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

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

.270 Win. Ackley Improved + .277 | 150gr | Hornady InterLock RN

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.277 | 150gr | Hornady InterLock RN
Manufacturer SKU:
2745
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.277" | 7.04mm
Bullet Length:
1.085" | 27.6mm
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:
0.335" | 8.5mm
Shank Seated Depth:
0.335" | 8.5mm
Case Capacity:
70.0 Grains of Water | 4.55 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
72519 psi | 5000 bar
LID:
LID_B2616_C272
Last updated:
2026-01-12

Load data for 214 loads in caliber .270 Win. Ackley Improved with .277 | 150gr | Hornady InterLock RN bullet and 107 powders such as Hodgdon H414, Hodgdon Superperformance, Ramshot Hunter, 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".

  • 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>>
86%
64977
90%
**38
101%
ADI AR 2206H
<<locked>>
84%
64527
89%
**10
100%
ADI AR 2208
<<locked>>
90%
64701
89%
**94
100%
ADI AR 2209
<<locked>>
97%
58552
81%
**20
99%
ADI AR 2213
<<locked>>
97%
51938
72%
**41
97%
[ADI AR 2217]*
<<locked>>
97%
38043
52%
**46
92%
[ADI AR 2225]*
<<locked>>
97%
33808
47%
**97
94%
Accurate 2200
<<locked>>
83%
64948
90%
**90
100%
Accurate 2700
<<locked>>
90%
64310
89%
**64
100%
Accurate 3100
<<locked>>
97%
51880
72%
**62
100%
Accurate 4064
<<locked>>
87%
64542
89%
**54
100%
Accurate 4350
<<locked>>
94%
64875
89%
**63
100%
[Accurate MAGPRO]*
<<locked>>
97%
50009
69%
**28
94%
Alliant Reloder- TS 15.5
<<locked>>
89%
64629
89%
**00
100%
Alliant Reloder-15
<<locked>>
87%
64527
89%
**27
100%
Alliant Reloder-16
<<locked>>
96%
65166
90%
**12
100%
Alliant Reloder-17
<<locked>>
91%
64759
89%
**02
100%
Alliant Reloder-19
<<locked>>
97%
57667
80%
**04
99%
Alliant Reloder-22
<<locked>>
97%
51169
71%
**35
98%
Alliant Reloder-23
<<locked>>
97%
48530
67%
**82
100%
Alliant Reloder-25
<<locked>>
97%
42424
58%
**07
99%
Alliant Reloder-26
<<locked>>
97%
56115
77%
**76
100%
Baschieri & Pellagri 107
<<locked>>
84%
64788
89%
**23
100%
Bofors RP15
<<locked>>
97%
47036
65%
**66
97%
Bofors RP3
<<locked>>
88%
64368
89%
**97
100%
[Bofors RP30]*
<<locked>>
97%
38580
53%
**21
93%
Bofors RP5
<<locked>>
97%
51169
71%
**35
98%
Bofors RP7
<<locked>>
93%
65093
90%
**20
100%
Hodgdon CFE223
<<locked>>
87%
64846
89%
**63
100%
[Hodgdon H1000]*
<<locked>>
97%
38043
52%
**46
92%
Hodgdon H380
<<locked>>
88%
64948
90%
**30
100%
Hodgdon H414 👍
<<locked>>
91%
64846
89%
**95
100%
Hodgdon H4350
<<locked>>
97%
62323
86%
**07
100%
Hodgdon H4831
<<locked>>
97%
48211
66%
**23
95%
Hodgdon H4831 SC
<<locked>>
97%
54375
75%
**25
97%
Hodgdon Hybrid 100V
<<locked>>
97%
61525
85%
**77
100%
Hodgdon LVR
<<locked>>
93%
65137
90%
**69
100%
[Hodgdon Retumbo]*
<<locked>>
97%
33808
47%
**97
94%
Hodgdon Superperformance 👍
<<locked>>
93%
64324
89%
**09
100%
Hodgdon VARGET
<<locked>>
90%
65224
90%
**07
100%
Hodgdon TrailBoss
<<locked>>
