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Load data for .270 Win. Ackley Improved + .277 | 140gr | Barnes TSX BT

Recommended Powder(s): Hodgdon H414, Hodgdon LVR, ReloadSwiss RS 70, Vihtavuori N550, Winchester 760

.270 Win. Ackley Improved + .277 | 140gr | Barnes TSX BT

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.277 | 140gr | Barnes TSX BT
Manufacturer SKU:
30266
Bullet Weight:
140gr | 9.1g
Bullet Diameter:
0.277" | 7.04mm
Bullet Length:
<<locked>>
Caliber:
.270 Win. Ackley Improved load data
Case Length (l3):
2.540" | 64.5mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
70.0 Grains of Water | 4.55 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
72519 psi | 5000 bar
LID:
LID_B544_C272
Last updated:
2026-01-20
Recommended Twist Rate:
1:10 - 1:8

Load data for 230 loads in caliber .270 Win. Ackley Improved with .277 | 140gr | Barnes TSX BT bullet and 115 powders such as Hodgdon H414, Hodgdon LVR, ReloadSwiss RS 70, Vihtavuori N550, 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 APS 450
<<locked>>
86%
64701
89%
**83
101%
ADI AR 2206H
<<locked>>
87%
64600
89%
**89
100%
ADI AR 2208
<<locked>>
92%
64629
89%
**69
100%
ADI AR 2209
<<locked>>
97%
52286
72%
**81
97%
[ADI AR 2213]*
<<locked>>
97%
46456
64%
**99
94%
Accurate 2015
<<locked>>
83%
64194
89%
**44
100%
Accurate 2200
<<locked>>
85%
64295
89%
**56
100%
Accurate 2495
<<locked>>
85%
64295
89%
**13
100%
Accurate 2520
<<locked>>
85%
65151
90%
**49
100%
Accurate 2700
<<locked>>
93%
64614
89%
**33
99%
Accurate 3100
<<locked>>
97%
45034
62%
**30
98%
Accurate 4064
<<locked>>
90%
64716
89%
**46
100%
Accurate 4350
<<locked>>
97%
62120
86%
**05
100%
Alliant AR-Comp
<<locked>>
84%
64498
89%
**81
100%
Alliant Power Pro 2000-MR
<<locked>>
88%
64469
89%
**14
100%
Alliant Reloder- TS 15.5
<<locked>>
92%
64484
89%
**82
100%
Alliant Reloder-15
<<locked>>
90%
64324
89%
**05
100%
Alliant Reloder-16
<<locked>>
97%
58755
81%
**15
100%
Alliant Reloder-17
<<locked>>
94%
64426
89%
**94
100%
Alliant Reloder-19
<<locked>>
97%
51242
71%
**67
97%
Alliant Reloder-22
<<locked>>
97%
45092
62%
**95
95%
Alliant Reloder-23
<<locked>>
97%
42467
59%
**53
100%
Alliant Reloder-25
<<locked>>
97%
37739
52%
**57
96%
Alliant Reloder-26
<<locked>>
97%
48240
67%
**33
100%
Baschieri & Pellagri 107
<<locked>>
87%
64310
89%
**99
100%
[Bofors RP15]*
<<locked>>
97%
41742
58%
**26
94%
Bofors RP3
<<locked>>
91%
64817
89%
**95
100%
Bofors RP5
<<locked>>
97%
45092
62%
**95
95%
Bofors RP7
<<locked>>
96%
65122
90%
**89
99%
Hodgdon BL-C2
<<locked>>
85%
64266
89%
**89
100%
Hodgdon Benchmark
<<locked>>
