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Load data for .300 Norma Mag + .308 | 165gr | H&N RN H

Recommended Powder(s): Alliant Reloder-23, Alliant Reloder-26, Somchem S385, Vihtavuori N555, Winchester StaBALL HD

.300 Norma Mag + .308 | 165gr | H&N RN H

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 165gr | H&N RN H
Bullet Weight:
165gr | 10.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
0.980" | 24.9mm
Caliber:
.300 Norma Mag load data
Case Length (l3):
2.490" | 63.2mm
Cartridge Length (C.O.L.):
3.329" | 84.5mm
Seated Depth:
0.141" | 3.6mm
Shank Seated Depth:
0.122" | 3.1mm
Case Capacity:
104.0 Grains of Water | 6.75 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B7409_C365
Last updated:
2025-01-01

Load data for 142 loads in caliber .300 Norma Mag with .308 | 165gr | H&N RN H bullet and 71 powders such as Alliant Reloder-23, Alliant Reloder-26, Somchem S385, Vihtavuori N555, Winchester StaBALL HD. 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 2209
<<locked>>
93%
57072
89%
**36
99%
ADI AR 2213
<<locked>>
96%
56913
89%
**73
98%
ADI AR 2217
<<locked>>
97%
41901
66%
**58
95%
ADI AR 2225
<<locked>>
97%
37086
58%
**05
96%
Accurate 2700
<<locked>>
84%
56869
89%
**05
99%
Accurate 3100
<<locked>>
96%
56739
89%
**68
100%
Accurate 4350
<<locked>>
88%
57029
89%
**97
100%
Accurate MAGPRO
<<locked>>
97%
57203
90%
**86
97%
Alliant Reloder-16
<<locked>>
89%
57406
90%
**50
100%
Alliant Reloder-17
<<locked>>
84%
57276
90%
**36
100%
Alliant Reloder-19
<<locked>>
93%
56971
89%
**33
99%
Alliant Reloder-22
<<locked>>
96%
57072
89%
**73
99%
Alliant Reloder-23 👍
<<locked>>
97%
55187
86%
**91
100%
Alliant Reloder-25
<<locked>>
97%
47572
75%
**28
100%
Alliant Reloder-26 👍
<<locked>>
93%
56855
89%
**96
100%
Hodgdon H1000
<<locked>>
97%
41901
66%
**58
95%
Hodgdon H414
<<locked>>
84%
57188
90%
**27
100%
Hodgdon H4350
<<locked>>
91%
57334
90%
**81
100%
Hodgdon H4831
<<locked>>
97%
54070
85%
**61
97%
Hodgdon H4831 SC
<<locked>>
95%
56927
89%
**07
98%
Hodgdon Hybrid 100V
<<locked>>
91%
56956
89%
**54
100%
Hodgdon LVR
<<locked>>
86%
57029
89%
**97
100%
Hodgdon Retumbo
<<locked>>
97%
37086
58%
**05
96%
Hodgdon Superperformance
<<locked>>
86%
56869
89%
**53
100%
Hodgdon VARGET
<<locked>>
83%
56855
89%
**48
100%
Hodgdon TrailBoss
<<locked>>
96%
34867
55%
**23
100%
IMR 4064
<<locked>>
83%
56884
89%
**31
100%
IMR 4166 Enduron
<<locked>>
84%
57130
90%
**51
100%
IMR 4350
<<locked>>
89%
57116
89%
**71
100%
IMR 4451 Enduron
<<locked>>
85%
57232
90%
**74
100%
IMR 4831
<<locked>>
93%
57276
90%
**91
100%
IMR 4955 Enduron
<<locked>>
96%
57029
89%
**81
98%
IMR 7828 SSC
<<locked>>
95%
57029
89%
**86
98%
Lovex S065
<<locked>>
87%
57290
90%
**58
100%
Lovex S070
<<locked>>
88%
57159
90%
**74
100%
Lovex S071
<<locked>>
97%
47630
75%
**17
99%
Norma 204
