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Load data for .280 Ackley Improved + .284 | 145gr | Hasler Hunting

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

.280 Ackley Improved + .284 | 145gr | Hasler Hunting

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 145gr | Hasler Hunting
Manufacturer SKU:
H7-145
Bullet Weight:
145gr | 9.4g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.342" | 34.1mm
Caliber:
.280 Ackley Improved load data
Case Length (l3):
2.540" | 64.5mm
Cartridge Length (C.O.L.):
3.280" | 83.3mm
Seated Depth:
0.602" | 15.3mm
Shank Seated Depth:
0.401" | 10.2mm
Case Capacity:
74.0 Grains of Water | 4.80 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
64977 psi | 4480 bar
LID:
LID_B7066_C285
Last updated:
2025-01-01
Recommended Twist Rate:
1:10 - 1:8

Load data for 198 loads in caliber .280 Ackley Improved with .284 | 145gr | Hasler Hunting bullet and 99 powders such as Alliant Reloder-16, Hodgdon H414, Hodgdon LVR, ReloadSwiss RS 62, 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>>
85%
58349
90%
**30
100%
ADI AR 2208
<<locked>>
90%
57841
89%
**10
100%
ADI AR 2209
<<locked>>
97%
48950
75%
**51
96%
[ADI AR 2213]*
<<locked>>
97%
44019
68%
**66
92%
Accurate 2200
<<locked>>
84%
58233
90%
**04
100%
Accurate 2495
<<locked>>
84%
58392
90%
**64
100%
Accurate 2700
<<locked>>
91%
57551
89%
**58
98%
Accurate 3100
<<locked>>
97%
41176
63%
**84
97%
Accurate 4064
<<locked>>
89%
58378
90%
**97
100%
Accurate 4350
<<locked>>
97%
57986
89%
**76
100%
Alliant Reloder- TS 15.5
<<locked>>
90%
57798
89%
**27
100%
Alliant Reloder-15
<<locked>>
88%
57798
89%
**36
100%
Alliant Reloder-16 👍
<<locked>>
96%
55477
85%
**82
100%
Alliant Reloder-17
<<locked>>
93%
57580
89%
**28
100%
Alliant Reloder-19
<<locked>>
97%
48095
74%
**38
96%
[Alliant Reloder-22]*
<<locked>>
97%
42380
65%
**69
94%
Alliant Reloder-23
<<locked>>
97%
39856
61%
**23
99%
Alliant Reloder-25
<<locked>>
97%
34563
53%
**02
95%
Alliant Reloder-26
<<locked>>
97%
44759
69%
**90
99%
Baschieri & Pellagri 107
<<locked>>
85%
58117
89%
**43
100%
Hodgdon BL-C2
<<locked>>
83%
58218
90%
**33
100%
Hodgdon Benchmark
<<locked>>
83%
58392
90%
**58
100%
Hodgdon CFE223
<<locked>>
88%
57464
88%
**72
100%
Hodgdon H380
<<locked>>
89%
57798
89%
**40
100%
Hodgdon H414 👍
<<locked>>
92%
58334
90%
**99
99%
Hodgdon H4350
<<locked>>
97%
53896
83%
**77
98%
[Hodgdon H4831 SC]*
<<locked>>
97%
46209
71%
**69
93%
Hodgdon Hybrid 100V
<<locked>>
97%
51996
80%
**58
100%
Hodgdon LVR 👍
<<locked>>
94%
57841
89%
**79
100%
Hodgdon Superperformance
<<locked>>
95%
57928
89%
**28
99%
Hodgdon VARGET
<<locked>>
91%
58204
90%
**10
100%
Hodgdon TrailBoss
<<locked>>
96%
33895
52%
**45
100%
IMR 3031
<<locked>>
87%
57566
89%
**84
100%
IMR 4064
<<locked>>
91%
57943
89%
**00
100%
IMR 4166 Enduron
<<locked>>
91%
57595
89%
