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Load data for .280 Ackley Improved + .284 | 140gr | SUS-TAC HP

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

.280 Ackley Improved + .284 | 140gr | SUS-TAC HP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 140gr | SUS-TAC HP
Manufacturer SKU:
H12501
Bullet Weight:
140gr | 9.1g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.276" | 32.4mm
Caliber:
.280 Ackley Improved load data
Case Length (l3):
2.540" | 64.5mm
Cartridge Length (C.O.L.):
3.280" | 83.3mm
Seated Depth:
0.536" | 13.6mm
Shank Seated Depth:
0.415" | 10.6mm
Case Capacity:
74.0 Grains of Water | 4.80 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
64977 psi | 4480 bar
LID:
LID_B10319_C285
Last updated:
2025-01-01
Recommended Twist Rate:
1:11 - 1:9

Load data for 182 loads in caliber .280 Ackley Improved with .284 | 140gr | SUS-TAC HP bullet and 91 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.

    .

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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>>
84%
58233
90%
**69
100%
ADI AR 2208
<<locked>>
89%
57899
89%
**53
100%
ADI AR 2209
<<locked>>
97%
51329
79%
**30
96%
[ADI AR 2213]*
<<locked>>
97%
45440
70%
**35
93%
Accurate 2700
<<locked>>
90%
58262
90%
**13
98%
Accurate 3100
<<locked>>
97%
44324
68%
**69
97%
Accurate 4064
<<locked>>
88%
58233
90%
**30
100%
Accurate 4350
<<locked>>
95%
58175
90%
**22
100%
Alliant Reloder- TS 15.5
<<locked>>
89%
58102
89%
**66
100%
Alliant Reloder-15
<<locked>>
87%
57769
89%
**86
100%
Alliant Reloder-16 👍
<<locked>>
97%
57290
88%
**61
100%
Alliant Reloder-17
<<locked>>
92%
58001
89%
**74
100%
Alliant Reloder-19
<<locked>>
97%
50517
78%
**20
96%
[Alliant Reloder-22]*
<<locked>>
97%
44005
68%
**35
94%
Alliant Reloder-23
<<locked>>
97%
41669
64%
**95
100%
Alliant Reloder-25
<<locked>>
97%
36883
57%
**94
96%
Alliant Reloder-26
<<locked>>
97%
46673
72%
**63
99%
Baschieri & Pellagri 107
<<locked>>
84%
57885
89%
**76
100%
Hodgdon CFE223
<<locked>>
87%
58073
89%
**22
100%
Hodgdon H380
<<locked>>
88%
58204
90%
**79
100%
Hodgdon H414 👍
<<locked>>
91%
57812
89%
**35
99%
Hodgdon H4350
<<locked>>
97%
55332
85%
**30
98%
[Hodgdon H4831 SC]*
<<locked>>
97%
47645
73%
**25
93%
Hodgdon Hybrid 100V
<<locked>>
97%
54114
83%
**33
100%
Hodgdon LVR
<<locked>>
93%
57334
88%
**05
100%
Hodgdon Superperformance
<<locked>>
94%
58349
90%
**68
99%
Hodgdon VARGET
<<locked>>
90%
58378
90%
**59
100%
Hodgdon TrailBoss
<<locked>>
96%
34301
53%
**85
100%
IMR 3031
<<locked>>
86%
57609
89%
**36
100%
IMR 4064
<<locked>>
90%
58175
90%
**46
100%
IMR 4166 Enduron
<<locked>>
91%
