top of page

Load data for 7 mm Weath. Mag. + .284 | 158gr | Sellier & Bellot HPC

Recommended Powder(s):

7 mm Weath. Mag. + .284 | 158gr | Sellier & Bellot HPC

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 158gr | Sellier & Bellot HPC
Manufacturer SKU:
2981
Bullet Weight:
158gr | 10.2g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
<<locked>>
Caliber:
7 mm Weath. Mag. load data
Case Length (l3):
2.549" | 64.7mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
87.0 Grains of Water | 5.65 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B7217_C1070
Last updated:
2026-03-06
Recommended Twist Rate:
1:9 - 1:8

Load data for 146 loads in caliber 7 mm Weath. Mag. with .284 | 158gr | Sellier & Bellot HPC bullet and 73 powder(s). 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".

  • No data yet

  • 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.

    .

    Loading_icon.gif

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>>
92%
56869
89%
**46
99%
ADI AR 2213
<<locked>>
95%
56942
89%
**92
99%
ADI AR 2217
<<locked>>
97%
44106
69%
**49
96%
ADI AR 2225
<<locked>>
97%
39407
62%
**03
98%
Accurate 2700
<<locked>>
83%
57392
90%
**25
100%
Accurate 3100
<<locked>>
95%
57348
90%
**94
100%
Accurate 4350
<<locked>>
86%
56782
89%
**00
100%
Accurate MAGPRO
<<locked>>
95%
56869
89%
**95
97%
Alliant Reloder-16
<<locked>>
88%
57232
90%
**49
100%
Alliant Reloder-17
<<locked>>
83%
57145
90%
**49
100%
Alliant Reloder-19 👍
<<locked>>
92%
57130
90%
**49
99%
Alliant Reloder-22 👍
<<locked>>
95%
56942
89%
**82
100%
Alliant Reloder-23
<<locked>>
97%
56753
89%
**36
100%
Alliant Reloder-25
<<locked>>
97%
49313
77%
**87
100%
Alliant Reloder-26
<<locked>>
92%
56739
89%
**15
100%
Baschieri & Pellagri 109
<<locked>>
96%
56884
89%
**20
96%
Bofors RP15
<<locked>>
97%
55172
86%
**56
99%
Bofors RP30
<<locked>>
97%
45484
71%
**15
97%
Bofors RP5 👍
<<locked>>
95%
56942
89%
**82
100%
Bofors RP7
<<locked>>
85%
56782
89%
**61
100%
Hodgdon H1000
<<locked>>
97%
44106
69%
**49
96%
Hodgdon H414
<<locked>>
83%
57377
90%
**40
100%
Hodgdon H4350
<<locked>>
90%
56942
89%
**87
100%
Hodgdon H4831
<<locked>>
97%
55506
87%
**07
98%
Hodgdon H4831 SC
<<locked>>
94%
57043
89%
**30
98%
Hodgdon Hybrid 100V
<<locked>>
90%
56579
89%
**64
100%
Hodgdon LVR
<<locked>>
85%
57334
90%
**17
100%
Hodgdon Retumbo
<<locked>>
97%
39407
62%
**03
98%
Hodgdon Superperformance
<<locked>>
85%
57246
90%
**72
100%
Hodgdon TrailBoss
<<locked>>
96%
35360
55%
**78
100%
IMR 4166 Enduron
<<locked>>
83%
56855
89%
**48
100%
IMR 4350
<<locked>>
88%
57406
90%
**90
100%
IMR 4451 Enduron
<<locked>>
84%
56869
89%
**74
100%
IMR 4831
<<locked>>
91%
56652
89%
**87
100%
IMR 4955 Enduron
<<locked>>
95%
57232
90%
**00
98%
IMR 7828 SSC
<<locked>>
94%
56782
89%
**95
99%
[IMR 8133 Enduron]*
<<locked>>
97%
35491
56%
**05
93%
Lovex S065
