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Load data for .280 Ackley Improved + .284 | 140gr | Barnes TSX BT

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

.280 Ackley Improved + .284 | 140gr | Barnes TSX BT

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 140gr | Barnes TSX BT
Manufacturer SKU:
30289
Bullet Weight:
140gr | 9.1g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.267" | 32.2mm
Caliber:
.280 Ackley Improved load data
Case Length (l3):
2.540" | 64.5mm
Cartridge Length (C.O.L.):
3.280" | 83.3mm
Seated Depth:
0.527" | 13.4mm
Shank Seated Depth:
0.402" | 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_B562_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 | Barnes TSX BT 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".

  • Muzzle velocity vs. barrel length

    Every 1 inch additional barrel length increases muzzle velocity by approx. 32.4 fps

  • .

    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.

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%
57928
89%
**69
100%
ADI AR 2208
<<locked>>
89%
57928
89%
**56
100%
ADI AR 2209
<<locked>>
97%
51445
79%
**33
96%
[ADI AR 2213]*
<<locked>>
97%
45527
70%
**38
93%
Accurate 2700
<<locked>>
90%
58378
90%
**07
98%
Accurate 3100
<<locked>>
97%
44121
68%
**69
97%
Accurate 4064
<<locked>>
88%
58450
90%
**36
100%
Accurate 4350
<<locked>>
95%
57740
89%
**18
100%
Alliant Reloder- TS 15.5
<<locked>>
89%
58291
90%
**69
100%
Alliant Reloder-15
<<locked>>
87%
58305
90%
**92
100%
Alliant Reloder-16 👍
<<locked>>
97%
57450
88%
**54
100%
Alliant Reloder-17
<<locked>>
92%
58160
89%
**77
100%
Alliant Reloder-19
<<locked>>
97%
50212
77%
**07
96%
Alliant Reloder-22
<<locked>>
97%
44106
68%
**38
95%
Alliant Reloder-23
<<locked>>
97%
41785
64%
**99
100%
Alliant Reloder-25
<<locked>>
97%
36970
57%
**97
96%
Alliant Reloder-26
<<locked>>
97%
46760
72%
**63
99%
Baschieri & Pellagri 107
<<locked>>
84%
58044
89%
**82
100%
Hodgdon CFE223
<<locked>>
87%
58218
90%
**25
100%
Hodgdon H380
<<locked>>
88%
58378
90%
**82
100%
Hodgdon H414 👍
<<locked>>
91%
57957
89%
**38
99%
Hodgdon H4350
<<locked>>
97%
55463
85%
**36
98%
[Hodgdon H4831 SC]*
<<locked>>
97%
47906
74%
**31
93%
Hodgdon Hybrid 100V
<<locked>>
97%
54273
84%
**36
100%
Hodgdon LVR
<<locked>>
94%
58001
89%
**25
100%
Hodgdon Superperformance
<<locked>>
94%
58436
90%
**71
99%
Hodgdon VARGET
<<locked>>
89%
57595
89%
**46
100%
Hodgdon TrailBoss
<<locked>>
96%
34200
53%
**81
100%
IMR 3031
<<locked>>
86%
57856
89%
**33
100%
IMR 4064
<<locked>>
90%
58363
90%
**53
100%
IMR 4166 Enduron
<<locked>>
91%
57928
89%
**33
99%
IMR 4350
<<locked>>
96%
58131
89%
**76
98%
IMR 4451 Enduron
<<locked>>
92%
58102
89%
**63
99%
IMR 4831
<<locked>>
97%
51547
79%
**10
100%
IMR 4895
<<locked>>
86%
58001
89%
**89
100%
[IMR 4955 Enduron]*
<<locked>>
97%
47674
73%
**99
93%
[IMR 7828 SSC]*
<<locked>>
97%
46862
72%
**77
93%
IMR 8208 XBR
<<locked>>
83%
58421
90%
**36
100%
Lovex D073.6
<<locked>>
84%
58465
90%
**43
100%
Lovex S060
<<locked>>
85%
58160
90%
**07
100%
Lovex S062
<<locked>>
87%
57464
88%
**27
100%
Lovex S065
<<locked>>
94%
58363
90%
**59
100%
Lovex S070
<<locked>>
95%
58407
90%
**89
99%
Lovex S071
<<locked>>
97%
36622
56%
**08
95%
Norma 201
<<locked>>
85%
58001
89%
**27
100%
Norma 202
<<locked>>
84%
57377
88%
**13
100%
Norma 203B
<<locked>>
87%
57464
88%
**76
100%
Norma 204
<<locked>>
96%
57885
89%
**15
97%
Norma MRP
<<locked>>
97%
46354
71%
**20
97%
Norma URP
<<locked>>
96%
57783
89%
**28
100%
