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Load data for .270 WSM + .277 | 150gr | Hornady SP

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Recommended Powder(s): ADI AR 2209, Alliant Reloder-19, Norma MRP, Rottweil R 905, Somchem S385

.270 WSM + .277 | 150gr | Hornady SP

Load Specifications

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 WSM load data
Case Length (l3):
2.090" | 53.1mm
Cartridge Length (C.O.L.):
2.817" | 71.6mm
Seated Depth:
0.494" | 12.5mm
Shank Seated Depth:
0.494" | 12.5mm
Case Capacity:
79.5 Grains of Water | 5.16 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B2617_C269
Last updated:
2025-01-01

>> Use the Personalized Load Calculator further below to adjust input parameters. 

Load data for 136 loads in caliber .270 WSM with .277 | 150gr | Hornady SP bullet and 68 powders such as ADI AR 2209, Alliant Reloder-19, Norma MRP, Rottweil R 905, Somchem S385. 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".

  • Muzzle velocity vs. barrel length

    Every 1 inch additional barrel length increases muzzle velocity by approx. 33.6 fps

  • .

    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.

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 AR 2209 👍
<<locked>>
93%
56826
89%
**46
99%
ADI AR 2213
<<locked>>
96%
57334
90%
**02
99%
ADI AR 2217
<<locked>>
97%
42612
67%
**17
96%
ADI AR 2225
<<locked>>
97%
38029
60%
**77
97%
Accurate 2700
<<locked>>
84%
57290
90%
**31
100%
Accurate 3100
<<locked>>
96%
56840
89%
**97
100%
Accurate 4350
<<locked>>
87%
56695
89%
**00
100%
Accurate MAGPRO
<<locked>>
96%
56869
89%
**05
97%
Alliant Reloder-16
<<locked>>
89%
56710
89%
**49
100%
Alliant Reloder-17
<<locked>>
84%
56913
89%
**49
100%
Alliant Reloder-19 👍
<<locked>>
93%
56942
89%
**49
99%
Alliant Reloder-22
<<locked>>
96%
57246
90%
**92
100%
Alliant Reloder-23
<<locked>>
97%
55579
87%
**30
100%
Alliant Reloder-25
<<locked>>
97%
48153
75%
**71
100%
Alliant Reloder-26
<<locked>>
93%
57421
90%
**31
100%
Hodgdon H1000
<<locked>>
97%
42612
67%
**17
96%
Hodgdon H414
<<locked>>
84%
56855
89%
**36
100%
Hodgdon H4350
<<locked>>
91%
56942
89%
**87
100%
Hodgdon H4831
<<locked>>
97%
54012
85%
**77
98%
Hodgdon H4831 SC
<<locked>>
94%
56449
88%
**23
98%
Hodgdon Hybrid 100V
<<locked>>
91%
57101
89%
**67
100%
Hodgdon LVR
<<locked>>
86%
57305
90%
**20
100%
Hodgdon Retumbo
<<locked>>
97%
38029
60%
**77
97%
Hodgdon Superperformance
<<locked>>
86%
57101
89%
**72
100%
Hodgdon TrailBoss
<<locked>>
96%
35099
55%
**68
100%
IMR 4166 Enduron
<<locked>>
84%
57174
90%
**54
100%
IMR 4350
<<locked>>
89%
56840
89%
**84
100%
IMR 4451 Enduron
<<locked>>
85%
56710
89%
**67
100%
IMR 4831
<<locked>>
92%
56869
89%
**94
100%
IMR 4955 Enduron
<<locked>>
95%
56855
89%
**90
98%
IMR 7828 SSC
<<locked>>
