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Load data for .280 Ackley Improved + .284 | 162gr | RWS Kegelspitz

Recommended Powder(s): Alliant Reloder-26, Hodgdon Superperformance, Norma 204, Ramshot Hunter, Vihtavuori N555

.280 Ackley Improved + .284 | 162gr | RWS Kegelspitz

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 162gr | RWS Kegelspitz
Manufacturer SKU:
2146258
Bullet Weight:
162gr | 10.5g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.180" | 30.0mm
Caliber:
.280 Ackley Improved load data
Case Length (l3):
2.540" | 64.5mm
Cartridge Length (C.O.L.):
3.280" | 83.3mm
Seated Depth:
0.440" | 11.2mm
Shank Seated Depth:
0.440" | 11.2mm
Case Capacity:
74.0 Grains of Water | 4.80 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
64977 psi | 4480 bar
LID:
LID_B5410_C285
Last updated:
2025-02-02

Load data for 156 loads in caliber .280 Ackley Improved with .284 | 162gr | RWS Kegelspitz bullet and 78 powders such as Alliant Reloder-26, Hodgdon Superperformance, Norma 204, Ramshot Hunter, Vihtavuori N555. 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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  • 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>>
86%
58262
90%
**66
100%
ADI AR 2209
<<locked>>
97%
58030
89%
**71
99%
ADI AR 2213
<<locked>>
97%
52924
81%
**22
97%
[ADI AR 2217]*
<<locked>>
97%
38551
59%
**23
93%
ADI AR 2225
<<locked>>
97%
34171
53%
**80
95%
Accurate 2700
<<locked>>
87%
58465
90%
**36
99%
Accurate 3100
<<locked>>
97%
52504
81%
**40
100%
Accurate 4064
<<locked>>
84%
58247
90%
**30
100%
Accurate 4350
<<locked>>
91%
58218
90%
**31
100%
Accurate MAGPRO
<<locked>>
97%
51300
79%
**08
95%
Alliant Reloder- TS 15.5
<<locked>>
85%
58030
89%
**72
100%
Alliant Reloder-16
<<locked>>
92%
57711
89%
**64
100%
Alliant Reloder-17
<<locked>>
88%
58001
89%
**74
100%
Alliant Reloder-19
<<locked>>
97%
58276
90%
**67
99%
Alliant Reloder-22
<<locked>>
97%
52040
80%
**12
98%
Alliant Reloder-23
<<locked>>
97%
49327
76%
**49
100%
Alliant Reloder-25
<<locked>>
97%
42279
65%
**64
99%
Alliant Reloder-26 👍
<<locked>>
97%
56231
87%
**30
100%
Hodgdon CFE223
<<locked>>
83%
58233
90%
**31
100%
[Hodgdon H1000]*
<<locked>>
97%
38551
59%
**23
93%
Hodgdon H380
<<locked>>
84%
58001
89%
**89
100%
Hodgdon H414
<<locked>>
87%
58291
90%
**58
100%
Hodgdon H4350
<<locked>>
94%
58392
90%
**05
100%
Hodgdon H4831
<<locked>>
97%
48950
75%
**97
96%
Hodgdon H4831 SC
<<locked>>
97%
55564
86%
**05
97%
Hodgdon Hybrid 100V
<<locked>>
94%
58030
89%
**89
100%
Hodgdon LVR
<<locked>>
89%
58044
89%
**31
100%
Hodgdon Retumbo
<<locked>>
97%
34171
53%
**80
95%
Hodgdon Superperformance 👍
<<locked>>
90%
57957
89%
**84
100%
Hodgdon VARGET
<<locked>>
86%
58262
90%
**66
100%
Hodgdon TrailBoss
<<locked>>
96%
34679
53%
**73
100%
IMR 4064
<<locked>>
86%
58001
89%
**49
100%
IMR 4166 Enduron
<<locked>>
87%
58160
90%
**59
100%
IMR 4350
<<locked>>
92%
58262
90%
**99
100%
IMR 4451 Enduron
<<locked>>
88%
57870
89%
**79
100%
IMR 4831
<<locked>>
96%
57870
89%
**12
100%
IMR 4955 Enduron
<<locked>>
97%
54201
83%
**46
97%
IMR 7828 SSC
<<locked>>
97%
53766
83%