<<locked>>
86%
56913
89%
**61
100%
Lovex S070
<<locked>>
87%
57319
90%
**84
100%
Lovex S071
<<locked>>
97%
50270
79%
**85
100%
Norma 204
<<locked>>
88%
57232
90%
**33
99%
Norma 217
<<locked>>
97%
35230
55%
**31
96%
Norma MRP 👍
<<locked>>
93%
57174
90%
**05
100%
Norma URP
<<locked>>
87%
56695
89%
**00
100%
Ramshot Grand
<<locked>>
92%
57232
90%
**12
99%
Ramshot Hunter
<<locked>>
88%
57319
90%
**40
100%
Ramshot Magnum
<<locked>>
96%
57000
89%
**63
100%
ReloadSwiss RS 14
<<locked>>
96%
35882
56%
**14
100%
ReloadSwiss RS 62
<<locked>>
86%
57014
89%
**23
100%
ReloadSwiss RS 70
<<locked>>
87%
57261
90%
**82
100%
ReloadSwiss RS 76
<<locked>>
97%
48530
76%
**43
100%
ReloadSwiss RS 80
<<locked>>
97%
43671
68%
**08
95%
Rottweil R 904
<<locked>>
91%
56652
89%
**97
99%
Rottweil R 905 👍
<<locked>>
93%
57435
90%
**49
100%
Rottweil R 907
<<locked>>
85%
56782
89%
**61
100%
SNPE Vectan Tubal 7000
<<locked>>
86%
56840
89%
**22
100%
Shooters World Long Rifle
<<locked>>
86%
56913
89%
**61
100%
Somchem S361
<<locked>>
90%
56811
89%
**64
98%
Somchem S365
<<locked>>
89%
56739
89%
**00
100%
Somchem S385
<<locked>>
92%
56681
89%
**07
100%
Vihtavuori N135
<<locked>>
83%
56550
89%
**53
100%
Vihtavuori N150
<<locked>>
87%
57159
90%
**12
100%
Vihtavuori N160
<<locked>>
85%
56753
89%
**74
100%
Vihtavuori N165
<<locked>>
97%
55535
87%
**71
100%
Vihtavuori N550
<<locked>>
85%
57261
90%
**13
100%
Vihtavuori N555
<<locked>>
93%
57217
90%
**40
100%
Vihtavuori N560
<<locked>>
95%
56782
89%
**09
98%
Vihtavuori N565
<<locked>>
97%
52301
82%
**13
98%
Vihtavuori N568
<<locked>>
97%
45092
71%
**18
95%
Winchester 6.5 StaBALL
<<locked>>
86%
56666
89%
**35
100%
Winchester 760
<<locked>>
83%
57377
90%
**40
100%
Winchester StaBALL HD
<<locked>>
97%
55245
87%
**31
100%
Winchester Supreme 780
<<locked>>
91%
56420
88%
**97
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
39552
62%
**28
96%
[ADI AR 2213]*
<<locked>>
81%
35273
55%
**43
92%
[ADI AR 2217]*
<<locked>>
87%
31589
49%
**38
90%
[ADI AR 2225]*
<<locked>>
84%
26455
41%
**23
90%
Accurate 2700
<<locked>>
81%
53635
84%
**76
99%
Accurate 3100
<<locked>>
81%
35404
55%
**97
97%
Accurate 4350
<<locked>>
81%
47514
74%
**56
100%
[Accurate MAGPRO]*
<<locked>>
82%
35317
55%
**62
90%
Alliant Reloder-16
<<locked>>
81%
45353
71%
**62
100%
Alliant Reloder-17
<<locked>>
81%
52446
82%
**74
100%
Alliant Reloder-19
<<locked>>
81%
39595
62%
**18
96%
Alliant Reloder-22
<<locked>>
81%
35288
55%
**59
95%
Alliant Reloder-23
<<locked>>
81%
33939
53%
**23
100%
Alliant Reloder-25
<<locked>>
81%
29486
46%
**28
96%
Alliant Reloder-26
<<locked>>
81%
37057
58%
**64
99%
[Baschieri & Pellagri 109]*
<<locked>>
84%
39392
62%
**72
90%
[Bofors RP15]*
<<locked>>
81%
32808
51%
**90
93%
[Bofors RP30]*
<<locked>>
84%
29762
47%
**31
90%
Bofors RP5
<<locked>>
81%
35288
55%
**59
95%
Bofors RP7
