top of page

Load data for .280 Ackley Improved + .284 | 145gr | SUS-TAC HPT

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

.280 Ackley Improved + .284 | 145gr | SUS-TAC HPT

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 145gr | SUS-TAC HPT
Manufacturer SKU:
H13285
Bullet Weight:
145gr | 9.4g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.506" | 38.3mm
Caliber:
.280 Ackley Improved load data
Case Length (l3):
2.540" | 64.5mm
Cartridge Length (C.O.L.):
3.280" | 83.3mm
Seated Depth:
0.766" | 19.5mm
Shank Seated Depth:
0.554" | 14.1mm
Case Capacity:
74.0 Grains of Water | 4.80 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
64977 psi | 4480 bar
LID:
LID_B10320_C285
Last updated:
2025-02-02
Recommended Twist Rate:
1:8 - 1:7

Load data for 190 loads in caliber .280 Ackley Improved with .284 | 145gr | SUS-TAC HPT bullet and 95 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".

  • 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.

    .

    Loading_icon.gif

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>>
85%
58218
90%
**04
100%
ADI AR 2208
<<locked>>
90%
57667
89%
**81
100%
ADI AR 2209
<<locked>>
97%
49458
76%
**35
96%
[ADI AR 2213]*
<<locked>>
97%
44759
69%
**59
92%
Accurate 2200
<<locked>>
83%
57334
88%
**64
100%
Accurate 2495
<<locked>>
83%
57972
89%
**41
100%
Accurate 2700
<<locked>>
91%
58146
89%
**44
98%
Accurate 3100
<<locked>>
97%
42511
65%
**87
97%
Accurate 4064
<<locked>>
89%
58204
90%
**64
100%
Accurate 4350
<<locked>>
96%
57667
89%
**56
100%
Alliant Reloder- TS 15.5
<<locked>>
90%
57812
89%
**04
100%
Alliant Reloder-15
<<locked>>
88%
57711
89%
**13
100%
Alliant Reloder-16 👍
<<locked>>
96%
55390
85%
**66
100%
Alliant Reloder-17
<<locked>>
93%
58247
90%
**18
100%
Alliant Reloder-19
<<locked>>
97%
48544
75%
**25
96%
[Alliant Reloder-22]*
<<locked>>
97%
43062
66%
**56
94%
Alliant Reloder-23
<<locked>>
97%
40727
63%
**23
100%
Alliant Reloder-25
<<locked>>
97%
35563
55%
**98
95%
Alliant Reloder-26
<<locked>>
97%
45600
70%
**84
99%
Baschieri & Pellagri 107
<<locked>>
85%
57827
89%
**13
100%
Hodgdon CFE223
<<locked>>
88%
58349
90%
**59
100%
Hodgdon H380
<<locked>>
89%
57682
89%
**13
100%
Hodgdon H414 👍
<<locked>>
92%
58276
90%
**79
99%
Hodgdon H4350
<<locked>>
97%
54143
83%
**54
98%
[Hodgdon H4831 SC]*
<<locked>>
97%
46760
72%
**56
93%
Hodgdon Hybrid 100V
<<locked>>
97%
52286
80%
**38
100%
Hodgdon LVR
<<locked>>
95%
58160
90%
**59
100%
Hodgdon Superperformance
<<locked>>
94%
57798
89%
**09
99%
Hodgdon VARGET
<<locked>>
90%
58030
89%
**94
100%
Hodgdon TrailBoss
<<locked>>
96%
33997
52%
**29
100%
IMR 3031
<<locked>>
87%
57464
88%
**64
100%
IMR 4064
<<locked>>
91%
57624
89%
**77
100%
IMR 4166 Enduron
<<locked>>