**90
99%
IMR 4350
<<locked>>
97%
56565
87%
**10
98%
IMR 4451 Enduron
<<locked>>
92%
57653
89%
**13
99%
IMR 4831
<<locked>>
97%
48921
75%
**22
100%
IMR 4895
<<locked>>
87%
58349
90%
**53
100%
[IMR 4955 Enduron]*
<<locked>>
97%
46122
71%
**30
93%
[IMR 7828 SSC]*
<<locked>>
97%
44411
68%
**92
93%
IMR 8208 XBR
<<locked>>
84%
57943
89%
**90
100%
Lovex D073.6
<<locked>>
85%
57841
89%
**87
100%
Lovex S060
<<locked>>
86%
58334
90%
**67
100%
Lovex S062
<<locked>>
89%
58160
90%
**00
100%
Lovex S065
<<locked>>
95%
58334
90%
**27
100%
Lovex S070
<<locked>>
97%
58291
90%
**43
99%
Lovex S071
<<locked>>
97%
34432
53%
**33
95%
Norma 201
<<locked>>
86%
58479
90%
**00
100%
Norma 202
<<locked>>
85%
57682
89%
**74
100%
Norma 203B
<<locked>>
88%
57972
89%
**43
100%
Norma 204
<<locked>>
97%
57508
89%
**63
98%
Norma MRP
<<locked>>
97%
44512
69%
**41
97%
Norma URP
<<locked>>
97%
57000
88%
**63
100%
Ramshot Big Game
<<locked>>
88%
58117
89%
**59
100%
Ramshot Hunter
<<locked>>
97%
55796
86%
**63
99%
[Ramshot Magnum]*
<<locked>>
97%
40640
63%
**03
94%
Ramshot TAC
<<locked>>
83%
57638
89%
**07
100%
Ramshot Wild Boar
<<locked>>
83%
57624
89%
**20
100%
ReloadSwiss RS 14
<<locked>>
96%
34214
53%
**85
100%
ReloadSwiss RS 50
<<locked>>
89%
58407
90%
**30
99%
ReloadSwiss RS 52
<<locked>>
88%
57609
89%
**46
100%
ReloadSwiss RS 60
<<locked>>
94%
57566
89%
**48
100%
ReloadSwiss RS 62 👍
<<locked>>
96%
57841
89%
**02
100%
ReloadSwiss RS 70
<<locked>>
97%
58204
90%
**51
100%
Rottweil R 901
<<locked>>
84%
57754
89%
**51
100%
Rottweil R 902
<<locked>>
88%
57769
89%
**81
100%
Rottweil R 903
<<locked>>
92%
58044
89%
**23
100%
Rottweil R 904
<<locked>>
97%
50836
78%
**31
95%
Rottweil R 905
<<locked>>
97%
47224
73%
**15
96%
Rottweil R 907
<<locked>>
94%
57551
89%
**07
99%
SNPE Vectan SP 11
<<locked>>
91%
57885
89%
**59
100%
SNPE Vectan SP 7
<<locked>>
84%
58450
90%
**20
100%
SNPE Vectan SP 9
<<locked>>
86%
58465
90%
**27
100%
SNPE Vectan Tubal 3000
<<locked>>
85%
57435
88%
**95
100%
SNPE Vectan Tubal 5000
<<locked>>
91%
58407
90%
**99
100%
SNPE Vectan Tubal 7000
<<locked>>
95%
58146
89%
**71
99%
Shooters World Long Rifle
<<locked>>
95%
58334
90%
**27
100%
Shooters World Match Rifle
<<locked>>
85%
57841
89%
**87
100%
Shooters World Precision
<<locked>>
89%
58160
90%
**00
100%
Somchem S335
<<locked>>
86%
58407
90%
**15
100%
Somchem S341
<<locked>>
84%
58189
90%
**07
100%
Somchem S355
<<locked>>
92%
57696
89%
**13
100%
Somchem S361
<<locked>>
97%
53243
82%
**25
95%
Somchem S365
<<locked>>
97%
51866
80%
**13
100%
Somchem S385
<<locked>>
97%
47848
74%
**05
97%
Vihtavuori N133
<<locked>>
87%
57885
89%
**82
100%
Vihtavuori N135
<<locked>>
93%
58102
89%
**35
100%
Vihtavuori N140
<<locked>>
87%
57841
89%
**44
100%
Vihtavuori N150
<<locked>>
97%
58015
89%
**81
100%
Vihtavuori N160
<<locked>>
94%
57711
89%
**40
100%
