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Load data for .280 Rem. + .284 | 165gr | Sierra Tipped GameKing

Recommended Powder(s):

.280 Rem. + .284 | 165gr | Sierra Tipped GameKing

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 165gr | Sierra Tipped GameKing
Manufacturer SKU:
4565
Bullet Weight:
165gr | 10.7g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
<<locked>>
Caliber:
.280 Rem. load data
Case Length (l3):
2.540" | 64.5mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
67.9 Grains of Water | 4.41 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
58740 psi | 4050 bar
LID:
LID_B5849_C289
Last updated:
2026-03-08
Recommended Twist Rate:
1:9 - 1:8

Load data for 170 loads in caliber .280 Rem. with .284 | 165gr | Sierra Tipped GameKing bullet and 85 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.

    .

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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>>
87%
52808
90%
**02
100%
ADI AR 2209
<<locked>>
97%
49211
84%
**25
96%
[ADI AR 2213]*
<<locked>>
97%
44309
75%
**59
93%
Accurate 2700
<<locked>>
88%
52475
89%
**59
98%
Accurate 3100
<<locked>>
96%
41800
71%
**80
97%
Accurate 4064
<<locked>>
85%
52141
89%
**72
100%
Accurate 4350
<<locked>>
93%
52286
89%
**64
100%
Alliant Power Pro 2000-MR
<<locked>>
84%
52489
89%
**30
100%
Alliant Reloder- TS 15.5
<<locked>>
87%
52257
89%
**12
100%
Alliant Reloder-15
<<locked>>
85%
52417
89%
**25
100%
Alliant Reloder-16 👍
<<locked>>
95%
52808
90%
**10
100%
Alliant Reloder-17
<<locked>>
90%
51735
88%
**07
100%
Alliant Reloder-19
<<locked>>
96%
48066
82%
**15
96%
Alliant Reloder-22
<<locked>>
97%
42598
73%
**56
95%
Alliant Reloder-23
<<locked>>
97%
40205
68%
**20
100%
Alliant Reloder-25
<<locked>>
97%
35244
60%
**25
96%
Alliant Reloder-26
<<locked>>
97%
44773
76%
**77
99%
[Bofors RP15]*
<<locked>>
97%
38943
66%
**80
93%
Bofors RP3
<<locked>>
86%
52112
89%
**12
100%
Bofors RP5
<<locked>>
97%
42598
73%
**56
95%
Bofors RP7
<<locked>>
91%
52721
90%
**05
98%
Hodgdon CFE223
<<locked>>
85%
52344
89%
**64
100%
Hodgdon H380
<<locked>>
86%
52721
90%
**28
100%
Hodgdon H414 👍
<<locked>>
90%
52823
90%
**80
99%
Hodgdon H4350
<<locked>>
96%
52663
90%
**28
98%
[Hodgdon H4831 SC]*
<<locked>>
97%
46441
79%
**56
93%
Hodgdon Hybrid 100V
<<locked>>
97%
52649
90%
**41
100%
Hodgdon LVR
<<locked>>
92%
52649
90%
**67
100%
Hodgdon Superperformance
<<locked>>
92%
51967
88%
**00
98%
Hodgdon VARGET
<<locked>>
87%
52272
89%
**95
100%
Hodgdon TrailBoss
<<locked>>
95%
33953
58%
**75
100%
IMR 3031
<<locked>>
83%
51880
88%
**75
100%
IMR 4064
<<locked>>
87%
51938
88%
**82
100%
IMR 4166 Enduron
<<locked>>
88%
52272
89%
**69
98%
IMR 4350
<<locked>>
94%
52591
90%
**25
98%
IMR 4451 Enduron
<<locked>>
89%
52562
89%
**08
99%
IMR 4831
<<locked>>
97%
49327
84%
**05
100%
IMR 4895
<<locked>>
84%
52808
90%
**38
100%
[IMR 4955 Enduron]*
<<locked>>
96%
45658
78%
**07
93%
[IMR 7828 SSC]*
<<locked>>
97%
44527
76%
**75
93%
Lovex S062
<<locked>>
85%
52634
90%
**82
100%
Lovex S065
<<locked>>
91%
51938
88%
**98
99%
Lovex S070
<<locked>>
93%
52272
89%
**25
99%
Lovex S071
<<locked>>
97%
35244
60%
**52
95%
Norma 203B
<<locked>>
85%
52591
90%
**25
100%
Norma 204
<<locked>>
94%
52040
89%
**54
97%
Norma MRP
<<locked>>
97%