57769
89%
**27
99%
IMR 4350
<<locked>>
96%
58001
89%
**72
98%
IMR 4451 Enduron
<<locked>>
92%
57957
89%
**56
99%
IMR 4831
<<locked>>
97%
51401
79%
**07
100%
IMR 4895
<<locked>>
86%
58305
90%
**99
100%
[IMR 4955 Enduron]*
<<locked>>
97%
47558
73%
**95
93%
[IMR 7828 SSC]*
<<locked>>
97%
46775
72%
**74
93%
Lovex D073.6
<<locked>>
84%
58276
90%
**40
100%
Lovex S060
<<locked>>
85%
57986
89%
**04
100%
Lovex S062
<<locked>>
88%
58291
90%
**40
100%
Lovex S065
<<locked>>
94%
58218
90%
**56
100%
Lovex S070
<<locked>>
95%
58276
90%
**86
99%
Lovex S071
<<locked>>
97%
36492
56%
**05
95%
Norma 201
<<locked>>
85%
57957
89%
**23
100%
Norma 202
<<locked>>
85%
58349
90%
**20
100%
Norma 203B
<<locked>>
87%
57957
89%
**79
100%
Norma 204
<<locked>>
96%
57769
89%
**12
97%
Norma MRP
<<locked>>
97%
46267
71%
**17
97%
Norma URP
<<locked>>
96%
57638
89%
**22
100%
Ramshot Big Game
<<locked>>
87%
57682
89%
**89
100%
Ramshot Hunter
<<locked>>
97%
58305
90%
**48
99%
Ramshot Magnum
<<locked>>
97%
42946
66%
**89
95%
ReloadSwiss RS 14
<<locked>>
96%
34693
53%
**24
100%
ReloadSwiss RS 50
<<locked>>
88%
58030
89%
**66
99%
ReloadSwiss RS 52
<<locked>>
87%
57421
88%
**89
100%
ReloadSwiss RS 60
<<locked>>
93%
57856
89%
**94
100%
ReloadSwiss RS 62 👍
<<locked>>
96%
58407
90%
**58
100%
ReloadSwiss RS 70 👍
<<locked>>
96%
57363
88%
**91
100%
Rottweil R 902
<<locked>>
86%
57682
89%
**17
100%
Rottweil R 903
<<locked>>
91%
58378
90%
**72
100%
Rottweil R 904
<<locked>>
97%
52388
81%
**87
95%
Rottweil R 905
<<locked>>
97%
49472
76%
**97
96%
Rottweil R 907
<<locked>>
93%
58334
90%
**56
98%
SNPE Vectan SP 11
<<locked>>
89%
57435
88%
**99
100%
SNPE Vectan SP 7
<<locked>>
83%
58378
90%
**53
100%
SNPE Vectan SP 9
<<locked>>
85%
58189
90%
**63
100%
SNPE Vectan Tubal 3000
<<locked>>
84%
58088
89%
**48
100%
SNPE Vectan Tubal 5000
<<locked>>
90%
57653
89%
**31
100%
SNPE Vectan Tubal 7000
<<locked>>
94%
57421
88%
**00
99%
Shooters World Long Rifle
<<locked>>
94%
58218
90%
**56
100%
Shooters World Match Rifle
<<locked>>
84%
58276
90%
**40
100%
Shooters World Precision
<<locked>>
88%
58291
90%
**40
100%
Somchem S335
<<locked>>
85%
58436
90%
**54
100%
Somchem S341
<<locked>>
83%
57972
89%
**40
100%
Somchem S355
<<locked>>
90%
57769
89%
**59
100%
Somchem S361
<<locked>>
97%
54578
84%
**94
95%
Somchem S365
<<locked>>
97%
54607
84%
**95
100%
Somchem S385
<<locked>>
97%
49763
77%
**71
97%
Vihtavuori N133
<<locked>>
86%
57740
89%
**18
100%
Vihtavuori N135
<<locked>>
92%
57725
89%
**71
100%
Vihtavuori N140
<<locked>>
87%
58189
90%
**87
100%
Vihtavuori N150
<<locked>>
96%
57914
89%
**13
100%
Vihtavuori N160
<<locked>>
93%
58218
90%
**86
100%
