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Load data for .300 Rem. SA Ultra Mag + .308 | 140gr | Hornady MonoFlex

Recommended Powder(s):

.300 Rem. SA Ultra Mag + .308 | 140gr | Hornady MonoFlex

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 140gr | Hornady MonoFlex
Manufacturer SKU:
30310
Bullet Weight:
140gr | 9.1g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.040" | 26.4mm
Caliber:
.300 Rem. SA Ultra Mag load data
Case Length (l3):
2.003" | 50.9mm
Cartridge Length (C.O.L.):
2.751" | 69.9mm
Seated Depth:
0.292" | 7.4mm
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_B2664_C373
Last updated:
2025-01-01
Recommended Twist Rate:
1:16 - 1:13

Load data for 192 loads in caliber .300 Rem. SA Ultra Mag with .308 | 140gr | Hornady MonoFlex bullet and 96 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>>
90%
57101
89%
**27
100%
ADI AR 2208
<<locked>>
96%
57595
90%
**20
99%
Accurate 2015
<<locked>>
87%
57043
89%
**22
100%
Accurate 2200
<<locked>>
89%
57493
90%
**91
99%
Accurate 2230
<<locked>>
85%
57551
90%
**77
100%
Accurate 2460
<<locked>>
85%
57595
90%
**81
100%
Accurate 2495
<<locked>>
89%
57058
89%
**94
100%
Accurate 2520
<<locked>>
88%
56811
89%
**10
100%
Accurate 2700
<<locked>>
96%
57319
89%
**35
95%
Accurate 4064
<<locked>>
95%
57348
89%
**14
100%
Accurate 4350
<<locked>>
97%
45237
71%
**79
97%
Alliant AR-Comp
<<locked>>
89%
56826
89%
**74
100%
Alliant Reloder- TS 15.5
<<locked>>
96%
57522
90%
**40
100%
Alliant Reloder-10x
<<locked>>
84%
57435
90%
**35
100%
Alliant Reloder-15 👍
<<locked>>
94%
57406
90%
**56
99%
Alliant Reloder-16
<<locked>>
97%
45368
71%
**02
97%
Alliant Reloder-17
<<locked>>
97%
52054
81%
**59
99%
[Alliant Reloder-23]*
<<locked>>
97%
31995
50%
**80
93%
Baschieri & Pellagri 107
<<locked>>
90%
57246
89%
**40
99%
Hodgdon BL-C2
<<locked>>
89%
56985
89%
**43
100%
Hodgdon Benchmark
<<locked>>
88%
57203
89%
**51
100%
Hodgdon CFE223
<<locked>>
94%
57493
90%
**89
99%
Hodgdon H322
<<locked>>
87%
57435
90%
**91
100%
Hodgdon H380
<<locked>>
95%
57000
89%
**30
98%
Hodgdon H414
<<locked>>
97%
53722
84%
**23
96%
[Hodgdon H4350]*
<<locked>>
97%
43816
68%
**64
92%
Hodgdon Hybrid 100V
<<locked>>
97%
41191
64%
**71
97%
Hodgdon LVR
<<locked>>
97%
49588
77%
**45
97%
[Hodgdon Superperformance]*
<<locked>>
97%
49850
78%
**71
94%
Hodgdon VARGET
<<locked>>
96%
57174
89%
**07
99%
Hodgdon TrailBoss
<<locked>>
96%
32982
51%
**57
100%
IMR 3031
<<locked>>
94%
57479
90%
**33
100%
IMR 4064
<<locked>>
97%
57508
90%
**10
99%
IMR 4166 Enduron
<<locked>>
97%
56710
88%
**58
96%
IMR 4198
<<locked>>
84%
57479
90%
**99
100%
[IMR 4350]*
<<locked>>
97%
46180
72%
**20
93%
IMR 4451 Enduron
<<locked>>
97%
54781
85%
**58
96%
IMR 4831
<<locked>>