<<locked>>
81%
50241
79%
**56
99%
[Hodgdon H1000]*
<<locked>>
87%
31589
49%
**38
90%
Hodgdon H414
<<locked>>
81%
53534
84%
**77
100%
Hodgdon H4350
<<locked>>
81%
43294
68%
**44
98%
[Hodgdon H4831]*
<<locked>>
81%
33359
52%
**51
91%
[Hodgdon H4831 SC]*
<<locked>>
81%
36985
58%
**43
93%
Hodgdon Hybrid 100V
<<locked>>
81%
42931
67%
**48
100%
Hodgdon LVR
<<locked>>
81%
49835
78%
**92
100%
[Hodgdon Retumbo]*
<<locked>>
84%
26455
41%
**23
90%
Hodgdon Superperformance
<<locked>>
81%
48979
77%
**35
99%
Hodgdon TrailBoss
<<locked>>
81%
28268
44%
**27
100%
IMR 4166 Enduron
<<locked>>
81%
53069
83%
**89
100%
IMR 4350
<<locked>>
81%
45411
71%
**90
99%
IMR 4451 Enduron
<<locked>>
81%
51677
81%
**82
100%
IMR 4831
<<locked>>
81%
40872
64%
**18
100%
[IMR 4955 Enduron]*
<<locked>>
81%
37318
58%
**13
93%
[IMR 7828 SSC]*
<<locked>>
81%
36042
56%
**79
93%
[IMR 8133 Enduron]*
<<locked>>
93%
30734
48%
**67
90%
Lovex S065
<<locked>>
81%
49110
77%
**36
100%
Lovex S070
<<locked>>
81%
47224
74%
**17
99%
Lovex S071
<<locked>>
81%
30530
48%
**72
95%
Norma 204
<<locked>>
81%
45397
71%
**30
98%
[Norma 217]*
<<locked>>
88%
26745
42%
**65
90%
Norma MRP
<<locked>>
81%
36724
58%
**28
97%
Norma URP
<<locked>>
81%
46528
73%
**40
100%
[Ramshot Grand]*
<<locked>>
81%
37536
59%
**28
94%
Ramshot Hunter
<<locked>>
81%
45295
71%
**36
99%
[Ramshot Magnum]*
<<locked>>
81%
32387
51%
**84
94%
ReloadSwiss RS 14
<<locked>>
81%
28776
45%
**63
100%
ReloadSwiss RS 62
<<locked>>
81%
47311
74%
**76
100%
ReloadSwiss RS 70
<<locked>>
81%
45368
71%
**89
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
27905
44%
**95
91%
[ReloadSwiss RS 80]*
<<locked>>
90%
34040
53%
**79
90%
Rottweil R 904
<<locked>>
81%
41002
64%
**12
95%
Rottweil R 905
<<locked>>
81%
38812
61%
**08
96%
Rottweil R 907
<<locked>>
81%
50241
79%
**56
99%
SNPE Vectan Tubal 7000
<<locked>>
81%
48167
75%
**84
99%
Shooters World Long Rifle
<<locked>>
81%
49110
77%
**36
100%
Somchem S361
<<locked>>
81%
41495
65%
**95
95%
Somchem S365
<<locked>>
81%
43395
68%
**00
100%
Somchem S385
<<locked>>
81%
39450
62%
**89
97%
Vihtavuori N135
<<locked>>
81%
52808
83%
**94
100%
Vihtavuori N150
<<locked>>
81%
46833
73%
**57
100%
Vihtavuori N160
<<locked>>
81%
50082
78%
**69
100%
[Vihtavuori N165]*
<<locked>>
81%
33170
52%
**38
94%
Vihtavuori N550
<<locked>>
81%
50459
79%
**12
100%
Vihtavuori N555
<<locked>>
81%
38145
60%
**02
100%
[Vihtavuori N560]*
<<locked>>
81%
35331
55%
**75
92%
[Vihtavuori N565]*
<<locked>>
82%
31111
49%
**44
90%
[Vihtavuori N568]*
<<locked>>
90%
35201
55%
**95
90%
Winchester 6.5 StaBALL
<<locked>>
81%
47311
74%
**03
100%
Winchester 760
<<locked>>
81%
53534
84%
**77
100%
Winchester StaBALL HD
<<locked>>
81%
29327
46%
**39
100%
Winchester Supreme 780
<<locked>>
81%
39189
61%
**82
96%

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

bottom of page