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Load data for 7 mm WSM + .284 | 180gr | Sierra HPBT MatchKing

Recommended Powder(s):

7 mm WSM + .284 | 180gr | Sierra HPBT MatchKing

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 180gr | Sierra HPBT MatchKing
Manufacturer SKU:
1980
Bullet Weight:
180gr | 11.7g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.421" | 36.1mm
Caliber:
7 mm WSM load data
Case Length (l3):
2.090" | 53.1mm
Cartridge Length (C.O.L.):
2.817" | 71.6mm
Seated Depth:
0.694" | 17.6mm
Shank Seated Depth:
0.466" | 11.8mm
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_B5856_C1069
Last updated:
2025-01-01
Recommended Twist Rate:
1:10 - 1:8

Load data for 128 loads in caliber 7 mm WSM with .284 | 180gr | Sierra HPBT MatchKing bullet and 64 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".

  • Muzzle velocity vs. barrel length

    Every 1 inch additional barrel length increases muzzle velocity by approx. 30.8 fps

  • .

    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 2209 👍
<<locked>>
92%
56753
89%
**59
100%
ADI AR 2213
<<locked>>
95%
57203
90%
**02
99%
ADI AR 2217
<<locked>>
97%
44759
70%
**92
98%
ADI AR 2225
<<locked>>
97%
39711
62%
**56
99%
Accurate 3100
<<locked>>
95%
57087
89%
**03
100%
Accurate 4350
<<locked>>
86%
56579
89%
**07
100%
Accurate MAGPRO
<<locked>>
95%
57159
90%
**22
98%
Alliant Reloder-16
<<locked>>
87%
56739
89%
**43
100%
Alliant Reloder-19
<<locked>>
92%
57072
89%
**56
100%
Alliant Reloder-22 👍
<<locked>>
95%
57217
90%
**02
100%
Alliant Reloder-23
<<locked>>
96%
56449
88%
**36
100%
Alliant Reloder-25
<<locked>>
97%
50169
79%
**20
100%
Alliant Reloder-26
<<locked>>
92%
57000
89%
**25
100%
[Alliant Reloder-33]*
<<locked>>
97%
40553
64%
**79
92%
Hodgdon H1000
<<locked>>
97%
44759
70%
**92
98%
Hodgdon H4350
<<locked>>
90%
57319
90%
**00
100%
Hodgdon H4831
<<locked>>
97%
55840
88%
**20
99%
Hodgdon H4831 SC
<<locked>>
94%
57261
90%
**46
99%
Hodgdon Hybrid 100V
<<locked>>
89%
57188
90%
**71
100%
Hodgdon LVR
<<locked>>
85%
57130
90%
**20
100%
Hodgdon Retumbo
<<locked>>
97%
39711
62%
**56
99%
Hodgdon Superperformance
<<locked>>
85%
56985
89%
**76
100%
IMR 4350
<<locked>>
88%
56768
89%
**94
100%
IMR 4451 Enduron
<<locked>>
84%
57174
90%
**84
100%
IMR 4831
<<locked>>
91%
56478
88%
**90
100%
IMR 4955 Enduron
<<locked>>
95%
57421
90%
**17
99%
IMR 7828 SSC 👍
<<locked>>
94%
57188
90%
**12
99%
[IMR 7977 Enduron]*
<<locked>>
97%
52823
83%
**95
92%
IMR 8133 Enduron
<<locked>>
97%
35926
56%
**64
95%
Lovex S065
<<locked>>
85%
56753
89%
**61
100%
Lovex S070
<<locked>>
87%
57421
90%
**97
100%
Lovex S071
<<locked>>
97%
51459
81%
**31
100%
Norma 204
<<locked>>
87%
57377
90%
**46
100%
Norma 217
<<locked>>
97%
36027
56%
**93
97%
Norma MRP 👍
<<locked>>
93%
56956
89%
**15
100%
Norma URP
<<locked>>
87%
56840
89%
**13
100%
Ramshot Hunter
<<locked>>
87%
56797
89%
**36
100%
Ramshot Magnum 👍
<<locked>>
95%
56797
89%
**72
100%
ReloadSwiss RS 14
<<locked>>
96%
36042
56%
**70
100%
ReloadSwiss RS 60
<<locked>>
84%
56956
89%
**59
100%
ReloadSwiss RS 62
<<locked>>
86%
57000
89%
**33
100%
ReloadSwiss RS 70
<<locked>>
87%
56942
89%
**79
100%
ReloadSwiss RS 76
<<locked>>
97%
49429
77%
**79
100%
ReloadSwiss RS 80
<<locked>>
97%
44382
70%
**57
96%
Rottweil R 904
<<locked>>
91%
57363
90%
**17
99%
Rottweil R 905
<<locked>>
92%
56637
89%
**49
100%
Rottweil R 907
<<locked>>
85%
57130
90%
**84
100%
SNPE Vectan Tubal 7000
<<locked>>
86%
56840
89%
**35
100%
Shooters World Long Rifle
<<locked>>
85%
56753
89%
**61
100%
Somchem S361
<<locked>>
90%
57305
90%
**87
99%
Somchem S365
<<locked>>
89%
57043
89%
**07
100%
Somchem S385
<<locked>>
92%
56623
89%
**10
100%
Vihtavuori N135
<<locked>>
83%
57029
89%
**56
100%
Vihtavuori N150
<<locked>>
87%
56811
89%
**08
100%
Vihtavuori N160
<<locked>>
84%
56376
88%
**71
100%
Vihtavuori N165
<<locked>>
97%
56304