96%
34954
48%
**13
100%
IMR 3031
<<locked>>
86%
64788
89%
**64
100%
IMR 4064
<<locked>>
90%
65050
90%
**87
100%
IMR 4166 Enduron
<<locked>>
91%
64237
89%
**90
100%
IMR 4350
<<locked>>
96%
64266
89%
**27
100%
IMR 4451 Enduron
<<locked>>
92%
64397
89%
**13
100%
IMR 4831
<<locked>>
97%
58450
81%
**64
100%
IMR 4895
<<locked>>
86%
65137
90%
**36
100%
IMR 4955 Enduron
<<locked>>
97%
53156
73%
**72
97%
IMR 7828 SSC
<<locked>>
97%
53359
74%
**81
97%
IMR 8208 XBR
<<locked>>
83%
64759
89%
**71
100%
Lovex D073.6
<<locked>>
84%
64788
89%
**67
100%
Lovex S060
<<locked>>
85%
65238
90%
**58
100%
Lovex S062
<<locked>>
87%
64397
89%
**67
100%
Lovex S065
<<locked>>
94%
65151
90%
**13
100%
Lovex S070
<<locked>>
95%
65093
90%
**40
100%
Lovex S071
<<locked>>
97%
43047
59%
**18
98%
Norma 201
<<locked>>
85%
65093
90%
**67
100%
Norma 202
<<locked>>
85%
65035
90%
**51
100%
Norma 203B
<<locked>>
87%
64774
89%
**20
100%
Norma 204
<<locked>>
95%
64788
89%
**72
99%
Norma MRP
<<locked>>
97%
54810
76%
**30
99%
Norma URP
<<locked>>
95%
64049
88%
**53
100%
Ramshot Big Game
<<locked>>
86%
64687
89%
**36
100%
Ramshot Grand
<<locked>>
97%
57479
79%
**53
98%
Ramshot Hunter 👍
<<locked>>
96%
64440
89%
**89
100%
Ramshot Magnum
<<locked>>
97%
49574
68%
**02
98%
ReloadSwiss RS 14
<<locked>>
96%
35534
49%
**52
100%
ReloadSwiss RS 50
<<locked>>
88%
64513
89%
**13
100%
ReloadSwiss RS 52
<<locked>>
84%
64919
90%
**82
100%
ReloadSwiss RS 60
<<locked>>
89%
64368
89%
**99
100%
ReloadSwiss RS 62
<<locked>>
94%
64266
89%
**79
100%
ReloadSwiss RS 70 👍
<<locked>>
95%
64629
89%
**35
100%
ReloadSwiss RS 76
<<locked>>
97%
40930
56%
**23
97%
Rottweil R 902
<<locked>>
86%
64382
89%
**48
100%
Rottweil R 903
<<locked>>
90%
64252
89%
**97
100%
Rottweil R 904
<<locked>>
97%
59857
83%
**84
98%
Rottweil R 905
<<locked>>
97%
56420
78%
**84
99%
Rottweil R 907
<<locked>>
93%
65093
90%
**20
100%
SNPE Vectan SP 11
<<locked>>
89%
64963
90%
**40
100%
SNPE Vectan SP 9
<<locked>>
85%
64701
89%
**00
100%
SNPE Vectan Tubal 3000
<<locked>>
85%
65253
90%
**82
100%
SNPE Vectan Tubal 5000
<<locked>>
90%
64049
88%
**59
100%
SNPE Vectan Tubal 7000
<<locked>>
94%
65021
90%
**74
100%
Shooters World Long Rifle
<<locked>>
94%
65151
90%
**13
100%
Shooters World Match Rifle
<<locked>>
84%
64788
89%
**67
100%
Shooters World Precision
<<locked>>
87%
64397
89%
**67
100%
Somchem S335
<<locked>>
85%
65253
90%
**85
100%
Somchem S341
<<locked>>
83%
64803
89%
**81
100%
Somchem S355
<<locked>>
90%
64687
89%
**00
100%
Somchem S361
<<locked>>
97%
61395
85%
**67
98%
Somchem S365
<<locked>>
97%
63701
88%
**49
100%
Somchem S385
<<locked>>
97%
57101
79%
**58
99%
Vihtavuori N133
<<locked>>
87%
65238
90%
**59
100%
Vihtavuori N135
<<locked>>
92%
64934
90%
**05
100%
Vihtavuori N140
<<locked>>
87%
65108
90%
**22
100%
Vihtavuori N150
<<locked>>
96%
64963
90%
**54
100%
Vihtavuori N160
<<locked>>
93%
64513
89%
**23
100%
Vihtavuori N165
<<locked>>
97%
47819
66%
**97
98%
Vihtavuori N540
<<locked>>
87%
65209
90%
**54
100%
Vihtavuori N550
