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Load data for .280 Ackley Improved + .284 | 160gr | NorthFork Bonded Core

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

.280 Ackley Improved + .284 | 160gr | NorthFork Bonded Core

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 160gr | NorthFork Bonded Core
Bullet Weight:
160gr | 10.4g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.373" | 34.9mm
Caliber:
.280 Ackley Improved load data
Case Length (l3):
2.540" | 64.5mm
Cartridge Length (C.O.L.):
3.280" | 83.3mm
Seated Depth:
0.633" | 16.1mm
Shank Seated Depth:
0.633" | 16.1mm
Case Capacity:
74.0 Grains of Water | 4.80 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
64977 psi | 4480 bar
LID:
LID_B3915_C285
Last updated:
2025-01-01

Load data for 172 loads in caliber .280 Ackley Improved with .284 | 160gr | NorthFork Bonded Core bullet and 86 powders such as Alliant Reloder-26, Hodgdon Superperformance, 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".

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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>>
87%
58436
90%
**72
100%
ADI AR 2209
<<locked>>
97%
55071
85%
**18
98%
ADI AR 2213
<<locked>>
97%
49792
77%
**59
96%
[ADI AR 2225]*
<<locked>>
97%
31792
49%
**05
92%
Accurate 2700
<<locked>>
88%
58146
89%
**36
99%
Accurate 3100
<<locked>>
97%
48457
75%
**74
99%
Accurate 4064
<<locked>>
85%
57870
89%
**33
100%
Accurate 4350
<<locked>>
93%
57450
88%
**28
100%
[Accurate MAGPRO]*
<<locked>>
97%
47645
73%
**49
93%
Alliant Reloder- TS 15.5
<<locked>>
87%
58204
90%
**76
100%
Alliant Reloder-15
<<locked>>
85%
58073
89%
**95
100%
Alliant Reloder-16
<<locked>>
94%
57914
89%
**71
100%
Alliant Reloder-17
<<locked>>
89%
57609
89%
**74
100%
Alliant Reloder-19
<<locked>>
97%
54244
83%
**05
98%
Alliant Reloder-22
<<locked>>
97%
48559
75%
**53
97%
Alliant Reloder-23
<<locked>>
97%
46195
71%
**10
100%
Alliant Reloder-25
<<locked>>
97%
39798
61%
**15
98%
Alliant Reloder-26 👍
<<locked>>
97%
51532
79%
**71
100%
Hodgdon CFE223
<<locked>>
85%
58305
90%
**31
100%
Hodgdon H380
<<locked>>
86%
58349
90%
**95
100%
Hodgdon H414
<<locked>>
89%
58204
90%
**54
100%
Hodgdon H4350
<<locked>>
96%
57928
89%
**02
99%
[Hodgdon H4831]*
<<locked>>
97%
45368
70%
**31
94%
Hodgdon H4831 SC
<<locked>>
97%
52098
80%
**46
96%
Hodgdon Hybrid 100V
<<locked>>
96%
57827
89%
**89
100%
Hodgdon LVR
<<locked>>
91%
58407
90%
**41
100%
[Hodgdon Retumbo]*
<<locked>>
97%
31792
49%
**05
92%
Hodgdon Superperformance 👍
<<locked>>
91%
58001
89%
**94
100%
Hodgdon VARGET
<<locked>>
87%
57943
89%
**66
100%
Hodgdon TrailBoss
<<locked>>
96%
34795
54%
**70
100%
IMR 3031
<<locked>>
84%
58044
89%
**36
100%
IMR 4064
<<locked>>
88%
57667
89%
**49
100%
IMR 4166 Enduron
<<locked>>
89%
58146
89%
**59
100%
IMR 4350
<<locked>>
94%
57769
89%
**99
99%
IMR 4451 Enduron
<<locked>>
90%
58363
90%
**89
100%
IMR 4831
<<locked>>
97%
55651
86%
**89
100%
IMR 4895
<<locked>>
84%
57522
89%
**95
100%
IMR 4955 Enduron
<<locked>>
97%
51068
79%
**97
96%
IMR 7828 SSC
<<locked>>
97%
50430
78%
**89
96%
Lovex S062
<<locked>>
85%
57899
89%
**46
100%
Lovex S065
<<locked>>
92%
57827
89%
**76
100%
Lovex S070
<<locked>>
93%
57638
89%
**99
100%
Lovex S071
<<locked>>
97%
40785
63%
**39
98%
Norma 203B
<<locked>>
85%
58146
89%
**99
100%
Norma 204
<<locked>>
94%
58204
90%
**41
99%
Norma MRP
<<locked>>
97%
