23
<<locked>>
97%
40205
63%
**18
100%
Alliant Reloder-25
<<locked>>
97%
35636
56%
**26
95%
Alliant Reloder-26
<<locked>>
97%
44701
70%
**76
99%
Baschieri & Pellagri 107
<<locked>>
85%
57595
90%
**12
100%
Hodgdon CFE223
<<locked>>
88%
57377
89%
**51
100%
Hodgdon H380
<<locked>>
89%
57043
89%
**99
100%
Hodgdon H414 👍
<<locked>>
92%
57493
90%
**67
99%
Hodgdon H4350
<<locked>>
97%
53722
84%
**49
98%
[Hodgdon H4831 SC]*
<<locked>>
97%
46340
72%
**51
93%
Hodgdon Hybrid 100V
<<locked>>
97%
52431
82%
**53
100%
Hodgdon LVR
<<locked>>
94%
57551
90%
**48
100%
Hodgdon Superperformance
<<locked>>
95%
57392
90%
**97
99%
Hodgdon VARGET
<<locked>>
90%
57667
90%
**85
100%
Hodgdon TrailBoss
<<locked>>
97%
34592
54%
**67
100%
IMR 3031
<<locked>>
87%
57043
89%
**59
100%
IMR 4064
<<locked>>
90%
56666
88%
**62
100%
IMR 4166 Enduron
<<locked>>
91%
57203
89%
**56
99%
IMR 4350
<<locked>>
97%
57014
89%
**02
99%
IMR 4451 Enduron
<<locked>>
92%
57014
89%
**79
99%
IMR 4831
<<locked>>
97%
49081
77%
**13
100%
IMR 4895
<<locked>>
87%
57624
90%
**22
100%
[IMR 4955 Enduron]*
<<locked>>
97%
46253
72%
**21
93%
[IMR 7828 SSC]*
<<locked>>
97%
45208
71%
**90
93%
IMR 8208 XBR
<<locked>>
83%
57551
90%
**59
100%
Lovex D073.6
<<locked>>
84%
57043
89%
**59
100%
Lovex S060
<<locked>>
85%
57203
89%
**30
100%
Lovex S062
<<locked>>
88%
57029
89%
**59
100%
Lovex S065
<<locked>>
94%
56826
89%
**79
100%
Lovex S070
<<locked>>
96%
56913
89%
**05
99%
Lovex S071
<<locked>>
97%
35520
55%
**51
95%
Norma 201
<<locked>>
85%
57653
90%
**56
100%
Norma 202
<<locked>>
85%
57421
90%
**46
100%
Norma 203B
<<locked>>
88%
57116
89%
**08
100%
Norma 204
<<locked>>
96%
56797
89%
**35
97%
Norma MRP
<<locked>>
97%
44730
70%
**33
97%
Norma URP
<<locked>>
97%
57116
89%
**48
100%
Ramshot Big Game
<<locked>>
87%
57116
89%
**22
100%
Ramshot Hunter
<<locked>>
97%
56159
88%
**58
99%
[Ramshot Magnum]*
<<locked>>
97%
41104
64%
**08
94%
Ramshot Wild Boar
<<locked>>
83%
57508
90%
**99
100%
ReloadSwiss RS 14
<<locked>>
96%
34954
55%
**03
100%
ReloadSwiss RS 50
<<locked>>
88%
56695
88%
**82
99%
ReloadSwiss RS 52
<<locked>>
88%
57609
90%
**31
100%
ReloadSwiss RS 60
<<locked>>
94%
57232
89%
**27
100%
ReloadSwiss RS 62 👍
<<locked>>
96%
57203
89%
**77
100%
ReloadSwiss RS 70 👍
<<locked>>
97%
57377
90%
**20
100%
Rottweil R 902
<<locked>>
87%
57319
89%
**49
100%
Rottweil R 903
<<locked>>
91%
56536
88%
**89
100%
Rottweil R 904
<<locked>>
97%
51169
80%
**17
95%
Rottweil R 905
<<locked>>
97%
47297
74%
**07
96%
Rottweil R 907
<<locked>>
93%
57101
89%
**82
98%
SNPE Vectan SP 11
<<locked>>
90%
57334
89%
**31
100%
SNPE Vectan SP 7
<<locked>>
84%
57392
90%
**76
100%
SNPE Vectan SP 9
<<locked>>
85%
56869
89%
**85
100%
SNPE Vectan Tubal 3000
<<locked>>
85%
57217
89%
**74
100%
SNPE Vectan Tubal 5000
<<locked>>
90%
57159
89%
**61
100%
SNPE Vectan Tubal 7000
<<locked>>
94%
57377
90%
**36
99%
Shooters World Long Rifle
<<locked>>
94%
56826
89%
**79
100%
Shooters World Match Rifle
<<locked>>
84%
57043
89%
**59
100%
Shooters World Precision