**41
97%
Lovex S062
<<locked>>
84%
58465
90%
**46
100%
Lovex S065
<<locked>>
90%
58465
90%
**79
100%
Lovex S070
<<locked>>
91%
58015
89%
**95
100%
Lovex S071
<<locked>>
97%
43671
67%
**95
99%
Norma 203B
<<locked>>
83%
58175
90%
**89
100%
Norma 204 👍
<<locked>>
92%
57957
89%
**38
99%
Norma MRP
<<locked>>
97%
55143
85%
**94
100%
Norma URP
<<locked>>
92%
58044
89%
**31
100%
Ramshot Hunter 👍
<<locked>>
92%
57798
89%
**51
100%
Ramshot Magnum
<<locked>>
97%
50183
77%
**69
99%
ReloadSwiss RS 14
<<locked>>
97%
35882
55%
**22
100%
ReloadSwiss RS 50
<<locked>>
84%
57812
89%
**79
100%
ReloadSwiss RS 60
<<locked>>
89%
57580
89%
**90
100%
ReloadSwiss RS 62
<<locked>>
91%
58450
90%
**64
100%
ReloadSwiss RS 70
<<locked>>
92%
58001
89%
**00
100%
ReloadSwiss RS 76
<<locked>>
97%
41481
64%
**97
98%
Rottweil R 903
<<locked>>
86%
57580
89%
**66
100%
Rottweil R 904
<<locked>>
96%
57914
89%
**12
98%
Rottweil R 905
<<locked>>
97%
57145
88%
**48
99%
Rottweil R 907
<<locked>>
89%
58102
89%
**79
100%
SNPE Vectan SP 11
<<locked>>
85%
57812
89%
**08
100%
SNPE Vectan Tubal 5000
<<locked>>
86%
58117
89%
**41
100%
SNPE Vectan Tubal 7000
<<locked>>
90%
57769
89%
**30
100%
Shooters World Long Rifle
<<locked>>
90%
58465
90%
**79
100%
Shooters World Precision
<<locked>>
84%
58465
90%
**46
100%
Somchem S355
<<locked>>
87%
57972
89%
**66
100%
Somchem S361
<<locked>>
95%
57914
89%
**79
97%
Somchem S365
<<locked>>
94%
58305
90%
**41
100%
Somchem S385
<<locked>>
97%
58349
90%
**28
100%
Vihtavuori N135
<<locked>>
88%
58015
89%
**77
100%
Vihtavuori N150
<<locked>>
92%
58073
89%
**33
100%
Vihtavuori N160
<<locked>>
89%
58305
90%
**95
100%
Vihtavuori N165
<<locked>>
97%
48457
75%
**67
98%
Vihtavuori N550
<<locked>>
89%
57653
89%
**25
100%
Vihtavuori N555 👍
<<locked>>
97%
55143
85%
**25
100%
Vihtavuori N560
<<locked>>
97%
51793
80%
**28
97%
Vihtavuori N565
<<locked>>
97%
43888
68%
**74
95%
Winchester 6.5 StaBALL
<<locked>>
91%
58175
90%
**69
100%
Winchester 760
<<locked>>
87%
58291
90%
**58
100%
Winchester StaBALL HD
<<locked>>
97%
43743
67%
**95
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
50430
78%
**51
100%
[ADI AR 2209]*
<<locked>>
81%
34983
54%
**31
93%
[ADI AR 2213]*
<<locked>>
84%
33953
52%
**21
90%
[ADI AR 2217]*
<<locked>>
93%
34287
53%
**18
90%
[ADI AR 2225]*
<<locked>>
91%
28471
44%
**06
90%
Accurate 2700
<<locked>>
81%
48399
74%
**85
98%
Accurate 3100
<<locked>>
81%
30560
47%
**03
95%
Accurate 4064
<<locked>>
81%
53722
83%
**71
100%
Accurate 4350
<<locked>>
81%
41365
64%
**56
99%
[Accurate MAGPRO]*
<<locked>>
88%
38058
59%
**43
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
51198
79%
**74
100%
Alliant Reloder-16
<<locked>>
81%
40205
62%
**72
99%
Alliant Reloder-17
<<locked>>
81%
45716
70%
**90
100%
[Alliant Reloder-19]*
<<locked>>
81%
34780
54%
**25
93%
[Alliant Reloder-22]*
<<locked>>
81%
30748
47%
**62
91%
Alliant Reloder-23
<<locked>>
81%
29457
45%
**33
98%
[Alliant Reloder-25]*
<<locked>>
81%
25933
40%
**31
92%
Alliant Reloder-26
<<locked>>
81%
31647
49%
**44
97%
Hodgdon CFE223
<<locked>>
81%
53911
83%
**72
100%
[Hodgdon H1000]*
<<locked>>
93%
34287