50952
78%
**25
99%
Norma URP
<<locked>>
93%
57290
88%
**25
100%
Ramshot Big Game
<<locked>>
84%
57783
89%
**02
100%
Ramshot Hunter 👍
<<locked>>
94%
57885
89%
**54
100%
Ramshot Magnum
<<locked>>
97%
47065
72%
**20
98%
ReloadSwiss RS 14
<<locked>>
96%
35346
54%
**06
100%
ReloadSwiss RS 50
<<locked>>
86%
58233
90%
**85
100%
ReloadSwiss RS 52
<<locked>>
85%
58436
90%
**08
100%
ReloadSwiss RS 60
<<locked>>
90%
57479
88%
**94
100%
ReloadSwiss RS 62 👍
<<locked>>
93%
58218
90%
**58
100%
ReloadSwiss RS 70 👍
<<locked>>
94%
58320
90%
**10
100%
ReloadSwiss RS 76
<<locked>>
97%
38508
59%
**15
96%
Rottweil R 902
<<locked>>
84%
58073
89%
**26
100%
Rottweil R 903
<<locked>>
88%
57522
89%
**69
100%
Rottweil R 904
<<locked>>
96%
56478
87%
**85
97%
Rottweil R 905
<<locked>>
97%
54027
83%
**99
98%
Rottweil R 907
<<locked>>
91%
57740
89%
**76
99%
SNPE Vectan SP 11
<<locked>>
88%
58392
90%
**18
100%
SNPE Vectan SP 9
<<locked>>
83%
58421
90%
**76
100%
SNPE Vectan Tubal 5000
<<locked>>
88%
57943
89%
**44
100%
SNPE Vectan Tubal 7000
<<locked>>
92%
57653
89%
**33
100%
Shooters World Long Rifle
<<locked>>
92%
57827
89%
**76
100%
Shooters World Precision
<<locked>>
85%
57899
89%
**46
100%
Somchem S355
<<locked>>
88%
58146
89%
**72
100%
Somchem S361
<<locked>>
96%
57856
89%
**76
97%
Somchem S365
<<locked>>
96%
58334
90%
**48
100%
Somchem S385
<<locked>>
97%
54824
84%
**76
99%
Vihtavuori N133
<<locked>>
84%
57508
88%
**28
100%
Vihtavuori N135
<<locked>>
90%
58436
90%
**87
100%
Vihtavuori N140
<<locked>>
84%
57682
89%
**94
100%
Vihtavuori N150
<<locked>>
93%
58059
89%
**30
100%
Vihtavuori N160
<<locked>>
91%
58363
90%
**02
100%
Vihtavuori N165
<<locked>>
97%
45600
70%
**21
97%
Vihtavuori N540
<<locked>>
85%
57914
89%
**26
100%
Vihtavuori N550
<<locked>>
91%
58001
89%
**38
100%
Vihtavuori N555
<<locked>>
96%
50850
78%
**62
100%
Vihtavuori N560
<<locked>>
97%
48805
75%
**82
95%
[Vihtavuori N565]*
<<locked>>
97%
40785
63%
**12
93%
Winchester 6.5 StaBALL
<<locked>>
93%
58436
90%
**79
100%
Winchester 760
<<locked>>
89%
58204
90%
**54
100%
Winchester StaBALL HD
<<locked>>
97%
39784
61%
**40
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
47892
74%
**15
100%
[ADI AR 2209]*
<<locked>>
81%
32996
51%
**72
91%
[ADI AR 2213]*
<<locked>>
87%
35360
54%
**51
90%
[ADI AR 2225]*
<<locked>>
94%
29414
45%
**33
90%
Accurate 2700
<<locked>>
81%
46224
71%
**49
97%
[Accurate 3100]*
<<locked>>
81%
28398
44%
**51
93%
Accurate 4064
<<locked>>
81%
50546
78%
**31
100%
Accurate 4350
<<locked>>
81%
38783
60%
**13
99%
[Accurate MAGPRO]*
<<locked>>
91%
39349
61%
**75
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
48327
74%
**31
100%
Alliant Reloder-15
<<locked>>
81%
51561
79%
**00
100%
Alliant Reloder-16
<<locked>>
81%
37710
58%
**23
99%
Alliant Reloder-17
<<locked>>
81%
42772
66%
**38
100%
[Alliant Reloder-19]*
<<locked>>
81%
32866
51%
**72
91%
[Alliant Reloder-22]*
<<locked>>
83%
30705
47%
**56
90%
Alliant Reloder-23
<<locked>>
81%
27572
42%
**87
97%
[Alliant Reloder-25]*
<<locked>>
82%
25483
39%
**11
90%
Alliant Reloder-26
<<locked>>
81%
29385
45%
**92
95%
Hodgdon CFE223
<<locked>>
81%
50879
78%
**23
100%
Hodgdon H380
<<locked>>
81%
49327
76%
**64
100%
Hodgdon H414
<<locked>>
81%
44295
68%
**31
98%
Hodgdon H4350
<<locked>>
81%
36463
56%
**11
95%
[Hodgdon H4831]*
<<locked>>
89%
35781
55%
**21
90%
[Hodgdon H4831 SC]*
<<locked>>
86%
35781
55%
