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Load data for .270 Win. Ackley Improved + .277 | 150gr | Hornady SP

Recommended Powder(s): Hodgdon H414, Hodgdon Superperformance, ReloadSwiss RS 62, ReloadSwiss RS 70, Winchester 760

.270 Win. Ackley Improved + .277 | 150gr | Hornady SP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.277 | 150gr | Hornady SP
Manufacturer SKU:
2740
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.277" | 7.04mm
Bullet Length:
1.221" | 31.0mm
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:
0.471" | 12.0mm
Shank Seated Depth:
0.471" | 12.0mm
Case Capacity:
70.0 Grains of Water | 4.55 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
72519 psi | 5000 bar
LID:
LID_B2617_C272
Last updated:
2026-01-12

Load data for 222 loads in caliber .270 Win. Ackley Improved with .277 | 150gr | Hornady SP bullet and 111 powders such as Hodgdon H414, Hodgdon Superperformance, 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".

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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 APS 450
<<locked>>
86%
65108
90%
**24
101%
ADI AR 2206H
<<locked>>
85%
65166
90%
**07
100%
ADI AR 2208
<<locked>>
90%
64411
89%
**87
100%
ADI AR 2209
<<locked>>
97%
56492
78%
**71
98%
ADI AR 2213
<<locked>>
97%
50038
69%
**99
96%
[ADI AR 2225]*
<<locked>>
97%
32605
45%
**51
92%
Accurate 2200
<<locked>>
84%
64542
89%
**77
100%
Accurate 2495
<<locked>>
83%
64977
90%
**15
100%
Accurate 2700
<<locked>>
91%
65195
90%
**61
100%
Accurate 3100
<<locked>>
97%
49821
69%
**26
99%
Accurate 4064
<<locked>>
89%
65166
90%
**51
100%
Accurate 4350
<<locked>>
95%
64513
89%
**49
100%
[Accurate MAGPRO]*
<<locked>>
97%
48704
67%
**92
94%
Alliant Reloder- TS 15.5
<<locked>>
90%
64281
89%
**87
100%
Alliant Reloder-15
<<locked>>
88%
65151
90%
**27
100%
Alliant Reloder-16
<<locked>>
97%
63541
88%
**82
100%
Alliant Reloder-17
<<locked>>
92%
64426
89%
**95
100%
Alliant Reloder-19
<<locked>>
97%
55666
77%
**58
98%
Alliant Reloder-22
<<locked>>
97%
49197
68%
**99
97%
Alliant Reloder-23
<<locked>>
97%
46528
64%
**43
100%
Alliant Reloder-25
<<locked>>
97%
40785
56%
**64
98%
Alliant Reloder-26
<<locked>>
97%
53417
74%
**30
100%
Baschieri & Pellagri 107
<<locked>>
85%
65021
90%
**23
100%
Bofors RP15
<<locked>>
97%
45092
62%
**23
96%
Bofors RP3
<<locked>>
89%
64208
89%
**90
100%
[Bofors RP30]*
<<locked>>
97%
36985
51%
**75
92%
Bofors RP5
<<locked>>
97%
49197
68%
**99
97%
Bofors RP7
<<locked>>
94%
65021
90%
**10
100%
Hodgdon Benchmark
<<locked>>
84%
65180
90%
**22
100%
Hodgdon CFE223
<<locked>>
87%
64179
89%
**43
100%
Hodgdon H380
<<locked>>
89%
64542
89%
**17
100%
Hodgdon H414 👍
<<locked>>
92%
64687
89%
**76
100%
Hodgdon H4350
<<locked>>
97%
60205
83%
**58
99%
[Hodgdon H4831]*
<<locked>>
97%
46615
64%
**84
94%
Hodgdon H4831 SC
<<locked>>
97%
52518
72%
**85
96%
Hodgdon Hybrid 100V
<<locked>>
97%
60365
83%
**54
100%
Hodgdon LVR
<<locked>>
94%
64977
90%
**63
100%
[Hodgdon Retumbo]*
<<locked>>
97%
32605
45%
**51
92%
Hodgdon Superperformance 👍
<<locked>>
94%
64774
89%
**15
100%
Hodgdon VARGET
<<locked>>
91%
64977
90%
**90
100%
Hodgdon TrailBoss
