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Load data for .300 Win. Mag. + .307 | 165gr | Rhino Penetrator

Recommended Powder(s): Alliant Reloder-16, Hodgdon H414, ReloadSwiss RS 62, ReloadSwiss RS 70, Winchester 760

.300 Win. Mag. + .307 | 165gr | Rhino Penetrator

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.307 | 165gr | Rhino Penetrator
Bullet Weight:
165gr | 10.7g
Bullet Diameter:
0.307" | 7.80mm
Bullet Length:
1.343" | 34.1mm
Caliber:
.300 Win. Mag. load data
Case Length (l3):
2.620" | 66.5mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.673" | 17.1mm
Shank Seated Depth:
0.673" | 17.1mm
Case Capacity:
90.5 Grains of Water | 5.88 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
62366 psi | 4300 bar
LID:
LID_B5303_C380
Last updated:
2025-01-01

Load data for 162 loads in caliber .300 Win. Mag. with .307 | 165gr | Rhino Penetrator bullet and 81 powders such as Alliant Reloder-16, Hodgdon H414, ReloadSwiss RS 62, ReloadSwiss RS 70, Winchester 760. 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 2208
<<locked>>
88%
55651
89%
**17
100%
ADI AR 2209
<<locked>>
97%
52257
84%
**40
97%
[ADI AR 2213]*
<<locked>>
97%
46296
74%
**51
93%
Accurate 2700
<<locked>>
89%
56130
90%
**77
98%
Accurate 3100
<<locked>>
97%
45092
72%
**85
98%
Accurate 4064
<<locked>>
86%
55506
89%
**94
100%
Accurate 4350
<<locked>>
93%
55201
89%
**82
100%
Alliant Reloder- TS 15.5
<<locked>>
88%
56086
90%
**40
100%
Alliant Reloder-15
<<locked>>
85%
55999
90%
**56
100%
Alliant Reloder-16 👍
<<locked>>
95%
55288
89%
**28
100%
Alliant Reloder-17
<<locked>>
90%
55230
89%
**41
100%
Alliant Reloder-19
<<locked>>
97%
51271
82%
**36
97%
Alliant Reloder-22
<<locked>>
97%
44918
72%
**61
95%
Alliant Reloder-23
<<locked>>
97%
42656
68%
**12
100%
Alliant Reloder-25
<<locked>>
97%
37463
60%
**17
96%
Alliant Reloder-26
<<locked>>
97%
48254
77%
**99
99%
Hodgdon CFE223
<<locked>>
85%
55550
89%
**82
100%
Hodgdon H380
<<locked>>
86%
55521
89%
**40
100%
Hodgdon H414 👍
<<locked>>
90%
55753
89%
**09
99%
Hodgdon H4350
<<locked>>
96%
55680
89%
**40
98%
[Hodgdon H4831 SC]*
<<locked>>
97%
48399
78%
**44
93%
Hodgdon Hybrid 100V
<<locked>>
97%
54795
88%
**40
100%
Hodgdon LVR
<<locked>>
92%
55361
89%
**79
100%
Hodgdon Superperformance
<<locked>>
92%
55753
89%
**41
99%
Hodgdon VARGET
<<locked>>
88%
55303
89%
**13
100%
Hodgdon TrailBoss
<<locked>>
96%
34418
55%
**91
100%
IMR 3031
<<locked>>
85%
55912
90%
**10
100%
IMR 4064
<<locked>>
88%
55521
89%
**07
100%
IMR 4166 Enduron
<<locked>>
89%
55883
90%
**00
99%
IMR 4350
<<locked>>
95%
55854
90%
**49
98%
IMR 4451 Enduron
<<locked>>
90%
55970
90%
**33
99%
IMR 4831
<<locked>>
97%
51953
83%
**10
100%
IMR 4895
<<locked>>
84%
55767
89%
**59
100%
[IMR 4955 Enduron]*
<<locked>>
97%
48530
78%
**12
94%
[IMR 7828 SSC]*
<<locked>>
97%
47543
76%
**97
94%
Lovex S062
<<locked>>
86%
55564
89%
**04
100%
Lovex S065
<<locked>>
92%
56086
90%
**27
99%
Lovex S070
<<locked>>
94%
55767
89%
**46
99%
Lovex S071
<<locked>>
97%
37188
60%
**21
95%
Norma 201
<<locked>>
83%
55999
90%
**97
100%
Norma 203B
<<locked>>
86%
55970
90%
**56
100%
Norma 204
<<locked>>
94%
55724
89%
**86
97%
Norma MRP
<<locked>>
97%
47688
76%