Ramshot Big Game
<<locked>>
87%
58001
89%
**95
100%
Ramshot Hunter
<<locked>>
97%
58421
90%
**51
99%
Ramshot Magnum
<<locked>>
97%
43004
66%
**92
95%
ReloadSwiss RS 14
<<locked>>
96%
34664
53%
**24
100%
ReloadSwiss RS 50
<<locked>>
88%
58175
90%
**59
99%
ReloadSwiss RS 52
<<locked>>
87%
57595
89%
**95
100%
ReloadSwiss RS 60
<<locked>>
93%
57986
89%
**97
100%
ReloadSwiss RS 62 👍
<<locked>>
95%
57667
89%
**41
100%
ReloadSwiss RS 70 👍
<<locked>>
96%
57450
88%
**94
100%
Rottweil R 902
<<locked>>
86%
57885
89%
**23
100%
Rottweil R 903
<<locked>>
90%
57435
88%
**56
100%
Rottweil R 904
<<locked>>
96%
52504
81%
**90
95%
Rottweil R 905
<<locked>>
97%
49603
76%
**04
96%
Rottweil R 907
<<locked>>
93%
58479
90%
**63
98%
SNPE Vectan SP 11
<<locked>>
89%
57595
89%
**02
100%
SNPE Vectan SP 9
<<locked>>
85%
58363
90%
**66
100%
SNPE Vectan Tubal 3000
<<locked>>
84%
58160
90%
**44
100%
SNPE Vectan Tubal 5000
<<locked>>
90%
57827
89%
**35
100%
SNPE Vectan Tubal 7000
<<locked>>
94%
57754
89%
**07
99%
Shooters World Long Rifle
<<locked>>
94%
58363
90%
**59
100%
Shooters World Match Rifle
<<locked>>
84%
58465
90%
**43
100%
Shooters World Precision
<<locked>>
87%
57464
88%
**27
100%
Somchem S335
<<locked>>
84%
57783
89%
**41
100%
Somchem S341
<<locked>>
83%
58131
89%
**43
100%
Somchem S355
<<locked>>
90%
57943
89%
**63
100%
Somchem S361
<<locked>>
97%
54650
84%
**87
95%
Somchem S365
<<locked>>
97%
54766
84%
**99
100%
Somchem S385
<<locked>>
97%
49879
77%
**74
97%
Vihtavuori N133
<<locked>>
86%
58276
90%
**28
100%
Vihtavuori N135
<<locked>>
92%
57928
89%
**74
100%
Vihtavuori N140
<<locked>>
87%
58378
90%
**90
100%
Vihtavuori N150
<<locked>>
96%
58407
90%
**30
100%
Vihtavuori N160
<<locked>>
93%
58363
90%
**89
100%
[Vihtavuori N165]*
<<locked>>
97%
41887
64%
**07
94%
Vihtavuori N540
<<locked>>
87%
58001
89%
**17
100%
Vihtavuori N550
<<locked>>
93%
57696
89%
**22
100%
Vihtavuori N555
<<locked>>
97%
46383
71%
**77
100%
[Vihtavuori N560]*
<<locked>>
97%
44947
69%
**58
92%
Winchester 6.5 StaBALL
<<locked>>
95%
58059
89%
**59
100%
Winchester 760 👍
<<locked>>
91%
57957
89%
**38
99%
Winchester StaBALL HD
<<locked>>
97%
34737
53%
**25
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
52620
81%
**84
100%
ADI AR 2208
<<locked>>
81%
44788
69%
**30
99%
[ADI AR 2209]*
<<locked>>
85%
35085
54%
**79
90%
[ADI AR 2213]*
<<locked>>
93%
39885
61%
**07
90%
Accurate 2700
<<locked>>
81%
42960
66%
**48
95%
[Accurate 3100]*
<<locked>>
83%
27470
42%
**72
90%
Accurate 4064
<<locked>>
81%
47123
73%
**66
100%
Accurate 4350
<<locked>>
81%
35215
54%
**95
96%
Alliant Reloder- TS 15.5
<<locked>>
81%
44846
69%
**53
100%
Alliant Reloder-15
<<locked>>
81%
48124
74%
**25
100%
Alliant Reloder-16
<<locked>>
81%
34867
54%
**15
97%
Alliant Reloder-17
<<locked>>
81%
39450
61%
**46
99%
[Alliant Reloder-19]*
<<locked>>
85%
34548
53%
**69
90%
[Alliant Reloder-22]*
<<locked>>
89%
34432
53%
**08
90%
[Alliant Reloder-23]*
<<locked>>
81%
25541
39%
**49
93%
[Alliant Reloder-25]*
<<locked>>
89%
28616
44%
**48
90%
[Alliant Reloder-26]*
<<locked>>
81%
26963
42%
**44
91%
Baschieri & Pellagri 107
<<locked>>
81%
52678
81%
**00
100%
Hodgdon CFE223
<<locked>>
81%
46978
72%
**35
99%
Hodgdon H380
<<locked>>
81%
45556
70%
**69
99%
Hodgdon H414
<<locked>>
81%
40901
63%
**23
95%
[Hodgdon H4350]*
<<locked>>
81%
34127
53%
**03
92%
[Hodgdon H4831 SC]*
<<locked>>
92%
40437
62%
**80
90%
Hodgdon Hybrid 100V
<<locked>>
81%
32329
50%
**07
97%
Hodgdon LVR
<<locked>>
81%
38174
59%
**61
97%