91%
57464
88%
**61
99%
IMR 4350
<<locked>>
97%
56942
88%
**00
98%
IMR 4451 Enduron
<<locked>>
92%
57696
89%
**94
99%
IMR 4831
<<locked>>
97%
49588
76%
**18
100%
IMR 4895
<<locked>>
87%
58349
90%
**40
100%
[IMR 4955 Enduron]*
<<locked>>
97%
46485
72%
**17
93%
[IMR 7828 SSC]*
<<locked>>
97%
45179
70%
**85
93%
IMR 8208 XBR
<<locked>>
83%
57711
89%
**61
100%
Lovex D073.6
<<locked>>
85%
58204
90%
**71
100%
Lovex S060
<<locked>>
85%
58001
89%
**44
100%
Lovex S062
<<locked>>
89%
58305
90%
**81
100%
Lovex S065
<<locked>>
95%
57769
89%
**94
100%
Lovex S070
<<locked>>
96%
57914
89%
**17
99%
Lovex S071
<<locked>>
97%
35563
55%
**36
95%
Norma 201
<<locked>>
85%
57740
89%
**64
100%
Norma 202
<<locked>>
85%
57522
89%
**44
100%
Norma 203B
<<locked>>
88%
58117
89%
**23
100%
Norma 204
<<locked>>
96%
57334
88%
**40
97%
Norma MRP
<<locked>>
96%
44657
69%
**22
96%
Norma URP
<<locked>>
97%
57392
88%
**56
100%
Ramshot Big Game
<<locked>>
87%
57812
89%
**33
100%
Ramshot Hunter
<<locked>>
97%
56681
87%
**56
99%
[Ramshot Magnum]*
<<locked>>
97%
41408
64%
**00
94%
Ramshot TAC
<<locked>>
83%
58334
90%
**90
100%
Ramshot Wild Boar
<<locked>>
83%
58160
90%
**04
100%
ReloadSwiss RS 14
<<locked>>
97%
35172
54%
**81
100%
ReloadSwiss RS 50
<<locked>>
89%
57537
89%
**90
99%
ReloadSwiss RS 52
<<locked>>
88%
58363
90%
**36
100%
ReloadSwiss RS 60
<<locked>>
94%
58421
90%
**41
100%
ReloadSwiss RS 62 👍
<<locked>>
96%
58015
89%
**82
100%
ReloadSwiss RS 70 👍
<<locked>>
97%
57261
88%
**18
100%
Rottweil R 902
<<locked>>
87%
57885
89%
**54
100%
Rottweil R 903
<<locked>>
91%
57566
89%
**94
100%
Rottweil R 904
<<locked>>
97%
51314
79%
**12
95%
Rottweil R 905
<<locked>>
97%
47413
73%
**02
96%
Rottweil R 907
<<locked>>
94%
57827
89%
**90
98%
SNPE Vectan SP 11
<<locked>>
91%
58436
90%
**49
100%
SNPE Vectan SP 7
<<locked>>
84%
58349
90%
**90
100%
SNPE Vectan SP 9
<<locked>>
86%
57885
89%
**90
100%
SNPE Vectan Tubal 3000
<<locked>>
85%
57986
89%
**82
100%
SNPE Vectan Tubal 5000
<<locked>>
91%
58131
89%
**72
100%
SNPE Vectan Tubal 7000
<<locked>>
95%
58421
90%
**48
99%
Shooters World Long Rifle
<<locked>>
95%
57769
89%
**94
100%
Shooters World Match Rifle
<<locked>>
85%
58204
90%
**71
100%
Shooters World Precision
<<locked>>
89%
58305
90%
**81
100%
Somchem S335
<<locked>>
85%
58363
90%
**89
100%
Somchem S341
<<locked>>
84%
57885
89%
**74
100%
Somchem S355
<<locked>>
91%
57943
89%
**97
100%
[Somchem S361]*
<<locked>>
97%
52605
81%
**95
94%
Somchem S365
<<locked>>
97%
52417
81%
**04
100%
Somchem S385
<<locked>>
97%
48907
75%
**95
97%
Vihtavuori N133
<<locked>>
87%
57812
89%
**56
100%
Vihtavuori N135
<<locked>>
93%
58146
89%
**18
100%
Vihtavuori N140
<<locked>>
87%
57580
89%
**18
100%
Vihtavuori N150
<<locked>>
