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Load data for .280 Ackley Improved + .284 | 130gr | Speer FN

Recommended Powder(s): Alliant Reloder-16, Hodgdon H414, ReloadSwiss RS 62, ReloadSwiss RS 70, Winchester 760

.280 Ackley Improved + .284 | 130gr | Speer FN

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 130gr | Speer FN
Manufacturer SKU:
1625
Bullet Weight:
130gr | 8.4g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
0.890" | 22.6mm
Caliber:
.280 Ackley Improved load data
Case Length (l3):
2.540" | 64.5mm
Cartridge Length (C.O.L.):
3.280" | 83.3mm
Seated Depth:
0.150" | 3.8mm
Shank Seated Depth:
0.150" | 3.8mm
Case Capacity:
74.0 Grains of Water | 4.80 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
64977 psi | 4480 bar
LID:
LID_B6120_C285
Last updated:
2025-02-02

Load data for 174 loads in caliber .280 Ackley Improved with .284 | 130gr | Speer FN bullet and 87 powders such as Alliant Reloder-16, Hodgdon H414, ReloadSwiss RS 62, ReloadSwiss RS 70, Winchester 760. 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 2206H
<<locked>>
83%
58073
89%
**94
100%
ADI AR 2208
<<locked>>
89%
58146
89%
**84
100%
ADI AR 2209
<<locked>>
97%
52591
81%
**74
96%
[ADI AR 2213]*
<<locked>>
97%
47239
73%
**82
93%
Accurate 2700
<<locked>>
89%
58117
89%
**22
98%
Accurate 3100
<<locked>>
97%
46166
71%
**13
98%
Accurate 4064
<<locked>>
87%
58073
89%
**54
100%
Accurate 4350
<<locked>>
94%
57522
89%
**36
100%
Alliant Reloder- TS 15.5
<<locked>>
88%
58102
89%
**91
100%
Alliant Reloder-15
<<locked>>
86%
58247
90%
**17
100%
Alliant Reloder-16 👍
<<locked>>
96%
57740
89%
**89
100%
Alliant Reloder-17
<<locked>>
91%
58392
90%
**02
100%
Alliant Reloder-19
<<locked>>
97%
52141
80%
**64
96%
Alliant Reloder-22
<<locked>>
97%
45948
71%
**79
95%
Alliant Reloder-23
<<locked>>
97%
43569
67%
**40
100%
Alliant Reloder-25
<<locked>>
97%
37971
58%
**22
96%
Alliant Reloder-26
<<locked>>
97%
49719
77%
**27
99%
Baschieri & Pellagri 107
<<locked>>
83%
58320
90%
**17
100%
Hodgdon CFE223
<<locked>>
86%
58334
90%
**43
100%
Hodgdon H380
<<locked>>
87%
58247
90%
**04
100%
Hodgdon H414 👍
<<locked>>
90%
58117
89%
**63
99%
Hodgdon H4350
<<locked>>
97%
57363
88%
**87
98%
[Hodgdon H4831 SC]*
<<locked>>
97%
49385
76%
**76
93%
Hodgdon Hybrid 100V
<<locked>>
97%
56652
87%
**84
100%
Hodgdon LVR
<<locked>>
93%
58218
90%
**40
100%
Hodgdon Superperformance
<<locked>>
93%
58233
90%
**96
99%
Hodgdon VARGET
<<locked>>
89%
57885
89%
**74
100%
Hodgdon TrailBoss
<<locked>>
96%
34534
53%
**93
100%
IMR 3031
<<locked>>
86%
58450
90%
**74
100%
IMR 4064
<<locked>>
89%
58262
90%
**74
100%
IMR 4166 Enduron
<<locked>>
90%
58088
89%
**58
99%
IMR 4350
<<locked>>
95%
57696
89%
**97
98%
IMR 4451 Enduron
<<locked>>
91%
57928
89%
**84
99%
IMR 4831
<<locked>>
97%
53040
82%
**45
100%
IMR 4895
<<locked>>
85%
57986
89%
**17
100%
[IMR 4955 Enduron]*
<<locked>>
97%
49269
76%
**36
93%
[IMR 7828 SSC]*
<<locked>>
97%
48921
75%
**31
94%
Lovex S060
<<locked>>
84%
58073
89%
**28
100%
Lovex S062
<<locked>>
87%
58001
89%
**61
100%
Lovex S065
<<locked>>
93%
58044
89%
**84
99%
Lovex S070
<<locked>>
94%
58146
89%
**04
99%
Lovex S071
<<locked>>
97%
38638
59%
**56
95%
Norma 201
<<locked>>
84%
58088
89%
**54
100%
Norma 202
<<locked>>
83%
57740
89%
**35
100%
Norma 203B
<<locked>>
87%
58334
90%
**10
100%
Norma 204
<<locked>>
95%
58407
90%
**43
97%
Norma MRP