[Vihtavuori N165]*
<<locked>>
97%
39305
60%
**21
94%
Vihtavuori N540
<<locked>>
88%
57841
89%
**74
100%
Vihtavuori N550
<<locked>>
94%
58088
89%
**79
100%
Vihtavuori N555
<<locked>>
97%
44367
68%
**99
99%
[Vihtavuori N560]*
<<locked>>
97%
42714
66%
**79
92%
Winchester 6.5 StaBALL
<<locked>>
96%
57769
89%
**07
100%
Winchester 760 👍
<<locked>>
92%
58334
90%
**99
99%
Winchester StaBALL HD
<<locked>>
97%
32184
50%
**20
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
50952
78%
**22
100%
ADI AR 2208
<<locked>>
81%
43279
67%
**67
99%
[ADI AR 2209]*
<<locked>>
86%
34490
53%
**33
90%
[ADI AR 2213]*
<<locked>>
93%
38841
60%
**57
90%
Accurate 2200
<<locked>>
81%
53388
82%
**31
100%
Accurate 2495
<<locked>>
81%
52330
81%
**92
100%
Accurate 2700
<<locked>>
81%
41046
63%
**79
95%
[Accurate 3100]*
<<locked>>
85%
26658
41%
**20
90%
Accurate 4064
<<locked>>
81%
43990
68%
**84
100%
Accurate 4350
<<locked>>
81%
32851
51%
**13
96%
Alliant Reloder- TS 15.5
<<locked>>
81%
43105
66%
**84
100%
Alliant Reloder-15
<<locked>>
81%
46282
71%
**59
100%
Alliant Reloder-16
<<locked>>
81%
33301
51%
**39
96%
Alliant Reloder-17
<<locked>>
81%
37347
57%
**64
99%
[Alliant Reloder-19]*
<<locked>>
86%
33460
52%
**07
90%
[Alliant Reloder-22]*
<<locked>>
90%
33620
52%
**59
90%
[Alliant Reloder-23]*
<<locked>>
81%
23467
36%
**51
92%
[Alliant Reloder-25]*
<<locked>>
90%
28108
43%
**05
90%
[Alliant Reloder-26]*
<<locked>>
82%
26049
40%
**88
90%
Baschieri & Pellagri 107
<<locked>>
81%
50894
78%
**35
100%
Hodgdon BL-C2
<<locked>>
81%
53534
82%
**67
100%
Hodgdon Benchmark
<<locked>>
81%
54723
84%
**99
100%
Hodgdon CFE223
<<locked>>
81%
45179
70%
**62
99%
Hodgdon H380
<<locked>>
81%
43685
67%
**00
98%
Hodgdon H414
<<locked>>
81%
38870
60%
**48
95%
[Hodgdon H4350]*
<<locked>>
81%
32169
50%
**31
91%
[Hodgdon H4831 SC]*
<<locked>>
93%
40030
62%
**41
90%
Hodgdon Hybrid 100V
<<locked>>
81%
30501
47%
**31
97%
Hodgdon LVR
<<locked>>
81%
36492
56%
**85
96%
[Hodgdon Superperformance]*
<<locked>>
81%
34751
53%
**72
93%
Hodgdon VARGET
<<locked>>
81%
42902
66%
**61
99%
Hodgdon TrailBoss
<<locked>>
85%
28906
44%
**44
100%
IMR 3031
<<locked>>
81%
47123
73%
**36
100%
IMR 4064
<<locked>>
81%
42351
65%
**44
99%
IMR 4166 Enduron
<<locked>>
81%
41930
65%
**12
96%
[IMR 4350]*
<<locked>>
81%
33794
52%
**67
92%
IMR 4451 Enduron
<<locked>>
81%
39856
61%
**95
95%
[IMR 4831]*
<<locked>>
81%
28921
45%
**85
94%
IMR 4895
<<locked>>
81%
47514
73%
**85
100%
[IMR 4955 Enduron]*
<<locked>>
91%
38203
59%
**69
90%
[IMR 7828 SSC]*
<<locked>>
92%
38508
59%
**54
90%
IMR 8208 XBR
<<locked>>
81%
53316
82%
**22
100%
Lovex D073.6
<<locked>>
81%
50299
77%
**82
100%
Lovex S060
<<locked>>
81%
50212
77%
**40
100%
Lovex S062
<<locked>>
81%
45034
69%
**90
100%
Lovex S065
<<locked>>
81%
36869
57%
**33
96%
[Lovex S070]*
<<locked>>
81%
34795
54%
**03
94%
