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Load data for .270 Win. Ackley Improved + .277 | 150gr | Remington SP Core-Lokt

Recommended Powder(s): Alliant Reloder-26, Hodgdon Superperformance, IMR 4350, Norma 204, Ramshot Hunter

.270 Win. Ackley Improved + .277 | 150gr | Remington SP Core-Lokt

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.277 | 150gr | Remington SP Core-Lokt
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.277" | 7.04mm
Bullet Length:
1.000" | 25.4mm
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:
0.250" | 6.4mm
Shank Seated Depth:
0.250" | 6.4mm
Case Capacity:
70.0 Grains of Water | 4.55 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
72519 psi | 5000 bar
LID:
LID_B5153_C272
Last updated:
2026-01-12

Load data for 202 loads in caliber .270 Win. Ackley Improved with .277 | 150gr | Remington SP Core-Lokt bullet and 101 powders such as Alliant Reloder-26, Hodgdon Superperformance, IMR 4350, Norma 204, Ramshot Hunter. 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%
64832
89%
**44
101%
ADI AR 2206H
<<locked>>
83%
64310
89%
**13
100%
ADI AR 2208
<<locked>>
89%
64382
89%
**97
100%
ADI AR 2209
<<locked>>
97%
59509
82%
**33
99%
ADI AR 2213
<<locked>>
97%
52736
73%
**67
97%
[ADI AR 2217]*
<<locked>>
97%
38943
54%
**75
93%
[ADI AR 2225]*
<<locked>>
97%
34243
47%
**13
94%
Accurate 2700
<<locked>>
90%
64861
89%
**77
100%
Accurate 3100
<<locked>>
97%
52431
72%
**82
100%
Accurate 4064
<<locked>>
87%
64527
89%
**54
100%
Accurate 4350
<<locked>>
94%
64324
89%
**63
100%
Accurate MAGPRO
<<locked>>
97%
51372
71%
**58
95%
Alliant Reloder- TS 15.5
<<locked>>
88%
64310
89%
**10
100%
Alliant Reloder-15
<<locked>>
86%
64237
89%
**27
100%
Alliant Reloder-16
<<locked>>
96%
64716
89%
**09
100%
Alliant Reloder-17
<<locked>>
91%
65006
90%
**09
100%
Alliant Reloder-19
<<locked>>
97%
58421
81%
**20
99%
Alliant Reloder-22
<<locked>>
97%
52083
72%
**61
98%
Alliant Reloder-23
<<locked>>
97%
50227
69%
**08
100%
Alliant Reloder-25
<<locked>>
97%
43453
60%
**30
99%
Alliant Reloder-26 👍
<<locked>>
97%
57769
80%
**99
100%
Baschieri & Pellagri 107
<<locked>>
83%
64788
89%
**33
100%
Bofors RP15
<<locked>>
97%
48428
67%
**92
97%
Bofors RP3
<<locked>>
88%
64672
89%
**10
100%
[Bofors RP30]*
<<locked>>
97%
39175
54%
**38
94%
Bofors RP5
<<locked>>
97%
52083
72%
**61
98%
Bofors RP7
<<locked>>
92%
64542
89%
**27
100%
Hodgdon CFE223
<<locked>>
86%
65035
90%
**63
100%
[Hodgdon H1000]*
<<locked>>
97%
38943
54%
**75
93%
Hodgdon H380
<<locked>>
87%
64484
89%
**27
100%
Hodgdon H414
<<locked>>
90%
64977
90%
**92
100%
Hodgdon H4350
<<locked>>
97%
63817
88%
**27
100%
Hodgdon H4831
<<locked>>
97%
48791
67%
**40
95%
Hodgdon H4831 SC
<<locked>>
97%
55550
77%
**54
97%
Hodgdon Hybrid 100V
<<locked>>
97%
63251
87%
**00
100%
Hodgdon LVR
<<locked>>
93%
64948
90%
**69
100%
[Hodgdon Retumbo]*
<<locked>>
