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Load data for 7 mm PRC + .284 | 175gr | Sierra SBT GameKing

Recommended Powder(s): ADI AR 2213, Alliant Reloder-22, IMR 7828 SSC, ReloadSwiss RS 76, Vihtavuori N560

7 mm PRC + .284 | 175gr | Sierra SBT GameKing

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 175gr | Sierra SBT GameKing
Manufacturer SKU:
1940
Bullet Weight:
175gr | 11.3g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.394" | 35.4mm
Caliber:
7 mm PRC load data
Case Length (l3):
2.280" | 57.9mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.384" | 9.8mm
Shank Seated Depth:
0.159" | 4.0mm
Case Capacity:
82.0 Grains of Water | 5.32 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
64977 psi | 4480 bar
LID:
LID_B5854_C1049
Last updated:
2025-02-02
Recommended Twist Rate:
1:10 - 1:9

Load data for 126 loads in caliber 7 mm PRC with .284 | 175gr | Sierra SBT GameKing bullet and 63 powders such as ADI AR 2213, Alliant Reloder-22, IMR 7828 SSC, ReloadSwiss RS 76, Vihtavuori N560. 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. 32.8 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>>
90%
57841
89%
**28
100%
ADI AR 2213 👍
<<locked>>
93%
58218
90%
**74
100%
ADI AR 2217
<<locked>>
97%
47674
73%
**97
98%
ADI AR 2225
<<locked>>
97%
42511
65%
**57
100%
Accurate 3100
<<locked>>
93%
57914
89%
**66
100%
Accurate 4350
<<locked>>
84%
57696
89%
**72
100%
Accurate MAGPRO
<<locked>>
93%
57551
89%
**77
98%
Alliant Reloder-16
<<locked>>
86%
57841
89%
**15
100%
Alliant Reloder-19
<<locked>>
91%
57856
89%
**28
100%
Alliant Reloder-22 👍
<<locked>>
93%
58349
90%
**71
100%
Alliant Reloder-23
<<locked>>
95%
58378
90%
**12
100%
Alliant Reloder-25
<<locked>>
97%
54012
83%
**28
100%
Alliant Reloder-26
<<locked>>
90%
58262
90%
**87
100%
[Alliant Reloder-33]*
<<locked>>
97%
43874
68%
**97
94%
Hodgdon H1000
<<locked>>
97%
47674
73%
**97
98%
Hodgdon H4350
<<locked>>
89%
58479
90%
**69
100%
Hodgdon H4831
<<locked>>
96%
58073
89%
**18
99%
Hodgdon H4831 SC
<<locked>>
92%
58073
89%
**18
99%
Hodgdon Hybrid 100V
<<locked>>
88%
58175
90%
**43
100%
Hodgdon LVR
<<locked>>
84%
58044
89%
**82
100%
Hodgdon Retumbo
<<locked>>
97%
42511
65%
**57
100%
Hodgdon Superperformance
<<locked>>
83%
57812
89%
**41
100%
Hodgdon TrailBoss
<<locked>>
96%
35679
55%
**90
100%
IMR 4350
<<locked>>
87%
58001
89%
**62
100%
IMR 4831
<<locked>>
90%
57435
88%
**56
100%
IMR 4955 Enduron
<<locked>>
93%
57812
89%
**76
99%
IMR 7828 SSC 👍
<<locked>>
92%
58102
89%
**77
100%
[IMR 7977 Enduron]*
<<locked>>
97%
55796
86%
**07
93%
IMR 8133 Enduron
<<locked>>
97%
38508
59%
**66
96%
Lovex S065
<<locked>>
85%
58088
89%
**36
100%
Lovex S070
<<locked>>
85%
57827
89%
**59
100%
Lovex S071
<<locked>>
97%
54578
84%
**20
100%
Norma 204
<<locked>>
86%
57899
89%
**08
100%
Norma 217
<<locked>>
97%
38667
60%
**98
98%
Norma MRP
<<locked>>
91%
58059
89%
**87
100%
Norma URP
<<locked>>
86%
58218
90%
**82
100%
Ramshot Hunter
<<locked>>
86%
58320
90%
**15
100%
Ramshot Magnum
<<locked>>
94%
57957
89%
**41
100%
ReloadSwiss RS 14
<<locked>>
97%
36622
56%
**32
100%
ReloadSwiss RS 62
<<locked>>
85%
58189
90%
**05
100%
ReloadSwiss RS 70
<<locked>>
85%
57928
89%
**44
100%
ReloadSwiss RS 76 👍
<<locked>>
97%
53359
82%
**87
100%
ReloadSwiss RS 80
<<locked>>
97%
48327
74%
**82
98%
Rottweil R 904
<<locked>>
90%
58291
90%
**89
99%
Rottweil R 905
<<locked>>
91%
58450
90%
**28
100%
Rottweil R 907
<<locked>>
84%
57725
89%
**49
100%
SNPE Vectan Tubal 7000
<<locked>>
85%
57957
89%
**07
100%
Shooters World Long Rifle
<<locked>>
85%
58088
89%
**36
100%
Somchem S361
<<locked>>
89%
58392
90%
**59
99%
Somchem S365
<<locked>>
87%
57769
89%
**72
100%
Somchem S385
<<locked>>
90%
57899
89%
**89
100%
Vihtavuori N150
<<locked>>
86%
58146
89%
**80
100%
Vihtavuori N160
<<locked>>
84%
58363
90%
**49
100%
Vihtavuori N165
<<locked>>
96%
58407