[Hodgdon Superperformance]*
<<locked>>
81%
36651
56%
**51
93%
Hodgdon VARGET
<<locked>>
81%
44512
69%
**26
99%
Hodgdon TrailBoss
<<locked>>
82%
28007
43%
**54
100%
IMR 3031
<<locked>>
81%
49516
76%
**15
100%
IMR 4064
<<locked>>
81%
44005
68%
**10
99%
IMR 4166 Enduron
<<locked>>
81%
43439
67%
**74
96%
[IMR 4350]*
<<locked>>
81%
35766
55%
**49
93%
IMR 4451 Enduron
<<locked>>
81%
41626
64%
**64
95%
IMR 4831
<<locked>>
81%
31009
48%
**74
95%
IMR 4895
<<locked>>
81%
49269
76%
**51
100%
[IMR 4955 Enduron]*
<<locked>>
90%
39276
60%
**21
90%
[IMR 7828 SSC]*
<<locked>>
92%
39639
61%
**17
90%
IMR 8208 XBR
<<locked>>
81%
54752
84%
**84
100%
Lovex D073.6
<<locked>>
81%
52765
81%
**64
100%
Lovex S060
<<locked>>
81%
52054
80%
**12
100%
Lovex S062
<<locked>>
81%
47355
73%
**66
100%
Lovex S065
<<locked>>
81%
39102
60%
**15
96%
[Lovex S070]*
<<locked>>
81%
37014
57%
**82
94%
[Lovex S071]*
<<locked>>
87%
27209
42%
**62
90%
Norma 201
<<locked>>
81%
51895
80%
**35
100%
Norma 202
<<locked>>
81%
52214
80%
**35
100%
Norma 203B
<<locked>>
81%
47355
73%
**08
100%
[Norma 204]*
<<locked>>
81%
35085
54%
**69
90%
[Norma MRP]*
<<locked>>
85%
31140
48%
**43
90%
Norma URP
<<locked>>
81%
35462
55%
**98
96%
Ramshot Big Game
<<locked>>
81%
47732
73%
**31
100%
[Ramshot Hunter]*
<<locked>>
81%
34476
53%
**79
94%
[Ramshot Magnum]*
<<locked>>
90%
33779
52%
**62
90%
ReloadSwiss RS 14
<<locked>>
81%
27775
43%
**77
100%
ReloadSwiss RS 50
<<locked>>
81%
45861
71%
**56
97%
ReloadSwiss RS 52
<<locked>>
81%
47166
73%
**28
100%
ReloadSwiss RS 60
<<locked>>
81%
38116
59%
**36
100%
ReloadSwiss RS 62
<<locked>>
81%
35157
54%
**15
96%
ReloadSwiss RS 70
<<locked>>
81%
34490
53%
**18
95%
Rottweil R 902
<<locked>>
81%
49139
76%
**85
100%
Rottweil R 903
<<locked>>
81%
42525
65%
**13
100%
[Rottweil R 904]*
<<locked>>
86%
37652
58%
**95
90%
[Rottweil R 905]*
<<locked>>
85%
33460
51%
**46
90%
[Rottweil R 907]*
<<locked>>
81%
40190
62%
**31
94%
SNPE Vectan SP 11
<<locked>>
81%
43598
67%
**62
99%
SNPE Vectan SP 9
<<locked>>
81%
51300
79%
**58
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
52692
81%
**72
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
44193
68%
**28
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
38058
59%
**52
94%
Shooters World Long Rifle
<<locked>>
81%
39102
60%
**15
96%
Shooters World Match Rifle
<<locked>>
81%
52765
81%
**64
100%
Shooters World Precision
<<locked>>
81%
47355
73%
**66
100%
Somchem S335
<<locked>>
81%
52591
81%
**76
100%
Somchem S341
<<locked>>
81%
53708
83%
**74
100%
Somchem S355
<<locked>>
81%
43163
66%
**13
100%
[Somchem S361]*
<<locked>>
88%
40205
62%
**25
90%
Somchem S365
<<locked>>
81%
31865
49%
**56
98%
[Somchem S385]*
<<locked>>
83%
31227
48%
**67
90%
Vihtavuori N133
<<locked>>
81%
49632
76%
**03
100%
Vihtavuori N135
<<locked>>
81%
41974
65%
**31
100%
Vihtavuori N140
<<locked>>
81%
48718
75%
**49
100%
Vihtavuori N150
<<locked>>
81%
36564
56%
**49
99%
Vihtavuori N160
<<locked>>
81%
38392
59%
**35
97%
[Vihtavuori N165]*
<<locked>>
89%
32706
50%
**93
90%
Vihtavuori N540
<<locked>>
81%
48501
75%
**76
100%
Vihtavuori N550
<<locked>>
81%
38740
60%
**74
97%
[Vihtavuori N555]*
<<locked>>
81%
27514
42%
**25
93%
[Vihtavuori N560]*
<<locked>>
93%
40016
62%
**46
90%
Winchester 6.5 StaBALL
<<locked>>
81%
36419
56%
**75
99%
Winchester 760
<<locked>>
81%
40901
63%
**23
95%
[Winchester StaBALL HD]*
<<locked>>
82%
23177
36%
**10
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.

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