85%
64382
89%
**07
100%
Hodgdon CFE223
<<locked>>
89%
64469
89%
**38
100%
Hodgdon H322
<<locked>>
83%
64107
88%
**10
100%
Hodgdon H380
<<locked>>
91%
65079
90%
**05
100%
Hodgdon H414 👍
<<locked>>
94%
65021
90%
**71
100%
Hodgdon H4350
<<locked>>
97%
56014
77%
**81
98%
[Hodgdon H4831]*
<<locked>>
97%
43018
59%
**80
92%
[Hodgdon H4831 SC]*
<<locked>>
97%
48718
67%
**95
94%
Hodgdon Hybrid 100V
<<locked>>
97%
55492
77%
**84
100%
Hodgdon LVR 👍
<<locked>>
96%
63991
88%
**35
100%
Hodgdon Superperformance
<<locked>>
96%
64919
90%
**07
100%
Hodgdon VARGET
<<locked>>
93%
64992
90%
**82
100%
Hodgdon TrailBoss
<<locked>>
96%
34185
47%
**39
100%
IMR 3031
<<locked>>
89%
64919
90%
**49
100%
IMR 4064
<<locked>>
93%
64701
89%
**69
100%
IMR 4166 Enduron
<<locked>>
94%
64223
89%
**59
100%
IMR 4350
<<locked>>
97%
60147
83%
**40
99%
IMR 4451 Enduron
<<locked>>
95%
64658
89%
**89
100%
IMR 4831
<<locked>>
97%
52576
72%
**58
100%
IMR 4895
<<locked>>
89%
65050
90%
**18
100%
[IMR 4955 Enduron]*
<<locked>>
97%
48211
66%
**49
94%
[IMR 7828 SSC]*
<<locked>>
97%
47485
65%
**35
94%
IMR 8208 XBR
<<locked>>
86%
64788
89%
**56
100%
Lovex D073.6
<<locked>>
87%
65151
90%
**49
100%
Lovex S060
<<locked>>
88%
64556
89%
**23
100%
Lovex S062
<<locked>>
90%
64339
89%
**49
100%
Lovex S065
<<locked>>
97%
64107
88%
**79
100%
Lovex S070
<<locked>>
97%
62149
86%
**76
100%
Lovex S071
<<locked>>
96%
37391
52%
**69
96%
Norma 201
<<locked>>
88%
64571
89%
**46
100%
Norma 202
<<locked>>
87%
64948
90%
**33
100%
Norma 203B
<<locked>>
90%
64774
89%
**02
100%
Norma 204
<<locked>>
97%
60974
84%
**99
98%
Norma MRP
<<locked>>
97%
48080
66%
**97
98%
Norma URP
<<locked>>
97%
60800
84%
**92
100%
Ramshot Big Game
<<locked>>
89%
64136
88%
**09
100%
Ramshot Grand
<<locked>>
97%
50198
69%
**90
95%
Ramshot Hunter
<<locked>>
97%
59321
82%
**89
100%
Ramshot Magnum
<<locked>>
97%
43888
61%
**53
96%
Ramshot TAC
<<locked>>
86%
64919
90%
**89
100%
Ramshot Wild Boar
<<locked>>
86%
65180
90%
**92
100%
Ramshot X-Terminator
<<locked>>
83%
65064
90%
**46
100%
ReloadSwiss RS 14
<<locked>>
97%
35375
49%
**91
100%
ReloadSwiss RS 50
<<locked>>
91%
64121
88%
**86
100%
ReloadSwiss RS 52
<<locked>>
87%
64426
89%
**61
100%
ReloadSwiss RS 60
<<locked>>
93%
64963
90%
**97
100%
ReloadSwiss RS 62
<<locked>>
97%
61714
85%
**31
100%
ReloadSwiss RS 70 👍
<<locked>>
97%
60959
84%
**74
100%
[ReloadSwiss RS 76]*
<<locked>>
97%
35897
49%
**31
92%
Rottweil R 901
<<locked>>
85%
64600
89%
**10
100%
Rottweil R 902
<<locked>>
90%
64905
90%
**36
100%
Rottweil R 903
<<locked>>
94%
65180
90%
**86
100%
Rottweil R 904
<<locked>>
97%
53998