<<locked>>
89%
57232
90%
**14
99%
[Norma 217]*
<<locked>>
97%
32460
51%
**87
93%
Norma MRP
<<locked>>
94%
56869
89%
**86
100%
Norma URP
<<locked>>
88%
56826
89%
**94
100%
Ramshot Hunter
<<locked>>
89%
57043
89%
**20
100%
Ramshot Magnum
<<locked>>
96%
56956
89%
**50
100%
ReloadSwiss RS 14
<<locked>>
97%
35607
56%
**65
100%
ReloadSwiss RS 60
<<locked>>
85%
56724
89%
**50
100%
ReloadSwiss RS 62
<<locked>>
88%
57203
90%
**17
100%
ReloadSwiss RS 70
<<locked>>
88%
57000
89%
**66
100%
ReloadSwiss RS 76
<<locked>>
97%
46659
73%
**61
99%
[ReloadSwiss RS 80]*
<<locked>>
97%
41655
65%
**13
93%
Rottweil R 903
<<locked>>
84%
57406
90%
**48
100%
Rottweil R 904
<<locked>>
92%
57217
90%
**94
98%
Rottweil R 905
<<locked>>
94%
56971
89%
**23
99%
Rottweil R 907
<<locked>>
86%
57217
90%
**71
100%
SNPE Vectan Tubal 5000
<<locked>>
84%
57377
90%
**23
100%
SNPE Vectan Tubal 7000
<<locked>>
88%
57130
90%
**15
100%
Shooters World Long Rifle
<<locked>>
87%
57290
90%
**58
100%
Somchem S355
<<locked>>
84%
57116
90%
**51
100%
Somchem S361
<<locked>>
92%
57305
90%
**58
98%
Somchem S365
<<locked>>
90%
56927
89%
**97
100%
Somchem S385 👍
<<locked>>
94%
57435
90%
**04
100%
Vihtavuori N135
<<locked>>
85%
56811
89%
**53
100%
Vihtavuori N150
<<locked>>
89%
56884
89%
**02
100%
Vihtavuori N160
<<locked>>
86%
57174
90%
**64
100%
Vihtavuori N165
<<locked>>
97%
53417
84%
**15
99%
Vihtavuori N550
<<locked>>
86%
57043
89%
**07
100%
Vihtavuori N555 👍
<<locked>>
95%
56840
89%
**20
100%
Vihtavuori N560
<<locked>>
96%
56782
89%
**89
98%
Vihtavuori N565
<<locked>>
97%
49835
78%
**45
97%
[Vihtavuori N568]*
<<locked>>
97%
42946
67%
**36
93%
Winchester 6.5 StaBALL
<<locked>>
87%
56942
89%
**31
100%
Winchester 760
<<locked>>
84%
57188
90%
**27
100%
Winchester StaBALL HD 👍
<<locked>>
97%
53069
83%
**79
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2209]*
<<locked>>
81%
37275
58%
**36
94%
[ADI AR 2213]*
<<locked>>
82%
33736
53%
**57
90%
[ADI AR 2217]*
<<locked>>
91%
33765
53%
**48
90%
[ADI AR 2225]*
<<locked>>
89%
28384
44%
**30
90%
Accurate 2700
<<locked>>
81%
51459
81%
**20
99%
Accurate 3100
<<locked>>
81%
31879
50%
**66
95%
Accurate 4350
<<locked>>
81%
44135
69%
**71
100%
[Accurate MAGPRO]*
<<locked>>
86%
37826
59%
**85
90%
Alliant Reloder-16
<<locked>>
81%
43134
68%
**90
100%
Alliant Reloder-17
<<locked>>
81%
50386
79%
**28
100%
[Alliant Reloder-19]*
<<locked>>
81%
37289
58%
**26
94%
[Alliant Reloder-22]*
<<locked>>
81%
32619
51%
**44
92%
Alliant Reloder-23
<<locked>>
81%
31169
49%
**02
98%
[Alliant Reloder-25]*
<<locked>>
81%
26919
42%
**80
92%
Alliant Reloder-26
<<locked>>
81%
34330
54%
**43
97%
[Hodgdon H1000]*
<<locked>>
91%
33765
53%
**48
90%
Hodgdon H414
<<locked>>
81%
51053
80%
**25
99%
Hodgdon H4350
<<locked>>
81%
41060
64%
**72
97%
[Hodgdon H4831]*
<<locked>>
84%
34432
54%
