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Load data for .300 Norma Mag + .308 | 165gr | Swift A-Frame

Recommended Powder(s): Alliant Reloder-22, Alliant Reloder-25, Norma MRP, Ramshot Magnum, Rottweil R 905

.300 Norma Mag + .308 | 165gr | Swift A-Frame

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 165gr | Swift A-Frame
Bullet Weight:
165gr | 10.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.140" | 29.0mm
Caliber:
.300 Norma Mag load data
Case Length (l3):
2.490" | 63.2mm
Cartridge Length (C.O.L.):
3.625" | 92.1mm
Seated Depth:
0.005" | 0.1mm
Shank Seated Depth:
0.005" | 0.1mm
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_B10844_C365
Last updated:
2025-02-02

Load data for 114 loads in caliber .300 Norma Mag with .308 | 165gr | Swift A-Frame bullet and 57 powders such as Alliant Reloder-22, Alliant Reloder-25, Norma MRP, Ramshot Magnum, Rottweil R 905. 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>>
89%
57421
90%
**27
99%
ADI AR 2213
<<locked>>
92%
57087
89%
**56
98%
ADI AR 2217
<<locked>>
97%
49124
77%
**02
97%
ADI AR 2225
<<locked>>
97%
44599
70%
**66
99%
Accurate 3100
<<locked>>
92%
57421
90%
**64
100%
Accurate 4350
<<locked>>
84%
57377
90%
**77
100%
Accurate MAGPRO
<<locked>>
92%
57174
90%
**59
97%
Alliant Reloder-16
<<locked>>
85%
57392
90%
**33
100%
Alliant Reloder-19
<<locked>>
89%
56898
89%
**17
99%
Alliant Reloder-22 👍
<<locked>>
92%
56971
89%
**50
99%
Alliant Reloder-23
<<locked>>
94%
57406
90%
**17
100%
Alliant Reloder-25 👍
<<locked>>
97%
55666
87%
**56
100%
Alliant Reloder-26
<<locked>>
89%
56971
89%
**82
100%
[Alliant Reloder-33]*
<<locked>>
97%
46209
72%
**95
92%
Hodgdon H1000
<<locked>>
97%
49124
77%
**02
97%
Hodgdon H4350
<<locked>>
87%
56913
89%
**61
100%
Hodgdon H4831
<<locked>>
95%
56913
89%
**94
98%
Hodgdon H4831 SC
<<locked>>
91%
57203
90%
**07
98%
Hodgdon Hybrid 100V
<<locked>>
87%
57014
89%
**38
100%
Hodgdon Retumbo
<<locked>>
97%
44599
70%
**66
99%
Hodgdon TrailBoss
<<locked>>
96%
35592
56%
**36
100%
IMR 4350
<<locked>>
86%
57406
90%
**64
100%
IMR 4831
<<locked>>
89%
57377
90%
**74
100%
IMR 4955 Enduron
<<locked>>
92%
57363
90%
**77
98%
IMR 7828 SSC
<<locked>>
91%
56898
89%
**63
98%
[IMR 7977 Enduron]*
<<locked>>
97%
57058
89%
**09
92%
IMR 8133 Enduron
<<locked>>
97%
40480
63%
**64
95%
Lovex S065
<<locked>>
83%
57232
90%
**35
100%
Lovex S070
<<locked>>
84%
57072
89%
**54
100%
Lovex S071
<<locked>>
97%
56739
89%
**51
100%
Norma 204
<<locked>>
85%
57087
89%
**94
99%
Norma 217
<<locked>>
97%
40350
63%
**84
97%
Norma MRP 👍
<<locked>>
90%
57363
90%
**79
100%
Norma URP
<<locked>>
85%
57087
89%
**84
100%
Ramshot Hunter
<<locked>>
85%
57348
90%
**07
100%
Ramshot Magnum 👍
<<locked>>
93%
56956
89%
**36
100%
ReloadSwiss RS 14
<<locked>>
96%
36579
57%
**82
100%
ReloadSwiss RS 62
<<locked>>
83%
56971
89%
**00
100%
ReloadSwiss RS 70
<<locked>>
85%
57363
90%
**59
100%
ReloadSwiss RS 76
<<locked>>
97%
55143
86%
**25
100%
ReloadSwiss RS 80
<<locked>>
97%
50720
79%
**97
96%
Rottweil R 904
<<locked>>
89%
57377
90%
**81
99%
Rottweil R 905 👍
<<locked>>
90%
57217
90%
**20
99%
SNPE Vectan Tubal 7000
<<locked>>
84%
57188
90%
**05
100%
Shooters World Long Rifle
<<locked>>
83%
57232
90%
**35
100%
Somchem S361
<<locked>>
88%
57334
90%
**48
98%
Somchem S365
<<locked>>
86%
57261
90%
**77
100%
Somchem S385
<<locked>>
89%
56913
89%
**71
100%
Vihtavuori N150
<<locked>>
85%
57421
90%
**82
100%
Vihtavuori N165
<<locked>>
95%
57072