<<locked>>
88%
57029
89%
**59
100%
Somchem S335
<<locked>>
85%
57522
90%
**74
100%
Somchem S341
<<locked>>
84%
56898
89%
**62
100%
Somchem S355
<<locked>>
91%
57667
90%
**92
100%
Somchem S361
<<locked>>
97%
52750
82%
**13
95%
Somchem S365
<<locked>>
97%
52417
82%
**05
100%
Somchem S385
<<locked>>
97%
48066
75%
**94
97%
Vihtavuori N133
<<locked>>
87%
57566
90%
**54
100%
Vihtavuori N135
<<locked>>
92%
56913
89%
**00
100%
Vihtavuori N140
<<locked>>
87%
57305
89%
**13
100%
Vihtavuori N150
<<locked>>
96%
57029
89%
**49
100%
Vihtavuori N160
<<locked>>
94%
57653
90%
**18
100%
[Vihtavuori N165]*
<<locked>>
97%
40016
62%
**30
94%
Vihtavuori N540
<<locked>>
87%
57435
90%
**46
100%
Vihtavuori N550
<<locked>>
94%
57334
89%
**54
100%
Vihtavuori N555
<<locked>>
97%
44860
70%
**00
99%
[Vihtavuori N560]*
<<locked>>
97%
42830
67%
**74
92%
Winchester 6.5 StaBALL
<<locked>>
95%
57130
89%
**85
100%
Winchester 760 👍
<<locked>>
92%
57493
90%
**67
99%
Winchester StaBALL HD
<<locked>>
97%
36100
56%
**35
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
51372
80%
**00
100%
ADI AR 2208
<<locked>>
81%
43497
68%
**56
99%
[ADI AR 2209]*
<<locked>>
85%
34127
53%
**18
90%
[ADI AR 2213]*
<<locked>>
93%
38928
61%
**43
90%
Accurate 2200
<<locked>>
81%
53374
83%
**10
100%
Accurate 2700
<<locked>>
81%
42032
66%
**77
95%
[Accurate 3100]*
<<locked>>
82%
26063
41%
**08
90%
Accurate 4064
<<locked>>
81%
45571
71%
**89
100%
Accurate 4350
<<locked>>
81%
34055
53%
**31
96%
Alliant Reloder- TS 15.5
<<locked>>
81%
43816
68%
**82
100%
Alliant Reloder-15
<<locked>>
81%
46760
73%
**44
100%
Alliant Reloder-16
<<locked>>
81%
34026
53%
**48
97%
Alliant Reloder-17
<<locked>>
81%
38189
60%
**75
99%
[Alliant Reloder-19]*
<<locked>>
85%
33344
52%
**02
90%
[Alliant Reloder-22]*
<<locked>>
89%
33373
52%
**48
90%
[Alliant Reloder-23]*
<<locked>>
81%
24700
39%
**05
93%
[Alliant Reloder-25]*
<<locked>>
89%
27688
43%
**93
90%
[Alliant Reloder-26]*
<<locked>>
81%
25904
40%
**83
90%
Baschieri & Pellagri 107
<<locked>>
81%
51053
80%
**13
100%
Hodgdon CFE223
<<locked>>
81%
45745
71%
**64
99%
Hodgdon H380
<<locked>>
81%
44541
69%
**98
99%
Hodgdon H414
<<locked>>
81%
39479
62%
**52
95%
[Hodgdon H4350]*
<<locked>>
81%
32967
51%
**43
92%
[Hodgdon H4831 SC]*
<<locked>>
92%
39581
62%
**23
90%
Hodgdon Hybrid 100V
<<locked>>
81%
31328
49%
**52
97%
Hodgdon LVR
<<locked>>
81%
36941
58%
**90
97%
[Hodgdon Superperformance]*
<<locked>>
81%
35607
56%
**87
93%
Hodgdon VARGET
<<locked>>
81%
43134
67%
**49
99%
Hodgdon TrailBoss
<<locked>>
94%
33214
52%
**40
100%
IMR 3031
<<locked>>
81%
47848
75%
**28
100%
IMR 4064
<<locked>>
81%
42931
67%
**33
99%
IMR 4166 Enduron
<<locked>>
81%
42264
66%
**00
96%
[IMR 4350]*
<<locked>>
81%
34534
54%
**82
92%
IMR 4451 Enduron
<<locked>>
81%
40393
63%
**93
95%
IMR 4831
<<locked>>
81%
30052
47%
**23
95%
IMR 4895
<<locked>>
81%
48022
75%
**77
100%
[IMR 4955 Enduron]*
<<locked>>
91%
38522
60%
**67
90%
[IMR 7828 SSC]*
<<locked>>
92%
38566
60%
**49
90%
IMR 8208 XBR
<<locked>>