74%
**61
96%
Rottweil R 905
<<locked>>
97%
50488
70%
**58
97%
Rottweil R 907
<<locked>>
96%
65122
90%
**89
99%
SNPE Vectan SP 11
<<locked>>
93%
65035
90%
**25
100%
SNPE Vectan SP 7
<<locked>>
86%
65021
90%
**82
100%
SNPE Vectan SP 9
<<locked>>
88%
64788
89%
**86
100%
SNPE Vectan Tubal 3000
<<locked>>
87%
64774
89%
**64
100%
SNPE Vectan Tubal 5000
<<locked>>
93%
65093
90%
**48
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
64542
89%
**33
100%
Shooters World Long Rifle
<<locked>>
97%
64107
88%
**79
100%
Shooters World Match Rifle
<<locked>>
87%
65151
90%
**49
100%
Shooters World Precision
<<locked>>
90%
64339
89%
**49
100%
Somchem S335
<<locked>>
88%
64934
90%
**64
100%
Somchem S341
<<locked>>
86%
64455
89%
**59
100%
Somchem S355
<<locked>>
93%
64020
88%
**69
100%
Somchem S361
<<locked>>
97%
55869
77%
**54
96%
Somchem S365
<<locked>>
97%
55869
77%
**49
100%
Somchem S385
<<locked>>
97%
50966
70%
**28
98%
Vihtavuori N130
<<locked>>
85%
65253
90%
**28
100%
Vihtavuori N133
<<locked>>
89%
64397
89%
**35
100%
Vihtavuori N135
<<locked>>
95%
65238
90%
**90
100%
Vihtavuori N140
<<locked>>
89%
63991
88%
**94
100%
Vihtavuori N150
<<locked>>
97%
61308
85%
**94
100%
Vihtavuori N160
<<locked>>
96%
64745
89%
**02
100%
Vihtavuori N165
<<locked>>
97%
42699
59%
**67
95%
Vihtavuori N530
<<locked>>
84%
64716
89%
**63
100%
Vihtavuori N540
<<locked>>
90%
64905
90%
**36
100%
Vihtavuori N550 👍
<<locked>>
96%
64672
89%
**45
100%
Vihtavuori N555
<<locked>>
97%
48095
66%
**41
100%
[Vihtavuori N560]*
<<locked>>
97%
45803
63%
**28
93%
Winchester 6.5 StaBALL
<<locked>>
97%
62903
87%
**49
100%
Winchester 760 👍
<<locked>>
94%
65021
90%
**71
100%
Winchester StaBALL HD
<<locked>>
97%
35766
49%
**76
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI APS 450
<<locked>>
81%
59364
82%
**08
100%
ADI AR 2206H
<<locked>>
81%
53592
74%
**38
100%
ADI AR 2208
<<locked>>
81%
45774
63%
**87
99%
[ADI AR 2209]*
<<locked>>
84%
34330
47%
**00
90%
[ADI AR 2213]*
<<locked>>
91%
38363
53%
**15
90%
Accurate 2015
<<locked>>
81%
59959
83%
**95
100%
Accurate 2200
<<locked>>
81%
55782
77%
**44
100%
Accurate 2495
<<locked>>
81%
56971
79%
**18
100%
Accurate 2520
<<locked>>
81%
57493
79%
**58
100%
Accurate 2700
<<locked>>
81%
43671
60%
**05
96%
[Accurate 3100]*
<<locked>>
81%
26310
36%
**83
90%
Accurate 4064
<<locked>>
81%
48196
66%
**20
100%
Accurate 4350
<<locked>>
81%
36114
50%
**62
97%
Alliant AR-Comp
<<locked>>
81%
57841
80%
**02
100%
Alliant Power Pro 2000-MR
<<locked>>
81%
50096
69%
**00
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
45861
63%
**10
100%
Alliant Reloder-15
