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Load data for 7 mm Rem. Mag. + .284 | 140gr | Sierra HPBT GameKing

Recommended Powder(s): Alliant Reloder-26, Norma URP, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70

7 mm Rem. Mag. + .284 | 140gr | Sierra HPBT GameKing

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 140gr | Sierra HPBT GameKing
Manufacturer SKU:
1902
Bullet Weight:
140gr | 9.1g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.310" | 33.3mm
Caliber:
7 mm Rem. Mag. load data
Case Length (l3):
2.500" | 63.5mm
Cartridge Length (C.O.L.):
3.241" | 82.3mm
Seated Depth:
0.569" | 14.5mm
Shank Seated Depth:
0.399" | 10.1mm
Case Capacity:
82.0 Grains of Water | 5.32 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
62366 psi | 4300 bar
LID:
LID_B5838_C1064
Last updated:
2025-02-02
Recommended Twist Rate:
1:10 - 1:9

Load data for 138 loads in caliber 7 mm Rem. Mag. with .284 | 140gr | Sierra HPBT GameKing bullet and 69 powders such as Alliant Reloder-26, Norma URP, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70. 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. 33.2 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 2208
<<locked>>
85%
56115
90%
**76
100%
ADI AR 2209
<<locked>>
96%
56086
90%
**68
98%
ADI AR 2213
<<locked>>
97%
51387
82%
**12
96%
Accurate 2700
<<locked>>
86%
55738
89%
**30
99%
Accurate 3100
<<locked>>
97%
51024
82%
**36
99%
Accurate 4350
<<locked>>
91%
55941
90%
**31
100%
[Accurate MAGPRO]*
<<locked>>
97%
50285
81%
**12
94%
Alliant Reloder- TS 15.5
<<locked>>
84%
55506
89%
**79
100%
Alliant Reloder-16
<<locked>>
92%
55245
89%
**74
100%
Alliant Reloder-17
<<locked>>
87%
55579
89%
**77
100%
Alliant Reloder-19
<<locked>>
96%
55332
89%
**54
98%
Alliant Reloder-22
<<locked>>
97%
50691
81%
**09
97%
Alliant Reloder-23
<<locked>>
97%
48356
78%
**59
100%
Alliant Reloder-25
<<locked>>
97%
41872
67%
**64
98%
Alliant Reloder-26 👍
<<locked>>
97%
54940
88%
**43
100%
Hodgdon H380
<<locked>>
84%
55608
89%
**89
100%
Hodgdon H414
<<locked>>
87%
55999
90%
**51
99%
Hodgdon H4350
<<locked>>
93%
55288
89%
**89
99%
[Hodgdon H4831]*
<<locked>>
97%
47703
76%
**87
94%
Hodgdon H4831 SC
<<locked>>
97%
53940
86%
**99
96%
Hodgdon Hybrid 100V
<<locked>>
94%
55840
90%
**95
100%
Hodgdon LVR
<<locked>>
89%
55477
89%
**28
100%
Hodgdon Superperformance
<<locked>>
89%
56086
90%
**91
99%
Hodgdon VARGET
<<locked>>
85%
55825
90%
**72
100%
Hodgdon TrailBoss
<<locked>>
96%
34679
56%
**47
100%
IMR 4064
<<locked>>
85%
55448
89%
**53
100%
IMR 4166 Enduron
<<locked>>
86%
55463
89%
**49
99%
IMR 4350
<<locked>>
91%
55216
89%
**86
99%
IMR 4451 Enduron
<<locked>>
87%
55825
90%
**79
99%
IMR 4831
<<locked>>
96%
55854
90%
**18
100%
IMR 4955 Enduron
<<locked>>
97%
52591
84%
**43
96%
IMR 7828 SSC
<<locked>>
97%
53316
85%
**58
96%
