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Load data for .270 Win. Ackley Improved + .277 | 120gr | Hornady SST

Recommended Powder(s): Alliant Power Pro 2000-MR, Alliant Reloder-15, Alliant Reloder-17, Hodgdon CFE223, SNPE Vectan SP 11

.270 Win. Ackley Improved + .277 | 120gr | Hornady SST

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.277 | 120gr | Hornady SST
Manufacturer SKU:
2716
Bullet Weight:
120gr | 7.8g
Bullet Diameter:
0.277" | 7.04mm
Bullet Length:
1.224" | 31.1mm
Caliber:
.270 Win. Ackley Improved load data
Case Length (l3):
2.540" | 64.5mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.474" | 12.0mm
Shank Seated Depth:
0.359" | 9.1mm
Case Capacity:
70.0 Grains of Water | 4.55 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
72519 psi | 5000 bar
LID:
LID_B2607_C272
Last updated:
2026-01-23
Recommended Twist Rate:
1:11 - 1:9

Load data for 222 loads in caliber .270 Win. Ackley Improved with .277 | 120gr | Hornady SST bullet and 111 powders such as Alliant Power Pro 2000-MR, Alliant Reloder-15, Alliant Reloder-17, Hodgdon CFE223, SNPE Vectan SP 11. 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 APS 450
<<locked>>
87%
65006
90%
**70
101%
ADI AR 2206H
<<locked>>
90%
64455
89%
**15
100%
ADI AR 2208
<<locked>>
95%
64977
90%
**99
100%
[ADI AR 2209]*
<<locked>>
97%
47630
66%
**86
94%
Accurate 2015
<<locked>>
86%
64469
89%
**77
100%
Accurate 2200
<<locked>>
88%
64977
90%
**82
100%
Accurate 2230
<<locked>>
83%
64310
89%
**46
100%
Accurate 2460
<<locked>>
83%
64469
89%
**40
100%
Accurate 2495
<<locked>>
88%
64846
89%
**53
100%
Accurate 2520
<<locked>>
87%
64934
90%
**79
100%
Accurate 2700
<<locked>>
95%
64266
89%
**30
98%
Accurate 3100
<<locked>>
97%
40335
56%
**18
95%
Accurate 4064
<<locked>>
93%
64368
89%
**66
100%
Accurate 4350
<<locked>>
97%
56159
77%
**40
100%
Alliant AR-Comp
<<locked>>
88%
65050
90%
**23
100%
Alliant Power Pro 2000-MR 👍
<<locked>>
91%
64397
89%
**37
100%
Alliant Reloder- TS 15.5
<<locked>>
95%
65122
90%
**19
100%
Alliant Reloder-10x
<<locked>>
84%
64397
89%
**94
100%
Alliant Reloder-15 👍
<<locked>>
93%
65064
90%
**41
100%
Alliant Reloder-16
<<locked>>
97%
53272
73%
**40
100%
Alliant Reloder-17 👍
<<locked>>
97%
62569
86%
**97
100%
[Alliant Reloder-19]*
<<locked>>
97%
46644
64%
**66
93%
Alliant Reloder-23
<<locked>>
97%
38232
53%
**44
98%
Alliant Reloder-26
<<locked>>
97%
42786
59%
**12
97%
Baschieri & Pellagri 107
<<locked>>
89%
64701
89%
**32
100%
Bofors RP3
<<locked>>
94%
64353
89%
**19
100%
Bofors RP7
<<locked>>
97%
61017
84%
**43
98%
Hodgdon BL-C2
<<locked>>
87%
64542
89%
**22
100%
Hodgdon Benchmark
<<locked>>
87%
64469
89%
**30
100%
Hodgdon CFE223 👍
<<locked>>
93%
65209
90%
**64
100%
Hodgdon H322
<<locked>>
87%
65137
90%
**63
100%
Hodgdon H380
<<locked>>
94%
64948
90%
**28
100%
Hodgdon H414
<<locked>>
97%
65238
90%
**84
99%
Hodgdon H4350
<<locked>>
97%
51314
71%
**99
96%
Hodgdon H4895
<<locked>>
90%
65122
90%
**25
100%
Hodgdon Hybrid 100V
<<locked>>
97%
50082
69%
**12
100%
Hodgdon LVR
<<locked>>
97%
59770
82%
**92
99%
Hodgdon Superperformance
<<locked>>
97%
59727
82%
**38
98%
Hodgdon VARGET
<<locked>>
95%
64426
89%
**96
100%
