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Load data for .300 Rem. SA Ultra Mag + .308 | 220gr | Sierra RN Prohunter

Recommended Powder(s): Alliant Reloder-26, Hodgdon Superperformance, Norma 204, Ramshot Hunter, ReloadSwiss RS 70

.300 Rem. SA Ultra Mag + .308 | 220gr | Sierra RN Prohunter

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 220gr | Sierra RN Prohunter
Manufacturer SKU:
2180
Bullet Weight:
220gr | 14.3g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.292" | 32.8mm
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:
0.512" | 13.0mm
Shank Seated Depth:
0.512" | 13.0mm
Case Capacity:
74.0 Grains of Water | 4.80 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
64107 psi | 4420 bar
LID:
LID_B5910_C373
Last updated:
2025-01-01

Load data for 166 loads in caliber .300 Rem. SA Ultra Mag with .308 | 220gr | Sierra RN Prohunter bullet and 83 powders such as Alliant Reloder-26, Hodgdon Superperformance, Norma 204, Ramshot Hunter, ReloadSwiss RS 70. 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 2208
<<locked>>
87%
57043
89%
**90
100%
ADI AR 2209
<<locked>>
97%
53766
84%
**43
99%
ADI AR 2213
<<locked>>
97%
48530
76%
**97
97%
[ADI AR 2225]*
<<locked>>
96%
30661
48%
**75
93%
Accurate 2700
<<locked>>
88%
57624
90%
**74
99%
Accurate 3100
<<locked>>
96%
46543
73%
**11
99%
Accurate 4064
<<locked>>
85%
56942
89%
**57
100%
Accurate 4350
<<locked>>
93%
57696
90%
**66
100%
[Accurate MAGPRO]*
<<locked>>
97%
45614
71%
**77
94%
Alliant Reloder- TS 15.5
<<locked>>
87%
57508
90%
**07
100%
Alliant Reloder-15
<<locked>>
85%
57479
90%
**26
100%
Alliant Reloder-16
<<locked>>
95%
57159
89%
**02
100%
Alliant Reloder-17
<<locked>>
90%
57014
89%
**05
100%
Alliant Reloder-19
<<locked>>
96%
52576
82%
**30
99%
Alliant Reloder-22
<<locked>>
97%
47152
74%
**90
98%
Alliant Reloder-23
<<locked>>
97%
43918
69%
**25
100%
Alliant Reloder-25
<<locked>>
97%
38769
60%
**62
99%
Alliant Reloder-26 👍
<<locked>>
97%
49574
77%
**95
100%
Hodgdon CFE223
<<locked>>
85%
57058
89%
**59
100%
Hodgdon H380
<<locked>>
87%
57609
90%
**30
100%
Hodgdon H414
<<locked>>
89%
57217
89%
**82
100%
Hodgdon H4350
<<locked>>
96%
56753
89%
**26
100%
Hodgdon H4831
<<locked>>
97%
44353
69%
**75
95%
Hodgdon H4831 SC
<<locked>>
97%
50749
79%
**80
96%
Hodgdon Hybrid 100V
<<locked>>
97%
56855
89%
**20
100%
Hodgdon LVR
<<locked>>
91%
56855
89%
**56
100%
[Hodgdon Retumbo]*
<<locked>>
96%
30661
48%
**75
93%
Hodgdon Superperformance 👍
<<locked>>
92%
56768
89%
**12
100%
Hodgdon VARGET
<<locked>>
88%
57537
90%
**93
100%
IMR 3031
<<locked>>
84%
56782
89%
**61
100%
IMR 4064
<<locked>>
88%
57348
89%
**87
100%
IMR 4166 Enduron
<<locked>>
89%
56826
89%
**80
100%
IMR 4350
<<locked>>
94%
56623
88%
**20
100%
IMR 4451 Enduron
<<locked>>
90%
57334
89%
**13
100%
IMR 4831
<<locked>>
97%
54070
84%
**07
100%
IMR 4895
<<locked>>
84%
57276
89%
**23
100%
IMR 4955 Enduron
<<locked>>
97%
49588
77%
**25
96%
IMR 7828 SSC
<<locked>>
97%
49066
77%
**13
97%
Lovex S062
<<locked>>
85%
56521
88%
**64
100%
Lovex S065
<<locked>>
92%
56840
89%
**00
100%
Lovex S070
<<locked>>
93%
56884
89%
**23
100%
Lovex S071
<<locked>>
97%
39117
61%
**87
98%
Norma 203B
<<locked>>
85%
56956
89%
**16
100%
Norma 204 👍
<<locked>>
94%