53%
**18
90%
Hodgdon H380
<<locked>>
81%
51895
80%
**00
100%
Hodgdon H414
<<locked>>
81%
47195
73%
**77
99%
Hodgdon H4350
<<locked>>
81%
38609
59%
**57
96%
[Hodgdon H4831]*
<<locked>>
86%
34780
54%
**98
90%
[Hodgdon H4831 SC]*
<<locked>>
83%
34432
53%
**88
90%
Hodgdon Hybrid 100V
<<locked>>
81%
37434
58%
**57
100%
Hodgdon LVR
<<locked>>
81%
44150
68%
**05
99%
[Hodgdon Retumbo]*
<<locked>>
91%
28471
44%
**06
90%
Hodgdon Superperformance
<<locked>>
81%
42192
65%
**25
97%
Hodgdon VARGET
<<locked>>
81%
49676
76%
**41
100%
Hodgdon TrailBoss
<<locked>>
93%
33257
51%
**47
100%
IMR 4064
<<locked>>
81%
49516
76%
**31
100%
IMR 4166 Enduron
<<locked>>
81%
48211
74%
**02
99%
IMR 4350
<<locked>>
81%
40408
62%
**97
97%
IMR 4451 Enduron
<<locked>>
81%
46528
72%
**95
98%
IMR 4831
<<locked>>
81%
35853
55%
**28
98%
[IMR 4955 Enduron]*
<<locked>>
81%
33721
52%
**39
90%
[IMR 7828 SSC]*
<<locked>>
83%
33910
52%
**28
90%
Lovex S062
<<locked>>
81%
53040
82%
**71
100%
Lovex S065
<<locked>>
81%
44063
68%
**52
99%
Lovex S070
<<locked>>
81%
42395
65%
**39
98%
[Lovex S071]*
<<locked>>
81%
26237
40%
**85
92%
Norma 203B
<<locked>>
81%
53838
83%
**26
100%
Norma 204
<<locked>>
81%
40350
62%
**30
95%
[Norma MRP]*
<<locked>>
81%
31792
49%
**21
94%
Norma URP
<<locked>>
81%
41147
63%
**59
99%
Ramshot Hunter
<<locked>>
81%
39827
61%
**46
98%
[Ramshot Magnum]*
<<locked>>
81%
28674
44%
**90
90%
ReloadSwiss RS 14
<<locked>>
88%
31749
49%
**44
100%
ReloadSwiss RS 50
<<locked>>
81%
51837
80%
**90
100%
ReloadSwiss RS 60
<<locked>>
81%
44121
68%
**80
100%
ReloadSwiss RS 62
<<locked>>
81%
41365
64%
**85
99%
ReloadSwiss RS 70
<<locked>>
81%
39726
61%
**85
99%
[ReloadSwiss RS 76]*
<<locked>>
86%
28805
44%
**36
90%
Rottweil R 903
<<locked>>
81%
48834
75%
**35
100%
[Rottweil R 904]*
<<locked>>
81%
36332
56%
**18
92%
[Rottweil R 905]*
<<locked>>
81%
34055
52%
**15
93%
Rottweil R 907
<<locked>>
81%
45150
69%
**72
98%
SNPE Vectan SP 11
<<locked>>
81%
49995
77%
**90
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
49298
76%
**30
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
43236
67%
**03
98%
Shooters World Long Rifle
<<locked>>
81%
44063
68%
**52
99%
Shooters World Precision
<<locked>>
81%
53040
82%
**71
100%
Somchem S355
<<locked>>
81%
48791
75%
**31
100%
[Somchem S361]*
<<locked>>
81%
36869
57%
**02
91%
Somchem S365
<<locked>>
81%
37304
57%
**07
100%
[Somchem S385]*
<<locked>>
81%
34606
53%
**02
94%
Vihtavuori N135
<<locked>>
81%
47572
73%
**36
100%
Vihtavuori N150
<<locked>>
81%
41916
65%
**84
100%
Vihtavuori N160
<<locked>>
81%
44338
68%
**85
100%
[Vihtavuori N165]*
<<locked>>
81%
29022
45%
**54
91%
Vihtavuori N550
<<locked>>
81%
44701
69%
**25
100%
Vihtavuori N555
<<locked>>
81%
32779
50%
**05
98%
[Vihtavuori N560]*
<<locked>>
84%
34490
53%
**61
90%
[Vihtavuori N565]*
<<locked>>
88%
33069
51%
**31
90%
Winchester 6.5 StaBALL
<<locked>>
81%
41597
64%
**23
100%
Winchester 760
<<locked>>
81%
47195
73%
**77
99%
Winchester StaBALL HD
<<locked>>
81%
26107
40%
**20
97%

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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