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Load data for 7 mm WSM + .284 | 150gr | Sierra HPBT MatchKing

Recommended Powder(s): Alliant Reloder-26, Norma 204, Ramshot Hunter, Vihtavuori N555, Winchester StaBALL HD

7 mm WSM + .284 | 150gr | Sierra HPBT MatchKing

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 150gr | Sierra HPBT MatchKing
Manufacturer SKU:
1915
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.250" | 31.7mm
Caliber:
7 mm WSM load data
Case Length (l3):
2.090" | 53.1mm
Cartridge Length (C.O.L.):
2.817" | 71.6mm
Seated Depth:
0.523" | 13.3mm
Shank Seated Depth:
0.383" | 9.7mm
Case Capacity:
81.1 Grains of Water | 5.27 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B5842_C1069
Last updated:
2025-01-01
Recommended Twist Rate:
1:11 - 1:9

Load data for 144 loads in caliber 7 mm WSM with .284 | 150gr | Sierra HPBT MatchKing bullet and 72 powders such as Alliant Reloder-26, Norma 204, Ramshot Hunter, 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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  • .

    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 2208
<<locked>>
84%
56855
89%
**04
100%
ADI AR 2209
<<locked>>
95%
56971
89%
**05
99%
ADI AR 2213
<<locked>>
97%
54766
86%
**05
98%
[ADI AR 2217]*
<<locked>>
97%
39784
62%
**94
93%
ADI AR 2225
<<locked>>
97%
35491
56%
**44
95%
Accurate 2700
<<locked>>
85%
57392
90%
**77
99%
Accurate 3100
<<locked>>
97%
53795
84%
**97
100%
Accurate 4350
<<locked>>
89%
56956
89%
**63
100%
Accurate MAGPRO
<<locked>>
97%
53548
84%
**92
96%
Alliant Reloder- TS 15.5
<<locked>>
84%
57261
90%
**13
100%
Alliant Reloder-16
<<locked>>
91%
57203
90%
**18
100%
Alliant Reloder-17
<<locked>>
86%
56956
89%
**12
100%
Alliant Reloder-19
<<locked>>
95%
57116
90%
**99
99%
Alliant Reloder-22
<<locked>>
97%
54070
85%
**92
99%
Alliant Reloder-23
<<locked>>
97%
51459
81%
**30
100%
Alliant Reloder-25
<<locked>>
97%
44251
69%
**44
99%
Alliant Reloder-26 👍
<<locked>>
96%
57116
89%
**87
100%
[Hodgdon H1000]*
<<locked>>
97%
39784
62%
**94
93%
Hodgdon H414
<<locked>>
86%
57116
90%
**92
100%
Hodgdon H4350
<<locked>>
93%
57188
90%
**40
99%
Hodgdon H4831
<<locked>>
97%
50024
78%
**58
96%
Hodgdon H4831 SC
<<locked>>
96%
56579
89%
**66
97%
Hodgdon Hybrid 100V
<<locked>>
93%
56971
89%
**27
100%
Hodgdon LVR
<<locked>>
88%
57072
89%
**72
100%
Hodgdon Retumbo
<<locked>>
97%
35491
56%
**44
95%
Hodgdon Superperformance
<<locked>>
88%
56985
89%
**18
100%
Hodgdon VARGET
<<locked>>
85%
57406
90%
**07
100%
Hodgdon TrailBoss
<<locked>>
96%
34969
55%
**95
100%
IMR 4064
<<locked>>
85%
57000
89%
**97
100%
IMR 4166 Enduron
<<locked>>
86%
57334
90%
**00
100%
IMR 4350
<<locked>>
91%
56826
89%
**36
99%
IMR 4451 Enduron
<<locked>>
87%
56913
89%
**17
100%
IMR 4831
<<locked>>
94%
56811
89%
**43
100%
IMR 4955 Enduron
<<locked>>
97%
56043
88%
**27
97%
IMR 7828 SSC
<<locked>>
97%
56072