57653
90%
**75
99%
Norma MRP
<<locked>>
97%
49603
77%
**59
99%
Norma URP
<<locked>>
94%
57421
90%
**66
100%
Ramshot Big Game
<<locked>>
85%
57508
90%
**39
100%
Ramshot Hunter 👍
<<locked>>
95%
57232
89%
**89
100%
Ramshot Magnum
<<locked>>
97%
44918
70%
**44
98%
ReloadSwiss RS 50
<<locked>>
87%
57595
90%
**20
100%
ReloadSwiss RS 52
<<locked>>
85%
57232
89%
**26
100%
ReloadSwiss RS 60
<<locked>>
91%
57043
89%
**18
100%
ReloadSwiss RS 62
<<locked>>
93%
57130
89%
**89
100%
ReloadSwiss RS 70 👍
<<locked>>
94%
57508
90%
**41
100%
ReloadSwiss RS 76
<<locked>>
97%
37478
58%
**75
97%
Rottweil R 902
<<locked>>
84%
56811
89%
**54
100%
Rottweil R 903
<<locked>>
88%
56942
89%
**00
100%
Rottweil R 904
<<locked>>
97%
55738
87%
**23
98%
Rottweil R 905
<<locked>>
97%
51953
81%
**20
99%
Rottweil R 907
<<locked>>
91%
57696
90%
**16
100%
SNPE Vectan SP 11
<<locked>>
88%
57276
89%
**39
100%
SNPE Vectan Tubal 5000
<<locked>>
88%
56985
89%
**79
100%
SNPE Vectan Tubal 7000
<<locked>>
92%
56753
89%
**61
100%
Shooters World Long Rifle
<<locked>>
92%
56840
89%
**00
100%
Shooters World Precision
<<locked>>
85%
56521
88%
**64
100%
Somchem S355
<<locked>>
89%
57261
89%
**03
100%
Somchem S361
<<locked>>
97%
57101
89%
**13
97%
Somchem S365
<<locked>>
96%
56695
88%
**66
100%
Somchem S385
<<locked>>
97%
53026
83%
**03
99%
Vihtavuori N133
<<locked>>
84%
57479
90%
**69
100%
Vihtavuori N135
<<locked>>
90%
57058
89%
**08
100%
Vihtavuori N140
<<locked>>
85%
57363
89%
**31
100%
Vihtavuori N150
<<locked>>
94%
57305
89%
**64
100%
Vihtavuori N160
<<locked>>
91%
56942
89%
**23
100%
Vihtavuori N165
<<locked>>
97%
43976
69%
**59
97%
Vihtavuori N540
<<locked>>
85%
57087
89%
**54
100%
Vihtavuori N550
<<locked>>
91%
57087
89%
**62
100%
Vihtavuori N555
<<locked>>
97%
49792
78%
**03
100%
Vihtavuori N560
<<locked>>
97%
47123
74%
**03
96%
[Vihtavuori N565]*
<<locked>>
97%
39421
61%
**65
94%
Winchester 6.5 StaBALL
<<locked>>
93%
57508
90%
**13
100%
Winchester 760
<<locked>>
89%
57217
89%
**82
100%
Winchester StaBALL HD
<<locked>>
97%
37942
59%
**77
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
46905
73%
**49
100%
[ADI AR 2209]*
<<locked>>
81%
32430
51%
**52
92%
[ADI AR 2213]*
<<locked>>
85%
32445
51%
**69
90%
[ADI AR 2225]*
<<locked>>
92%
27151
42%
**70
90%
Accurate 2700
<<locked>>
81%
45208
71%
**93
98%
[Accurate 3100]*
<<locked>>
81%
27485
43%
**37
94%
Accurate 4064
<<locked>>
81%
50024
78%
**75
100%
Accurate 4350
<<locked>>
81%
37623
59%
**67
99%
[Accurate MAGPRO]*
<<locked>>
90%
36129
56%
**90
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
47224
74%
**69
100%
Alliant Reloder-15
<<locked>>
81%
50633
79%
**31
100%
Alliant Reloder-16
<<locked>>
81%
36912
58%
**74
99%
Alliant Reloder-17
<<locked>>
81%
41887
65%
**85
100%
[Alliant Reloder-19]*
<<locked>>
81%
32039
50%
**49
93%
[Alliant Reloder-22]*
<<locked>>
81%
28108
44%
**87
90%
Alliant Reloder-23
<<locked>>
81%
27064
42%
**70
98%
[Alliant Reloder-25]*
<<locked>>
81%
23960
37%
**72
91%
Alliant Reloder-26
<<locked>>
81%
28703
45%
**69
96%
Hodgdon CFE223
<<locked>>
81%
49922
78%
**61
100%
Hodgdon H380
<<locked>>
81%
48080
75%
**98
100%
Hodgdon H414
<<locked>>
81%
43120
67%
**65
98%
Hodgdon H4350
<<locked>>
81%
35969
56%
**85
96%
[Hodgdon H4831]*