Hodgdon TrailBoss
<<locked>>
97%
34243
47%
**86
100%
IMR 3031
<<locked>>
92%
65224
90%
**96
100%
IMR 4064
<<locked>>
96%
65238
90%
**96
100%
IMR 4166 Enduron
<<locked>>
97%
64992
90%
**82
99%
IMR 4198
<<locked>>
84%
64194
89%
**48
100%
IMR 4350
<<locked>>
97%
54723
75%
**64
97%
IMR 4451 Enduron
<<locked>>
97%
62758
87%
**73
99%
IMR 4831
<<locked>>
97%
46644
64%
**63
98%
IMR 4895
<<locked>>
92%
64513
89%
**38
100%
IMR 8208 XBR
<<locked>>
88%
64934
90%
**86
100%
Lovex D073.5
<<locked>>
84%
64875
89%
**53
100%
Lovex D073.6
<<locked>>
89%
64339
89%
**76
100%
Lovex S060
<<locked>>
90%
64469
89%
**50
100%
Lovex S062
<<locked>>
93%
64774
89%
**82
100%
Lovex S065
<<locked>>
97%
58668
81%
**10
99%
Lovex S070
<<locked>>
97%
56898
78%
**04
98%
[Lovex S071]*
<<locked>>
97%
33243
46%
**48
92%
Norma 201
<<locked>>
90%
64165
88%
**69
100%
Norma 202
<<locked>>
90%
65122
90%
**69
100%
Norma 203B
<<locked>>
93%
64165
88%
**19
100%
Norma 204
<<locked>>
97%
55695
77%
**20
96%
[Norma MRP]*
<<locked>>
97%
42612
59%
**56
94%
Norma URP
<<locked>>
97%
55071
76%
**20
99%
Ramshot Big Game
<<locked>>
92%
64179
89%
**38
100%
Ramshot Hunter
<<locked>>
97%
53722
74%
**10
98%
Ramshot TAC
<<locked>>
88%
64861
89%
**96
100%
Ramshot Wild Boar
<<locked>>
88%
64774
89%
**15
100%
Ramshot X-Terminator
<<locked>>
86%
65006
90%
**63
100%
ReloadSwiss RS 14
<<locked>>
96%
34606
48%
**26
100%
ReloadSwiss RS 40
<<locked>>
85%
64832
89%
**66
100%
ReloadSwiss RS 50
<<locked>>
94%
64701
89%
**02
99%
ReloadSwiss RS 52
<<locked>>
90%
64571
89%
**94
100%
ReloadSwiss RS 60
<<locked>>
96%
64411
89%
**17
100%
ReloadSwiss RS 62
<<locked>>
97%
55042
76%
**50
99%
ReloadSwiss RS 70
<<locked>>
97%
54259
75%
**66
99%
Rottweil R 901
<<locked>>
88%
64832
89%
**36
100%
Rottweil R 902
<<locked>>
92%
64440
89%
**56
100%
Rottweil R 903
<<locked>>
96%
65064
90%
**09
100%
[Rottweil R 904]*
<<locked>>
96%
48501
67%
**46
93%
[Rottweil R 905]*
<<locked>>
97%
45368
63%
**49
93%
Rottweil R 907
<<locked>>
97%
61017
84%
**43
98%
SNPE Vectan SP 11 👍
<<locked>>
95%
65079
90%
**55
100%
SNPE Vectan SP 7
<<locked>>
88%
64498
89%
**92
100%
SNPE Vectan SP 9
<<locked>>
90%
64339
89%
**99
100%
SNPE Vectan Tubal 3000
<<locked>>
90%
65006
90%
**84
100%
SNPE Vectan Tubal 5000
<<locked>>
96%
64963
90%
**74
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
59335
82%
**61
98%
Shooters World Long Rifle
<<locked>>
97%
58668
81%
**10
99%
Shooters World Match Rifle
<<locked>>
89%
64339
89%
**76
100%
Shooters World Precision
<<locked>>
93%
64774
89%
**82
100%
Somchem S321
<<locked>>
85%
65180
90%
**92
100%
Somchem S335
<<locked>>
90%
64890
89%
**87
100%
Somchem S341
<<locked>>
89%
65050
90%
**86
100%
Somchem S355
<<locked>>
97%
65151
90%
**12
100%
[Somchem S361]*
<<locked>>
97%
50169
69%
**36
92%
Somchem S365
<<locked>>
97%
49690
69%
**71
100%
Somchem S385
<<locked>>
97%
45701
63%
**27
95%
Vihtavuori N130
<<locked>>
87%
64658
89%
**41
100%
Vihtavuori N133
<<locked>>
92%
64411
89%
**54
100%
Vihtavuori N135
<<locked>>
97%
62352
86%
**87
100%
Vihtavuori N140
<<locked>>
92%
65079
90%
**30
100%
Vihtavuori N150
<<locked>>
97%
55347
76%
**28
100%
Vihtavuori N160
<<locked>>
97%
59654
82%
**53
100%