90%
**82
100%
[Vihtavuori N170]*
<<locked>>
97%
44730
69%
**82
92%
Vihtavuori N550
<<locked>>
83%
57856
89%
**85
100%
Vihtavuori N555
<<locked>>
91%
57696
89%
**02
100%
Vihtavuori N560 👍
<<locked>>
93%
58334
90%
**94
99%
Vihtavuori N565
<<locked>>
97%
56376
87%
**51
99%
Vihtavuori N568
<<locked>>
97%
49705
76%
**82
97%
[Vihtavuori N570]*
<<locked>>
97%
47181
73%
**66
94%
Winchester 6.5 StaBALL
<<locked>>
85%
57899
89%
**10
100%
Winchester StaBALL HD
<<locked>>
95%
58059
89%
**10
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
42627
66%
**66
98%
ADI AR 2213
<<locked>>
81%
37971
58%
**03
95%
[ADI AR 2217]*
<<locked>>
81%
28703
44%
**47
90%
[ADI AR 2225]*
<<locked>>
81%
25730
40%
**05
92%
Accurate 3100
<<locked>>
81%
38406
59%
**41
99%
Accurate 4350
<<locked>>
81%
51184
79%
**84
100%
[Accurate MAGPRO]*
<<locked>>
81%
37434
58%
**00
93%
Alliant Reloder-16
<<locked>>
81%
49226
76%
**90
100%
Alliant Reloder-19
<<locked>>
81%
42554
66%
**62
98%
Alliant Reloder-22
<<locked>>
81%
38334
59%
**10
97%
Alliant Reloder-23
<<locked>>
81%
37057
57%
**70
100%
Alliant Reloder-25
<<locked>>
81%
31908
49%
**88
98%
Alliant Reloder-26
<<locked>>
81%
40930
63%
**18
100%
[Alliant Reloder-33]*
<<locked>>
92%
36535
56%
**23
90%
[Hodgdon H1000]*
<<locked>>
81%
28703
44%
**47
90%
Hodgdon H4350
<<locked>>
81%
46137
71%
**79
99%
[Hodgdon H4831]*
<<locked>>
81%
35955
55%
**08
94%
Hodgdon H4831 SC
<<locked>>
81%
39813
61%
**93
95%
Hodgdon Hybrid 100V
<<locked>>
81%
46151
71%
**62
100%
Hodgdon LVR
<<locked>>
81%
53316
82%
**13
100%
[Hodgdon Retumbo]*
<<locked>>
81%
25730
40%
**05
92%
Hodgdon Superperformance
<<locked>>
81%
52939
81%
**69
100%
Hodgdon TrailBoss
<<locked>>
91%
33214
51%
**44
100%
IMR 4350
<<locked>>
81%
48385
74%
**21
100%
IMR 4831
<<locked>>
81%
43976
68%
**52
100%
IMR 4955 Enduron
<<locked>>
81%
39784
61%
**57
95%
IMR 7828 SSC
<<locked>>
81%
39059
60%
**36
96%
[IMR 7977 Enduron]*
<<locked>>
91%
45861
71%
**33
90%
[IMR 8133 Enduron]*
<<locked>>
87%
27876
43%
**87
90%
Lovex S065
<<locked>>
81%
52112
80%
**54
100%
Lovex S070
<<locked>>
81%
50546
78%
**48
100%
Lovex S071
<<locked>>
81%
33083
51%
**26
98%
Norma 204
<<locked>>
81%
48718
75%
**61
99%
[Norma 217]*
<<locked>>
83%
24569
38%
**98
90%
Norma MRP
<<locked>>
81%
40132
62%
**79
99%
Norma URP
<<locked>>
81%
49893
77%
**64
100%
Ramshot Hunter
<<locked>>
81%
48704
75%
**71
100%
Ramshot Magnum
<<locked>>
81%
35404
54%
**51
97%
ReloadSwiss RS 14
<<locked>>
88%
32285
50%
**50
100%
ReloadSwiss RS 62
<<locked>>
81%
51140
79%
**00
100%
ReloadSwiss RS 70
<<locked>>
81%
49226
76%
**20
100%
ReloadSwiss RS 76
<<locked>>
81%
30182
46%
**79
95%
[ReloadSwiss RS 80]*
<<locked>>
85%
31067
48%
**85
90%
Rottweil R 904
<<locked>>
81%
43816
67%
**43
97%
Rottweil R 905
<<locked>>
81%
41887
64%
**49
98%
Rottweil R 907
<<locked>>
81%
53272
82%
**80
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
51068
79%
**08
100%
Shooters World Long Rifle
<<locked>>
81%
52112
80%
**54
100%
Somchem S361
<<locked>>
81%
44440
68%
**33
97%
Somchem S365
<<locked>>
81%
47065
72%
**18
100%
Somchem S385
<<locked>>
81%
42482
65%
**33
99%
Vihtavuori N150
<<locked>>
81%
49748
77%
**66
100%
Vihtavuori N160
<<locked>>
81%
53621
83%
**90
100%
Vihtavuori N165
<<locked>>
81%
35839
55%
**92
97%
[Vihtavuori N170]*
<<locked>>
93%
40147
62%
**84
90%
Vihtavuori N550
<<locked>>
81%
53983
83%
**23
100%
Vihtavuori N555
<<locked>>
81%
41524
64%
**46
100%
Vihtavuori N560
<<locked>>
81%
38334
59%
**30
95%
[Vihtavuori N565]*
<<locked>>
81%
33025
51%
**92
93%
[Vihtavuori N568]*
<<locked>>
84%
32126
49%
**98
90%
[Vihtavuori N570]*
<<locked>>
90%
36956
57%
**46
90%
Winchester 6.5 StaBALL
<<locked>>
81%
50459
78%
**15
100%
Winchester StaBALL HD
<<locked>>
81%
33301
51%
**00
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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