Lovex S065
<<locked>>
89%
56014
90%
**79
100%
Lovex S070
<<locked>>
91%
55970
90%
**99
99%
Lovex S071
<<locked>>
97%
42670
68%
**76
98%
Norma 204
<<locked>>
91%
55724
89%
**41
98%
Norma MRP
<<locked>>
97%
53882
86%
**04
99%
Norma URP 👍
<<locked>>
91%
55579
89%
**35
100%
Ramshot Hunter 👍
<<locked>>
92%
55463
89%
**51
100%
Ramshot Magnum
<<locked>>
97%
49429
79%
**72
98%
ReloadSwiss RS 14
<<locked>>
97%
35737
57%
**96
100%
ReloadSwiss RS 50
<<locked>>
84%
55506
89%
**72
99%
ReloadSwiss RS 60
<<locked>>
88%
56028
90%
**07
100%
ReloadSwiss RS 62 👍
<<locked>>
91%
55854
90%
**64
100%
ReloadSwiss RS 70 👍
<<locked>>
91%
55593
89%
**04
100%
ReloadSwiss RS 76
<<locked>>
97%
40277
65%
**58
96%
Rottweil R 903
<<locked>>
86%
55912
90%
**79
100%
Rottweil R 904
<<locked>>
95%
55608
89%
**05
97%
Rottweil R 905
<<locked>>
97%
55869
90%
**61
98%
Rottweil R 907
<<locked>>
88%
56115
90%
**86
99%
SNPE Vectan SP 11
<<locked>>
85%
55579
89%
**15
100%
SNPE Vectan Tubal 5000
<<locked>>
85%
55579
89%
**48
100%
SNPE Vectan Tubal 7000
<<locked>>
90%
55898
90%
**30
99%
Shooters World Long Rifle
<<locked>>
89%
56014
90%
**79
100%
Somchem S355
<<locked>>
86%
55332
89%
**66
100%
Somchem S361
<<locked>>
94%
56130
90%
**76
96%
Somchem S365
<<locked>>
93%
55448
89%
**45
100%
Somchem S385
<<locked>>
96%
55912
90%
**22
99%
Vihtavuori N135
<<locked>>
87%
55564
89%
**84
100%
Vihtavuori N150
<<locked>>
91%
55927
90%
**40
100%
Vihtavuori N160
<<locked>>
89%
55941
90%
**99
100%
Vihtavuori N165
<<locked>>
97%
47152
76%
**54
97%
Vihtavuori N550
<<locked>>
88%
55448
89%
**31
100%
Vihtavuori N555
<<locked>>
97%
53592
86%
**31
100%
Vihtavuori N560
<<locked>>
97%
50575
81%
**25
95%
[Vihtavuori N565]*
<<locked>>
97%
43424
70%
**67
93%
Winchester 6.5 StaBALL
<<locked>>
90%
55956
90%
**66
100%
Winchester 760
<<locked>>
87%
55999
90%
**51
99%
Winchester StaBALL HD
<<locked>>
97%
43163
69%
**02
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
49327
79%
**64
100%
[ADI AR 2209]*
<<locked>>
81%
34127
55%
**95
91%
[ADI AR 2213]*
<<locked>>
87%
36883
59%
**90
90%
Accurate 2700
<<locked>>
81%
47630
76%
**89
97%
[Accurate 3100]*
<<locked>>
81%
29530
47%
**61
93%
Accurate 4350
<<locked>>
81%
40205
64%
**49
99%
[Accurate MAGPRO]*
<<locked>>
91%
41278
66%
**18
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
50183
80%
**87
100%
Alliant Reloder-16
<<locked>>
81%
38972
62%
**62
99%
Alliant Reloder-17
<<locked>>
81%
44643
72%
**94
100%
[Alliant Reloder-19]*
<<locked>>
81%
33924
54%
**98
91%
[Alliant Reloder-22]*
<<locked>>
83%
32155
52%
**82
90%
Alliant Reloder-23
<<locked>>
81%
28718
46%
**03
97%
[Alliant Reloder-25]*
<<locked>>
83%
26716
43%
**28
90%
Alliant Reloder-26
<<locked>>
81%
30734
49%
**08
95%
Hodgdon H380
<<locked>>
81%
50807
81%
**20
100%
Hodgdon H414
<<locked>>
81%
46021
74%