Vihtavuori N530
<<locked>>
86%
64252
89%
**86
100%
Vihtavuori N540
<<locked>>
93%
65166
90%
**66
100%
Vihtavuori N550
<<locked>>
97%
60669
84%
**15
100%
Vihtavuori N555
<<locked>>
97%
42076
58%
**27
98%
Winchester 6.5 StaBALL
<<locked>>
97%
57508
79%
**91
100%
Winchester 748
<<locked>>
85%
64020
88%
**99
100%
Winchester 760
<<locked>>
97%
65238
90%
**84
99%
Winchester StaBALL HD
<<locked>>
97%
34548
48%
**41
98%
Winchester StaBALL Match
<<locked>>
83%
64672
89%
**09
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI APS 450
<<locked>>
81%
58784
81%
**75
100%
ADI AR 2206H
<<locked>>
81%
49327
68%
**72
99%
ADI AR 2208
<<locked>>
81%
41800
58%
**02
98%
[ADI AR 2209]*
<<locked>>
91%
39363
54%
**99
90%
Accurate 2015
<<locked>>
81%
55114
76%
**59
100%
Accurate 2200
<<locked>>
81%
51314
71%
**76
99%
Accurate 2230
<<locked>>
81%
59074
81%
**77
100%
Accurate 2460
<<locked>>
81%
59132
82%
**71
100%
Accurate 2495
<<locked>>
81%
51329
71%
**63
100%
Accurate 2520
<<locked>>
81%
51967
72%
**99
100%
[Accurate 2700]*
<<locked>>
81%
40132
55%
**03
92%
[Accurate 3100]*
<<locked>>
89%
30647
42%
**79
90%
Accurate 4064
<<locked>>
81%
43323
60%
**44
100%
[Accurate 4350]*
<<locked>>
81%
32169
44%
**41
94%
Alliant AR-Comp
<<locked>>
81%
52330
72%
**63
100%
Alliant Power Pro 2000-MR
<<locked>>
81%
45339
63%
**12
98%
Alliant Reloder- TS 15.5
<<locked>>
81%
41756
58%
**28
99%
Alliant Reloder-10x
<<locked>>
81%
59321
82%
**31
100%
Alliant Reloder-15
<<locked>>
81%
44759
62%
**00
98%
[Alliant Reloder-16]*
<<locked>>
81%
32387
45%
**57
94%
Alliant Reloder-17
<<locked>>
81%
36274
50%
**02
97%
[Alliant Reloder-19]*
<<locked>>
91%
38087
53%
**72
90%
[Alliant Reloder-23]*
<<locked>>
83%
24613
34%
**21
90%
[Alliant Reloder-26]*
<<locked>>
87%
29675
41%
**35
90%
Baschieri & Pellagri 107
<<locked>>
81%
48704
67%
**76
99%
Bofors RP3
<<locked>>
81%
41553
57%
**31
99%
[Bofors RP7]*
<<locked>>
81%
37202
51%
**84
92%
Hodgdon BL-C2
<<locked>>
81%
51866
72%
**28
100%
Hodgdon Benchmark
<<locked>>
81%
53011
73%
**63
100%
Hodgdon CFE223
<<locked>>
81%
43236
60%
**00
98%
Hodgdon H322
<<locked>>
81%
54752
75%
**15
100%
Hodgdon H380
<<locked>>
81%
42119
58%
**35
97%
[Hodgdon H414]*
<<locked>>
81%
37333
51%
**72
92%
[Hodgdon H4350]*
<<locked>>
84%
34780
48%
**41
90%
Hodgdon H4895
<<locked>>
81%
49792
69%
**86
100%
Hodgdon Hybrid 100V
<<locked>>
81%
29805
41%
**52
95%
[Hodgdon LVR]*
<<locked>>
81%
35157
48%
**13
94%
[Hodgdon Superperformance]*
<<locked>>
82%
35563
49%
**30
90%
Hodgdon VARGET
<<locked>>
81%
41524
57%
**99
98%
Hodgdon TrailBoss
<<locked>>
81%
27079
37%
**26
100%
IMR 3031
<<locked>>
81%
45629
63%
**07
100%
IMR 4064
<<locked>>
81%
40944
56%
**79
98%
[IMR 4166 Enduron]*
<<locked>>
81%
40770
56%
**40
94%
IMR 4198
<<locked>>
81%
58987
81%
**82
100%
[IMR 4350]*
<<locked>>
83%
34664
48%
**38
90%
[IMR 4451 Enduron]*
<<locked>>
81%
38711
53%
**23
93%
[IMR 4831]*
<<locked>>
81%
28340
39%
**13
92%
IMR 4895
<<locked>>
81%
45948
63%
**33
99%
IMR 8208 XBR
<<locked>>
81%
51459
71%
**82
100%
Lovex D073.5
<<locked>>
81%
58740
81%
**68
100%
Lovex D073.6
<<locked>>
81%
48791
67%
**43
100%
Lovex S060
<<locked>>
81%
48660
67%
**97
99%
Lovex S062
