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

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

.270 Win. Ackley Improved + .277 | 150gr | Nosler Partition SP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.277 | 150gr | Nosler Partition SP
Manufacturer SKU:
16323
Bullet Weight:
150gr | 9.7g
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_B4045_C272
Last updated:
2026-02-04

Load data for 226 loads in caliber .270 Win. Ackley Improved with .277 | 150gr | Nosler Partition SP bullet and 113 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".

  • 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%
65166
90%
**24
101%
ADI AR 2206H
<<locked>>
85%
64963
90%
**00
100%
ADI AR 2208
<<locked>>
91%
65209
90%
**90
100%
ADI AR 2209
<<locked>>
97%
55216
76%
**51
98%
ADI AR 2213
<<locked>>
97%
50024
69%
**95
96%
Accurate 2200
<<locked>>
84%
64934
90%
**77
100%
Accurate 2495
<<locked>>
83%
64672
89%
**12
100%
Accurate 2520
<<locked>>
83%
65122
90%
**58
100%
Accurate 2700
<<locked>>
91%
64803
89%
**54
100%
Accurate 3100
<<locked>>
97%
48646
67%
**07
99%
Accurate 4064
<<locked>>
89%
64614
89%
**44
100%
Accurate 4350
<<locked>>
96%
64266
89%
**46
100%
[Accurate MAGPRO]*
<<locked>>
97%
47747
66%
**76
93%
Alliant Power Pro 2000-MR
<<locked>>
86%
64281
89%
**05
100%
Alliant Reloder- TS 15.5
<<locked>>
90%
65209
90%
**00
100%
Alliant Reloder-15
<<locked>>
88%
64977
90%
**20
100%
Alliant Reloder-16
<<locked>>
97%
63425
87%
**79
100%
Alliant Reloder-17
<<locked>>
92%
64310
89%
**92
100%
Alliant Reloder-19
<<locked>>
97%
54752
76%
**48
98%
Alliant Reloder-22
<<locked>>
97%
48834
67%
**89
97%
Alliant Reloder-23
<<locked>>
97%
46282
64%
**30
100%
Alliant Reloder-25
<<locked>>
97%
40045
55%
**48
98%
Alliant Reloder-26
<<locked>>
97%
52286
72%
**07
100%
Baschieri & Pellagri 107
<<locked>>
85%
64745
89%
**20
100%
[Baschieri & Pellagri 109]*
<<locked>>
97%
49734
69%
**97
92%
Bofors RP15
<<locked>>
97%
44889
62%
**17
96%
Bofors RP3
<<locked>>
89%
64788
89%
**00
100%
[Bofors RP30]*
<<locked>>
97%
36274
50%
**56
92%
Bofors RP5
<<locked>>
97%
48834
67%
**89
97%
Bofors RP7
<<locked>>
94%
64963
90%
**07
100%
Hodgdon Benchmark
<<locked>>
84%
64963
90%
**22
100%
Hodgdon CFE223
<<locked>>
88%
65050
90%
**56
100%
Hodgdon H380
<<locked>>
89%
65035
90%
**17
100%
Hodgdon H414 👍
<<locked>>
92%
65209
90%
**79
100%
Hodgdon H4350
<<locked>>
97%
60147
83%
**54
99%
[Hodgdon H4831]*
<<locked>>
97%
46267
64%
**74
94%
Hodgdon H4831 SC
<<locked>>
97%
52489
72%
**85
96%
Hodgdon H4895
<<locked>>
85%
64527
89%
**94
100%
Hodgdon Hybrid 100V
<<locked>>
97%
58914
81%
**38
100%
Hodgdon LVR
<<locked>>
94%
64905
89%
**49
100%
Hodgdon Superperformance 👍
<<locked>>
94%
64875
89%
**05
100%
Hodgdon VARGET
<<locked>>
91%
64803
89%
**87
100%
Hodgdon TrailBoss
<<locked>>
96%
34432
47%
**86
100%
IMR 3031
<<locked>>
87%
64992
90%
**54
100%
IMR 4064
<<locked>>
91%
64469
89%
**71
100%
IMR 4166 Enduron
<<locked>>
92%
64832
89%
**84
100%
IMR 4350
<<locked>>
97%
63048
87%
**97
100%
IMR 4451 Enduron
<<locked>>
93%
65238
90%
**13
100%
IMR 4831
<<locked>>