<<locked>>
96%
34853
48%
**96
100%
IMR 3031
<<locked>>
87%
64223
89%
**44
100%
IMR 4064
<<locked>>
91%
64643
89%
**77
100%
IMR 4166 Enduron
<<locked>>
92%
65122
90%
**90
100%
IMR 4350
<<locked>>
97%
64179
88%
**17
100%
IMR 4451 Enduron
<<locked>>
93%
64382
89%
**04
100%
IMR 4831
<<locked>>
97%
56043
77%
**25
100%
IMR 4895
<<locked>>
87%
64730
89%
**20
100%
IMR 4955 Enduron
<<locked>>
97%
52214
72%
**43
96%
IMR 7828 SSC
<<locked>>
96%
50923
70%
**22
96%
IMR 8208 XBR
<<locked>>
84%
64368
89%
**58
100%
Lovex D073.6
<<locked>>
85%
64687
89%
**54
100%
Lovex S060
<<locked>>
86%
64774
89%
**35
100%
Lovex S062
<<locked>>
89%
65021
90%
**67
100%
Lovex S065
<<locked>>
95%
65108
90%
**04
100%
Lovex S070
<<locked>>
96%
64977
90%
**23
100%
Lovex S071
<<locked>>
97%
41524
57%
**79
98%
Norma 201
<<locked>>
86%
64643
89%
**58
100%
Norma 202
<<locked>>
85%
64484
89%
**31
100%
Norma 203B
<<locked>>
88%
64295
89%
**04
100%
Norma 204
<<locked>>
96%
64919
90%
**69
99%
Norma MRP
<<locked>>
97%
52170
72%
**77
99%
Norma URP
<<locked>>
97%
65137
90%
**59
100%
Ramshot Big Game
<<locked>>
88%
65166
90%
**33
100%
Ramshot Grand
<<locked>>
97%
55085
76%
**04
98%
Ramshot Hunter
<<locked>>
96%
63498
88%
**59
100%
Ramshot Magnum
<<locked>>
97%
47529
66%
**56
98%
Ramshot TAC
<<locked>>
84%
64455
89%
**87
100%
Ramshot Wild Boar
<<locked>>
84%
64861
89%
**97
100%
ReloadSwiss RS 14
<<locked>>
96%
35433
49%
**36
100%
ReloadSwiss RS 50
<<locked>>
89%
64788
89%
**04
100%
ReloadSwiss RS 52
<<locked>>
85%
64368
89%
**63
100%
ReloadSwiss RS 60
<<locked>>
91%
65021
90%
**99
100%
ReloadSwiss RS 62 👍
<<locked>>
95%
64078
88%
**66
100%
ReloadSwiss RS 70 👍
<<locked>>
96%
64179
88%
**22
100%
ReloadSwiss RS 76
<<locked>>
97%
39218
54%
**67
96%
Rottweil R 901
<<locked>>
83%
64324
89%
**15
100%
Rottweil R 902
<<locked>>
88%
64977
90%
**48
100%
Rottweil R 903
<<locked>>
91%
65021
90%
**94
100%
Rottweil R 904
<<locked>>
97%
57812
80%
**35
98%
Rottweil R 905
<<locked>>
97%
54404
75%
**35
98%
Rottweil R 907
<<locked>>
94%
65021
90%
**10
100%
SNPE Vectan SP 11
<<locked>>
90%
64890
89%
**33
100%
SNPE Vectan SP 7
<<locked>>
84%
64455
89%
**87
100%
SNPE Vectan SP 9
<<locked>>
86%
64295
89%
**90
100%
SNPE Vectan Tubal 3000
<<locked>>
86%
65050
90%
**72
100%
SNPE Vectan Tubal 5000
<<locked>>
91%
64440
89%
**49
100%
SNPE Vectan Tubal 7000
<<locked>>
95%
65093
90%
**58
100%
Shooters World Long Rifle
<<locked>>
95%
65108
90%
**04
100%
Shooters World Match Rifle
<<locked>>
85%
64687
89%
**54
100%
Shooters World Precision
<<locked>>
89%
65021
90%
**67
100%
Somchem S335
<<locked>>
86%
64832
89%
**76
100%
Somchem S341
<<locked>>
84%
65079
90%
**81
100%
Somchem S355
<<locked>>
91%
64498
89%
**87
100%
Somchem S361
<<locked>>
97%
59364
82%
**28
97%
Somchem S365
<<locked>>
97%
61177
84%
**20
100%
Somchem S385
<<locked>>
97%
55129
76%
**12
99%
Vihtavuori N133
<<locked>>
88%
65253
90%
**49
100%
Vihtavuori N135
<<locked>>
93%
64788
89%
**95
100%
Vihtavuori N140
<<locked>>
87%
64701
89%
**12
100%
Vihtavuori N150
<<locked>>
96%
64179
88%
**38
100%
Vihtavuori N160
<<locked>>
94%
65079
90%
**13
100%
Vihtavuori N165
<<locked>>
97%
45934
63%
