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Load data for .270 Win. Ackley Improved + .277 | 129gr | Barnes LRX BT

Recommended Powder(s): Alliant Reloder-17, Hodgdon CFE223, Hodgdon H380, SNPE Vectan SP 11, Vihtavuori N550

.270 Win. Ackley Improved + .277 | 129gr | Barnes LRX BT

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.277 | 129gr | Barnes LRX BT
Manufacturer SKU:
30262
Bullet Weight:
129gr | 8.4g
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_B537_C272
Last updated:
2026-01-20
Recommended Twist Rate:
1:9 - 1:7

Load data for 228 loads in caliber .270 Win. Ackley Improved with .277 | 129gr | Barnes LRX BT bullet and 114 powders such as Alliant Reloder-17, Hodgdon CFE223, Hodgdon H380, SNPE Vectan SP 11, Vihtavuori N550. 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%
64455
89%
**56
101%
ADI AR 2206H
<<locked>>
89%
64629
89%
**91
100%
ADI AR 2208
<<locked>>
95%
64208
89%
**77
100%
[ADI AR 2209]*
<<locked>>
97%
47253
65%
**74
94%
Accurate 2015
<<locked>>
86%
64237
89%
**56
100%
Accurate 2200
<<locked>>
88%
65151
90%
**74
100%
Accurate 2230
<<locked>>
83%
64179
88%
**25
100%
Accurate 2460
<<locked>>
83%
64252
89%
**25
100%
Accurate 2495
<<locked>>
88%
64455
89%
**25
100%
Accurate 2520
<<locked>>
87%
64252
89%
**54
100%
Accurate 2700
<<locked>>
95%
64542
89%
**25
98%
Accurate 3100
<<locked>>
97%
40147
55%
**20
95%
Accurate 4064
<<locked>>
93%
64643
89%
**58
100%
Accurate 4350
<<locked>>
97%
55724
77%
**18
100%
Alliant AR-Comp
<<locked>>
87%
64614
89%
**02
100%
Alliant Power Pro 2000-MR
<<locked>>
91%
64629
89%
**19
100%
Alliant Reloder- TS 15.5
<<locked>>
95%
64237
89%
**87
100%
Alliant Reloder-10x
<<locked>>
83%
64121
88%
**72
100%
Alliant Reloder-15
<<locked>>
92%
64498
89%
**10
100%
Alliant Reloder-16
<<locked>>
97%
53853
74%
**38
100%
Alliant Reloder-17 👍
<<locked>>
97%
63208
87%
**92
100%
[Alliant Reloder-19]*
<<locked>>
97%
46499
64%
**67
94%
[Alliant Reloder-22]*
<<locked>>
97%
41060
57%
**92
92%
Alliant Reloder-23
<<locked>>
97%
38580
53%
**56
99%
[Alliant Reloder-25]*
<<locked>>
97%
33866
47%
**31
93%
Alliant Reloder-26
<<locked>>
97%
42757
59%
**13
98%
Baschieri & Pellagri 107
<<locked>>
89%
64846
89%
**14
100%
Bofors RP3
<<locked>>
94%
65166
90%
**00
100%
[Bofors RP5]*
<<locked>>
97%
41060
57%
**92
92%
Bofors RP7
<<locked>>
97%
61670
85%
**41
98%
Hodgdon BL-C2
<<locked>>
87%
64310
89%
**97
100%
Hodgdon Benchmark
<<locked>>
88%
65166
90%
**22
100%
Hodgdon CFE223 👍
<<locked>>
92%
64556
89%
**50
100%
Hodgdon H322
<<locked>>
86%
64774
89%
**31
100%
Hodgdon H380 👍
<<locked>>
93%
64556
89%
**04
100%
Hodgdon H414
<<locked>>
97%
64759
89%
**66
99%
Hodgdon H4350
<<locked>>
97%
51866
72%
**04
97%
Hodgdon Hybrid 100V
<<locked>>
96%
49414
68%
**94
100%
Hodgdon LVR
<<locked>>
97%
59596
82%
**74
100%
Hodgdon Superperformance
<<locked>>
97%
60278
83%
**30
98%
Hodgdon VARGET
<<locked>>
95%
64759
89%
**81
100%
Hodgdon TrailBoss
<<locked>>
96%
33765
47%
**91
100%
IMR 3031
<<locked>>
92%
64556
89%
**58
100%
IMR 4064
<<locked>>
96%
65006
90%
**74
100%
IMR 4166 Enduron
<<locked>>
96%
64223
89%
**51
99%
IMR 4198
<<locked>>
84%
65209
90%
**40
100%
IMR 4350
<<locked>>