97%
55927
77%
**22
100%
IMR 4895
<<locked>>
87%
64368
89%
**13
100%
IMR 4955 Enduron
<<locked>>
97%
51213
71%
**26
96%
IMR 7828 SSC
<<locked>>
97%
50923
70%
**22
96%
IMR 8208 XBR
<<locked>>
84%
65108
90%
**61
100%
Lovex D073.6
<<locked>>
85%
64498
89%
**51
100%
Lovex S060
<<locked>>
86%
64585
89%
**38
100%
Lovex S062
<<locked>>
89%
64817
89%
**64
100%
Lovex S065
<<locked>>
95%
65006
90%
**00
100%
Lovex S070
<<locked>>
96%
64934
90%
**20
100%
Lovex S071
<<locked>>
97%
41060
57%
**69
98%
Norma 201
<<locked>>
86%
64426
89%
**51
100%
Norma 202
<<locked>>
85%
64266
89%
**35
100%
Norma 203B
<<locked>>
89%
65108
90%
**17
100%
Norma 204
<<locked>>
97%
64905
90%
**69
99%
Norma MRP
<<locked>>
97%
51808
71%
**71
99%
Norma URP
<<locked>>
97%
64875
89%
**53
100%
Ramshot Big Game
<<locked>>
88%
65050
90%
**30
100%
Ramshot Grand
<<locked>>
97%
54781
76%
**00
97%
Ramshot Hunter
<<locked>>
97%
63295
87%
**56
100%
Ramshot Magnum
<<locked>>
97%
47282
65%
**40
98%
Ramshot TAC
<<locked>>
84%
64165
88%
**81
100%
Ramshot Wild Boar
<<locked>>
84%
64571
89%
**90
100%
ReloadSwiss RS 14
<<locked>>
97%
35665
49%
**39
100%
ReloadSwiss RS 50
<<locked>>
89%
64701
89%
**00
100%
ReloadSwiss RS 52
<<locked>>
85%
65180
90%
**69
100%
ReloadSwiss RS 60
<<locked>>
91%
64875
89%
**95
100%
ReloadSwiss RS 62 👍
<<locked>>
96%
64672
89%
**72
100%
ReloadSwiss RS 70 👍
<<locked>>
97%
65209
90%
**28
100%
ReloadSwiss RS 76
<<locked>>
97%
39291
54%
**57
96%
Rottweil R 901
<<locked>>
84%
65006
90%
**18
100%
Rottweil R 902
<<locked>>
88%
64774
89%
**44
100%
Rottweil R 903
<<locked>>
91%
64687
89%
**90
100%
Rottweil R 904
<<locked>>
97%
57595
79%
**28
98%
Rottweil R 905
<<locked>>
97%
54186
75%
**31
98%
Rottweil R 907
<<locked>>
94%
64963
90%
**07
100%
SNPE Vectan SP 11
<<locked>>
90%
64600
89%
**27
100%
SNPE Vectan SP 7
<<locked>>
84%
64310
89%
**81
100%
SNPE Vectan SP 9
<<locked>>
86%
65224
90%
**94
100%
SNPE Vectan Tubal 3000
<<locked>>
85%
64382
89%
**62
100%
SNPE Vectan Tubal 5000
<<locked>>
91%
64803
89%
**56
100%
SNPE Vectan Tubal 7000
<<locked>>
95%
65093
90%
**58
100%
Shooters World Long Rifle
<<locked>>
95%
65006
90%
**00
100%
Shooters World Match Rifle
<<locked>>
85%
64498
89%
**51
100%
Shooters World Precision
<<locked>>
89%
64817
89%
**64
100%
Somchem S335
<<locked>>
86%
64643
89%
**69
100%
Somchem S341
<<locked>>
85%
64948
90%
**77
100%
Somchem S355
<<locked>>
91%
63991
88%
**81
100%
Somchem S361
<<locked>>
97%
59277
82%
**28
97%
Somchem S365
<<locked>>
97%
59872
83%
**97
100%
Somchem S385
<<locked>>
97%
55100
76%
**12
99%
Vihtavuori N133
<<locked>>
88%
64977
90%
**49
100%
Vihtavuori N135
<<locked>>
93%
64542
89%
**92
100%
Vihtavuori N140
<<locked>>
88%
64484
89%
**08
100%
Vihtavuori N150
<<locked>>
97%
65064
90%
**44
100%
Vihtavuori N160
<<locked>>
94%
64846
89%
**10
100%
Vihtavuori N165
<<locked>>
97%
45861
63%
**54
97%
Vihtavuori N540
<<locked>>
88%
64846
89%
**38
100%
Vihtavuori N550
<<locked>>
94%
64919
90%
**63
100%
Vihtavuori N555
<<locked>>
97%
52011
72%
**08
100%
Vihtavuori N560
<<locked>>
97%
48805
67%
**05
95%
[Vihtavuori N565]*
<<locked>>