44976
77%
**38
97%
Norma URP
<<locked>>
94%
52663
90%
**71
100%
Ramshot Big Game
<<locked>>
85%
52852
90%
**48
100%
Ramshot Grand
<<locked>>
97%
47021
80%
**35
95%
Ramshot Hunter
<<locked>>
95%
52605
90%
**90
99%
Ramshot Magnum
<<locked>>
97%
40828
70%
**03
95%
ReloadSwiss RS 14
<<locked>>
96%
34882
59%
**17
100%
ReloadSwiss RS 50
<<locked>>
86%
52779
90%
**12
99%
ReloadSwiss RS 60
<<locked>>
88%
52069
89%
**20
100%
ReloadSwiss RS 62 👍
<<locked>>
93%
52170
89%
**90
100%
ReloadSwiss RS 70 👍
<<locked>>
94%
52707
90%
**40
100%
Rottweil R 902
<<locked>>
84%
52547
89%
**66
100%
Rottweil R 903
<<locked>>
88%
52054
89%
**08
100%
Rottweil R 904
<<locked>>
97%
50865
87%
**05
96%
Rottweil R 905
<<locked>>
97%
47079
80%
**02
96%
Rottweil R 907
<<locked>>
91%
52721
90%
**05
98%
SNPE Vectan SP 11
<<locked>>
87%
52214
89%
**41
100%
SNPE Vectan Tubal 5000
<<locked>>
87%
52344
89%
**93
100%
SNPE Vectan Tubal 7000
<<locked>>
92%
52489
89%
**62
99%
Shooters World Long Rifle
<<locked>>
91%
51938
88%
**98
99%
Shooters World Precision
<<locked>>
85%
52634
90%
**82
100%
Somchem S355
<<locked>>
88%
52547
89%
**05
100%
Somchem S361
<<locked>>
97%
52562
89%
**95
95%
Somchem S365
<<locked>>
97%
52083
89%
**87
100%
Somchem S385
<<locked>>
97%
48385
82%
**92
97%
Vihtavuori N133
<<locked>>
84%
52388
89%
**77
100%
Vihtavuori N135
<<locked>>
89%
51982
89%
**23
100%
Vihtavuori N140
<<locked>>
84%
52489
89%
**43
100%
Vihtavuori N150
<<locked>>
93%
51866
88%
**66
100%
Vihtavuori N160
<<locked>>
91%
51953
88%
**21
100%
Vihtavuori N165
<<locked>>
97%
39856
68%
**28
95%
Vihtavuori N540
<<locked>>
85%
52692
90%
**72
100%
Vihtavuori N550
<<locked>>
91%
52141
89%
**61
100%
Vihtavuori N555
<<locked>>
97%
44846
76%
**95
100%
[Vihtavuori N560]*
<<locked>>
97%
42931
73%
**72
92%
Winchester 6.5 StaBALL
<<locked>>
93%
52011
89%
**08
100%
Winchester 760 👍
<<locked>>
90%
52823
90%
**80
99%
Winchester StaBALL HD
<<locked>>
97%
32053
55%
**30
100%
Winchester Supreme 780
<<locked>>
97%
49777
85%
**05
97%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
43656
74%
**57
99%
[ADI AR 2209]*
<<locked>>
84%
32996
56%
**93
90%
[ADI AR 2213]*
<<locked>>
92%
37971
65%
**21
90%
Accurate 2700
<<locked>>
81%
41974
71%
**79
95%
[Accurate 3100]*
<<locked>>
82%
25208
43%
**00
90%
Accurate 4064
<<locked>>
81%
45585
78%
**77
100%
Accurate 4350
<<locked>>
81%
34142
58%
**39
97%
Alliant Power Pro 2000-MR
<<locked>>
81%
47529
81%
**48
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
43961
75%
**80
100%
Alliant Reloder-15
<<locked>>
81%
46847
80%
**39
100%
Alliant Reloder-16
<<locked>>
81%
33953
58%
**52
97%
Alliant Reloder-17
<<locked>>
81%
37913
65%
**64
99%
[Alliant Reloder-19]*
<<locked>>
84%
32445
55%
**83
90%
[Alliant Reloder-22]*
<<locked>>
88%
32097
55%
**20
90%
[Alliant Reloder-23]*
<<locked>>
81%
24700
42%
**23
94%
[Alliant Reloder-25]*
<<locked>>
88%
26890
46%
**82
90%
[Alliant Reloder-26]*
<<locked>>
81%
26063
44%
**05
91%
[Bofors RP15]*
<<locked>>
91%
33011
56%
**43
90%
Bofors RP3
<<locked>>
81%
43758
75%
**87
100%
[Bofors RP5]*
<<locked>>
88%
32097
55%
**20
90%
Bofors RP7
<<locked>>
81%
39102
67%
**59
95%
Hodgdon CFE223
<<locked>>
81%
45701
78%
**59
99%
Hodgdon H380
<<locked>>
81%
44425
76%
**90
99%
Hodgdon H414
<<locked>>
81%
39552
67%