<<locked>>
93%
64643
89%
**66
100%
Vihtavuori N555
<<locked>>
97%
54476
75%
**61
100%
Vihtavuori N560
<<locked>>
97%
51329
71%
**64
96%
[Vihtavuori N565]*
<<locked>>
97%
43497
60%
**00
94%
Winchester 6.5 StaBALL
<<locked>>
94%
65224
90%
**00
100%
Winchester 760 👍
<<locked>>
91%
64846
89%
**95
100%
Winchester StaBALL HD
<<locked>>
97%
43729
60%
**35
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI APS 450
<<locked>>
81%
59857
83%
**69
100%
ADI AR 2206H
<<locked>>
81%
58566
81%
**28
100%
ADI AR 2208
<<locked>>
81%
49937
69%
**87
100%
[ADI AR 2209]*
<<locked>>
81%
34592
48%
**51
92%
[ADI AR 2213]*
<<locked>>
85%
35157
48%
**80
90%
[ADI AR 2217]*
<<locked>>
94%
34867
48%
**64
90%
[ADI AR 2225]*
<<locked>>
92%
29356
40%
**59
90%
Accurate 2200
<<locked>>
81%
60771
84%
**35
100%
Accurate 2700
<<locked>>
81%
48211
66%
**21
98%
[Accurate 3100]*
<<locked>>
81%
30153
42%
**33
94%
Accurate 4064
<<locked>>
81%
53026
73%
**00
100%
Accurate 4350
<<locked>>
81%
40988
57%
**92
99%
[Accurate MAGPRO]*
<<locked>>
89%
38740
53%
**05
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
50575
70%
**10
100%
Alliant Reloder-15
<<locked>>
81%
53838
74%
**82
100%
Alliant Reloder-16
<<locked>>
81%
39639
55%
**02
99%
Alliant Reloder-17
<<locked>>
81%
45020
62%
**20
100%
[Alliant Reloder-19]*
<<locked>>
81%
34505
48%
**51
93%
[Alliant Reloder-22]*
<<locked>>
81%
30197
42%
**79
90%
Alliant Reloder-23
<<locked>>
81%
29109
40%
**59
98%
[Alliant Reloder-25]*
<<locked>>
81%
25628
35%
**44
91%
Alliant Reloder-26
<<locked>>
81%
31386
43%
**74
96%
Baschieri & Pellagri 107
<<locked>>
81%
58784
81%
**48
100%
[Bofors RP15]*
<<locked>>
84%
30864
43%
**95
90%
Bofors RP3
<<locked>>
81%
50850
70%
**23
100%
[Bofors RP30]*
<<locked>>
92%
32663
45%
**74
90%
[Bofors RP5]*
<<locked>>
81%
30197
42%
**79
90%
Bofors RP7
<<locked>>
81%
44744
62%
**98
97%
Hodgdon CFE223
<<locked>>
81%
53432
74%
**02
100%
[Hodgdon H1000]*
<<locked>>
94%
34867
48%
**64
90%
Hodgdon H380
<<locked>>
81%
51532
71%
**43
100%
Hodgdon H414
<<locked>>
81%
46586
64%
**07
98%
Hodgdon H4350
<<locked>>
81%
38116
53%
**87
95%
[Hodgdon H4831]*
<<locked>>
87%
35607
49%
**54
90%
[Hodgdon H4831 SC]*
<<locked>>
84%
35607
49%
**54
90%
Hodgdon Hybrid 100V
<<locked>>
81%
37231
51%
**93
100%
Hodgdon LVR
<<locked>>
81%
43671
60%
**41
99%
[Hodgdon Retumbo]*
<<locked>>
92%
29356
40%
**59
90%
Hodgdon Superperformance
<<locked>>
81%
41771
58%
**48
97%
Hodgdon VARGET
<<locked>>
81%
49487
68%
**80
100%
Hodgdon TrailBoss
<<locked>>
89%
31386
43%
**40
100%
IMR 3031
<<locked>>
81%
55738
77%
**46
100%
IMR 4064
<<locked>>
81%
49066
68%
**67
100%
IMR 4166 Enduron
<<locked>>
81%
48109
66%
**41
98%
IMR 4350
<<locked>>
81%
40089
55%
**23
96%
IMR 4451 Enduron
<<locked>>
81%
46050
64%
**31
98%
IMR 4831
<<locked>>
81%
35723
49%
**64
98%
IMR 4895
<<locked>>
81%
55317
76%
**05
100%
[IMR 4955 Enduron]*
<<locked>>
82%
34229
47%
**92
90%
[IMR 7828 SSC]*
<<locked>>
84%
34809
48%
**87
90%
IMR 8208 XBR
<<locked>>
81%
60829
84%
**22
100%
Lovex D073.6