81%
53505
83%
**03
100%
Lovex D073.6
<<locked>>
81%
50981
80%
**74
100%
Lovex S060
<<locked>>
81%
50691
79%
**31
100%
Lovex S062
<<locked>>
81%
45905
72%
**89
100%
Lovex S065
<<locked>>
81%
37927
59%
**44
96%
[Lovex S070]*
<<locked>>
81%
36114
56%
**25
94%
[Lovex S071]*
<<locked>>
87%
26063
41%
**08
90%
Norma 201
<<locked>>
81%
50444
79%
**54
100%
Norma 202
<<locked>>
81%
50836
79%
**54
100%
Norma 203B
<<locked>>
81%
45977
72%
**28
100%
[Norma 204]*
<<locked>>
81%
33881
53%
**95
90%
[Norma MRP]*
<<locked>>
85%
30501
48%
**95
90%
Norma URP
<<locked>>
81%
34461
54%
**41
96%
Ramshot Big Game
<<locked>>
81%
46108
72%
**57
100%
[Ramshot Hunter]*
<<locked>>
81%
33228
52%
**18
94%
[Ramshot Magnum]*
<<locked>>
91%
32967
51%
**08
90%
Ramshot Wild Boar
<<locked>>
81%
53388
83%
**40
100%
ReloadSwiss RS 14
<<locked>>
91%
32271
50%
**50
100%
ReloadSwiss RS 50
<<locked>>
81%
44715
70%
**82
97%
ReloadSwiss RS 52
<<locked>>
81%
45556
71%
**51
100%
ReloadSwiss RS 60
<<locked>>
81%
37043
58%
**62
100%
ReloadSwiss RS 62
<<locked>>
81%
33663
53%
**48
96%
ReloadSwiss RS 70
<<locked>>
81%
33446
52%
**51
95%
Rottweil R 902
<<locked>>
81%
47935
75%
**02
100%
Rottweil R 903
<<locked>>
81%
41278
64%
**39
100%
[Rottweil R 904]*
<<locked>>
86%
36361
57%
**28
90%
[Rottweil R 905]*
<<locked>>
85%
32764
51%
**95
90%
[Rottweil R 907]*
<<locked>>
81%
38986
61%
**57
94%
SNPE Vectan SP 11
<<locked>>
81%
42148
66%
**85
99%
SNPE Vectan SP 7
<<locked>>
81%
52388
82%
**00
99%
SNPE Vectan SP 9
<<locked>>
81%
49690
78%
**71
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
51430
80%
**89
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
43149
67%
**64
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
37159
58%
**92
94%
Shooters World Long Rifle
<<locked>>
81%
37927
59%
**44
96%
Shooters World Match Rifle
<<locked>>
81%
50981
80%
**74
100%
Shooters World Precision
<<locked>>
81%
45905
72%
**89
100%
Somchem S335
<<locked>>
81%
51082
80%
**95
100%
Somchem S341
<<locked>>
81%
51909
81%
**94
100%
Somchem S355
<<locked>>
81%
41814
65%
**36
100%
[Somchem S361]*
<<locked>>
88%
39160
61%
**61
90%
Somchem S365
<<locked>>
81%
30676
48%
**88
98%
[Somchem S385]*
<<locked>>
82%
30124
47%
**10
90%
Vihtavuori N133
<<locked>>
81%
48602
76%
**36
100%
Vihtavuori N135
<<locked>>
81%
40814
64%
**64
100%
Vihtavuori N140
<<locked>>
81%
47703
74%
**79
100%
Vihtavuori N150
<<locked>>
81%
35607
56%
**88
99%
Vihtavuori N160
<<locked>>
81%
37188
58%
**67
97%
[Vihtavuori N165]*
<<locked>>
89%
31792
50%
**43
90%
Vihtavuori N540
<<locked>>
81%
47311
74%
**05
100%
Vihtavuori N550
<<locked>>
81%
37884
59%
**13
97%
[Vihtavuori N555]*
<<locked>>
81%
26614
42%
**80
94%
[Vihtavuori N560]*
<<locked>>
94%
39059
61%
**82
90%
Winchester 6.5 StaBALL
<<locked>>
81%
35143
55%
**15
99%
Winchester 760
<<locked>>
81%
39479
62%
**52
95%
[Winchester StaBALL HD]*
<<locked>>
82%
22423
35%
**65
90%

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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