<<locked>>
81%
49081
68%
**72
100%
Alliant Reloder-16
<<locked>>
81%
35868
49%
**82
97%
Alliant Reloder-17
<<locked>>
81%
40335
56%
**10
100%
[Alliant Reloder-19]*
<<locked>>
83%
33257
46%
**84
90%
[Alliant Reloder-22]*
<<locked>>
87%
32982
45%
**13
90%
[Alliant Reloder-23]*
<<locked>>
81%
25976
36%
**16
94%
[Alliant Reloder-25]*
<<locked>>
87%
27238
38%
**56
90%
[Alliant Reloder-26]*
<<locked>>
81%
27615
38%
**18
92%
Baschieri & Pellagri 107
<<locked>>
81%
53374
74%
**48
100%
[Bofors RP15]*
<<locked>>
90%
33402
46%
**26
90%
Bofors RP3
<<locked>>
81%
46267
64%
**26
100%
[Bofors RP5]*
<<locked>>
87%
32982
45%
**13
90%
Bofors RP7
<<locked>>
81%
40799
56%
**85
95%
Hodgdon BL-C2
<<locked>>
81%
57043
79%
**90
100%
Hodgdon Benchmark
<<locked>>
81%
57290
79%
**12
100%
Hodgdon CFE223
<<locked>>
81%
47964
66%
**92
100%
Hodgdon H322
<<locked>>
81%
59799
82%
**64
100%
Hodgdon H380
<<locked>>
81%
46746
64%
**26
99%
Hodgdon H414
<<locked>>
81%
41916
58%
**90
96%
[Hodgdon H4350]*
<<locked>>
81%
34664
48%
**70
93%
[Hodgdon H4831]*
<<locked>>
94%
39450
54%
**98
90%
[Hodgdon H4831 SC]*
<<locked>>
90%
39450
54%
**98
90%
Hodgdon Hybrid 100V
<<locked>>
81%
33301
46%
**74
98%
Hodgdon LVR
<<locked>>
81%
39044
54%
**15
97%
[Hodgdon Superperformance]*
<<locked>>
81%
37507
52%
**15
94%
Hodgdon VARGET
<<locked>>
81%
45324
63%
**77
99%
Hodgdon TrailBoss
<<locked>>
86%
29689
41%
**44
100%
IMR 3031
<<locked>>
81%
50430
70%
**59
100%
IMR 4064
<<locked>>
81%
44831
62%
**61
99%
IMR 4166 Enduron
<<locked>>
81%
44324
61%
**38
97%
[IMR 4350]*
<<locked>>
81%
36477
50%
**13
93%
IMR 4451 Enduron
<<locked>>
81%
42308
58%
**21
96%
IMR 4831
<<locked>>
81%
31894
44%
**38
96%
IMR 4895
<<locked>>
81%
50256
69%
**05
100%
[IMR 4955 Enduron]*
<<locked>>
89%
37927
52%
**33
90%
[IMR 7828 SSC]*
<<locked>>
90%
38392
53%
**35
90%
IMR 8208 XBR
<<locked>>
81%
55724
77%
**28
100%
Lovex D073.6
<<locked>>
81%
53563
74%
**08
100%
Lovex S060
<<locked>>
81%
52620
73%
**56
100%
Lovex S062
<<locked>>
81%
47964
66%
**13
100%
Lovex S065
<<locked>>
81%
39682
55%
**72
97%
Lovex S070
<<locked>>
81%
37811
52%
**46
95%
[Lovex S071]*
<<locked>>
86%
26310
36%
**83
90%
Norma 201
<<locked>>
81%
52591
73%
**82
100%
Norma 202
<<locked>>
81%
52997
73%
**79
100%
Norma 203B
<<locked>>
81%
48312
67%
**66
100%
[Norma 204]*
<<locked>>
81%
35665
49%
**20
91%
[Norma MRP]*
<<locked>>
84%
30501
42%
**74
90%
Norma URP
<<locked>>
81%
36201
50%
**62
97%
Ramshot Big Game
<<locked>>
81%
48602
67%
**89
100%
[Ramshot Grand]*
<<locked>>
89%
37463
52%
**21
90%
Ramshot Hunter
<<locked>>
81%
35186
49%
**43
95%
[Ramshot Magnum]*