**38
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
34650
54%
**38
90%
Hodgdon Hybrid 100V
<<locked>>
81%
40379
63%
**72
100%
Hodgdon LVR
<<locked>>
81%
47471
74%
**33
100%
[Hodgdon Retumbo]*
<<locked>>
89%
28384
44%
**30
90%
Hodgdon Superperformance
<<locked>>
81%
46601
73%
**56
98%
Hodgdon VARGET
<<locked>>
81%
53127
83%
**86
100%
Hodgdon TrailBoss
<<locked>>
81%
27630
43%
**59
100%
IMR 4064
<<locked>>
81%
52605
82%
**69
100%
IMR 4166 Enduron
<<locked>>
81%
51155
80%
**43
99%
IMR 4350
<<locked>>
81%
43294
68%
**28
98%
IMR 4451 Enduron
<<locked>>
81%
49647
78%
**36
99%
IMR 4831
<<locked>>
81%
38072
60%
**26
99%
[IMR 4955 Enduron]*
<<locked>>
81%
35244
55%
**28
91%
[IMR 7828 SSC]*
<<locked>>
81%
33663
53%
**64
90%
Lovex S065
<<locked>>
81%
46340
73%
**67
99%
Lovex S070
<<locked>>
81%
44744
70%
**51
98%
[Lovex S071]*
<<locked>>
81%
26890
42%
**11
92%
Norma 204
<<locked>>
81%
43439
68%
**54
96%
[Norma 217]*
<<locked>>
93%
28761
45%
**66
90%
[Norma MRP]*
<<locked>>
81%
34214
54%
**07
94%
Norma URP
<<locked>>
81%
44077
69%
**74
100%
Ramshot Hunter
<<locked>>
81%
43018
67%
**61
99%
[Ramshot Magnum]*
<<locked>>
81%
29936
47%
**46
91%
ReloadSwiss RS 14
<<locked>>
81%
28297
44%
**01
100%
ReloadSwiss RS 60
<<locked>>
81%
48515
76%
**15
100%
ReloadSwiss RS 62
<<locked>>
81%
44773
70%
**04
100%
ReloadSwiss RS 70
<<locked>>
81%
43366
68%
**23
99%
[ReloadSwiss RS 76]*
<<locked>>
85%
28892
45%
**62
90%
[ReloadSwiss RS 80]*
<<locked>>
94%
36361
57%
**79
90%
Rottweil R 903
<<locked>>
81%
51721
81%
**59
100%
[Rottweil R 904]*
<<locked>>
81%
38740
61%
**30
93%
[Rottweil R 905]*
<<locked>>
81%
36245
57%
**07
94%
Rottweil R 907
<<locked>>
81%
47805
75%
**00
98%
SNPE Vectan Tubal 5000
<<locked>>
81%
52475
82%
**48
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
45600
71%
**18
99%
Shooters World Long Rifle
<<locked>>
81%
46340
73%
**67
99%
Somchem S355
<<locked>>
81%
51619
81%
**59
100%
[Somchem S361]*
<<locked>>
81%
39349
62%
**07
93%
Somchem S365
<<locked>>
81%
40553
64%
**12
100%
Somchem S385
<<locked>>
81%
36622
57%
**87
95%
Vihtavuori N135
<<locked>>
81%
50009
78%
**51
100%
Vihtavuori N150
<<locked>>
81%
44150
69%
**95
100%
Vihtavuori N160
<<locked>>
81%
47587
75%
**07
100%
[Vihtavuori N165]*
<<locked>>
81%
30618
48%
**20
92%
Vihtavuori N550
<<locked>>
81%
48182
76%
**56
100%
Vihtavuori N555
<<locked>>
81%
34766
54%
**80
98%
[Vihtavuori N560]*
<<locked>>
82%
34113
53%
**94
90%
[Vihtavuori N565]*
<<locked>>
87%
33982
53%
**74
90%
[Vihtavuori N568]*
<<locked>>
93%
37579
59%
**99
90%
Winchester 6.5 StaBALL
<<locked>>
81%
45020
71%
**38
100%
Winchester 760
<<locked>>
81%
51053
80%
**25
99%
Winchester StaBALL HD
<<locked>>
81%
26672
42%
**79
98%

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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