**21
90%
Hodgdon Hybrid 100V
<<locked>>
81%
35215
54%
**15
99%
Hodgdon LVR
<<locked>>
81%
41568
64%
**66
99%
[Hodgdon Retumbo]*
<<locked>>
94%
29414
45%
**33
90%
Hodgdon Superperformance
<<locked>>
81%
39769
61%
**72
96%
Hodgdon VARGET
<<locked>>
81%
47572
73%
**05
100%
Hodgdon TrailBoss
<<locked>>
93%
33359
51%
**40
100%
IMR 3031
<<locked>>
81%
53156
82%
**74
100%
IMR 4064
<<locked>>
81%
47079
72%
**95
100%
IMR 4166 Enduron
<<locked>>
81%
46209
71%
**66
98%
IMR 4350
<<locked>>
81%
38392
59%
**51
95%
IMR 4451 Enduron
<<locked>>
81%
44179
68%
**49
97%
IMR 4831
<<locked>>
81%
33808
52%
**92
97%
IMR 4895
<<locked>>
81%
52953
82%
**26
100%
[IMR 4955 Enduron]*
<<locked>>
84%
34838
54%
**69
90%
[IMR 7828 SSC]*
<<locked>>
86%
35230
54%
**64
90%
Lovex S062
<<locked>>
81%
50778
78%
**44
100%
Lovex S065
<<locked>>
81%
41611
64%
**03
98%
Lovex S070
<<locked>>
81%
40016
62%
**87
97%
[Lovex S071]*
<<locked>>
81%
24366
38%
**36
90%
Norma 203B
<<locked>>
81%
51053
79%
**90
100%
[Norma 204]*
<<locked>>
81%
37724
58%
**74
94%
[Norma MRP]*
<<locked>>
81%
29921
46%
**65
92%
Norma URP
<<locked>>
81%
38580
59%
**07
99%
Ramshot Big Game
<<locked>>
81%
51474
79%
**10
100%
Ramshot Hunter
<<locked>>
81%
37347
57%
**97
97%
[Ramshot Magnum]*
<<locked>>
84%
29878
46%
**26
90%
ReloadSwiss RS 14
<<locked>>
90%
32416
50%
**50
100%
ReloadSwiss RS 50
<<locked>>
81%
49298
76%
**51
99%
ReloadSwiss RS 52
<<locked>>
81%
50952
78%
**07
100%
ReloadSwiss RS 60
<<locked>>
81%
41350
64%
**38
100%
ReloadSwiss RS 62
<<locked>>
81%
38450
59%
**26
98%
ReloadSwiss RS 70
<<locked>>
81%
37289
57%
**36
98%
[ReloadSwiss RS 76]*
<<locked>>
89%
29979
46%
**75
90%
Rottweil R 902
<<locked>>
81%
52475
81%
**51
100%
Rottweil R 903
<<locked>>
81%
45992
71%
**98
100%
[Rottweil R 904]*
<<locked>>
81%
34447
53%
**65
91%
[Rottweil R 905]*
<<locked>>
81%
31850
49%
**62
91%
Rottweil R 907
<<locked>>
81%
42844
66%
**23
97%
SNPE Vectan SP 11
<<locked>>
81%
47152
73%
**54
100%
SNPE Vectan SP 9
<<locked>>
81%
54621
84%
**30
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
47094
72%
**97
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
41104
63%
**57
97%
Shooters World Long Rifle
<<locked>>
81%
41611
64%
**03
98%
Shooters World Precision
<<locked>>
81%
50778
78%
**44
100%
Somchem S355
<<locked>>
81%
46035
71%
**95
100%
[Somchem S361]*
<<locked>>
82%
35969
55%
**75
90%
Somchem S365
<<locked>>
81%
34664
53%
**61
100%
[Somchem S385]*
<<locked>>
81%
32227
50%
**43
93%
Vihtavuori N133
<<locked>>
81%
52852
81%
**66
100%
Vihtavuori N135
<<locked>>
81%
44991
69%
**07
100%
Vihtavuori N140
<<locked>>
81%
52199
80%
**21
100%
Vihtavuori N150
<<locked>>
81%
39740
61%
**48
100%
Vihtavuori N160
<<locked>>
81%
41495
64%
**36
99%
[Vihtavuori N165]*
<<locked>>
83%
28805
44%
**47
90%
Vihtavuori N540
<<locked>>
81%
51677
80%
**38
100%
Vihtavuori N550
<<locked>>
81%
42279
65%
**75
99%
Vihtavuori N555
<<locked>>
81%
30487
47%
**56
97%
[Vihtavuori N560]*
<<locked>>
87%
35491
55%
**90
90%
[Vihtavuori N565]*
<<locked>>
92%
34287
53%
**67
90%
Winchester 6.5 StaBALL
<<locked>>
81%
39276
60%
**84
100%
Winchester 760
<<locked>>
81%
44295
68%
**31
98%
Winchester StaBALL HD
<<locked>>
81%
24323
37%
**47
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.

<<locked>>... you need to buy an access license to unlock the data

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