97%
54520
75%
**53
97%
IMR 4451 Enduron
<<locked>>
97%
63295
87%
**71
99%
IMR 4831
<<locked>>
97%
46992
65%
**61
99%
IMR 4895
<<locked>>
92%
64817
89%
**20
100%
IMR 8208 XBR
<<locked>>
88%
65151
90%
**61
100%
Lovex D073.5
<<locked>>
84%
64658
89%
**31
100%
Lovex D073.6
<<locked>>
89%
64687
89%
**58
100%
Lovex S060
<<locked>>
90%
64977
90%
**35
100%
Lovex S062
<<locked>>
93%
64324
89%
**58
100%
Lovex S065
<<locked>>
97%
59277
82%
**12
99%
Lovex S070
<<locked>>
97%
56956
79%
**89
98%
[Lovex S071]*
<<locked>>
97%
33765
47%
**75
93%
Norma 201
<<locked>>
91%
65209
90%
**61
100%
Norma 202
<<locked>>
90%
64992
90%
**41
100%
Norma 203B
<<locked>>
93%
64600
89%
**07
100%
Norma 204
<<locked>>
97%
54984
76%
**95
96%
Norma MRP
<<locked>>
97%
43178
60%
**74
95%
Norma URP
<<locked>>
97%
55158
76%
**15
100%
Ramshot Big Game
<<locked>>
92%
64542
89%
**23
100%
Ramshot Hunter
<<locked>>
97%
53432
74%
**05
98%
Ramshot TAC
<<locked>>
88%
64411
89%
**71
100%
Ramshot Wild Boar
<<locked>>
88%
64803
89%
**00
100%
Ramshot X-Terminator
<<locked>>
86%
64905
89%
**45
100%
ReloadSwiss RS 14
<<locked>>
95%
34229
47%
**31
100%
ReloadSwiss RS 40
<<locked>>
85%
65195
90%
**48
100%
ReloadSwiss RS 50
<<locked>>
94%
64948
90%
**91
99%
ReloadSwiss RS 52
<<locked>>
90%
64571
89%
**66
100%
ReloadSwiss RS 60
<<locked>>
96%
64905
90%
**09
100%
ReloadSwiss RS 62
<<locked>>
96%
55448
76%
**41
100%
ReloadSwiss RS 70
<<locked>>
97%
54955
76%
**77
99%
Rottweil R 901
<<locked>>
88%
64846
89%
**22
100%
Rottweil R 902
<<locked>>
92%
64527
89%
**41
100%
Rottweil R 903
<<locked>>
96%
65021
90%
**97
100%
[Rottweil R 904]*
<<locked>>
97%
49269
68%
**58
93%
[Rottweil R 905]*
<<locked>>
97%
44976
62%
**48
94%
Rottweil R 907
<<locked>>
97%
61670
85%
**41
98%
SNPE Vectan SP 11 👍
<<locked>>
95%
64310
89%
**23
100%
SNPE Vectan SP 7
<<locked>>
88%
64585
89%
**71
100%
SNPE Vectan SP 9
<<locked>>
90%
64426
89%
**87
100%
SNPE Vectan Tubal 3000
<<locked>>
89%
64237
89%
**56
100%
SNPE Vectan Tubal 5000
<<locked>>
95%
64411
89%
**49
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
60046
83%
**66
99%
Shooters World Long Rifle
<<locked>>
97%
59277
82%
**12
99%
Shooters World Match Rifle
<<locked>>
89%
64687
89%
**58
100%
Shooters World Precision
<<locked>>
93%
64324
89%
**58
100%
Somchem S321
<<locked>>
85%
64716
89%
**68
100%
Somchem S335
<<locked>>
90%
64687
89%
**69
100%
Somchem S341
<<locked>>
89%
65093
90%
**74
100%
Somchem S355
<<locked>>
96%
64614
89%
**84
100%
[Somchem S361]*
<<locked>>
97%
50807
70%
**51
93%
Somchem S365
<<locked>>
97%
49501
68%
**56
100%
Somchem S385
<<locked>>
97%
46441
64%
**38
95%
Vihtavuori N130
<<locked>>
86%
64310
89%
**27
100%
Vihtavuori N133
<<locked>>
92%
64643
89%
**43
100%
Vihtavuori N135
<<locked>>
97%
62932
87%
**76
100%
Vihtavuori N140
<<locked>>
92%
65224
90%
**18
100%
Vihtavuori N150
<<locked>>
97%
56086
77%
**30
100%
Vihtavuori N160
<<locked>>
97%
60626
84%
**51
100%
[Vihtavuori N165]*
<<locked>>
97%
38595
53%
**61
92%
Vihtavuori N530
<<locked>>
86%
64063
88%
**61
100%
Vihtavuori N540
<<locked>>
92%
64672
89%
**45
100%
Vihtavuori N550 👍
<<locked>>
97%
60756
84%
**94
100%
Vihtavuori N555
<<locked>>
97%