88%
**35
98%
Lovex S065
<<locked>>
88%
57000
89%
**13
100%
Lovex S070
<<locked>>
90%
57363
90%
**43
100%
Lovex S071
<<locked>>
97%
44991
70%
**53
99%
Norma 204 👍
<<locked>>
90%
56797
89%
**76
99%
Norma MRP
<<locked>>
97%
57421
90%
**77
100%
Norma URP
<<locked>>
90%
57116
89%
**72
100%
Ramshot Hunter 👍
<<locked>>
91%
56666
89%
**82
100%
Ramshot Magnum
<<locked>>
97%
52823
83%
**56
99%
ReloadSwiss RS 14
<<locked>>
96%
35476
56%
**31
100%
ReloadSwiss RS 50
<<locked>>
83%
57232
90%
**27
100%
ReloadSwiss RS 60
<<locked>>
87%
56681
89%
**28
100%
ReloadSwiss RS 62
<<locked>>
89%
57058
89%
**92
100%
ReloadSwiss RS 70
<<locked>>
90%
56695
89%
**38
100%
ReloadSwiss RS 76
<<locked>>
97%
43323
68%
**84
98%
Rottweil R 903
<<locked>>
85%
56637
89%
**04
100%
Rottweil R 904
<<locked>>
94%
57000
89%
**43
98%
Rottweil R 905
<<locked>>
95%
56536
89%
**95
99%
Rottweil R 907
<<locked>>
87%
56739
89%
**20
99%
SNPE Vectan SP 11
<<locked>>
84%
56826
89%
**40
100%
SNPE Vectan Tubal 5000
<<locked>>
84%
56507
89%
**69
100%
SNPE Vectan Tubal 7000
<<locked>>
89%
57159
90%
**71
100%
Shooters World Long Rifle
<<locked>>
88%
57000
89%
**13
100%
Somchem S355
<<locked>>
85%
57203
90%
**10
100%
Somchem S361
<<locked>>
93%
56913
89%
**13
97%
Somchem S365
<<locked>>
92%
56898
89%
**69
100%
Somchem S385
<<locked>>
95%
56811
89%
**53
99%
Vihtavuori N135
<<locked>>
86%
56753
89%
**15
100%
Vihtavuori N150
<<locked>>
90%
57377
90%
**71
100%
Vihtavuori N160
<<locked>>
88%
56971
89%
**33
100%
Vihtavuori N165
<<locked>>
97%
50111
79%
**35
98%
Vihtavuori N550
<<locked>>
87%
56884
89%
**69
100%
Vihtavuori N555 👍
<<locked>>
96%
56565
89%
**89
100%
Vihtavuori N560
<<locked>>
97%
54244
85%
**22
97%
Vihtavuori N565
<<locked>>
97%
46093
72%
**51
96%
Winchester 6.5 StaBALL
<<locked>>
89%
56739
89%
**00
100%
Winchester 760
<<locked>>
86%
57116
90%
**92
100%
Winchester StaBALL HD 👍
<<locked>>
97%
47297
74%
**82
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
51372
80%
**18
100%
[ADI AR 2209]*
<<locked>>
81%
36042
56%
**89
93%
[ADI AR 2213]*
<<locked>>
82%
33765
53%
**49
90%
[ADI AR 2217]*
<<locked>>
92%
34127
53%
**46
90%
[ADI AR 2225]*
<<locked>>
90%
28703
45%
**31
90%
Accurate 2700
<<locked>>
81%
49676
78%
**53
98%
Accurate 3100
<<locked>>
81%
31734
50%
**57
95%
Accurate 4350
<<locked>>
81%
42960
67%
**33
100%
[Accurate MAGPRO]*
<<locked>>
87%
37710
59%
**74
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
52475
82%
**41
100%
Alliant Reloder-16
<<locked>>
81%
41466
65%
**43
100%
Alliant Reloder-17
<<locked>>
81%
47384
74%
**64
100%
[Alliant Reloder-19]*
<<locked>>
81%
35998
56%
**85
94%
[Alliant Reloder-22]*
<<locked>>
81%
31763
50%
**16
92%
Alliant Reloder-23
<<locked>>
81%
30545
48%
**93
98%
[Alliant Reloder-25]*
<<locked>>
81%
26760
42%
**75
92%
Alliant Reloder-26
<<locked>>
81%
32924
52%
**15
97%
[Hodgdon H1000]*
<<locked>>
92%
34127
53%
**46
90%