**54
97%
Vihtavuori N540
<<locked>>
88%
64992
90%
**41
100%
Vihtavuori N550
<<locked>>
94%
64411
89%
**59
100%
Vihtavuori N555
<<locked>>
97%
52127
72%
**22
100%
Vihtavuori N560
<<locked>>
97%
49487
68%
**15
96%
[Vihtavuori N565]*
<<locked>>
96%
41292
57%
**51
93%
Winchester 6.5 StaBALL
<<locked>>
95%
64905
90%
**81
100%
Winchester 760 👍
<<locked>>
92%
64687
89%
**76
100%
Winchester StaBALL HD
<<locked>>
96%
40727
56%
**85
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI APS 450
<<locked>>
81%
59886
83%
**52
101%
ADI AR 2206H
<<locked>>
81%
56985
79%
**92
100%
ADI AR 2208
<<locked>>
81%
48428
67%
**54
100%
[ADI AR 2209]*
<<locked>>
81%
33475
46%
**15
91%
[ADI AR 2213]*
<<locked>>
86%
35476
49%
**77
90%
[ADI AR 2225]*
<<locked>>
94%
30081
41%
**75
90%
Accurate 2200
<<locked>>
81%
59292
82%
**12
100%
Accurate 2495
<<locked>>
81%
60408
83%
**69
100%
Accurate 2700
<<locked>>
81%
46528
64%
**82
97%
[Accurate 3100]*
<<locked>>
81%
28950
40%
**93
93%
Accurate 4064
<<locked>>
81%
51358
71%
**74
100%
Accurate 4350
<<locked>>
81%
39349
54%
**56
99%
[Accurate MAGPRO]*
<<locked>>
91%
39407
54%
**08
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
48965
68%
**80
100%
Alliant Reloder-15
<<locked>>
81%
52286
72%
**43
100%
Alliant Reloder-16
<<locked>>
81%
38218
53%
**62
99%
Alliant Reloder-17
<<locked>>
81%
43526
60%
**84
100%
[Alliant Reloder-19]*
<<locked>>
81%
33286
46%
**11
92%
[Alliant Reloder-22]*
<<locked>>
82%
30690
42%
**85
90%
Alliant Reloder-23
<<locked>>
81%
27978
39%
**16
97%
[Alliant Reloder-25]*
<<locked>>
82%
25556
35%
**41
90%
Alliant Reloder-26
<<locked>>
81%
30023
41%
**34
95%
Baschieri & Pellagri 107
<<locked>>
81%
56913
78%
**15
100%
[Bofors RP15]*
<<locked>>
85%
31386
43%
**02
90%
Bofors RP3
<<locked>>
81%
49298
68%
**87
100%
[Bofors RP30]*
<<locked>>
94%
33359
46%
**84
90%
[Bofors RP5]*
<<locked>>
82%
30690
42%
**85
90%
Bofors RP7
<<locked>>
81%
43366
60%
**62
97%
Hodgdon Benchmark
<<locked>>
81%
60133
83%
**62
100%
Hodgdon CFE223
<<locked>>
81%
51634
71%
**72
100%
Hodgdon H380
<<locked>>
81%
50111
69%
**07
100%
Hodgdon H414
<<locked>>
81%
45208
62%
**74
98%
Hodgdon H4350
<<locked>>
81%
37043
51%
**54
95%
[Hodgdon H4831]*
<<locked>>
89%
35868
49%
**57
90%
[Hodgdon H4831 SC]*
<<locked>>
85%
35868
49%
**57
90%
Hodgdon Hybrid 100V
<<locked>>
81%
35723
49%
**54
99%
Hodgdon LVR
<<locked>>
81%
42221
58%
**98
99%
[Hodgdon Retumbo]*
<<locked>>
94%
30081
41%
**75
90%
Hodgdon Superperformance
<<locked>>
81%
40335
56%
**12
96%
Hodgdon VARGET
<<locked>>
81%
48095
66%
**51
100%
Hodgdon TrailBoss
<<locked>>
92%
32634
45%
**54
100%
IMR 3031
<<locked>>
81%
53679
74%
**10
100%
IMR 4064
<<locked>>
81%
47659
66%
**35
100%
IMR 4166 Enduron
<<locked>>
81%
46644
64%
**05
98%
IMR 4350
<<locked>>
81%
38943
54%
**93
96%
IMR 4451 Enduron
<<locked>>
81%
44730
62%
**89
98%
IMR 4831
<<locked>>
81%
34258
47%
**21
97%
IMR 4895
<<locked>>
81%
53693
74%
**69
100%
[IMR 4955 Enduron]*
<<locked>>
84%
35375
49%
**11
90%
[IMR 7828 SSC]*
<<locked>>
86%
35273
49%
**87
90%
IMR 8208 XBR
<<locked>>
81%
59248
82%
**89
100%
Lovex D073.6
<<locked>>
81%
57435
79%
**66
100%
Lovex S060
<<locked>>
81%