42714
59%
**38
99%
Winchester 6.5 StaBALL
<<locked>>
97%
57087
79%
**79
100%
Winchester 748
<<locked>>
85%
65079
90%
**97
100%
Winchester 760
<<locked>>
97%
64759
89%
**66
99%
Winchester StaBALL HD
<<locked>>
97%
34301
47%
**46
98%
Winchester StaBALL Match
<<locked>>
83%
65224
90%
**00
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI APS 450
<<locked>>
81%
59016
81%
**74
100%
ADI AR 2206H
<<locked>>
81%
49719
69%
**64
100%
ADI AR 2208
<<locked>>
81%
42047
58%
**07
98%
[ADI AR 2209]*
<<locked>>
89%
37434
52%
**51
90%
Accurate 2015
<<locked>>
81%
55796
77%
**51
100%
Accurate 2200
<<locked>>
81%
51822
71%
**71
99%
Accurate 2230
<<locked>>
81%
59611
82%
**69
100%
Accurate 2460
<<locked>>
81%
59596
82%
**69
100%
Accurate 2495
<<locked>>
81%
51547
71%
**51
100%
Accurate 2520
<<locked>>
81%
52591
73%
**00
100%
[Accurate 2700]*
<<locked>>
81%
40205
55%
**08
93%
[Accurate 3100]*
<<locked>>
87%
28906
40%
**41
90%
Accurate 4064
<<locked>>
81%
43497
60%
**43
100%
Accurate 4350
<<locked>>
81%
32532
45%
**59
95%
Alliant AR-Comp
<<locked>>
81%
52649
73%
**51
100%
Alliant Power Pro 2000-MR
<<locked>>
81%
45658
63%
**07
99%
Alliant Reloder- TS 15.5
<<locked>>
81%
41989
58%
**33
99%
Alliant Reloder-10x
<<locked>>
81%
59901
83%
**17
100%
Alliant Reloder-15
<<locked>>
81%
45136
62%
**99
99%
Alliant Reloder-16
<<locked>>
81%
32518
45%
**69
95%
Alliant Reloder-17
<<locked>>
81%
36434
50%
**10
98%
[Alliant Reloder-19]*
<<locked>>
89%
36260
50%
**38
90%
[Alliant Reloder-22]*
<<locked>>
93%
36245
50%
**80
90%
[Alliant Reloder-23]*
<<locked>>
81%
23569
33%
**97
90%
[Alliant Reloder-25]*
<<locked>>
93%
30589
42%
**26
90%
[Alliant Reloder-26]*
<<locked>>
85%
28239
39%
**10
90%
Baschieri & Pellagri 107
<<locked>>
81%
49110
68%
**71
99%
Bofors RP3
<<locked>>
81%
42032
58%
**46
99%
[Bofors RP5]*
<<locked>>
93%
36245
50%
**80
90%
[Bofors RP7]*
<<locked>>
81%
37492
52%
**95
92%
Hodgdon BL-C2
<<locked>>
81%
51909
72%
**20
100%
Hodgdon Benchmark
<<locked>>
81%
53243
73%
**58
100%
Hodgdon CFE223
<<locked>>
81%
43584
60%
**12
98%
Hodgdon H322
<<locked>>
81%
54911
76%
**04
100%
Hodgdon H380
<<locked>>
81%
42656
59%
**43
97%
[Hodgdon H414]*
<<locked>>
81%
37550
52%
**84
93%
[Hodgdon H4350]*
<<locked>>
83%
33301
46%
**16
90%
Hodgdon Hybrid 100V
<<locked>>
81%
29878
41%
**70
96%
Hodgdon LVR
<<locked>>
81%
35491
49%
**18
95%
[Hodgdon Superperformance]*
<<locked>>
81%
33837
47%
**95
90%
Hodgdon VARGET
<<locked>>
81%
41727
58%
**00
98%
Hodgdon TrailBoss
<<locked>>
81%
27079
37%
**44
100%
IMR 3031
<<locked>>
81%
46137
64%
**02
100%
IMR 4064
<<locked>>
81%
41437
57%
**84
98%
[IMR 4166 Enduron]*
<<locked>>
81%
40770
56%
**48
94%
IMR 4198
<<locked>>
81%
59814
82%
**71
100%
[IMR 4350]*
<<locked>>
81%
33170
46%
**10
90%
[IMR 4451 Enduron]*
<<locked>>
81%
38928
54%
**31
94%
[IMR 4831]*
<<locked>>
81%
28471
39%
**31
93%
IMR 4895
<<locked>>
81%
46340
64%
**38
99%
IMR 8208 XBR
<<locked>>
81%
51851
72%
**74
100%
Lovex D073.5
<<locked>>
81%
59161
82%
**66
100%
Lovex D073.6
<<locked>>
81%
49342
68%
**44
100%
Lovex S060
<<locked>>
81%
49240
68%
**99
100%
Lovex S062
<<locked>>
81%
44367
61%
**46
100%
[Lovex S065]*
<<locked>>
81%
36230
50%