<<locked>>
81%
43772
60%
**41
99%
[Lovex S065]*
<<locked>>
81%
36085
50%
**67
94%
[Lovex S070]*
<<locked>>
81%
34200
47%
**31
91%
[Lovex S071]*
<<locked>>
94%
30226
42%
**62
90%
Norma 201
<<locked>>
81%
48182
66%
**20
100%
Norma 202
<<locked>>
81%
48646
67%
**27
100%
Norma 203B
<<locked>>
81%
44266
61%
**90
99%
[Norma 204]*
<<locked>>
87%
39189
54%
**85
90%
[Norma MRP]*
<<locked>>
91%
35186
49%
**66
90%
[Norma URP]*
<<locked>>
81%
32227
44%
**38
93%
Ramshot Big Game
<<locked>>
81%
43990
61%
**97
99%
[Ramshot Hunter]*
<<locked>>
81%
31676
44%
**21
91%
Ramshot TAC
<<locked>>
81%
51576
71%
**89
98%
Ramshot Wild Boar
<<locked>>
81%
51271
71%
**09
100%
Ramshot X-Terminator
<<locked>>
81%
55347
76%
**25
100%
ReloadSwiss RS 14
<<locked>>
81%
27470
38%
**65
100%
ReloadSwiss RS 40
<<locked>>
81%
57885
80%
**71
100%
ReloadSwiss RS 50
<<locked>>
81%
42728
59%
**18
95%
ReloadSwiss RS 52
<<locked>>
81%
47747
66%
**18
99%
ReloadSwiss RS 60
<<locked>>
81%
38580
53%
**74
100%
[ReloadSwiss RS 62]*
<<locked>>
81%
31836
44%
**54
93%
[ReloadSwiss RS 70]*
<<locked>>
81%
31937
44%
**48
91%
Rottweil R 901
<<locked>>
81%
52185
72%
**56
100%
Rottweil R 902
<<locked>>
81%
45948
63%
**71
100%
Rottweil R 903
<<locked>>
81%
38972
54%
**76
98%
[Rottweil R 904]*
<<locked>>
92%
41553
57%
**05
90%
[Rottweil R 905]*
<<locked>>
92%
37884
52%
**85
90%
[Rottweil R 907]*
<<locked>>
81%
37202
51%
**84
92%
SNPE Vectan SP 11
<<locked>>
81%
40176
55%
**31
98%
SNPE Vectan SP 7
<<locked>>
81%
50067
69%
**63
98%
SNPE Vectan SP 9
<<locked>>
81%
47819
66%
**36
99%
SNPE Vectan Tubal 3000
<<locked>>
81%
49400
68%
**64
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
41220
57%
**13
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
35215
49%
**98
92%
[Shooters World Long Rifle]*
<<locked>>
81%
36085
50%
**67
94%
Shooters World Match Rifle
<<locked>>
81%
48791
67%
**43
100%
Shooters World Precision
<<locked>>
81%
43772
60%
**41
99%
Somchem S321
<<locked>>
81%
56115
77%
**64
100%
Somchem S335
<<locked>>
81%
48936
67%
**58
100%
Somchem S341
<<locked>>
81%
49661
68%
**53
99%
Somchem S355
<<locked>>
81%
39740
55%
**76
98%
[Somchem S361]*
<<locked>>
93%
44614
62%
**31
90%
Somchem S365
<<locked>>
81%
29022
40%
**89
96%
[Somchem S385]*
<<locked>>
88%
34534
48%
**71
90%
Vihtavuori N130
<<locked>>
81%
54607
75%
**13
100%
Vihtavuori N133
<<locked>>
81%
46557
64%
**05
100%
Vihtavuori N135
<<locked>>
81%
38595
53%
**13
100%
Vihtavuori N140
<<locked>>
81%
45556
63%
**44
100%
Vihtavuori N150
<<locked>>
81%
33721
47%
**15
98%
Vihtavuori N160
<<locked>>
81%
35186
49%
**87
95%
Vihtavuori N530
<<locked>>
81%
54070
75%
**38
100%
Vihtavuori N540
<<locked>>
81%
45150
62%
**64
100%
Vihtavuori N550
<<locked>>
81%
35534
49%
**17
95%
[Vihtavuori N555]*
<<locked>>
82%
25947
36%
**90
91%
Winchester 6.5 StaBALL
<<locked>>
81%
33576
46%
**21
97%
Winchester 748
<<locked>>
81%
55825
77%
**91
100%
[Winchester 760]*
<<locked>>
81%
37333
51%
**72
92%
[Winchester StaBALL HD]*
<<locked>>
88%
25933
36%
**16
90%
Winchester StaBALL Match
<<locked>>
81%
59451
82%
**40
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.

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