**43
97%
Norma URP
<<locked>>
94%
55970
90%
**95
100%
Ramshot Big Game
<<locked>>
85%
55767
89%
**66
100%
Ramshot Hunter
<<locked>>
95%
55782
89%
**12
99%
Ramshot Magnum
<<locked>>
97%
43627
70%
**05
95%
ReloadSwiss RS 14
<<locked>>
96%
35070
56%
**34
100%
ReloadSwiss RS 50
<<locked>>
87%
56086
90%
**33
99%
ReloadSwiss RS 52
<<locked>>
86%
55680
89%
**59
100%
ReloadSwiss RS 60
<<locked>>
92%
55811
89%
**68
100%
ReloadSwiss RS 62 👍
<<locked>>
94%
55564
89%
**15
100%
ReloadSwiss RS 70 👍
<<locked>>
94%
55825
90%
**54
100%
Rottweil R 902
<<locked>>
85%
55622
89%
**87
100%
Rottweil R 903
<<locked>>
89%
55738
89%
**36
100%
Rottweil R 904
<<locked>>
97%
53650
86%
**10
96%
Rottweil R 905
<<locked>>
97%
50575
81%
**13
96%
Rottweil R 907
<<locked>>
91%
55506
89%
**20
98%
SNPE Vectan SP 11
<<locked>>
88%
55912
90%
**76
100%
SNPE Vectan SP 9
<<locked>>
83%
55956
90%
**33
100%
SNPE Vectan Tubal 5000
<<locked>>
88%
56101
90%
**08
100%
SNPE Vectan Tubal 7000
<<locked>>
92%
55608
89%
**71
99%
Shooters World Long Rifle
<<locked>>
92%
56086
90%
**27
99%
Shooters World Precision
<<locked>>
86%
55564
89%
**04
100%
Somchem S355
<<locked>>
89%
55767
89%
**33
100%
Somchem S361
<<locked>>
97%
55608
89%
**07
95%
Somchem S365
<<locked>>
97%
55796
89%
**12
100%
Somchem S385
<<locked>>
97%
50604
81%
**90
97%
Vihtavuori N133
<<locked>>
84%
55216
89%
**85
100%
Vihtavuori N135
<<locked>>
90%
55724
89%
**44
100%
Vihtavuori N140
<<locked>>
85%
55245
89%
**48
100%
Vihtavuori N150
<<locked>>
94%
55463
89%
**87
100%
Vihtavuori N160
<<locked>>
92%
55535
89%
**40
100%
Vihtavuori N165
<<locked>>
97%
41989
67%
**10
95%
Vihtavuori N540
<<locked>>
85%
55390
89%
**87
100%
Vihtavuori N550
<<locked>>
91%
55709
89%
**92
100%
Vihtavuori N555
<<locked>>
97%
47645
76%
**90
100%
[Vihtavuori N560]*
<<locked>>
97%
45484
73%
**74
93%
Winchester 6.5 StaBALL
<<locked>>
93%
56115
90%
**30
100%
Winchester 760 👍
<<locked>>
90%
55753
89%
**09
99%
Winchester StaBALL HD
<<locked>>
97%
35476
57%
**38
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
45339
73%
**43
99%
[ADI AR 2209]*
<<locked>>
84%
34693
56%
**66
90%
[ADI AR 2213]*
<<locked>>
92%
39030
63%
**94
90%
Accurate 2700
<<locked>>
81%
43395
70%
**54
95%
[Accurate 3100]*
<<locked>>
82%
26861
43%
**52
90%
Accurate 4064
<<locked>>
81%
47790
77%
**72
100%
Accurate 4350
<<locked>>
81%
35984
58%
**18
97%
Alliant Reloder- TS 15.5
<<locked>>
81%
45585
73%
**69
100%
Alliant Reloder-15
<<locked>>
81%
48646
78%
**38
100%
Alliant Reloder-16
<<locked>>
81%
35288
57%
**25
97%
Alliant Reloder-17
<<locked>>
81%
39784
64%
**49
99%
[Alliant Reloder-19]*
<<locked>>
84%
33968
54%
**49
90%
[Alliant Reloder-22]*
<<locked>>
88%
33982
54%
**95
90%
[Alliant Reloder-23]*
<<locked>>
81%
25759
41%
**65
94%
[Alliant Reloder-25]*
<<locked>>
87%
27920
45%
**28
90%
[Alliant Reloder-26]*
<<locked>>
81%
27282
44%
**57
91%
Hodgdon CFE223
<<locked>>
81%
47659
76%
**48
99%
Hodgdon H380
<<locked>>
81%
46209
74%
**82
99%
Hodgdon H414
<<locked>>
81%
41452
66%
**36
96%
[Hodgdon H4350]*
<<locked>>
81%
34389
55%
**16
92%
[Hodgdon H4831 SC]*
<<locked>>
91%
39885
64%
**71
90%
Hodgdon Hybrid 100V
<<locked>>
81%
32909
53%
**26
98%
Hodgdon LVR
<<locked>>