88%
**97
100%
Vihtavuori N550
<<locked>>
84%
56869
89%
**17
100%
Vihtavuori N555
<<locked>>
93%
57305
90%
**43
100%
Vihtavuori N560
<<locked>>
95%
57305
90%
**28
99%
Vihtavuori N565
<<locked>>
97%
52446
82%
**36
99%
Vihtavuori N568
<<locked>>
97%
46064
72%
**74
96%
[Vihtavuori N570]*
<<locked>>
97%
43598
68%
**48
93%
Winchester 6.5 StaBALL
<<locked>>
86%
57334
90%
**57
100%
Winchester StaBALL HD
<<locked>>
97%
55288
87%
**38
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
40103
63%
**74
97%
[ADI AR 2213]*
<<locked>>
81%
35650
56%
**98
94%
[ADI AR 2217]*
<<locked>>
83%
28848
45%
**18
90%
[ADI AR 2225]*
<<locked>>
81%
24236
38%
**16
90%
Accurate 3100
<<locked>>
81%
36056
57%
**52
98%
Accurate 4350
<<locked>>
81%
48327
76%
**82
100%
[Accurate MAGPRO]*
<<locked>>
81%
34664
54%
**95
92%
Alliant Reloder-16
<<locked>>
81%
46209
72%
**89
100%
Alliant Reloder-19
<<locked>>
81%
40234
63%
**67
97%
Alliant Reloder-22
<<locked>>
81%
35723
56%
**15
96%
Alliant Reloder-23
<<locked>>
81%
34476
54%
**75
100%
Alliant Reloder-25
<<locked>>
81%
30023
47%
**97
97%
Alliant Reloder-26
<<locked>>
81%
37811
59%
**16
100%
[Alliant Reloder-33]*
<<locked>>
94%
36463
57%
**87
90%
[Hodgdon H1000]*
<<locked>>
83%
28848
45%
**18
90%
Hodgdon H4350
<<locked>>
81%
43714
68%
**84
99%
[Hodgdon H4831]*
<<locked>>
81%
33736
53%
**06
93%
[Hodgdon H4831 SC]*
<<locked>>
81%
37376
59%
**95
94%
Hodgdon Hybrid 100V
<<locked>>
81%
43787
69%
**77
100%
Hodgdon LVR
<<locked>>
81%
50604
79%
**21
100%
[Hodgdon Retumbo]*
<<locked>>
81%
24236
38%
**16
90%
Hodgdon Superperformance
<<locked>>
81%
49559
78%
**61
100%
IMR 4350
<<locked>>
81%
46093
72%
**26
99%
IMR 4451 Enduron
<<locked>>
81%
52286
82%
**08
100%
IMR 4831
<<locked>>
81%
41481
65%
**57
100%
IMR 4955 Enduron
<<locked>>
81%
37695
59%
**62
95%
IMR 7828 SSC
<<locked>>
81%
36579
57%
**34
95%
[IMR 7977 Enduron]*
<<locked>>
93%
46717
73%
**00
90%
[IMR 8133 Enduron]*
<<locked>>
89%
28079
44%
**57
90%
Lovex S065
<<locked>>
81%
49516
78%
**56
100%
Lovex S070
<<locked>>
81%
47964
75%
**52
100%
Lovex S071
<<locked>>
81%
30893
48%
**38
97%
Norma 204
<<locked>>
81%
46209
72%
**66
98%
[Norma 217]*
<<locked>>
84%
24163
38%
**46
90%
Norma MRP
<<locked>>
81%
37579
59%
**84
98%
Norma URP
<<locked>>
81%
47195
74%
**69
100%
Ramshot Hunter
<<locked>>
81%
46122
72%
**75
100%
Ramshot Magnum
<<locked>>
81%
32967
52%
**49
96%
ReloadSwiss RS 14
<<locked>>
93%
34722
54%
**47
100%
ReloadSwiss RS 60
<<locked>>
81%
51735
81%
**94
100%
ReloadSwiss RS 62
<<locked>>
81%
48080
75%
**02
100%
ReloadSwiss RS 70
<<locked>>
81%
46253
72%
**21
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
28253
44%
**77
94%
[ReloadSwiss RS 80]*
<<locked>>
87%
30908
48%
**43
90%
Rottweil R 904
<<locked>>
81%
41524
65%
**51
97%
Rottweil R 905
<<locked>>
81%
39479
62%
**57
97%
Rottweil R 907
<<locked>>
81%
50691
79%
**82
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
48907
77%
**13
100%
Shooters World Long Rifle
<<locked>>
81%
49516
78%
**56
100%
Somchem S361
<<locked>>
81%
42206
66%
**38
96%
Somchem S365
<<locked>>
81%
44237
69%
**26
100%
Somchem S385
<<locked>>
81%
39871
62%
**34
98%
Vihtavuori N135
<<locked>>
81%
53592
84%
**13
100%
Vihtavuori N150
<<locked>>
81%
47210
74%
**74
100%
Vihtavuori N160
<<locked>>
81%
50778
80%
**95
100%
Vihtavuori N165
<<locked>>
81%
33721
53%
**00
96%
Vihtavuori N550
<<locked>>
81%
51140
80%
**28
100%
Vihtavuori N555
<<locked>>
81%
38798
61%
**51
100%
[Vihtavuori N560]*
<<locked>>
81%
35911
56%
**31
94%
[Vihtavuori N565]*
<<locked>>
81%
30792
48%
**97
92%
[Vihtavuori N568]*
<<locked>>
86%
31850
50%
**56
90%
[Vihtavuori N570]*
<<locked>>
93%
37927
59%
**20
90%
Winchester 6.5 StaBALL
<<locked>>
81%
47834
75%
**30
100%
Winchester StaBALL HD
<<locked>>
81%
30356
48%
**05
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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