Hodgdon H414
<<locked>>
81%
48602
76%
**44
99%
Hodgdon H4350
<<locked>>
81%
39682
62%
**21
96%
[Hodgdon H4831]*
<<locked>>
85%
34809
55%
**30
90%
[Hodgdon H4831 SC]*
<<locked>>
82%
34809
55%
**30
90%
Hodgdon Hybrid 100V
<<locked>>
81%
38725
61%
**21
100%
Hodgdon LVR
<<locked>>
81%
45658
72%
**79
100%
[Hodgdon Retumbo]*
<<locked>>
90%
28703
45%
**31
90%
Hodgdon Superperformance
<<locked>>
81%
43729
69%
**89
98%
Hodgdon VARGET
<<locked>>
81%
51082
80%
**15
100%
Hodgdon TrailBoss
<<locked>>
81%
28123
44%
**47
100%
IMR 4064
<<locked>>
81%
50734
80%
**02
100%
IMR 4166 Enduron
<<locked>>
81%
49632
78%
**79
99%
IMR 4350
<<locked>>
81%
41785
65%
**61
97%
IMR 4451 Enduron
<<locked>>
81%
47935
75%
**62
99%
IMR 4831
<<locked>>
81%
37304
58%
**95
99%
[IMR 4955 Enduron]*
<<locked>>
81%
34156
54%
**87
90%
[IMR 7828 SSC]*
<<locked>>
82%
33431
52%
**52
90%
Lovex S065
<<locked>>
81%
45223
71%
**10
99%
Lovex S070
<<locked>>
81%
43395
68%
**97
98%
[Lovex S071]*
<<locked>>
81%
27340
43%
**39
93%
Norma 204
<<locked>>
81%
41292
65%
**94
95%
[Norma MRP]*
<<locked>>
81%
32938
52%
**79
94%
Norma URP
<<locked>>
81%
42380
66%
**20
99%
Ramshot Hunter
<<locked>>
81%
41060
64%
**07
98%
[Ramshot Magnum]*
<<locked>>
81%
29066
46%
**25
90%
ReloadSwiss RS 14
<<locked>>
81%
28572
45%
**86
100%
ReloadSwiss RS 50
<<locked>>
81%
53301
84%
**61
100%
ReloadSwiss RS 60
<<locked>>
81%
45672
72%
**51
100%
ReloadSwiss RS 62
<<locked>>
81%
42757
67%
**53
99%
ReloadSwiss RS 70
<<locked>>
81%
41234
65%
**66
99%
[ReloadSwiss RS 76]*
<<locked>>
85%
28993
45%
**74
90%
Rottweil R 903
<<locked>>
81%
50154
79%
**08
100%
[Rottweil R 904]*
<<locked>>
81%
37521
59%
**79
93%
[Rottweil R 905]*
<<locked>>
81%
35099
55%
**69
94%
Rottweil R 907
<<locked>>
81%
46383
73%
**40
98%
SNPE Vectan SP 11
<<locked>>
81%
51372
81%
**64
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
51053
80%
**00
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
44570
70%
**64
98%
Shooters World Long Rifle
<<locked>>
81%
45223
71%
**10
99%
Somchem S355
<<locked>>
81%
50111
79%
**99
100%
[Somchem S361]*
<<locked>>
81%
38145
60%
**62
92%
Somchem S365
<<locked>>
81%
38957
61%
**74
100%
Somchem S385
<<locked>>
81%
35839
56%
**59
95%
Vihtavuori N135
<<locked>>
81%
48878
77%
**00
100%
Vihtavuori N150
<<locked>>
81%
43192
68%
**48
100%
Vihtavuori N160
<<locked>>
81%
45556
71%
**46
100%
[Vihtavuori N165]*
<<locked>>
81%
29994
47%
**98
91%
Vihtavuori N550
<<locked>>
81%
46311
73%
**95
100%
Vihtavuori N555
<<locked>>
81%
34185
54%
**72
98%
[Vihtavuori N560]*
<<locked>>
83%
34447
54%
**95
90%
[Vihtavuori N565]*
<<locked>>
87%
33518
53%
**62
90%
Winchester 6.5 StaBALL
<<locked>>
81%
42931
67%
**77
100%
Winchester 760
<<locked>>
81%
48602
76%
**44
99%
Winchester StaBALL HD
<<locked>>
81%
24714
39%
**74
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.

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