97%
34243
47%
**13
94%
Hodgdon Superperformance 👍
<<locked>>
92%
65151
90%
**28
100%
Hodgdon VARGET
<<locked>>
89%
64919
90%
**10
100%
Hodgdon TrailBoss
<<locked>>
96%
34838
48%
**16
100%
IMR 3031
<<locked>>
85%
64353
89%
**58
100%
IMR 4064
<<locked>>
90%
64788
89%
**90
100%
IMR 4166 Enduron
<<locked>>
91%
64905
89%
**00
100%
IMR 4350 👍
<<locked>>
96%
65238
90%
**53
100%
IMR 4451 Enduron
<<locked>>
92%
65137
90%
**33
100%
IMR 4831
<<locked>>
97%
59944
83%
**87
100%
IMR 4895
<<locked>>
85%
64875
89%
**36
100%
IMR 4955 Enduron
<<locked>>
97%
54491
75%
**95
97%
IMR 7828 SSC
<<locked>>
97%
54650
75%
**10
98%
Lovex S060
<<locked>>
85%
64905
90%
**61
100%
Lovex S062
<<locked>>
87%
65079
90%
**84
100%
Lovex S065
<<locked>>
93%
64934
90%
**23
100%
Lovex S070
<<locked>>
94%
64629
89%
**43
100%
Lovex S071
<<locked>>
97%
43859
60%
**38
99%
Norma 201
<<locked>>
85%
64832
89%
**77
100%
Norma 202
<<locked>>
84%
64846
89%
**54
100%
Norma 203B
<<locked>>
86%
64484
89%
**30
100%
Norma 204 👍
<<locked>>
95%
64759
89%
**79
99%
Norma MRP
<<locked>>
97%
56043
77%
**53
100%
Norma URP
<<locked>>
95%
64803
89%
**66
100%
Ramshot Big Game
<<locked>>
86%
64571
89%
**36
100%
Ramshot Grand
<<locked>>
97%
58334
80%
**76
98%
Ramshot Hunter 👍
<<locked>>
95%
64469
89%
**92
100%
Ramshot Magnum
<<locked>>
97%
51155
71%
**31
99%
ReloadSwiss RS 14
<<locked>>
96%
35418
49%
**52
100%
ReloadSwiss RS 50
<<locked>>
88%
65064
90%
**27
100%
ReloadSwiss RS 60
<<locked>>
89%
64571
89%
**95
100%
ReloadSwiss RS 62
<<locked>>
94%
64324
89%
**82
100%
ReloadSwiss RS 70
<<locked>>
95%
65151
90%
**51
100%
ReloadSwiss RS 76
<<locked>>
97%
41684
57%
**40
97%
Rottweil R 902
<<locked>>
86%
65137
90%
**67
100%
Rottweil R 903
<<locked>>
90%
65021
90%
**10
100%
Rottweil R 904
<<locked>>
97%
61148
84%
**04
98%
Rottweil R 905
<<locked>>
97%
58131
80%
**07
99%
Rottweil R 907
<<locked>>
92%
64542
89%
**27
100%
SNPE Vectan SP 11
<<locked>>
89%
65209
90%
**49
100%
SNPE Vectan SP 9
<<locked>>
84%
64934
90%
**13
100%
SNPE Vectan Tubal 3000
<<locked>>
84%
64745
89%
**85
100%
SNPE Vectan Tubal 5000
<<locked>>
90%
65035
90%
**72
100%
SNPE Vectan Tubal 7000
<<locked>>
93%
64324
89%
**67
100%
Shooters World Long Rifle
<<locked>>
93%
64934
90%
**23
100%
Shooters World Precision
<<locked>>
87%
65079
90%
**84
100%
Somchem S335
<<locked>>
85%
65021
90%
**89
100%
Somchem S355
<<locked>>
90%
64455
89%
**00
100%
Somchem S361
<<locked>>
97%
62671
86%
**94
98%
Somchem S365
<<locked>>
97%
64890
89%
**72
100%
Somchem S385
<<locked>>
97%
58160
80%
**74
99%
Vihtavuori N133
<<locked>>
86%
65180
90%
**66
100%
Vihtavuori N135
<<locked>>
91%
64194
89%
**02
100%
Vihtavuori N140
<<locked>>
86%
64875
89%
**25
100%
Vihtavuori N150
<<locked>>
95%
64643
89%
**61
100%
Vihtavuori N160
<<locked>>
92%
65209
90%
**36
100%
Vihtavuori N165
<<locked>>
97%
49153
68%
**20
98%
Vihtavuori N540
<<locked>>