<<locked>>
88%
32372
45%
**77
90%
Ramshot TAC
<<locked>>
81%
56043
77%
**61
100%
Ramshot Wild Boar
<<locked>>
81%
56173
77%
**74
100%
Ramshot X-Terminator
<<locked>>
81%
60017
83%
**87
100%
ReloadSwiss RS 14
<<locked>>
83%
28761
40%
**54
100%
ReloadSwiss RS 50
<<locked>>
81%
46615
64%
**13
98%
ReloadSwiss RS 52
<<locked>>
81%
52794
73%
**94
100%
ReloadSwiss RS 60
<<locked>>
81%
42728
59%
**66
100%
ReloadSwiss RS 62
<<locked>>
81%
36042
50%
**85
97%
ReloadSwiss RS 70
<<locked>>
81%
35259
49%
**82
96%
[ReloadSwiss RS 76]*
<<locked>>
94%
32518
45%
**36
90%
Rottweil R 901
<<locked>>
81%
56695
78%
**08
100%
Rottweil R 902
<<locked>>
81%
50285
69%
**36
100%
Rottweil R 903
<<locked>>
81%
43482
60%
**64
100%
[Rottweil R 904]*
<<locked>>
84%
36129
50%
**07
90%
[Rottweil R 905]*
<<locked>>
84%
32677
45%
**74
90%
Rottweil R 907
<<locked>>
81%
40799
56%
**85
95%
SNPE Vectan SP 11
<<locked>>
81%
44469
61%
**17
100%
SNPE Vectan SP 7
<<locked>>
81%
54781
76%
**38
100%
SNPE Vectan SP 9
<<locked>>
81%
52025
72%
**08
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
53548
74%
**20
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
44976
62%
**82
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
38914
54%
**10
95%
Shooters World Long Rifle
<<locked>>
81%
39682
55%
**72
97%
Shooters World Match Rifle
<<locked>>
81%
53563
74%
**08
100%
Shooters World Precision
<<locked>>
81%
47964
66%
**13
100%
Somchem S335
<<locked>>
81%
53258
73%
**17
100%
Somchem S341
<<locked>>
81%
54404
75%
**22
100%
Somchem S355
<<locked>>
81%
43830
60%
**64
100%
[Somchem S361]*
<<locked>>
86%
38334
53%
**30
90%
Somchem S365
<<locked>>
81%
32634
45%
**23
99%
[Somchem S385]*
<<locked>>
81%
30429
42%
**95
90%
Vihtavuori N130
<<locked>>
81%
58929
81%
**49
100%
Vihtavuori N133
<<locked>>
81%
50488
70%
**54
100%
Vihtavuori N135
<<locked>>
81%
42525
59%
**82
100%
Vihtavuori N140
<<locked>>
81%
49414
68%
**97
100%
Vihtavuori N150
<<locked>>
81%
37304
51%
**10
100%
Vihtavuori N160
<<locked>>
81%
39494
54%
**98
98%
[Vihtavuori N165]*
<<locked>>
87%
31169
43%
**98
90%
Vihtavuori N530
<<locked>>
81%
59219
82%
**84
100%
Vihtavuori N540
<<locked>>
81%
49559
68%
**30
100%
Vihtavuori N550
<<locked>>
81%
39856
55%
**38
98%
Vihtavuori N555
<<locked>>
81%
28094
39%
**98
95%
[Vihtavuori N560]*
<<locked>>
92%
38537
53%
**61
90%
Winchester 6.5 StaBALL
<<locked>>
81%
36912
51%
**39
99%
Winchester 760
<<locked>>
81%
41916
58%
**90
96%
[Winchester StaBALL HD]*
<<locked>>
81%
22902
32%
**60
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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