81%
38899
62%
**71
97%
[Hodgdon Superperformance]*
<<locked>>
81%
37159
60%
**67
93%
Hodgdon VARGET
<<locked>>
81%
45020
72%
**40
99%
Hodgdon TrailBoss
<<locked>>
81%
27456
44%
**40
100%
IMR 3031
<<locked>>
81%
49821
80%
**18
100%
IMR 4064
<<locked>>
81%
44556
71%
**20
99%
IMR 4166 Enduron
<<locked>>
81%
43830
70%
**84
96%
[IMR 4350]*
<<locked>>
81%
36071
58%
**56
93%
IMR 4451 Enduron
<<locked>>
81%
42090
67%
**74
96%
IMR 4831
<<locked>>
81%
31415
50%
**84
95%
IMR 4895
<<locked>>
81%
49966
80%
**64
100%
[IMR 4955 Enduron]*
<<locked>>
90%
39030
63%
**18
90%
[IMR 7828 SSC]*
<<locked>>
91%
38986
63%
**03
90%
Lovex S062
<<locked>>
81%
47877
77%
**76
100%
Lovex S065
<<locked>>
81%
39494
63%
**21
97%
Lovex S070
<<locked>>
81%
37492
60%
**95
95%
[Lovex S071]*
<<locked>>
87%
26861
43%
**52
90%
Norma 201
<<locked>>
81%
52228
84%
**38
100%
Norma 203B
<<locked>>
81%
48153
77%
**28
100%
[Norma 204]*
<<locked>>
81%
35317
57%
**72
91%
[Norma MRP]*
<<locked>>
84%
30879
50%
**33
90%
Norma URP
<<locked>>
81%
35969
58%
**12
97%
Ramshot Big Game
<<locked>>
81%
48356
78%
**48
100%
[Ramshot Hunter]*
<<locked>>
81%
34838
56%
**85
94%
[Ramshot Magnum]*
<<locked>>
89%
33011
53%
**49
90%
ReloadSwiss RS 14
<<locked>>
81%
28094
45%
**83
100%
ReloadSwiss RS 50
<<locked>>
81%
46441
74%
**69
98%
ReloadSwiss RS 52
<<locked>>
81%
47659
76%
**31
100%
ReloadSwiss RS 60
<<locked>>
81%
38667
62%
**49
100%
ReloadSwiss RS 62
<<locked>>
81%
35505
57%
**31
96%
ReloadSwiss RS 70
<<locked>>
81%
35070
56%
**31
95%
Rottweil R 902
<<locked>>
81%
49937
80%
**92
100%
Rottweil R 903
<<locked>>
81%
42960
69%
**23
100%
[Rottweil R 904]*
<<locked>>
85%
37304
60%
**92
90%
[Rottweil R 905]*
<<locked>>
84%
33141
53%
**46
90%
Rottweil R 907
<<locked>>
81%
40625
65%
**38
95%
SNPE Vectan SP 11
<<locked>>
81%
44179
71%
**69
99%
SNPE Vectan SP 9
<<locked>>
81%
51605
83%
**61
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
44962
72%
**44
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
38696
62%
**59
95%
Shooters World Long Rifle
<<locked>>
81%
39494
63%
**21
97%
Shooters World Precision
<<locked>>
81%
47877
77%
**76
100%
Somchem S355
<<locked>>
81%
43613
70%
**26
100%
[Somchem S361]*
<<locked>>
87%
39581
63%
**12
90%
Somchem S365
<<locked>>
81%
32314
52%
**66
99%
[Somchem S385]*
<<locked>>
82%
31024
50%
**64
90%
Vihtavuori N133
<<locked>>
81%
50096
80%
**13
100%
Vihtavuori N135
<<locked>>
81%
42380
68%
**38
100%
Vihtavuori N140
<<locked>>
81%
49545
79%
**66
100%
Vihtavuori N150
<<locked>>
81%
37362
60%
**72
100%
Vihtavuori N160
<<locked>>
81%
39001
63%
**51
98%
[Vihtavuori N165]*
<<locked>>
88%
32358
52%
**87
90%
Vihtavuori N540
<<locked>>
81%
49066
79%
**89
100%
Vihtavuori N550
<<locked>>
81%
39349
63%
**90
98%
[Vihtavuori N555]*
<<locked>>
81%
27978
45%
**44
94%
[Vihtavuori N560]*
<<locked>>
93%
39668
64%
**40
90%
Winchester 6.5 StaBALL
<<locked>>
81%
36825
59%
**85
99%
Winchester 760
<<locked>>
81%
41452
66%
**36
96%
[Winchester StaBALL HD]*
<<locked>>
81%
23003
37%
**06
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.

<<locked>>... you need to buy an access license to unlock the data

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