97%
41118
57%
**48
93%
Winchester 6.5 StaBALL
<<locked>>
95%
64788
89%
**77
100%
Winchester 760 👍
<<locked>>
92%
65209
90%
**79
100%
Winchester StaBALL HD
<<locked>>
97%
40234
55%
**79
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI APS 450
<<locked>>
81%
59915
83%
**49
101%
ADI AR 2206H
<<locked>>
81%
56739
78%
**95
100%
ADI AR 2208
<<locked>>
81%
48167
66%
**48
100%
[ADI AR 2209]*
<<locked>>
81%
33301
46%
**05
91%
[ADI AR 2213]*
<<locked>>
87%
35781
49%
**90
90%
Accurate 2200
<<locked>>
81%
58668
81%
**92
100%
Accurate 2495
<<locked>>
81%
60089
83%
**62
100%
Accurate 2520
<<locked>>
81%
60872
84%
**05
100%
Accurate 2700
<<locked>>
81%
46369
64%
**75
97%
[Accurate 3100]*
<<locked>>
81%
28660
40%
**80
93%
Accurate 4064
<<locked>>
81%
50923
70%
**64
100%
Accurate 4350
<<locked>>
81%
39102
54%
**46
99%
[Accurate MAGPRO]*
<<locked>>
91%
39363
54%
**05
90%
Alliant Power Pro 2000-MR
<<locked>>
81%
53722
74%
**61
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
48718
67%
**74
100%
Alliant Reloder-15
<<locked>>
81%
52025
72%
**36
100%
Alliant Reloder-16
<<locked>>
81%
37985
52%
**52
99%
Alliant Reloder-17
<<locked>>
81%
43323
60%
**77
100%
[Alliant Reloder-19]*
<<locked>>
81%
33098
46%
**02
91%
[Alliant Reloder-22]*
<<locked>>
83%
31053
43%
**92
90%
Alliant Reloder-23
<<locked>>
81%
27804
38%
**16
97%
[Alliant Reloder-25]*
<<locked>>
82%
25425
35%
**31
90%
Alliant Reloder-26
<<locked>>
81%
29791
41%
**25
95%
Baschieri & Pellagri 107
<<locked>>
81%
56710
78%
**12
100%
[Baschieri & Pellagri 109]*
<<locked>>
94%
45194
62%
**15
90%
[Bofors RP15]*
<<locked>>
85%
31241
43%
**95
90%
Bofors RP3
<<locked>>
81%
49052
68%
**80
100%
[Bofors RP30]*
<<locked>>
94%
33199
46%
**80
90%
[Bofors RP5]*
<<locked>>
83%
31053
43%
**92
90%
Bofors RP7
<<locked>>
81%
43149
59%
**52
97%
Hodgdon Benchmark
<<locked>>
81%
59886
83%
**56
100%
Hodgdon CFE223
<<locked>>
81%
51184
71%
**62
100%
Hodgdon H380
<<locked>>
81%
49400
68%
**94
100%
Hodgdon H414
<<locked>>
81%
44556
61%
**57
98%
Hodgdon H4350
<<locked>>
81%
36738
51%
**44
95%
[Hodgdon H4831]*
<<locked>>
89%
36172
50%
**61
90%
[Hodgdon H4831 SC]*
<<locked>>
86%
36172
50%
**61
90%
Hodgdon H4895
<<locked>>
81%
57363
79%
**95
100%
Hodgdon Hybrid 100V
<<locked>>
81%
35476
49%
**51
99%
Hodgdon LVR
<<locked>>
81%
41989
58%
**98
99%
Hodgdon Superperformance
<<locked>>
81%
40089
55%
**05
96%
Hodgdon VARGET
<<locked>>
81%
47834
66%
**41
100%
Hodgdon TrailBoss
<<locked>>
91%
32155
44%
**44
100%
IMR 3031
<<locked>>
81%
53316
74%
**10
100%
IMR 4064
<<locked>>
81%
47369
65%
**25
100%
IMR 4166 Enduron
<<locked>>
81%
46412
64%
**95
98%
IMR 4350
<<locked>>
81%
38508
53%
**87
95%
IMR 4451 Enduron
<<locked>>
81%
44512
61%
**89
98%
IMR 4831
<<locked>>
81%
34011
47%
**21
97%
IMR 4895
<<locked>>
81%
53432
74%
**69
100%
[IMR 4955 Enduron]*
<<locked>>
84%
35215
49%
**05
90%
[IMR 7828 SSC]*
<<locked>>
86%
35157
48%
**84
90%
IMR 8208 XBR
<<locked>>
81%
58871
81%
**79
100%
Lovex D073.6
<<locked>>
81%
57203
79%
**59
100%
Lovex S060
<<locked>>
81%
55579
77%
**13
100%
Lovex S062
<<locked>>
81%
51097
70%