97%
38580
60%
**25
95%
IMR 4895 👍
<<locked>>
93%
56927
89%
**59
100%
IMR 8208 XBR
<<locked>>
89%
57188
89%
**00
100%
Lovex D073.4
<<locked>>
83%
57290
89%
**64
100%
Lovex D073.5
<<locked>>
85%
57101
89%
**77
100%
Lovex D073.6
<<locked>>
90%
56811
89%
**10
100%
Lovex S060
<<locked>>
90%
57159
89%
**58
100%
Lovex S062
<<locked>>
94%
57087
89%
**07
100%
Lovex S065
<<locked>>
97%
50401
79%
**92
96%
[Lovex S070]*
<<locked>>
97%
47819
75%
**59
94%
Norma 201
<<locked>>
91%
57595
90%
**04
100%
Norma 202
<<locked>>
91%
57116
89%
**91
100%
Norma 203B 👍
<<locked>>
94%
57450
90%
**53
100%
Norma URP
<<locked>>
97%
45353
71%
**82
97%
Ramshot Big Game 👍
<<locked>>
94%
57116
89%
**63
99%
[Ramshot Hunter]*
<<locked>>
97%
44933
70%
**63
94%
Ramshot TAC
<<locked>>
89%
57667
90%
**10
98%
Ramshot Wild Boar
<<locked>>
89%
57609
90%
**43
100%
Ramshot X-Terminator
<<locked>>
86%
56913
89%
**68
99%
ReloadSwiss RS 14
<<locked>>
97%
33794
53%
**09
100%
ReloadSwiss RS 40
<<locked>>
85%
57667
90%
**91
100%
ReloadSwiss RS 50
<<locked>>
95%
56971
89%
**94
97%
ReloadSwiss RS 52 👍
<<locked>>
94%
57522
90%
**76
100%
ReloadSwiss RS 60
<<locked>>
97%
50575
79%
**46
100%
ReloadSwiss RS 62
<<locked>>
97%
45440
71%
**09
96%
ReloadSwiss RS 70
<<locked>>
97%
46166
72%
**18
96%
Rottweil R 901
<<locked>>
89%
57537
90%
**77
100%
Rottweil R 902
<<locked>>
93%
56956
89%
**84
100%
Rottweil R 903
<<locked>>
97%
55056
86%
**07
100%
Rottweil R 907
<<locked>>
97%
52605
82%
**18
95%
SNPE Vectan SP 11
<<locked>>
97%
57363
89%
**76
100%
SNPE Vectan SP 7
<<locked>>
90%
57609
90%
**07
98%
SNPE Vectan SP 9
<<locked>>
91%
57130
89%
**20
100%
SNPE Vectan Tubal 3000
<<locked>>
90%
57334
89%
**15
100%
SNPE Vectan Tubal 5000
<<locked>>
96%
57638
90%
**12
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
50894
79%
**40
95%
Shooters World Long Rifle
<<locked>>
97%
50401
79%
**92
96%
Shooters World Match Rifle
<<locked>>
90%
56811
89%
**10
100%
Shooters World Precision
<<locked>>
94%
57087
89%
**07
100%
Shooters World Tactical Rifle
<<locked>>
83%
57276
89%
**64
100%
Somchem S321
<<locked>>
86%
57058
89%
**10
100%
Somchem S335
<<locked>>
90%
56869
89%
**18
100%
Somchem S341
<<locked>>
90%
56898
89%
**00
99%
Somchem S355
<<locked>>
97%
55724
87%
**00
100%
Somchem S365
<<locked>>
97%
40437
63%
**23
99%
Vihtavuori N130
<<locked>>
87%
57116
89%
**82
100%
Vihtavuori N133
<<locked>>
93%
57203
89%
**02
100%
Vihtavuori N135
<<locked>>
97%
53461
83%
**09
100%
Vihtavuori N140
<<locked>>
93%
56782
89%
**58
100%
Vihtavuori N150
<<locked>>
96%
46891
73%
**27
99%
Vihtavuori N160
<<locked>>
97%
49806
78%
**15
97%
Vihtavuori N530
<<locked>>
87%
56652
88%
**97
100%
Vihtavuori N540
<<locked>>
93%
56753
89%
**84
100%