<<locked>>
97%
48805
75%
**84
97%
Norma URP
<<locked>>
95%
57624
89%
**40
100%
Ramshot Big Game
<<locked>>
86%
57957
89%
**20
100%
Ramshot Hunter
<<locked>>
96%
58146
89%
**56
99%
Ramshot Magnum
<<locked>>
97%
44701
69%
**27
95%
ReloadSwiss RS 14
<<locked>>
96%
34911
54%
**32
100%
ReloadSwiss RS 50
<<locked>>
87%
57812
89%
**87
99%
ReloadSwiss RS 52
<<locked>>
86%
57754
89%
**20
100%
ReloadSwiss RS 60
<<locked>>
92%
58001
89%
**28
100%
ReloadSwiss RS 62 👍
<<locked>>
94%
58378
90%
**66
100%
ReloadSwiss RS 70 👍
<<locked>>
95%
58479
90%
**28
100%
Rottweil R 902
<<locked>>
85%
57769
89%
**38
100%
Rottweil R 903
<<locked>>
90%
58030
89%
**84
100%
Rottweil R 904
<<locked>>
97%
54723
84%
**45
95%
Rottweil R 905
<<locked>>
97%
50894
78%
**41
96%
Rottweil R 907
<<locked>>
92%
58102
89%
**77
98%
SNPE Vectan SP 11
<<locked>>
89%
58160
90%
**33
100%
SNPE Vectan SP 9
<<locked>>
84%
58450
90%
**91
100%
SNPE Vectan Tubal 3000
<<locked>>
84%
58320
90%
**76
100%
SNPE Vectan Tubal 5000
<<locked>>
89%
58218
90%
**59
100%
SNPE Vectan Tubal 7000
<<locked>>
93%
58117
89%
**38
99%
Shooters World Long Rifle
<<locked>>
93%
58044
89%
**84
99%
Shooters World Precision
<<locked>>
87%
58001
89%
**61
100%
Somchem S335
<<locked>>
84%
58407
90%
**76
100%
Somchem S355
<<locked>>
90%
58001
89%
**81
100%
Somchem S361
<<locked>>
97%
56768
87%
**41
95%
Somchem S365
<<locked>>
97%
56521
87%
**40
100%
Somchem S385
<<locked>>
97%
51721
80%
**25
97%
Vihtavuori N133
<<locked>>
86%
58363
90%
**53
100%
Vihtavuori N135
<<locked>>
91%
57928
89%
**02
100%
Vihtavuori N140
<<locked>>
86%
58349
90%
**22
100%
Vihtavuori N150
<<locked>>
95%
58436
90%
**54
100%
Vihtavuori N160
<<locked>>
92%
57740
89%
**00
100%
[Vihtavuori N165]*
<<locked>>
97%
42989
66%
**31
94%
Vihtavuori N540
<<locked>>
86%
57667
89%
**35
100%
Vihtavuori N550
<<locked>>
92%
57769
89%
**36
100%
Vihtavuori N555
<<locked>>
97%
48762
75%
**22
100%
[Vihtavuori N560]*
<<locked>>
97%
46151
71%
**95
92%
Winchester 6.5 StaBALL
<<locked>>
94%
57957
89%
**71
100%
Winchester 760 👍
<<locked>>
90%
58117
89%
**63
99%
Winchester StaBALL HD
<<locked>>
97%
37173
57%
**72
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
53998
83%
**28
100%
ADI AR 2208
<<locked>>
81%
45847
71%
**71
99%
[ADI AR 2209]*
<<locked>>
85%
35926
55%
**00
90%
[ADI AR 2213]*
<<locked>>
93%
41031
63%
**44
90%
Accurate 2700
<<locked>>
81%
44512
68%
**89
95%
[Accurate 3100]*
<<locked>>
83%
28456
44%
**90
90%
Accurate 4064
<<locked>>
81%
48559
75%
**07
100%
Accurate 4350
<<locked>>
81%
36492
56%
**23
96%
Alliant Reloder- TS 15.5
<<locked>>
81%
46398
71%
**94
100%
Alliant Reloder-15
<<locked>>
81%
49472
76%
**72
100%
Alliant Reloder-16
<<locked>>
81%
35868
55%
**40
97%
Alliant Reloder-17
<<locked>>
81%
40596
62%
**81
99%
[Alliant Reloder-19]*
<<locked>>
85%
35766
55%
**07
90%
[Alliant Reloder-22]*
<<locked>>
89%
35389
54%
**33
90%
[Alliant Reloder-23]*
<<locked>>
81%
26179
40%
**61
93%
[Alliant Reloder-25]*
<<locked>>
88%
29124
45%
**56
90%
[Alliant Reloder-26]*
<<locked>>
81%
27920
43%
**59
90%
Baschieri & Pellagri 107
<<locked>>
81%
54114
83%
**45
100%
Hodgdon CFE223
<<locked>>
81%
48762
75%
**89
99%
Hodgdon H380
<<locked>>
81%
47108
73%
**20
99%
Hodgdon H414
<<locked>>
81%
42061
65%
**54
95%
[Hodgdon H4350]*
<<locked>>
81%
34911
54%
**31
92%
[Hodgdon H4831 SC]*
<<locked>>
92%
41771
64%
**12
90%
Hodgdon Hybrid 100V