55840
77%
**20
100%
Lovex S062
<<locked>>
81%
51358
71%
**84
100%
Lovex S065
<<locked>>
81%
42134
58%
**43
98%
Lovex S070
<<locked>>
81%
40582
56%
**30
97%
[Lovex S071]*
<<locked>>
81%
25005
34%
**75
91%
Norma 201
<<locked>>
81%
55550
77%
**40
100%
Norma 202
<<locked>>
81%
56449
78%
**40
100%
Norma 203B
<<locked>>
81%
51779
71%
**33
100%
[Norma 204]*
<<locked>>
81%
38421
53%
**20
94%
[Norma MRP]*
<<locked>>
81%
30197
42%
**95
92%
Norma URP
<<locked>>
81%
39189
54%
**46
99%
Ramshot Big Game
<<locked>>
81%
52185
72%
**53
100%
[Ramshot Grand]*
<<locked>>
84%
34330
47%
**80
90%
Ramshot Hunter
<<locked>>
81%
38058
52%
**33
97%
[Ramshot Magnum]*
<<locked>>
84%
29762
41%
**46
90%
Ramshot TAC
<<locked>>
81%
59364
82%
**25
100%
Ramshot Wild Boar
<<locked>>
81%
59770
82%
**38
100%
ReloadSwiss RS 14
<<locked>>
87%
30980
43%
**47
100%
ReloadSwiss RS 50
<<locked>>
81%
49763
69%
**84
99%
ReloadSwiss RS 52
<<locked>>
81%
56898
78%
**67
100%
ReloadSwiss RS 60
<<locked>>
81%
46224
64%
**33
100%
ReloadSwiss RS 62
<<locked>>
81%
39291
54%
**75
98%
ReloadSwiss RS 70
<<locked>>
81%
37971
52%
**75
98%
[ReloadSwiss RS 76]*
<<locked>>
89%
30037
41%
**05
90%
Rottweil R 901
<<locked>>
81%
60075
83%
**59
100%
Rottweil R 902
<<locked>>
81%
53026
73%
**87
100%
Rottweil R 903
<<locked>>
81%
46659
64%
**41
100%
[Rottweil R 904]*
<<locked>>
81%
34940
48%
**05
91%
[Rottweil R 905]*
<<locked>>
81%
32387
45%
**95
91%
Rottweil R 907
<<locked>>
81%
43366
60%
**62
97%
SNPE Vectan SP 11
<<locked>>
81%
47718
66%
**87
100%
SNPE Vectan SP 7
<<locked>>
81%
58378
80%
**05
100%
SNPE Vectan SP 9
<<locked>>
81%
55463
76%
**66
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
56652
78%
**67
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
47979
66%
**46
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
41568
57%
**00
97%
Shooters World Long Rifle
<<locked>>
81%
42134
58%
**43
98%
Shooters World Match Rifle
<<locked>>
81%
57435
79%
**66
100%
Shooters World Precision
<<locked>>
81%
51358
71%
**84
100%
Somchem S335
<<locked>>
81%
55912
77%
**67
100%
Somchem S341
<<locked>>
81%
57957
80%
**85
100%
Somchem S355
<<locked>>
81%
46615
64%
**35
100%
[Somchem S361]*
<<locked>>
81%
35462
49%
**95
90%
Somchem S365
<<locked>>
81%
35288
49%
**03
100%
[Somchem S385]*
<<locked>>
81%
32808
45%
**85
93%
Vihtavuori N133
<<locked>>
81%
53200
73%
**08
100%
Vihtavuori N135
<<locked>>
81%
45818
63%
**46
100%
Vihtavuori N140
<<locked>>
81%
52823
73%
**61
100%
Vihtavuori N150
<<locked>>
81%
40277
56%
**87
100%
Vihtavuori N160
<<locked>>
81%
42206
58%
**72
99%
[Vihtavuori N165]*
<<locked>>
83%
29298
40%
**83
90%
Vihtavuori N540
<<locked>>
81%
52402
72%
**80
100%
Vihtavuori N550
<<locked>>
81%
43018
59%
**18
99%
Vihtavuori N555
<<locked>>
81%
31038
43%
**95
97%
[Vihtavuori N560]*
<<locked>>
87%
35708
49%
**23
90%
[Vihtavuori N565]*
<<locked>>
91%
34621
48%
**00
90%
Winchester 6.5 StaBALL
<<locked>>
81%
39581
55%
**13
100%
Winchester 760
<<locked>>
81%
45208
62%
**74
98%
Winchester StaBALL HD
<<locked>>
81%
24816
34%
**87
95%

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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