**54
96%
[Hodgdon H4350]*
<<locked>>
81%
32880
56%
**51
92%
[Hodgdon H4831 SC]*
<<locked>>
91%
38290
65%
**95
90%
Hodgdon Hybrid 100V
<<locked>>
81%
31256
53%
**54
98%
Hodgdon LVR
<<locked>>
81%
37159
63%
**92
97%
[Hodgdon Superperformance]*
<<locked>>
81%
35491
60%
**92
94%
Hodgdon VARGET
<<locked>>
81%
43308
74%
**51
99%
Hodgdon TrailBoss
<<locked>>
85%
29109
50%
**83
100%
IMR 3031
<<locked>>
81%
47877
82%
**20
100%
IMR 4064
<<locked>>
81%
42917
73%
**34
99%
IMR 4166 Enduron
<<locked>>
81%
42685
73%
**05
97%
[IMR 4350]*
<<locked>>
81%
34824
59%
**93
93%
IMR 4451 Enduron
<<locked>>
81%
40480
69%
**92
96%
IMR 4831
<<locked>>
81%
30124
51%
**28
95%
IMR 4895
<<locked>>
81%
47964
82%
**62
100%
[IMR 4955 Enduron]*
<<locked>>
90%
37260
63%
**43
90%
[IMR 7828 SSC]*
<<locked>>
91%
37623
64%
**31
90%
Lovex S062
<<locked>>
81%
46195
79%
**90
100%
Lovex S065
<<locked>>
81%
37811
64%
**49
97%
Lovex S070
<<locked>>
81%
36100
61%
**23
95%
[Lovex S071]*
<<locked>>
86%
24990
43%
**96
90%
Norma 203B
<<locked>>
81%
46209
79%
**26
100%
[Norma 204]*
<<locked>>
81%
33968
58%
**06
91%
[Norma MRP]*
<<locked>>
84%
29689
51%
**80
90%
Norma URP
<<locked>>
81%
34229
58%
**43
97%
Ramshot Big Game
<<locked>>
81%
46137
79%
**46
100%
[Ramshot Grand]*
<<locked>>
90%
37057
63%
**28
90%
[Ramshot Hunter]*
<<locked>>
81%
33431
57%
**23
94%
[Ramshot Magnum]*
<<locked>>
90%
31720
54%
**90
90%
ReloadSwiss RS 14
<<locked>>
81%
27702
47%
**80
100%
ReloadSwiss RS 50
<<locked>>
81%
44672
76%
**77
98%
ReloadSwiss RS 60
<<locked>>
81%
40451
69%
**23
100%
ReloadSwiss RS 62
<<locked>>
81%
33750
57%
**56
97%
ReloadSwiss RS 70
<<locked>>
81%
33446
57%
**62
96%
Rottweil R 902
<<locked>>
81%
47834
81%
**93
100%
Rottweil R 903
<<locked>>
81%
41263
70%
**31
100%
[Rottweil R 904]*
<<locked>>
85%
35375
60%
**10
90%
[Rottweil R 905]*
<<locked>>
84%
31198
53%
**64
90%
Rottweil R 907
<<locked>>
81%
39102
67%
**59
95%
SNPE Vectan SP 11
<<locked>>
81%
42163
72%
**87
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
42989
73%
**56
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
37231
63%
**93
95%
Shooters World Long Rifle
<<locked>>
81%
37811
64%
**49
97%
Shooters World Precision
<<locked>>
81%
46195
79%
**90
100%
Somchem S355
<<locked>>
81%
41698
71%
**38
100%
[Somchem S361]*
<<locked>>
87%
37579
64%
**33
90%
Somchem S365
<<locked>>
81%
30879
53%
**00
99%
[Somchem S385]*
<<locked>>
82%
29211
50%
**98
90%
Vihtavuori N133
<<locked>>
81%
48530
83%
**25
100%
Vihtavuori N135
<<locked>>
81%
40930
70%
**62
100%
Vihtavuori N140
<<locked>>
81%
47718
81%
**70
100%
Vihtavuori N150
<<locked>>
81%
35824
61%
**00
100%
Vihtavuori N160
<<locked>>
81%
37333
64%
**75
98%
[Vihtavuori N165]*
<<locked>>
88%
30501
52%
**18
90%
Vihtavuori N540
<<locked>>
81%
47210
80%
**97
100%
Vihtavuori N550
<<locked>>
81%
37681
64%
**05
98%
[Vihtavuori N555]*
<<locked>>
81%
26527
45%
**88
94%
[Vihtavuori N560]*
<<locked>>
93%
37666
64%
**54
90%
Winchester 6.5 StaBALL
<<locked>>
81%
35230
60%
**20
99%
Winchester 760
<<locked>>
81%
39552
67%
**54
96%
[Winchester StaBALL HD]*
<<locked>>
81%
21756
37%
**60
90%
[Winchester Supreme 780]*
<<locked>>
84%
32242
55%
**57
90%

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

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