**77
100%
Lovex S065
<<locked>>
81%
41916
58%
**33
98%
Lovex S070
<<locked>>
81%
40364
56%
**20
97%
[Lovex S071]*
<<locked>>
81%
24584
34%
**62
90%
Norma 201
<<locked>>
81%
55288
76%
**33
100%
Norma 202
<<locked>>
81%
56028
77%
**30
100%
Norma 203B
<<locked>>
81%
51517
71%
**23
100%
[Norma 204]*
<<locked>>
81%
38232
53%
**13
94%
[Norma MRP]*
<<locked>>
81%
30066
41%
**88
91%
Norma URP
<<locked>>
81%
38957
54%
**39
99%
Ramshot Big Game
<<locked>>
81%
51967
72%
**49
100%
[Ramshot Grand]*
<<locked>>
85%
34925
48%
**87
90%
Ramshot Hunter
<<locked>>
81%
37637
52%
**30
97%
[Ramshot Magnum]*
<<locked>>
84%
30110
42%
**49
90%
Ramshot TAC
<<locked>>
81%
59234
82%
**22
100%
Ramshot Wild Boar
<<locked>>
81%
59451
82%
**31
100%
ReloadSwiss RS 14
<<locked>>
87%
31241
43%
**50
100%
ReloadSwiss RS 50
<<locked>>
81%
49588
68%
**77
99%
ReloadSwiss RS 52
<<locked>>
81%
56652
78%
**61
100%
ReloadSwiss RS 60
<<locked>>
81%
46006
63%
**30
100%
ReloadSwiss RS 62
<<locked>>
81%
38783
53%
**62
98%
ReloadSwiss RS 70
<<locked>>
81%
37811
52%
**69
98%
[ReloadSwiss RS 76]*
<<locked>>
90%
30385
42%
**05
90%
Rottweil R 901
<<locked>>
81%
59770
82%
**59
100%
Rottweil R 902
<<locked>>
81%
52736
73%
**87
100%
Rottweil R 903
<<locked>>
81%
46412
64%
**35
100%
[Rottweil R 904]*
<<locked>>
81%
34737
48%
**98
91%
[Rottweil R 905]*
<<locked>>
81%
32184
44%
**95
91%
Rottweil R 907
<<locked>>
81%
43149
59%
**52
97%
SNPE Vectan SP 11
<<locked>>
81%
47500
65%
**87
100%
SNPE Vectan SP 7
<<locked>>
81%
58189
80%
**02
100%
SNPE Vectan SP 9
<<locked>>
81%
55245
76%
**69
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
56028
77%
**57
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
47195
65%
**33
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
41394
57%
**90
97%
Shooters World Long Rifle
<<locked>>
81%
41916
58%
**33
98%
Shooters World Match Rifle
<<locked>>
81%
57203
79%
**59
100%
Shooters World Precision
<<locked>>
81%
51097
70%
**77
100%
Somchem S335
<<locked>>
81%
55666
77%
**61
100%
Somchem S341
<<locked>>
81%
57798
80%
**82
100%
Somchem S355
<<locked>>
81%
46369
64%
**28
100%
[Somchem S361]*
<<locked>>
82%
35868
49%
**02
90%
Somchem S365
<<locked>>
81%
35056
48%
**97
100%
[Somchem S385]*
<<locked>>
81%
32634
45%
**79
93%
Vihtavuori N133
<<locked>>
81%
53011
73%
**02
100%
Vihtavuori N135
<<locked>>
81%
45484
63%
**36
100%
Vihtavuori N140
<<locked>>
81%
52562
72%
**54
100%
Vihtavuori N150
<<locked>>
81%
40016
55%
**84
100%
Vihtavuori N160
<<locked>>
81%
41872
58%
**69
99%
[Vihtavuori N165]*
<<locked>>
83%
29544
41%
**87
90%
Vihtavuori N540
<<locked>>
81%
52185
72%
**80
100%
Vihtavuori N550
<<locked>>
81%
42235
58%
**08
99%
Vihtavuori N555
<<locked>>
81%
30792
42%
**85
97%
[Vihtavuori N560]*
<<locked>>
87%
35752
49%
**20
90%
[Vihtavuori N565]*
<<locked>>
91%
34432
47%
**97
90%
Winchester 6.5 StaBALL
<<locked>>
81%
39450
54%
**10
100%
Winchester 760
<<locked>>
81%
44556
61%
**57
98%
Winchester StaBALL HD
<<locked>>
81%
24613
34%
**83
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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