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Load data for 7-.300 Norma Magnum + .284 | 170gr | Sierra RN Prohunter

Recommended Powder(s): ADI AR 2217, Hodgdon H1000, Norma 217, ReloadSwiss RS 80, Vihtavuori N568

7-.300 Norma Magnum + .284 | 170gr | Sierra RN Prohunter

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 170gr | Sierra RN Prohunter
Manufacturer SKU:
1950
Bullet Weight:
170gr | 11.0g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.225" | 31.1mm
Caliber:
7-.300 Norma Magnum load data
Case Length (l3):
2.492" | 63.3mm
Cartridge Length (C.O.L.):
3.579" | 90.9mm
Seated Depth:
0.138" | 3.5mm
Shank Seated Depth:
0.138" | 3.5mm
Case Capacity:
102.0 Grains of Water | 6.62 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B5851_C366
Last updated:
2025-01-01

Load data for 82 loads in caliber 7-.300 Norma Magnum with .284 | 170gr | Sierra RN Prohunter bullet and 41 powders such as ADI AR 2217, Hodgdon H1000, Norma 217, ReloadSwiss RS 80, Vihtavuori N568. 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 2213
<<locked>>
85%
57246
90%
**63
100%
ADI AR 2217 👍
<<locked>>
94%
57305
90%
**59
100%
ADI AR 2218
<<locked>>
97%
56507
89%
**61
99%
ADI AR 2225
<<locked>>
96%
56985
89%
**79
100%
Accurate 3100
<<locked>>
85%
57116
90%
**58
100%
Accurate 8700
<<locked>>
97%
44599
70%
**36
95%
Accurate MAGPRO
<<locked>>
85%
57276
90%
**76
99%
Alliant Reloder-22
<<locked>>
85%
57232
90%
**53
100%
Alliant Reloder-23
<<locked>>
86%
56985
89%
**71
100%
Alliant Reloder-25
<<locked>>
89%
57000
89%
**43
100%
Alliant Reloder-33
<<locked>>
94%
57029
89%
**12
98%
Alliant Reloder-50
<<locked>>
97%
53911
84%
**53
97%
Hodgdon H1000 👍
<<locked>>
94%
57305
90%
**59
100%
Hodgdon H4831
<<locked>>
88%
57232
90%
**17
100%
Hodgdon H4831 SC
<<locked>>
84%
56797
89%
**13
100%
Hodgdon Retumbo
<<locked>>
96%
56985
89%
**79
100%
Hodgdon TrailBoss
<<locked>>
96%
36129
57%
**34
100%
IMR 4955 Enduron
<<locked>>
86%
57406
90%
**90
100%
IMR 7828 SSC
<<locked>>
84%
57101
89%
**66
100%
IMR 7977 Enduron
<<locked>>
91%
57029
89%
**64
96%
IMR 8133 Enduron
<<locked>>
97%
54070
85%
**36
100%
Lovex D100
<<locked>>
94%
57159
90%
**97
95%
Lovex S071
<<locked>>
90%
57116
90%
**58
100%
Norma 217 👍
<<locked>>
97%
55535
87%
**59
100%
[Ramshot LRT]*
<<locked>>
97%
55419
87%
**76
94%
Ramshot Magnum
<<locked>>
85%
57232
90%
**17
100%
ReloadSwiss RS 14
<<locked>>
97%
37463
59%
**80
100%
ReloadSwiss RS 76
<<locked>>
89%
56797
89%
**15
100%
ReloadSwiss RS 80 👍
<<locked>>
92%
56782
89%
**95
100%
Rottweil R 905
<<locked>>
83%
57348
90%
**17
100%
SNPE Vectan SP 13
<<locked>>
97%
46775
73%
**62
95%
[Vihtavuori 20N29]*
<<locked>>
97%
45063
71%
**43
93%
[Vihtavuori 24N41]*