[Vihtavuori N165]*
<<locked>>
97%
41771
64%
**03
94%
Vihtavuori N540
<<locked>>
87%
57827
89%
**13
100%
Vihtavuori N550
<<locked>>
93%
58392
90%
**25
100%
Vihtavuori N555
<<locked>>
97%
46238
71%
**71
99%
[Vihtavuori N560]*
<<locked>>
97%
44701
69%
**61
92%
Winchester 6.5 StaBALL
<<locked>>
95%
57957
89%
**56
100%
Winchester 760 👍
<<locked>>
91%
57812
89%
**35
99%
Winchester StaBALL HD
<<locked>>
97%
34534
53%
**18
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
52881
81%
**84
100%
ADI AR 2208
<<locked>>
81%
44614
69%
**23
99%
[ADI AR 2209]*
<<locked>>
85%
34954
54%
**72
90%
[ADI AR 2213]*
<<locked>>
93%
40408
62%
**23
90%
Accurate 2700
<<locked>>
81%
42815
66%
**41
95%
[Accurate 3100]*
<<locked>>
83%
27180
42%
**59
90%
Accurate 4064
<<locked>>
81%
47050
72%
**62
100%
Accurate 4350
<<locked>>
81%
35462
55%
**98
96%
Alliant Reloder- TS 15.5
<<locked>>
81%
44672
69%
**46
100%
Alliant Reloder-15
<<locked>>
81%
48240
74%
**25
100%
Alliant Reloder-16
<<locked>>
81%
34809
54%
**08
97%
Alliant Reloder-17
<<locked>>
81%
39305
60%
**40
99%
[Alliant Reloder-19]*
<<locked>>
85%
34650
53%
**66
90%
[Alliant Reloder-22]*
<<locked>>
89%
34316
53%
**05
90%
[Alliant Reloder-23]*
<<locked>>
81%
25425
39%
**52
93%
[Alliant Reloder-25]*
<<locked>>
89%
28514
44%
**41
90%
[Alliant Reloder-26]*
<<locked>>
81%
26861
41%
**38
90%
Baschieri & Pellagri 107
<<locked>>
81%
52518
81%
**97
100%
Hodgdon CFE223
<<locked>>
81%
46818
72%
**38
99%
Hodgdon H380
<<locked>>
81%
45382
70%
**72
99%
Hodgdon H414
<<locked>>
81%
40741
63%
**26
95%
[Hodgdon H4350]*
<<locked>>
81%
33982
52%
**07
92%
[Hodgdon H4831 SC]*
<<locked>>
92%
40959
63%
**87
90%
Hodgdon Hybrid 100V
<<locked>>
81%
32169
50%
**00
97%
Hodgdon LVR
<<locked>>
81%
38276
59%
**57
97%
[Hodgdon Superperformance]*
<<locked>>
81%
36535
56%
**44
93%
Hodgdon VARGET
<<locked>>
81%
44338
68%
**20
99%
Hodgdon TrailBoss
<<locked>>
83%
28079
43%
**54
100%
IMR 3031
<<locked>>
81%
49284
76%
**15
100%
IMR 4064
<<locked>>
81%
43801
67%
**03
99%
IMR 4166 Enduron
<<locked>>
81%
43265
67%
**67
96%
[IMR 4350]*
<<locked>>
81%
35607
55%
**43
92%
IMR 4451 Enduron
<<locked>>
81%
41466
64%
**57
95%
IMR 4831
<<locked>>
81%
30850
47%
**67
95%
IMR 4895
<<locked>>
81%
49545
76%
**61
100%
[IMR 4955 Enduron]*
<<locked>>
91%
39755
61%
**35
90%
[IMR 7828 SSC]*
<<locked>>
92%
39537
61%
**13
90%
Lovex D073.6
<<locked>>
81%
52562
81%
**58
100%
Lovex S060
<<locked>>
81%
51866
80%
**15
100%
Lovex S062
<<locked>>
81%
47152
73%
**69
100%
Lovex S065
<<locked>>
81%
38928
60%
**08
96%
[Lovex S070]*
<<locked>>
81%
36970
57%
**79
94%
[Lovex S071]*
<<locked>>
87%
27180
42%
**59
90%