86%
64295
89%
**48
100%
Vihtavuori N550
<<locked>>
92%
65151
90%
**76
100%
Vihtavuori N555
<<locked>>
97%
56130
77%
**84
100%
Vihtavuori N560
<<locked>>
97%
52808
73%
**87
97%
Vihtavuori N565
<<locked>>
97%
44875
62%
**36
95%
Winchester 6.5 StaBALL
<<locked>>
94%
65108
90%
**00
100%
Winchester 760
<<locked>>
90%
64977
90%
**92
100%
Winchester StaBALL HD
<<locked>>
97%
45310
62%
**64
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI APS 450
<<locked>>
81%
59785
82%
**78
100%
ADI AR 2206H
<<locked>>
81%
59509
82%
**41
100%
ADI AR 2208
<<locked>>
81%
50734
70%
**03
100%
[ADI AR 2209]*
<<locked>>
81%
35433
49%
**77
93%
[ADI AR 2213]*
<<locked>>
84%
34243
47%
**67
90%
[ADI AR 2217]*
<<locked>>
93%
34780
48%
**70
90%
[ADI AR 2225]*
<<locked>>
91%
28790
40%
**56
90%
Accurate 2700
<<locked>>
81%
48747
67%
**41
98%
Accurate 3100
<<locked>>
81%
30777
42%
**49
95%
Accurate 4064
<<locked>>
81%
53954
74%
**23
100%
Accurate 4350
<<locked>>
81%
41771
58%
**12
99%
[Accurate MAGPRO]*
<<locked>>
88%
38725
53%
**98
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
51416
71%
**26
100%
Alliant Reloder-15
<<locked>>
81%
54911
76%
**99
100%
Alliant Reloder-16
<<locked>>
81%
40408
56%
**21
99%
Alliant Reloder-17
<<locked>>
81%
46311
64%
**40
100%
[Alliant Reloder-19]*
<<locked>>
81%
35099
48%
**67
93%
[Alliant Reloder-22]*
<<locked>>
81%
30980
43%
**05
91%
Alliant Reloder-23
<<locked>>
81%
29718
41%
**82
98%
[Alliant Reloder-25]*
<<locked>>
81%
26295
36%
**77
92%
Alliant Reloder-26
<<locked>>
81%
32053
44%
**03
97%
Baschieri & Pellagri 107
<<locked>>
81%
60002
83%
**71
100%
[Bofors RP15]*
<<locked>>
83%
30429
42%
**88
90%
Bofors RP3
<<locked>>
81%
52301
72%
**46
100%
[Bofors RP30]*
<<locked>>
91%
32082
44%
**61
90%
[Bofors RP5]*
<<locked>>
81%
30980
43%
**05
91%
Bofors RP7
<<locked>>
81%
45455
63%
**25
98%
Hodgdon CFE223
<<locked>>
81%
54346
75%
**22
100%
[Hodgdon H1000]*
<<locked>>
93%
34780
48%
**70
90%
Hodgdon H380
<<locked>>
81%
52243
72%
**56
100%
Hodgdon H414
<<locked>>
81%
47659
66%
**36
99%
Hodgdon H4350
<<locked>>
81%
38783
53%
**07
96%
[Hodgdon H4831]*
<<locked>>
86%
35056
48%
**51
90%
[Hodgdon H4831 SC]*
<<locked>>
83%
35317
49%
**57
90%
Hodgdon Hybrid 100V
<<locked>>
81%
38043
52%
**13
100%
Hodgdon LVR
<<locked>>
81%
44425
61%
**57
99%
[Hodgdon Retumbo]*
<<locked>>
91%
28790
40%
**56
90%
Hodgdon Superperformance
<<locked>>
81%
42743
59%
**77
97%
Hodgdon VARGET
<<locked>>
81%
50415
70%
**00
100%
Hodgdon TrailBoss
<<locked>>
89%
31372
43%
**47
100%
IMR 3031
<<locked>>
81%
56333
78%
**59
100%
IMR 4064
<<locked>>
81%
49951
69%
**87
100%
IMR 4166 Enduron
<<locked>>
81%
48863
67%
**61
99%
IMR 4350
<<locked>>
81%
41118
57%
**59
97%
IMR 4451 Enduron
<<locked>>
81%
46731
64%
**48
98%
IMR 4831
<<locked>>
81%
36506
50%
**87
98%
IMR 4895
<<locked>>
81%
56289
78%
**22
100%
[IMR 4955 Enduron]*
<<locked>>
82%
34214