96%
57928
89%
**54
100%
Vihtavuori N160
<<locked>>
94%
58044
89%
**20
100%
[Vihtavuori N165]*
<<locked>>
97%
40045
62%
**15
94%
Vihtavuori N540
<<locked>>
87%
57885
89%
**54
100%
Vihtavuori N550
<<locked>>
94%
58218
90%
**63
100%
Vihtavuori N555
<<locked>>
97%
45252
70%
**02
99%
Winchester 6.5 StaBALL
<<locked>>
96%
57885
89%
**97
100%
Winchester 760 👍
<<locked>>
92%
58276
90%
**79
99%
Winchester StaBALL HD
<<locked>>
97%
33069
51%
**40
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
51706
80%
**08
100%
ADI AR 2208
<<locked>>
81%
43903
68%
**54
99%
[ADI AR 2209]*
<<locked>>
86%
35027
54%
**20
90%
[ADI AR 2213]*
<<locked>>
93%
39479
61%
**44
90%
Accurate 2200
<<locked>>
81%
53693
83%
**15
100%
Accurate 2495
<<locked>>
81%
54143
83%
**85
100%
Accurate 2700
<<locked>>
81%
42177
65%
**72
95%
[Accurate 3100]*
<<locked>>
83%
26760
41%
**10
90%
Accurate 4064
<<locked>>
81%
45745
70%
**84
100%
Accurate 4350
<<locked>>
81%
34374
53%
**23
96%
Alliant Reloder- TS 15.5
<<locked>>
81%
43976
68%
**80
100%
Alliant Reloder-15
<<locked>>
81%
47079
72%
**49
100%
Alliant Reloder-16
<<locked>>
81%
34113
52%
**36
96%
Alliant Reloder-17
<<locked>>
81%
38072
59%
**57
99%
[Alliant Reloder-19]*
<<locked>>
86%
34606
53%
**13
90%
[Alliant Reloder-22]*
<<locked>>
90%
34432
53%
**56
90%
[Alliant Reloder-23]*
<<locked>>
81%
24787
38%
**77
93%
[Alliant Reloder-25]*
<<locked>>
90%
28543
44%
**92
90%
[Alliant Reloder-26]*
<<locked>>
81%
26469
41%
**79
90%
Baschieri & Pellagri 107
<<locked>>
81%
51343
79%
**18
100%
Hodgdon CFE223
<<locked>>
81%
45745
70%
**62
99%
Hodgdon H380
<<locked>>
81%
44425
68%
**94
98%
Hodgdon H414
<<locked>>
81%
39537
61%
**38
95%
[Hodgdon H4350]*
<<locked>>
81%
32982
51%
**28
91%
[Hodgdon H4831 SC]*
<<locked>>
93%
40712
63%
**31
90%
Hodgdon Hybrid 100V
<<locked>>
81%
31517
49%
**38
97%
Hodgdon LVR
<<locked>>
81%
37231
57%
**85
96%
[Hodgdon Superperformance]*
<<locked>>
81%
35389
54%
**62
92%
Hodgdon VARGET
<<locked>>
81%
43482
67%
**48
99%
Hodgdon TrailBoss
<<locked>>
88%
30298
47%
**54
100%
IMR 3031
<<locked>>
81%
48051
74%
**33
100%
IMR 4064
<<locked>>
81%
42888
66%
**25
99%
IMR 4166 Enduron
<<locked>>
81%
42540
65%
**02
96%
[IMR 4350]*
<<locked>>
81%
34679
53%
**67
92%
IMR 4451 Enduron
<<locked>>
81%
40553
62%
**82
95%
IMR 4831
<<locked>>
81%
30110
46%
**02
95%
IMR 4895
<<locked>>
81%
48356
74%
**79
100%
[IMR 4955 Enduron]*
<<locked>>
91%
39363
61%
**69
90%
[IMR 7828 SSC]*
<<locked>>
93%
39958
61%
**64
90%
IMR 8208 XBR
<<locked>>
81%
53853
83%
**02
100%
Lovex D073.6
<<locked>>
81%
51547
79%
**85
100%
Lovex S060
<<locked>>
81%
50836
78%
**30
100%
Lovex S062
<<locked>>
81%
46064
71%
**84
100%
Lovex S065
<<locked>>
81%
37927
58%
**33
96%
[Lovex S070]*