[Lovex S071]*
<<locked>>
89%
26324
41%
**16
90%
Norma 201
<<locked>>
81%
49298
76%
**59
100%
Norma 202
<<locked>>
81%
50270
77%
**66
100%
Norma 203B
<<locked>>
81%
45556
70%
**43
100%
[Norma 204]*
<<locked>>
81%
33721
52%
**03
90%
[Norma MRP]*
<<locked>>
86%
30705
47%
**00
90%
Norma URP
<<locked>>
81%
33272
51%
**20
96%
Ramshot Big Game
<<locked>>
81%
45730
70%
**56
100%
[Ramshot Hunter]*
<<locked>>
81%
32474
50%
**03
93%
[Ramshot Magnum]*
<<locked>>
92%
33141
51%
**23
90%
Ramshot TAC
<<locked>>
81%
53098
82%
**41
99%
Ramshot Wild Boar
<<locked>>
81%
53069
82%
**58
100%
ReloadSwiss RS 14
<<locked>>
82%
27876
43%
**54
100%
ReloadSwiss RS 50
<<locked>>
81%
43859
68%
**80
97%
ReloadSwiss RS 52
<<locked>>
81%
45049
69%
**49
100%
ReloadSwiss RS 60
<<locked>>
81%
36274
56%
**51
99%
ReloadSwiss RS 62
<<locked>>
81%
32851
51%
**33
95%
[ReloadSwiss RS 70]*
<<locked>>
81%
32605
50%
**36
94%
Rottweil R 901
<<locked>>
81%
53127
82%
**85
100%
Rottweil R 902
<<locked>>
81%
47065
72%
**13
100%
Rottweil R 903
<<locked>>
81%
39929
61%
**25
99%
[Rottweil R 904]*
<<locked>>
87%
36434
56%
**36
90%
[Rottweil R 905]*
<<locked>>
86%
32837
51%
**10
90%
[Rottweil R 907]*
<<locked>>
81%
38043
59%
**49
94%
SNPE Vectan SP 11
<<locked>>
81%
41684
64%
**94
99%
SNPE Vectan SP 7
<<locked>>
81%
51866
80%
**18
99%
SNPE Vectan SP 9
<<locked>>
81%
49429
76%
**89
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
50865
78%
**07
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
42598
66%
**66
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
36201
56%
**77
94%
Shooters World Long Rifle
<<locked>>
81%
36869
57%
**33
96%
Shooters World Match Rifle
<<locked>>
81%
50299
77%
**82
100%
Shooters World Precision
<<locked>>
81%
45034
69%
**90
100%
Somchem S335
<<locked>>
81%
50299
77%
**97
100%
Somchem S341
<<locked>>
81%
51721
80%
**05
100%
Somchem S355
<<locked>>
81%
40770
63%
**28
99%
[Somchem S361]*
<<locked>>
88%
39175
60%
**69
90%
Somchem S365
<<locked>>
81%
29646
46%
**64
98%
[Somchem S385]*
<<locked>>
83%
30037
46%
**11
90%
Vihtavuori N133
<<locked>>
81%
47877
74%
**38
100%
Vihtavuori N135
<<locked>>
81%
39784
61%
**62
100%
Vihtavuori N140
<<locked>>
81%
47094
72%
**90
100%
Vihtavuori N150
<<locked>>
81%
34737
53%
**80
99%
Vihtavuori N160
<<locked>>
81%
36332
56%
**56
97%
[Vihtavuori N165]*
<<locked>>
90%
31792
49%
**41
90%
Vihtavuori N540
<<locked>>
81%
46427
71%
**07
100%
Vihtavuori N550
<<locked>>
81%
36985
57%
**02
97%
[Vihtavuori N555]*
<<locked>>
81%
25309
39%
**36
93%
[Vihtavuori N560]*
<<locked>>
94%
39146
60%
**00
90%
Winchester 6.5 StaBALL
<<locked>>
81%
34606
53%
**03
99%
Winchester 760
<<locked>>
81%
38870
60%
**48
95%
[Winchester StaBALL HD]*
<<locked>>
84%
22582
35%
**67
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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