47%
**95
90%
[IMR 7828 SSC]*
<<locked>>
83%
34229
47%
**80
90%
Lovex S060
<<locked>>
81%
58189
80%
**72
100%
Lovex S062
<<locked>>
81%
53867
74%
**30
100%
Lovex S065
<<locked>>
81%
44251
61%
**95
99%
Lovex S070
<<locked>>
81%
42627
59%
**89
98%
[Lovex S071]*
<<locked>>
81%
26600
37%
**28
92%
Norma 201
<<locked>>
81%
58102
80%
**85
100%
Norma 202
<<locked>>
81%
59001
81%
**79
100%
Norma 203B
<<locked>>
81%
54128
75%
**82
100%
Norma 204
<<locked>>
81%
40683
56%
**85
95%
[Norma MRP]*
<<locked>>
81%
32111
44%
**64
93%
Norma URP
<<locked>>
81%
41408
57%
**02
99%
Ramshot Big Game
<<locked>>
81%
55042
76%
**08
100%
[Ramshot Grand]*
<<locked>>
82%
33547
46%
**74
90%
Ramshot Hunter
<<locked>>
81%
40176
55%
**89
98%
[Ramshot Magnum]*
<<locked>>
81%
29051
40%
**39
90%
ReloadSwiss RS 14
<<locked>>
84%
29820
41%
**44
100%
ReloadSwiss RS 50
<<locked>>
81%
52228
72%
**46
99%
ReloadSwiss RS 60
<<locked>>
81%
49023
68%
**92
100%
ReloadSwiss RS 62
<<locked>>
81%
41785
58%
**31
99%
ReloadSwiss RS 70
<<locked>>
81%
40132
55%
**44
99%
[ReloadSwiss RS 76]*
<<locked>>
86%
29269
40%
**92
90%
Rottweil R 902
<<locked>>
81%
55593
77%
**46
100%
Rottweil R 903
<<locked>>
81%
49095
68%
**90
100%
[Rottweil R 904]*
<<locked>>
81%
36782
51%
**64
92%
[Rottweil R 905]*
<<locked>>
81%
34287
47%
**54
93%
Rottweil R 907
<<locked>>
81%
45455
63%
**25
98%
SNPE Vectan SP 11
<<locked>>
81%
50386
69%
**46
100%
SNPE Vectan SP 9
<<locked>>
81%
58175
80%
**22
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
58972
81%
**20
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
49966
69%
**89
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
43497
60%
**46
98%
Shooters World Long Rifle
<<locked>>
81%
44251
61%
**95
99%
Shooters World Precision
<<locked>>
81%
53867
74%
**30
100%
Somchem S335
<<locked>>
81%
58305
80%
**07
100%
Somchem S355
<<locked>>
81%
49008
68%
**84
100%
[Somchem S361]*
<<locked>>
81%
37217
51%
**48
91%
Somchem S365
<<locked>>
81%
38014
52%
**66
100%
[Somchem S385]*
<<locked>>
81%
35085
48%
**51
94%
Vihtavuori N133
<<locked>>
81%
55463
76%
**44
100%
Vihtavuori N135
<<locked>>
81%
47718
66%
**82
100%
Vihtavuori N140
<<locked>>
81%
55274
76%
**10
100%
Vihtavuori N150
<<locked>>
81%
42134
58%
**33
100%
Vihtavuori N160
<<locked>>
81%
44686
62%
**28
100%
[Vihtavuori N165]*
<<locked>>
81%
29385
41%
**97
91%
Vihtavuori N540
<<locked>>
81%
55056
76%
**36
100%
Vihtavuori N550
<<locked>>
81%
45049
62%
**71
100%
Vihtavuori N555
<<locked>>
81%
33214
46%
**61
98%
[Vihtavuori N560]*
<<locked>>
84%
34853
48%
**16
90%
[Vihtavuori N565]*
<<locked>>
88%
33605
46%
**84
90%
Winchester 6.5 StaBALL
<<locked>>
81%
42047
58%
**72
100%
Winchester 760
<<locked>>
81%
47659
66%
**36
99%
Winchester StaBALL HD
<<locked>>
81%
23859
33%
**62
97%

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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