<<locked>>
81%
36056
55%
**03
94%
[Lovex S071]*
<<locked>>
88%
27166
42%
**16
90%
Norma 201
<<locked>>
81%
50459
78%
**53
100%
Norma 202
<<locked>>
81%
51010
78%
**56
100%
Norma 203B
<<locked>>
81%
46601
72%
**40
100%
[Norma 204]*
<<locked>>
81%
34432
53%
**93
90%
[Norma MRP]*
<<locked>>
86%
31038
48%
**87
90%
Norma URP
<<locked>>
81%
34185
53%
**16
96%
Ramshot Big Game
<<locked>>
81%
46296
71%
**53
100%
[Ramshot Hunter]*
<<locked>>
81%
33286
51%
**03
93%
[Ramshot Magnum]*
<<locked>>
91%
33504
52%
**07
90%
Ramshot TAC
<<locked>>
81%
53664
83%
**25
99%
Ramshot Wild Boar
<<locked>>
81%
53490
82%
**38
100%
ReloadSwiss RS 14
<<locked>>
83%
28645
44%
**44
100%
ReloadSwiss RS 50
<<locked>>
81%
44817
69%
**77
97%
ReloadSwiss RS 52
<<locked>>
81%
45527
70%
**43
100%
ReloadSwiss RS 60
<<locked>>
81%
37043
57%
**48
99%
ReloadSwiss RS 62
<<locked>>
81%
33765
52%
**39
96%
ReloadSwiss RS 70
<<locked>>
81%
33446
51%
**36
95%
Rottweil R 902
<<locked>>
81%
48109
74%
**07
100%
Rottweil R 903
<<locked>>
81%
41220
63%
**31
99%
[Rottweil R 904]*
<<locked>>
87%
37463
58%
**33
90%
[Rottweil R 905]*
<<locked>>
86%
33736
52%
**03
90%
[Rottweil R 907]*
<<locked>>
81%
39175
60%
**49
94%
SNPE Vectan SP 11
<<locked>>
81%
42250
65%
**80
99%
SNPE Vectan SP 7
<<locked>>
81%
52446
81%
**02
99%
SNPE Vectan SP 9
<<locked>>
81%
49908
77%
**76
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
51459
79%
**87
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
43091
66%
**56
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
37144
57%
**77
94%
Shooters World Long Rifle
<<locked>>
81%
37927
58%
**33
96%
Shooters World Match Rifle
<<locked>>
81%
51547
79%
**85
100%
Shooters World Precision
<<locked>>
81%
46064
71%
**84
100%
Somchem S335
<<locked>>
81%
51082
79%
**84
100%
Somchem S341
<<locked>>
81%
52359
81%
**02
100%
Somchem S355
<<locked>>
81%
41843
64%
**28
99%
[Somchem S361]*
<<locked>>
88%
40248
62%
**66
90%
Somchem S365
<<locked>>
81%
30835
47%
**74
98%
[Somchem S385]*
<<locked>>
83%
30792
47%
**02
90%
Vihtavuori N133
<<locked>>
81%
48530
75%
**35
100%
Vihtavuori N135
<<locked>>
81%
40567
62%
**56
100%
Vihtavuori N140
<<locked>>
81%
47805
74%
**77
100%
Vihtavuori N150
<<locked>>
81%
35911
55%
**84
99%
Vihtavuori N160
<<locked>>
81%
37333
57%
**52
97%
[Vihtavuori N165]*
<<locked>>
90%
32590
50%
**38
90%
Vihtavuori N540
<<locked>>
81%
47282
73%
**00
100%
Vihtavuori N550
<<locked>>
81%
37681
58%
**92
97%
[Vihtavuori N555]*
<<locked>>
81%
26585
41%
**52
93%
Winchester 6.5 StaBALL
<<locked>>
81%
35462
55%
**03
99%
Winchester 760
<<locked>>
81%
39537
61%
**38
95%
[Winchester StaBALL HD]*
<<locked>>
83%
23221
36%
**70
91%

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

bottom of page