Vihtavuori N550
<<locked>>
97%
50415
79%
**74
98%
[Vihtavuori N555]*
<<locked>>
97%
34026
53%
**76
94%
Winchester 6.5 StaBALL
<<locked>>
97%
48660
76%
**66
99%
Winchester 748
<<locked>>
86%
57348
89%
**46
100%
Winchester 760
<<locked>>
97%
53722
84%
**23
96%
Winchester StaBALL Match
<<locked>>
84%
57580
90%
**36
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
42656
67%
**67
97%
[ADI AR 2208]*
<<locked>>
81%
36245
57%
**94
94%
Accurate 2015
<<locked>>
81%
48167
75%
**84
100%
Accurate 2200
<<locked>>
81%
44730
70%
**64
96%
Accurate 2230
<<locked>>
81%
50662
79%
**72
99%
Accurate 2460
<<locked>>
81%
50705
79%
**76
100%
Accurate 2495
<<locked>>
81%
43047
67%
**71
100%
Accurate 2520
<<locked>>
81%
43918
68%
**97
100%
[Accurate 2700]*
<<locked>>
85%
39726
62%
**03
90%
Accurate 4064
<<locked>>
81%
36230
57%
**36
99%
[Accurate 4350]*
<<locked>>
84%
29109
45%
**89
90%
Alliant AR-Comp
<<locked>>
81%
44251
69%
**81
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
35317
55%
**13
96%
Alliant Reloder-10x
<<locked>>
81%
52083
81%
**63
100%
Alliant Reloder-15
<<locked>>
81%
38261
60%
**82
95%
[Alliant Reloder-16]*
<<locked>>
85%
30850
48%
**18
90%
[Alliant Reloder-17]*
<<locked>>
81%
30603
48%
**44
93%
[Alliant Reloder-23]*
<<locked>>
92%
27543
43%
**36
90%
Baschieri & Pellagri 107
<<locked>>
81%
41510
65%
**54
96%
Hodgdon BL-C2
<<locked>>
81%
43816
68%
**17
99%
Hodgdon Benchmark
<<locked>>
81%
46427
72%
**67
99%
[Hodgdon CFE223]*
<<locked>>
81%
36564
57%
**69
94%
Hodgdon H322
<<locked>>
81%
47384
74%
**30
100%
[Hodgdon H380]*
<<locked>>
81%
36027
56%
**13
93%
[Hodgdon H414]*
<<locked>>
86%
37565
59%
**95
90%
[Hodgdon H4350]*
<<locked>>
93%
39378
61%
**69
90%
[Hodgdon Hybrid 100V]*
<<locked>>
83%
26397
41%
**61
90%
[Hodgdon LVR]*
<<locked>>
83%
31894
50%
**31
90%
[Hodgdon Superperformance]*
<<locked>>
91%
40698
63%
**67
90%
[Hodgdon VARGET]*
<<locked>>
81%
35810
56%
**87
94%
Hodgdon TrailBoss
<<locked>>
81%
26585
41%
**13
100%
IMR 3031
<<locked>>
81%
38551
60%
**05
100%
[IMR 4064]*
<<locked>>
81%
35331
55%
**64
94%
[IMR 4166 Enduron]*
<<locked>>
82%
37028
58%
**64
90%
IMR 4198
<<locked>>
81%
52330
82%
**27
100%
[IMR 4350]*
<<locked>>
91%
39146
61%
**66
90%
[IMR 4451 Enduron]*
<<locked>>
85%
37449
58%
**07
90%
[IMR 4831]*
<<locked>>
88%
29457
46%
**72
90%
IMR 4895
<<locked>>
81%
39233
61%
**15
96%
IMR 8208 XBR
<<locked>>
81%
44744
70%
**81
99%
Lovex D073.4
<<locked>>
81%
52794
82%
**05
100%
Lovex D073.5
<<locked>>
81%
50459
79%
**76
100%
Lovex D073.6
<<locked>>
81%
41321
64%
**41
99%
Lovex S060
<<locked>>
81%
42873
67%
**95
97%
Lovex S062
<<locked>>
81%
37521
59%
**33
97%
[Lovex S065]*
<<locked>>
83%
32793
51%
**95
90%
[Lovex S070]*
<<locked>>
88%
36172
56%