**75
94%
[Lovex S070]*
<<locked>>
81%
34708
48%
**52
92%
[Lovex S071]*
<<locked>>
92%
28906
40%
**41
90%
Norma 201
<<locked>>
81%
48370
67%
**15
100%
Norma 202
<<locked>>
81%
48892
67%
**22
100%
Norma 203B
<<locked>>
81%
44643
62%
**89
99%
[Norma 204]*
<<locked>>
85%
37550
52%
**54
90%
[Norma MRP]*
<<locked>>
89%
33489
46%
**28
90%
Norma URP
<<locked>>
81%
32851
45%
**66
95%
Ramshot Big Game
<<locked>>
81%
44309
61%
**05
99%
[Ramshot Hunter]*
<<locked>>
81%
31923
44%
**36
91%
Ramshot TAC
<<locked>>
81%
51663
71%
**84
99%
Ramshot Wild Boar
<<locked>>
81%
51634
71%
**04
100%
Ramshot X-Terminator
<<locked>>
81%
55666
77%
**23
100%
ReloadSwiss RS 14
<<locked>>
81%
27528
38%
**86
100%
ReloadSwiss RS 40
<<locked>>
81%
57783
80%
**53
100%
ReloadSwiss RS 50
<<locked>>
81%
42786
59%
**20
96%
ReloadSwiss RS 52
<<locked>>
81%
47805
66%
**13
99%
ReloadSwiss RS 60
<<locked>>
81%
38754
53%
**79
100%
[ReloadSwiss RS 62]*
<<locked>>
81%
32242
44%
**75
94%
[ReloadSwiss RS 70]*
<<locked>>
81%
32155
44%
**69
92%
Rottweil R 901
<<locked>>
81%
52504
72%
**44
100%
Rottweil R 902
<<locked>>
81%
46006
63%
**62
100%
Rottweil R 903
<<locked>>
81%
39581
55%
**80
99%
[Rottweil R 904]*
<<locked>>
91%
40495
56%
**80
90%
[Rottweil R 905]*
<<locked>>
90%
36056
50%
**38
90%
[Rottweil R 907]*
<<locked>>
81%
37492
52%
**95
92%
SNPE Vectan SP 11
<<locked>>
81%
40495
56%
**26
98%
SNPE Vectan SP 7
<<locked>>
81%
50444
70%
**58
99%
SNPE Vectan SP 9
<<locked>>
81%
47863
66%
**31
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
49806
69%
**56
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
41669
57%
**21
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
35476
49%
**16
92%
[Shooters World Long Rifle]*
<<locked>>
81%
36230
50%
**75
94%
Shooters World Match Rifle
<<locked>>
81%
49342
68%
**44
100%
Shooters World Precision
<<locked>>
81%
44367
61%
**46
100%
Somchem S321
<<locked>>
81%
56536
78%
**56
100%
Somchem S335
<<locked>>
81%
49095
68%
**53
100%
Somchem S341
<<locked>>
81%
50082
69%
**58
100%
Somchem S355
<<locked>>
81%
39914
55%
**77
99%
[Somchem S361]*
<<locked>>
92%
42511
59%
**97
90%
Somchem S365
<<locked>>
81%
29269
40%
**10
97%
[Somchem S385]*
<<locked>>
87%
33547
46%
**52
90%
Vihtavuori N130
<<locked>>
81%
55071
76%
**08
100%
Vihtavuori N133
<<locked>>
81%
46833
65%
**03
100%
Vihtavuori N135
<<locked>>
81%
38798
54%
**12
100%
Vihtavuori N140
<<locked>>
81%
45774
63%
**43
100%
Vihtavuori N150
<<locked>>
81%
34142
47%
**26
98%
Vihtavuori N160
<<locked>>
81%
35665
49%
**02
96%
[Vihtavuori N165]*
<<locked>>
93%
34592
48%
**66
90%
Vihtavuori N530
<<locked>>
81%
54520
75%
**27
100%
Vihtavuori N540
<<locked>>
81%
45455
63%
**59
100%
Vihtavuori N550
<<locked>>
81%
36013
50%
**41
96%
[Vihtavuori N555]*
<<locked>>
81%
25251
35%
**82
91%
Winchester 6.5 StaBALL
<<locked>>
81%
33852
47%
**43
97%
Winchester 748
<<locked>>
81%
56289
78%
**79
100%
[Winchester 760]*
<<locked>>
81%
37550
52%
**84
93%
[Winchester StaBALL HD]*
<<locked>>
86%
24613
34%
**92
90%
Winchester StaBALL Match
<<locked>>
81%
59828
83%
**28
100%

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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