95%
57203
90%
**09
99%
[IMR 8133 Enduron]*
<<locked>>
97%
34214
54%
**79
92%
Lovex S065
<<locked>>
87%
57377
90%
**64
100%
Lovex S070
<<locked>>
88%
57087
89%
**87
100%
Lovex S071
<<locked>>
97%
48878
77%
**69
100%
Norma 204
<<locked>>
88%
56797
89%
**23
99%
Norma 217
<<locked>>
97%
33837
53%
**92
95%
Norma MRP 👍
<<locked>>
94%
57203
90%
**18
100%
Norma URP
<<locked>>
88%
57276
90%
**13
100%
Ramshot Hunter
<<locked>>
89%
57174
90%
**36
100%
Ramshot Magnum
<<locked>>
97%
57290
90%
**79
100%
ReloadSwiss RS 14
<<locked>>
96%
35984
56%
**11
100%
ReloadSwiss RS 60
<<locked>>
85%
56666
89%
**66
100%
ReloadSwiss RS 62
<<locked>>
87%
57116
89%
**36
100%
ReloadSwiss RS 70
<<locked>>
88%
56797
89%
**86
100%
ReloadSwiss RS 76
<<locked>>
97%
46760
73%
**07
100%
[ReloadSwiss RS 80]*
<<locked>>
97%
42598
67%
**95
94%
Rottweil R 904
<<locked>>
92%
56420
88%
**90
99%
Rottweil R 905 👍
<<locked>>
93%
56884
89%
**46
99%
Rottweil R 907
<<locked>>
86%
57014
89%
**71
100%
SNPE Vectan Tubal 7000
<<locked>>
87%
57246
90%
**35
100%
Shooters World Long Rifle
<<locked>>
87%
57377
90%
**64
100%
Somchem S355
<<locked>>
83%
57377
90%
**58
100%
Somchem S361
<<locked>>
91%
56811
89%
**67
98%
Somchem S365
<<locked>>
90%
56884
89%
**13
100%
Somchem S385 👍
<<locked>>
93%
56855
89%
**04
100%
Vihtavuori N135
<<locked>>
84%
56855
89%
**53
100%
Vihtavuori N150
<<locked>>
88%
56869
89%
**05
100%
Vihtavuori N160
<<locked>>
86%
56956
89%
**74
100%
Vihtavuori N165
<<locked>>
97%
53867
84%
**51
99%
Vihtavuori N550
<<locked>>
86%
57319
90%
**20
100%
Vihtavuori N555
<<locked>>
94%
57363
90%
**46
100%
Vihtavuori N560
<<locked>>
96%
57217
90%
**12
98%
Vihtavuori N565
<<locked>>
97%
50473
79%
**87
97%
[Vihtavuori N568]*
<<locked>>
97%
43874
69%
**02
94%
Winchester 6.5 StaBALL
<<locked>>
87%
56594
89%
**38
100%
Winchester 760
<<locked>>
84%
56855
89%
**36
100%
Winchester StaBALL HD
<<locked>>
97%
52837
83%
**09
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
38508
60%
**08
96%
[ADI AR 2213]*
<<locked>>
81%
34418
54%
**23
92%
[ADI AR 2217]*
<<locked>>
88%
31821
50%
**41
90%
[ADI AR 2225]*
<<locked>>
86%
26774
42%
**33
90%
Accurate 2700
<<locked>>
81%
52446
82%
**53
99%
Accurate 3100
<<locked>>
81%
34258
54%
**74
97%
Accurate 4350
<<locked>>
81%
46108
72%
**36
100%
[Accurate MAGPRO]*
<<locked>>
83%
35650
56%
**82
90%
Alliant Reloder-16
<<locked>>
81%
44222
69%
**43
100%
Alliant Reloder-17
<<locked>>
81%
51010
80%
**64
100%
Alliant Reloder-19
<<locked>>
81%
38479
60%
**98
96%
[Alliant Reloder-22]*
<<locked>>
81%
34301
54%
**43
94%
Alliant Reloder-23
<<locked>>
81%
32953
52%
**10
99%
Alliant Reloder-25
<<locked>>
81%
28732
45%
**05
95%
Alliant Reloder-26
<<locked>>
81%
35911
56%
**44
99%
[Hodgdon H1000]*
<<locked>>
88%
31821
50%
**41
90%
Hodgdon H414