<<locked>>
97%
56347
88%
**43
94%
Vihtavuori N165
<<locked>>
88%
56840
89%
**67
100%
Vihtavuori N170
<<locked>>
96%
56956
89%
**10
97%
Vihtavuori N555
<<locked>>
83%
57217
90%
**84
100%
Vihtavuori N560
<<locked>>
85%
56971
89%
**76
100%
Vihtavuori N565
<<locked>>
89%
57290
90%
**59
100%
Vihtavuori N568 👍
<<locked>>
92%
57276
90%
**95
99%
Vihtavuori N570
<<locked>>
92%
56985
89%
**25
98%
Winchester StaBALL HD
<<locked>>
85%
57014
89%
**56
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2213
<<locked>>
81%
49385
77%
**28
99%
ADI AR 2217
<<locked>>
81%
36985
58%
**69
97%
[ADI AR 2218]*
<<locked>>
84%
34795
55%
**72
90%
ADI AR 2225
<<locked>>
81%
34185
54%
**43
99%
Accurate 3100
<<locked>>
81%
49951
78%
**40
100%
[Accurate 8700]*
<<locked>>
89%
34301
54%
**03
90%
Accurate MAGPRO
<<locked>>
81%
49588
78%
**35
98%
Alliant Reloder-22
<<locked>>
81%
50169
79%
**35
100%
Alliant Reloder-23
<<locked>>
81%
48762
76%
**56
100%
Alliant Reloder-25
<<locked>>
81%
42670
67%
**07
100%
[Alliant Reloder-33]*
<<locked>>
81%
34722
54%
**46
91%
[Alliant Reloder-50]*
<<locked>>
85%
34882
55%
**39
90%
Hodgdon H1000
<<locked>>
81%
36985
58%
**69
97%
Hodgdon H4831
<<locked>>
81%
45672
72%
**17
98%
Hodgdon H4831 SC
<<locked>>
81%
50908
80%
**05
99%
Hodgdon Retumbo
<<locked>>
81%
34185
54%
**43
99%
Hodgdon TrailBoss
<<locked>>
81%
29124
46%
**83
100%
IMR 4955 Enduron
<<locked>>
81%
49429
77%
**53
99%
IMR 7828 SSC
<<locked>>
81%
51329
80%
**71
100%
[IMR 7977 Enduron]*
<<locked>>
81%
42061
66%
**75
91%
[IMR 8133 Enduron]*
<<locked>>
81%
31546
49%
**51
94%
[Lovex D100]*
<<locked>>
86%
43352
68%
**41
90%
Lovex S071
<<locked>>
81%
43207
68%
**21
100%
Norma 217
<<locked>>
81%
32155
50%
**84
97%
[Ramshot LRT]*
<<locked>>
91%
45905
72%
**89
90%
Ramshot Magnum
<<locked>>
81%
48646
76%
**82
100%
ReloadSwiss RS 14
<<locked>>
81%
29921
47%
**22
100%
ReloadSwiss RS 76
<<locked>>
81%
41568
65%
**40
100%
ReloadSwiss RS 80
<<locked>>
81%
38174
60%
**31
96%
Rottweil R 905
<<locked>>
81%
53751
84%
**61
100%
[SNPE Vectan SP 13]*
<<locked>>
88%
35114
55%
**97
90%
[Vihtavuori 20N29]*
<<locked>>
94%
39653
62%
**25
90%
[Vihtavuori 24N41]*
<<locked>>
91%
45992
72%
**53
90%
Vihtavuori N165
<<locked>>
81%
46282
73%
**87
100%
[Vihtavuori N170]*
<<locked>>
81%
35708
56%
**77
90%
Vihtavuori N555
<<locked>>
81%
53650
84%
**25
100%
Vihtavuori N560
<<locked>>
81%
50372
79%
**54
99%
Vihtavuori N565
<<locked>>
81%
44382
70%
**17
98%
Vihtavuori N568
<<locked>>
81%
39407
62%
**51
95%
[Vihtavuori N570]*
<<locked>>
81%
37521
59%
**25
92%
Winchester StaBALL HD
<<locked>>
81%
48907
77%
**35
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.

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