<<locked>>
88%
33417
52%
**59
90%
[Hodgdon H4831 SC]*
<<locked>>
84%
33417
52%
**59
90%
Hodgdon Hybrid 100V
<<locked>>
81%
34301
54%
**78
100%
Hodgdon LVR
<<locked>>
81%
40480
63%
**10
99%
[Hodgdon Retumbo]*
<<locked>>
92%
27151
42%
**70
90%
Hodgdon Superperformance
<<locked>>
81%
38580
60%
**20
97%
Hodgdon VARGET
<<locked>>
81%
46601
73%
**43
100%
IMR 3031
<<locked>>
81%
52054
81%
**05
100%
IMR 4064
<<locked>>
81%
46296
72%
**29
100%
IMR 4166 Enduron
<<locked>>
81%
45339
71%
**10
98%
IMR 4350
<<locked>>
81%
37724
59%
**18
96%
IMR 4451 Enduron
<<locked>>
81%
43627
68%
**10
98%
IMR 4831
<<locked>>
81%
32938
51%
**59
98%
IMR 4895
<<locked>>
81%
51866
81%
**57
100%
[IMR 4955 Enduron]*
<<locked>>
83%
32474
51%
**03
90%
[IMR 7828 SSC]*
<<locked>>
85%
32837
51%
**88
90%
Lovex S062
<<locked>>
81%
49676
77%
**72
100%
Lovex S065
<<locked>>
81%
41089
64%
**60
99%
Lovex S070
<<locked>>
81%
39160
61%
**47
97%
[Lovex S071]*
<<locked>>
81%
23946
37%
**39
92%
Norma 203B
<<locked>>
81%
49850
78%
**21
100%
Norma 204
<<locked>>
81%
37173
58%
**44
95%
[Norma MRP]*
<<locked>>
81%
29095
45%
**39
93%
Norma URP
<<locked>>
81%
37666
59%
**64
99%
Ramshot Big Game
<<locked>>
81%
50328
78%
**44
100%
Ramshot Hunter
<<locked>>
81%
36521
57%
**54
97%
[Ramshot Magnum]*
<<locked>>
83%
27427
43%
**57
90%
ReloadSwiss RS 50
<<locked>>
81%
48327
75%
**85
99%
ReloadSwiss RS 52
<<locked>>
81%
50038
78%
**38
100%
ReloadSwiss RS 60
<<locked>>
81%
40524
63%
**82
100%
ReloadSwiss RS 62
<<locked>>
81%
37434
58%
**87
99%
ReloadSwiss RS 70
<<locked>>
81%
36535
57%
**93
98%
[ReloadSwiss RS 76]*
<<locked>>
88%
27659
43%
**13
90%
Rottweil R 902
<<locked>>
81%
51532
80%
**85
100%
Rottweil R 903
<<locked>>
81%
45092
70%
**43
100%
[Rottweil R 904]*
<<locked>>
81%
33605
52%
**39
92%
[Rottweil R 905]*
<<locked>>
81%
31096
48%
**33
92%
Rottweil R 907
<<locked>>
81%
42177
66%
**83
97%
SNPE Vectan SP 11
<<locked>>
81%
46195
72%
**88
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
46601
73%
**51
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
40016
62%
**15
97%
Shooters World Long Rifle
<<locked>>
81%
41089
64%
**60
99%
Shooters World Precision
<<locked>>
81%
49676
77%
**72
100%
Somchem S355
<<locked>>
81%
45426
71%
**43
100%
[Somchem S361]*
<<locked>>
81%
34084
53%
**29
91%
Somchem S365
<<locked>>
81%
34026
53%
**31
100%
[Somchem S385]*
<<locked>>
81%
31763
50%
**26
94%
Vihtavuori N133
<<locked>>
81%
51967
81%
**03
100%
Vihtavuori N135
<<locked>>
81%
44135
69%
**47
100%
Vihtavuori N140
<<locked>>
81%
51082
80%
**56
100%
Vihtavuori N150
<<locked>>
81%
38986
61%
**08
100%
Vihtavuori N160
<<locked>>
81%
40770
64%
**87
99%
[Vihtavuori N165]*
<<locked>>
81%
26687
42%
**91
90%
Vihtavuori N540
<<locked>>
81%
50937
79%
**79
100%
Vihtavuori N550
<<locked>>
81%
41104
64%
**26
99%
Vihtavuori N555
<<locked>>
81%
29544
46%
**33
98%
[Vihtavuori N560]*
<<locked>>
86%
32692
51%
**08
90%
[Vihtavuori N565]*
<<locked>>
90%
31140
49%
**85
90%
Winchester 6.5 StaBALL
<<locked>>
81%
38116
59%
**31
100%
Winchester 760
<<locked>>
81%
43120
67%
**65
98%
Winchester StaBALL HD
<<locked>>
81%
23888
37%
**51
97%

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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