<<locked>>
81%
51938
81%
**54
100%
Hodgdon H4350
<<locked>>
81%
42424
66%
**38
98%
[Hodgdon H4831]*
<<locked>>
81%
32256
51%
**28
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
36071
57%
**26
92%
Hodgdon Hybrid 100V
<<locked>>
81%
41800
65%
**28
100%
Hodgdon LVR
<<locked>>
81%
48515
76%
**76
100%
[Hodgdon Retumbo]*
<<locked>>
86%
26774
42%
**33
90%
Hodgdon Superperformance
<<locked>>
81%
47355
74%
**12
99%
Hodgdon TrailBoss
<<locked>>
84%
29298
46%
**47
100%
IMR 4166 Enduron
<<locked>>
81%
52431
82%
**79
100%
IMR 4350
<<locked>>
81%
44425
70%
**77
98%
IMR 4451 Enduron
<<locked>>
81%
50488
79%
**66
99%
IMR 4831
<<locked>>
81%
40161
63%
**12
100%
[IMR 4955 Enduron]*
<<locked>>
81%
36506
57%
**00
93%
[IMR 7828 SSC]*
<<locked>>
81%
35186
55%
**56
92%
[IMR 8133 Enduron]*
<<locked>>
94%
31198
49%
**90
90%
Lovex S065
<<locked>>
81%
48051
75%
**17
100%
Lovex S070
<<locked>>
81%
46412
73%
**03
99%
Lovex S071
<<locked>>
81%
29544
46%
**56
95%
Norma 204
<<locked>>
81%
44585
70%
**17
97%
[Norma 217]*
<<locked>>
89%
26934
42%
**82
90%
Norma MRP
<<locked>>
81%
35563
56%
**05
96%
Norma URP
<<locked>>
81%
45527
71%
**26
100%
Ramshot Hunter
<<locked>>
81%
44193
69%
**17
99%
[Ramshot Magnum]*
<<locked>>
81%
31459
49%
**61
93%
ReloadSwiss RS 14
<<locked>>
81%
28935
45%
**63
100%
ReloadSwiss RS 60
<<locked>>
81%
49269
77%
**58
100%
ReloadSwiss RS 62
<<locked>>
81%
46021
72%
**53
100%
ReloadSwiss RS 70
<<locked>>
81%
44338
69%
**72
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
27035
42%
**72
90%
[ReloadSwiss RS 80]*
<<locked>>
91%
34185
54%
**89
90%
Rottweil R 904
<<locked>>
81%
39987
63%
**92
95%
Rottweil R 905
<<locked>>
81%
37942
59%
**92
96%
Rottweil R 907
<<locked>>
81%
49095
77%
**36
99%
SNPE Vectan Tubal 7000
<<locked>>
81%
47021
74%
**71
99%
Shooters World Long Rifle
<<locked>>
81%
48051
75%
**17
100%
Somchem S355
<<locked>>
81%
53272
83%
**99
100%
[Somchem S361]*
<<locked>>
81%
40698
64%
**79
94%
Somchem S365
<<locked>>
81%
41959
66%
**80
100%
Somchem S385
<<locked>>
81%
38435
60%
**72
97%
Vihtavuori N135
<<locked>>
81%
51779
81%
**84
100%
Vihtavuori N150
<<locked>>
81%
45876
72%
**44
100%
Vihtavuori N160
<<locked>>
81%
49052
77%
**53
100%
[Vihtavuori N165]*
<<locked>>
81%
32285
51%
**18
94%
Vihtavuori N550
<<locked>>
81%
49429
77%
**95
100%
Vihtavuori N555
<<locked>>
81%
37057
58%
**89
99%
[Vihtavuori N560]*
<<locked>>
81%
34403
54%
**49
91%
[Vihtavuori N565]*
<<locked>>
83%
31285
49%
**61
90%
[Vihtavuori N568]*
<<locked>>
91%
35534
56%
**05
90%
Winchester 6.5 StaBALL
<<locked>>
81%
45992
72%
**80
100%
Winchester 760
<<locked>>
81%
51938
81%
**54
100%
Winchester StaBALL HD
<<locked>>
81%
28268
44%
**20
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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