<<locked>>
81%
33315
51%
**31
97%
Hodgdon LVR
<<locked>>
81%
39392
61%
**92
97%
[Hodgdon Superperformance]*
<<locked>>
81%
37869
58%
**79
93%
Hodgdon VARGET
<<locked>>
81%
45585
70%
**58
99%
Hodgdon TrailBoss
<<locked>>
81%
27586
42%
**36
100%
IMR 3031
<<locked>>
81%
50763
78%
**56
100%
IMR 4064
<<locked>>
81%
45121
69%
**51
99%
IMR 4166 Enduron
<<locked>>
81%
44541
69%
**08
96%
[IMR 4350]*
<<locked>>
81%
36840
57%
**77
93%
IMR 4451 Enduron
<<locked>>
81%
42482
65%
**92
95%
IMR 4831
<<locked>>
81%
32111
49%
**02
95%
IMR 4895
<<locked>>
81%
50662
78%
**95
100%
[IMR 4955 Enduron]*
<<locked>>
91%
40596
62%
**56
90%
[IMR 7828 SSC]*
<<locked>>
91%
40480
62%
**35
90%
Lovex S060
<<locked>>
81%
53084
82%
**49
100%
Lovex S062
<<locked>>
81%
48457
75%
**04
100%
Lovex S065
<<locked>>
81%
40074
62%
**40
96%
[Lovex S070]*
<<locked>>
81%
38232
59%
**17
94%
[Lovex S071]*
<<locked>>
88%
28456
44%
**90
90%
Norma 201
<<locked>>
81%
52939
81%
**72
100%
Norma 202
<<locked>>
81%
53548
82%
**82
100%
Norma 203B
<<locked>>
81%
48704
75%
**53
100%
[Norma 204]*
<<locked>>
81%
36187
56%
**97
90%
[Norma MRP]*
<<locked>>
85%
32590
50%
**74
90%
Norma URP
<<locked>>
81%
36651
56%
**30
96%
Ramshot Big Game
<<locked>>
81%
49182
76%
**76
100%
[Ramshot Hunter]*
<<locked>>
81%
35505
55%
**03
94%
[Ramshot Magnum]*
<<locked>>
90%
34534
53%
**80
90%
ReloadSwiss RS 14
<<locked>>
81%
27963
43%
**75
100%
ReloadSwiss RS 50
<<locked>>
81%
47094
72%
**97
97%
ReloadSwiss RS 52
<<locked>>
81%
48718
75%
**76
100%
ReloadSwiss RS 60
<<locked>>
81%
39436
61%
**67
100%
ReloadSwiss RS 62
<<locked>>
81%
36303
56%
**49
96%
ReloadSwiss RS 70
<<locked>>
81%
35679
55%
**53
95%
Rottweil R 902
<<locked>>
81%
50372
78%
**20
100%
Rottweil R 903
<<locked>>
81%
43845
67%
**51
100%
[Rottweil R 904]*
<<locked>>
86%
38972
60%
**33
90%
[Rottweil R 905]*
<<locked>>
85%
34708
53%
**74
90%
[Rottweil R 907]*
<<locked>>
81%
41118
63%
**62
94%
SNPE Vectan SP 11
<<locked>>
81%
44991
69%
**07
99%
SNPE Vectan SP 9
<<locked>>
81%
52707
81%
**05
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
53867
83%
**10
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
45556
70%
**66
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
39146
60%
**80
94%
Shooters World Long Rifle
<<locked>>
81%
40074
62%
**40
96%
Shooters World Precision
<<locked>>
81%
48457
75%
**04
100%
Somchem S335
<<locked>>
81%
53577
82%
**10
100%
Somchem S355
<<locked>>
81%
44280
68%
**48
100%
[Somchem S361]*
<<locked>>
87%
40857
63%
**43
90%
Somchem S365
<<locked>>
81%
33040
51%
**84
99%
[Somchem S385]*
<<locked>>
83%
32590
50%
**92
90%
Vihtavuori N133
<<locked>>
81%
50720
78%
**48
100%
Vihtavuori N135
<<locked>>
81%
42989
66%
**66
100%
Vihtavuori N140
<<locked>>
81%
50299
77%
**00
100%
Vihtavuori N150
<<locked>>
81%
37898
58%
**87
99%
Vihtavuori N160
<<locked>>
81%
39827
61%
**72
97%
[Vihtavuori N165]*
<<locked>>
89%
33199
51%
**02
90%
Vihtavuori N540
<<locked>>
81%
49792
77%
**13
100%
Vihtavuori N550
<<locked>>
81%
40205
62%
**12
97%
[Vihtavuori N555]*
<<locked>>
81%
28587
44%
**52
94%
[Vihtavuori N560]*
<<locked>>
93%
40915
63%
**74
90%
Winchester 6.5 StaBALL
<<locked>>
81%
37478
58%
**07
99%
Winchester 760
<<locked>>
81%
42061
65%
**54
95%
[Winchester StaBALL HD]*
<<locked>>
82%
23844
37%
**28
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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