<<locked>>
81%
59582
82%
**99
100%
Lovex S060
<<locked>>
81%
57392
79%
**59
100%
Lovex S062
<<locked>>
81%
53011
73%
**17
100%
Lovex S065
<<locked>>
81%
43526
60%
**79
99%
Lovex S070
<<locked>>
81%
41916
58%
**62
97%
[Lovex S071]*
<<locked>>
81%
25904
36%
**11
92%
Norma 201
<<locked>>
81%
57232
79%
**69
100%
Norma 202
<<locked>>
81%
57986
80%
**62
100%
Norma 203B
<<locked>>
81%
53330
74%
**69
100%
[Norma 204]*
<<locked>>
81%
39581
55%
**49
94%
[Norma MRP]*
<<locked>>
81%
31517
43%
**48
93%
Norma URP
<<locked>>
81%
40640
56%
**82
99%
Ramshot Big Game
<<locked>>
81%
54099
75%
**89
100%
[Ramshot Grand]*
<<locked>>
83%
34374
47%
**90
90%
Ramshot Hunter
<<locked>>
81%
39276
54%
**72
97%
[Ramshot Magnum]*
<<locked>>
82%
29298
40%
**39
90%
ReloadSwiss RS 14
<<locked>>
86%
30530
42%
**50
100%
ReloadSwiss RS 50
<<locked>>
81%
51343
71%
**20
99%
ReloadSwiss RS 52
<<locked>>
81%
58581
81%
**94
100%
ReloadSwiss RS 60
<<locked>>
81%
47935
66%
**69
100%
ReloadSwiss RS 62
<<locked>>
81%
40582
56%
**08
99%
ReloadSwiss RS 70
<<locked>>
81%
39494
54%
**21
98%
[ReloadSwiss RS 76]*
<<locked>>
87%
29472
41%
**92
90%
Rottweil R 902
<<locked>>
81%
54723
75%
**30
100%
Rottweil R 903
<<locked>>
81%
48269
67%
**74
100%
[Rottweil R 904]*
<<locked>>
81%
36143
50%
**44
92%
[Rottweil R 905]*
<<locked>>
81%
33620
46%
**34
92%
Rottweil R 907
<<locked>>
81%
44744
62%
**98
97%
SNPE Vectan SP 11
<<locked>>
81%
49356
68%
**23
100%
SNPE Vectan SP 9
<<locked>>
81%
56855
78%
**95
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
58073
80%
**97
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
49139
68%
**72
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
42859
59%
**30
98%
Shooters World Long Rifle
<<locked>>
81%
43526
60%
**79
99%
Shooters World Match Rifle
<<locked>>
81%
59582
82%
**99
100%
Shooters World Precision
<<locked>>
81%
53011
73%
**17
100%
Somchem S335
<<locked>>
81%
57493
79%
**94
100%
Somchem S341
<<locked>>
81%
59843
83%
**25
100%
Somchem S355
<<locked>>
81%
48196
66%
**67
100%
[Somchem S361]*
<<locked>>
81%
36695
51%
**34
91%
Somchem S365
<<locked>>
81%
36782
51%
**39
100%
[Somchem S385]*
<<locked>>
81%
33982
47%
**21
94%
Vihtavuori N133
<<locked>>
81%
54723
75%
**31
100%
Vihtavuori N135
<<locked>>
81%
47152
65%
**75
100%
Vihtavuori N140
<<locked>>
81%
54447
75%
**87
100%
Vihtavuori N150
<<locked>>
81%
41307
57%
**13
100%
Vihtavuori N160
<<locked>>
81%
43990
61%
**15
99%
[Vihtavuori N165]*
<<locked>>
81%
28747
40%
**74
90%
Vihtavuori N540
<<locked>>
81%
53838
74%
**10
100%
Vihtavuori N550
<<locked>>
81%
44353
61%
**57
99%
Vihtavuori N555
<<locked>>
81%
32460
45%
**38
98%
[Vihtavuori N560]*
<<locked>>
86%
35418
49%
**23
90%
[Vihtavuori N565]*
<<locked>>
90%
34200
47%
**97
90%
Winchester 6.5 StaBALL
<<locked>>
81%
41060
57%
**49
100%
Winchester 760
<<locked>>
81%
46586
64%
**07
98%
Winchester StaBALL HD
<<locked>>
81%
25628
35%
**29
96%

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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