89%
**64
100%
Vihtavuori N555
<<locked>>
90%
57363
90%
**10
100%
Vihtavuori N560
<<locked>>
92%
57246
90%
**79
98%
Vihtavuori N565
<<locked>>
96%
57377
90%
**50
98%
Vihtavuori N568
<<locked>>
97%
51764
81%
**04
96%
[Vihtavuori N570]*
<<locked>>
97%
49284
77%
**87
93%
Winchester 6.5 StaBALL
<<locked>>
84%
57130
90%
**12
100%
Winchester StaBALL HD
<<locked>>
94%
57377
90%
**28
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
43584
68%
**61
97%
[ADI AR 2213]*
<<locked>>
81%
39088
61%
**82
93%
[ADI AR 2217]*
<<locked>>
84%
32692
51%
**05
90%
[ADI AR 2225]*
<<locked>>
82%
27644
43%
**77
90%
Accurate 3100
<<locked>>
81%
40190
63%
**46
98%
Accurate 4350
<<locked>>
81%
52866
83%
**12
100%
[Accurate MAGPRO]*
<<locked>>
81%
38638
61%
**79
91%
Alliant Reloder-16
<<locked>>
81%
49908
78%
**09
100%
Alliant Reloder-19
<<locked>>
81%
43729
69%
**64
97%
Alliant Reloder-22
<<locked>>
81%
39552
62%
**05
95%
Alliant Reloder-23
<<locked>>
81%
38261
60%
**66
100%
Alliant Reloder-25
<<locked>>
81%
33330
52%
**74
97%
Alliant Reloder-26
<<locked>>
81%
42438
67%
**23
100%
[Alliant Reloder-33]*
<<locked>>
94%
41626
65%
**94
90%
[Hodgdon H1000]*
<<locked>>
84%
32692
51%
**05
90%
Hodgdon H4350
<<locked>>
81%
47253
74%
**84
98%
[Hodgdon H4831]*
<<locked>>
81%
36956
58%
**84
92%
[Hodgdon H4831 SC]*
<<locked>>
81%
40988
64%
**76
93%
Hodgdon Hybrid 100V
<<locked>>
81%
47195
74%
**81
100%
[Hodgdon Retumbo]*
<<locked>>
82%
27644
43%
**77
90%
Hodgdon TrailBoss
<<locked>>
81%
28572
45%
**75
100%
IMR 4350
<<locked>>
81%
49530
78%
**27
99%
IMR 4831
<<locked>>
81%
45136
71%
**51
100%
[IMR 4955 Enduron]*
<<locked>>
81%
40843
64%
**46
94%
[IMR 7828 SSC]*
<<locked>>
81%
40205
63%
**28
94%
[IMR 7977 Enduron]*
<<locked>>
94%
52011
81%
**27
90%
[IMR 8133 Enduron]*
<<locked>>
90%
32256
51%
**41
90%
Lovex S065
<<locked>>
81%
53432
84%
**72
100%
Lovex S070
<<locked>>
81%
51547
81%
**66
99%
Lovex S071
<<locked>>
81%
34838
55%
**15
97%
Norma 204
<<locked>>
81%
49850
78%
**76
98%
[Norma 217]*
<<locked>>
85%
28297
44%
**36
90%
Norma MRP
<<locked>>
81%
41597
65%
**77
98%
Norma URP
<<locked>>
81%
50952
80%
**89
100%
Ramshot Hunter
<<locked>>
81%
49821
78%
**76
100%
Ramshot Magnum
<<locked>>
81%
36956
58%
**30
95%
ReloadSwiss RS 14
<<locked>>
81%
29428
46%
**21
100%
ReloadSwiss RS 62
<<locked>>
81%
52591
82%
**28
100%
ReloadSwiss RS 70
<<locked>>
81%
50531
79%
**48
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
31792
50%
**54
93%
[ReloadSwiss RS 80]*
<<locked>>
87%
35853
56%
**49
90%
Rottweil R 904
<<locked>>
81%
44933
70%
**41
96%
Rottweil R 905
<<locked>>
81%
43236
68%
**54
97%
SNPE Vectan Tubal 7000
<<locked>>
81%
52301
82%
**20
99%
Shooters World Long Rifle
<<locked>>
81%
53432
84%
**72
100%
Somchem S361
<<locked>>
81%
46006
72%
**38
95%
Somchem S365
<<locked>>
81%
48312
76%
**36
100%
Somchem S385
<<locked>>
81%
43845
69%
**38
98%
Vihtavuori N150
<<locked>>
81%
50778
80%
**81
100%
Vihtavuori N165
<<locked>>
81%
37057
58%
**74
95%
Vihtavuori N555
<<locked>>
81%
43047
67%
**48
100%
[Vihtavuori N560]*
<<locked>>
81%
39653
62%
**15
93%
[Vihtavuori N565]*
<<locked>>
81%
34635
54%
**71
91%
[Vihtavuori N568]*
<<locked>>
87%
37043
58%
**72
90%
[Vihtavuori N570]*
<<locked>>
93%
43178
68%
**40
90%
Winchester 6.5 StaBALL
<<locked>>
81%
51561
81%
**33
100%
Winchester StaBALL HD
<<locked>>
81%
34882
55%
**02
100%

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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