**81
98%
[Hodgdon H4350]*
<<locked>>
81%
37884
61%
**48
94%
[Hodgdon H4831]*
<<locked>>
89%
37478
60%
**61
90%
[Hodgdon H4831 SC]*
<<locked>>
86%
37478
60%
**61
90%
Hodgdon Hybrid 100V
<<locked>>
81%
36666
59%
**44
99%
Hodgdon LVR
<<locked>>
81%
42931
69%
**05
99%
Hodgdon Superperformance
<<locked>>
81%
41379
66%
**15
96%
Hodgdon VARGET
<<locked>>
81%
48936
78%
**51
100%
Hodgdon TrailBoss
<<locked>>
81%
27891
45%
**96
100%
IMR 4064
<<locked>>
81%
48443
78%
**35
100%
IMR 4166 Enduron
<<locked>>
81%
47282
76%
**05
98%
IMR 4350
<<locked>>
81%
39566
63%
**87
95%
IMR 4451 Enduron
<<locked>>
81%
45643
73%
**99
97%
IMR 4831
<<locked>>
81%
34911
56%
**12
97%
[IMR 4955 Enduron]*
<<locked>>
85%
36564
59%
**02
90%
[IMR 7828 SSC]*
<<locked>>
86%
36405
58%
**94
90%
Lovex S065
<<locked>>
81%
43192
69%
**46
98%
Lovex S070
<<locked>>
81%
41205
66%
**26
97%
[Lovex S071]*
<<locked>>
81%
25425
41%
**39
90%
[Norma 204]*
<<locked>>
81%
39233
63%
**17
94%
[Norma MRP]*
<<locked>>
81%
31111
50%
**85
91%
Norma URP
<<locked>>
81%
39755
64%
**43
98%
Ramshot Hunter
<<locked>>
81%
38914
62%
**30
97%
[Ramshot Magnum]*
<<locked>>
84%
30966
50%
**36
90%
ReloadSwiss RS 14
<<locked>>
81%
28340
45%
**36
100%
ReloadSwiss RS 50
<<locked>>
81%
50778
81%
**97
99%
ReloadSwiss RS 60
<<locked>>
81%
43105
69%
**81
100%
ReloadSwiss RS 62
<<locked>>
81%
40103
64%
**62
98%
ReloadSwiss RS 70
<<locked>>
81%
38638
62%
**72
98%
[ReloadSwiss RS 76]*
<<locked>>
89%
31270
50%
**98
90%
Rottweil R 903
<<locked>>
81%
47384
76%
**38
100%
[Rottweil R 904]*
<<locked>>
81%
35447
57%
**85
90%
[Rottweil R 905]*
<<locked>>
81%
33098
53%
**85
91%
Rottweil R 907
<<locked>>
81%
44222
71%
**72
97%
SNPE Vectan SP 11
<<locked>>
81%
48689
78%
**04
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
48559
78%
**43
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
42163
68%
**87
97%
Shooters World Long Rifle
<<locked>>
81%
43192
69%
**46
98%
Somchem S355
<<locked>>
81%
47790
77%
**44
100%
[Somchem S361]*
<<locked>>
82%
36941
59%
**02
90%
Somchem S365
<<locked>>
81%
36158
58%
**90
100%
[Somchem S385]*
<<locked>>
81%
33620
54%
**69
93%
Vihtavuori N135
<<locked>>
81%
46369
74%
**43
100%
Vihtavuori N150
<<locked>>
81%
40785
65%
**77
100%
Vihtavuori N160
<<locked>>
81%
43308
69%
**82
99%
[Vihtavuori N165]*
<<locked>>
83%
30284
49%
**67
90%
Vihtavuori N550
<<locked>>
81%
43685
70%
**22
99%
Vihtavuori N555
<<locked>>
81%
31662
51%
**79
97%
[Vihtavuori N560]*
<<locked>>
87%
36999
59%
**23
90%
[Vihtavuori N565]*
<<locked>>
92%
36056
58%
**00
90%
Winchester 6.5 StaBALL
<<locked>>
81%
40495
65%
**07
100%
Winchester 760
<<locked>>
81%
46021
74%
**81
98%
Winchester StaBALL HD
<<locked>>
81%
25396
41%
**61
95%

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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