**03
90%
Norma 201
<<locked>>
81%
41539
65%
**15
98%
Norma 202
<<locked>>
81%
41742
65%
**31
100%
Norma 203B
<<locked>>
81%
37652
59%
**72
96%
[Norma URP]*
<<locked>>
84%
29936
47%
**95
90%
Ramshot Big Game
<<locked>>
81%
36999
58%
**69
95%
[Ramshot Hunter]*
<<locked>>
89%
35244
55%
**40
90%
Ramshot TAC
<<locked>>
81%
44672
70%
**74
95%
Ramshot Wild Boar
<<locked>>
81%
43671
68%
**87
97%
Ramshot X-Terminator
<<locked>>
81%
48225
75%
**30
98%
ReloadSwiss RS 14
<<locked>>
81%
26731
42%
**52
100%
ReloadSwiss RS 40
<<locked>>
81%
50140
78%
**72
100%
[ReloadSwiss RS 50]*
<<locked>>
81%
36637
57%
**90
91%
ReloadSwiss RS 52
<<locked>>
81%
35897
56%
**76
97%
[ReloadSwiss RS 60]*
<<locked>>
81%
29834
47%
**28
93%
[ReloadSwiss RS 62]*
<<locked>>
86%
31038
48%
**54
90%
[ReloadSwiss RS 70]*
<<locked>>
88%
34403
54%
**33
90%
Rottweil R 901
<<locked>>
81%
45556
71%
**71
100%
Rottweil R 902
<<locked>>
81%
39784
62%
**59
98%
Rottweil R 903
<<locked>>
81%
32634
51%
**44
95%
[Rottweil R 907]*
<<locked>>
87%
39233
61%
**46
90%
[SNPE Vectan SP 11]*
<<locked>>
81%
33837
53%
**00
94%
SNPE Vectan SP 7
<<locked>>
81%
42830
67%
**38
95%
SNPE Vectan SP 9
<<locked>>
81%
40857
64%
**25
97%
SNPE Vectan Tubal 3000
<<locked>>
81%
43120
67%
**72
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
35462
55%
**21
99%
[SNPE Vectan Tubal 7000]*
<<locked>>
87%
35984
56%
**44
90%
[Shooters World Long Rifle]*
<<locked>>
83%
32793
51%
**95
90%
Shooters World Match Rifle
<<locked>>
81%
41321
64%
**41
99%
Shooters World Precision
<<locked>>
81%
37521
59%
**33
97%
Shooters World Tactical Rifle
<<locked>>
81%
52968
83%
**89
100%
Somchem S321
<<locked>>
81%
48312
75%
**69
99%
Somchem S335
<<locked>>
81%
42540
66%
**79
100%
Somchem S341
<<locked>>
81%
42395
66%
**38
97%
Somchem S355
<<locked>>
81%
33663
53%
**57
95%
[Somchem S365]*
<<locked>>
81%
24410
38%
**44
90%
Vihtavuori N130
<<locked>>
81%
48095
75%
**48
100%
Vihtavuori N133
<<locked>>
81%
40379
63%
**30
100%
Vihtavuori N135
<<locked>>
81%
32634
51%
**15
100%
Vihtavuori N140
<<locked>>
81%
38972
61%
**46
100%
Vihtavuori N150
<<locked>>
81%
28761
45%
**10
95%
[Vihtavuori N160]*
<<locked>>
81%
30066
47%
**59
90%
Vihtavuori N530
<<locked>>
81%
46804
73%
**33
99%
Vihtavuori N540
<<locked>>
81%
38653
60%
**66
99%
[Vihtavuori N550]*
<<locked>>
81%
29936
47%
**95
90%
[Vihtavuori N555]*
<<locked>>
91%
28195
44%
**95
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
28776
45%
**90
92%
Winchester 748
<<locked>>
81%
47398
74%
**86
100%
[Winchester 760]*
<<locked>>
86%
37565
59%
**95
90%
Winchester StaBALL Match
<<locked>>
81%
50720
79%
**31
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.

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