Norma 201
<<locked>>
81%
51677
80%
**31
100%
Norma 202
<<locked>>
81%
52011
80%
**28
100%
Norma 203B
<<locked>>
81%
47601
73%
**08
100%
[Norma 204]*
<<locked>>
81%
34954
54%
**62
90%
[Norma MRP]*
<<locked>>
85%
31575
49%
**56
90%
Norma URP
<<locked>>
81%
35288
54%
**92
96%
Ramshot Big Game
<<locked>>
81%
47558
73%
**25
100%
[Ramshot Hunter]*
<<locked>>
81%
34447
53%
**75
94%
[Ramshot Magnum]*
<<locked>>
91%
34316
53%
**75
90%
ReloadSwiss RS 14
<<locked>>
81%
27891
43%
**77
100%
ReloadSwiss RS 50
<<locked>>
81%
45701
70%
**53
97%
ReloadSwiss RS 52
<<locked>>
81%
46978
72%
**22
100%
ReloadSwiss RS 60
<<locked>>
81%
37971
58%
**33
100%
ReloadSwiss RS 62
<<locked>>
81%
34998
54%
**08
96%
ReloadSwiss RS 70
<<locked>>
81%
34360
53%
**12
95%
Rottweil R 902
<<locked>>
81%
48936
75%
**79
100%
Rottweil R 903
<<locked>>
81%
42467
65%
**10
100%
[Rottweil R 904]*
<<locked>>
86%
37507
58%
**89
90%
[Rottweil R 905]*
<<locked>>
86%
33924
52%
**56
90%
[Rottweil R 907]*
<<locked>>
81%
40016
62%
**25
94%
SNPE Vectan SP 11
<<locked>>
81%
43424
67%
**56
99%
SNPE Vectan SP 7
<<locked>>
81%
53809
83%
**84
100%
SNPE Vectan SP 9
<<locked>>
81%
51111
79%
**54
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
52460
81%
**66
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
44005
68%
**31
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
38014
58%
**49
94%
Shooters World Long Rifle
<<locked>>
81%
38928
60%
**08
96%
Shooters World Match Rifle
<<locked>>
81%
52562
81%
**58
100%
Shooters World Precision
<<locked>>
81%
47152
73%
**69
100%
Somchem S335
<<locked>>
81%
52402
81%
**69
100%
Somchem S341
<<locked>>
81%
53534
82%
**81
100%
Somchem S355
<<locked>>
81%
42975
66%
**13
100%
[Somchem S361]*
<<locked>>
88%
40103
62%
**21
90%
Somchem S365
<<locked>>
81%
31821
49%
**49
98%
[Somchem S385]*
<<locked>>
83%
31096
48%
**61
90%
Vihtavuori N133
<<locked>>
81%
49748
77%
**10
100%
Vihtavuori N135
<<locked>>
81%
41742
64%
**35
100%
Vihtavuori N140
<<locked>>
81%
48515
75%
**53
100%
Vihtavuori N150
<<locked>>
81%
36782
57%
**59
99%
Vihtavuori N160
<<locked>>
81%
38232
59%
**28
97%
[Vihtavuori N165]*
<<locked>>
89%
32590
50%
**90
90%
Vihtavuori N540
<<locked>>
81%
48457
75%
**79
100%
Vihtavuori N550
<<locked>>
81%
38580
59%
**67
97%
[Vihtavuori N555]*
<<locked>>
81%
27354
42%
**25
93%
[Vihtavuori N560]*
<<locked>>
94%
40524
62%
**66
90%
Winchester 6.5 StaBALL
<<locked>>
81%
36289
56%
**79
99%
Winchester 760
<<locked>>
81%
40741
63%
**26
95%
[Winchester StaBALL HD]*
<<locked>>
83%
23467
36%
**23
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

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