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Load data for .270 WSM + .277 | 140gr | Nosler Partition SP

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Recommended Powder(s): Alliant Reloder-26, Ramshot Hunter, Somchem S385, Vihtavuori N555, Winchester StaBALL HD

.270 WSM + .277 | 140gr | Nosler Partition SP

Load Specifications

Bullet:
.277 | 140gr | Nosler Partition SP
Manufacturer SKU:
35200
Bullet Weight:
140gr | 9.1g
Bullet Diameter:
0.277" | 7.04mm
Bullet Length:
1.190" | 30.2mm
Caliber:
.270 WSM load data
Case Length (l3):
2.090" | 53.1mm
Cartridge Length (C.O.L.):
2.817" | 71.6mm
Seated Depth:
0.463" | 11.8mm
Shank Seated Depth:
0.463" | 11.8mm
Case Capacity:
79.5 Grains of Water | 5.16 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B4040_C269
Last updated:
2025-01-01

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

Load data for 146 loads in caliber .270 WSM with .277 | 140gr | Nosler Partition SP bullet and 73 powders such as Alliant Reloder-26, Ramshot Hunter, Somchem S385, Vihtavuori N555, Winchester StaBALL HD. 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. 34.9 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 2208
<<locked>>
84%
57217
90%
**43
100%
ADI AR 2209
<<locked>>
94%
56797
89%
**38
99%
ADI AR 2213
<<locked>>
97%
56101
88%
**68
98%
[ADI AR 2217]*
<<locked>>
97%
40930
64%
**56
94%
ADI AR 2225
<<locked>>
97%
36201
57%
**03
96%
Accurate 2700
<<locked>>
85%
57145
90%
**17
99%
Accurate 3100
<<locked>>
97%
55521
87%
**69
100%
Accurate 4350
<<locked>>
88%
56768
89%
**99
100%
Accurate MAGPRO
<<locked>>
97%
54607
86%
**54
96%
Alliant Reloder-16
<<locked>>
90%
57319
90%
**61
100%
Alliant Reloder-17
<<locked>>
85%
57014
89%
**45
100%
Alliant Reloder-19
<<locked>>
94%
57014
89%
**41
99%
Alliant Reloder-22
<<locked>>
97%
55521
87%
**54
99%
Alliant Reloder-23
<<locked>>
97%
52315
82%
**79
100%
Alliant Reloder-25
<<locked>>
97%
45759
72%
**20
100%
Alliant Reloder-26 👍
<<locked>>
95%
56710
89%
**20
100%
[Hodgdon H1000]*
<<locked>>
97%
40930
64%
**56
94%
Hodgdon H414
<<locked>>
85%
57101
89%
**38
100%
Hodgdon H4350
<<locked>>
92%
56840
89%
**69
99%
Hodgdon H4831
<<locked>>
97%
51663
81%
**33
96%
Hodgdon H4831 SC
<<locked>>
96%
57159
90%
**18
97%
Hodgdon Hybrid 100V
<<locked>>
92%
56898
89%
**59
100%
Hodgdon LVR
<<locked>>
87%
56608
89%
**09
100%
Hodgdon Retumbo
<<locked>>
97%
36201
57%
**03
96%
Hodgdon Superperformance
<<locked>>
87%
57000
89%
**64
100%
Hodgdon VARGET
<<locked>>
84%
56637
89%
**40
100%
Hodgdon TrailBoss
<<locked>>
96%
34940
55%
**31
100%
IMR 4064
<<locked>>
84%
57159
90%
**36
100%
IMR 4166 Enduron
<<locked>>
85%
56550
89%
**33
100%
IMR 4350
<<locked>>
90%
57174
90%
**82
100%
IMR 4451 Enduron
<<locked>>
86%
56855
89%
**56
100%
IMR 4831
<<locked>>
94%
56594
89%
**82
100%
IMR 4955 Enduron
<<locked>>
97%
56666
89%
**76
98%
IMR 7828 SSC
<<locked>>
97%
57406
90%
**94
98%
Lovex S065
<<locked>>
88%
57276
90%
**56
100%
Lovex S070
<<locked>>
89%
56855
89%
**76
100%
Lovex S071
<<locked>>
97%
46586
73%
**15
99%
Norma 204
<<locked>>
89%
56565
89%
**05
99%
[Norma 217]*
<<locked>>
97%
32111
50%
**18
93%
Norma MRP
<<locked>>
96%
56884
89%
**10
100%
Norma URP
<<locked>>
89%
57014
89%
**15
100%
Ramshot Hunter 👍
<<locked>>
90%
56826
89%
**31
100%
Ramshot Magnum
<<locked>>
97%
54012
85%
**18
99%
ReloadSwiss RS 14
<<locked>>
97%
36042
56%
**80
100%
ReloadSwiss RS 60
<<locked>>
86%
56492
89%
**71
100%
ReloadSwiss RS 62
<<locked>>
89%
57363
90%
**38
100%
ReloadSwiss RS 70
<<locked>>
90%
57305
90%
**91
100%
ReloadSwiss RS 76
<<locked>>
97%
44454
70%
**36
99%
[ReloadSwiss RS 80]*
<<locked>>
97%
39871
62%
**99
92%
Rottweil R 903
<<locked>>
84%
56811
89%
**49
100%
Rottweil R 904
<<locked>>
93%
56724
89%
**86
98%
Rottweil R 905
<<locked>>
95%
57334
90%
**48
99%
Rottweil R 907
<<locked>>
87%
57116
90%
**63
99%
SNPE Vectan SP 11
<<locked>>
84%
57363
90%
**95
100%
SNPE Vectan Tubal 5000
<<locked>>
84%
56724
89%
**15
100%
SNPE Vectan Tubal 7000
<<locked>>
88%
57217
90%
**13
100%
Shooters World Long Rifle
<<locked>>
88%
57276
90%
**56
100%
Somchem S355
<<locked>>
84%
56724
89%
**43
100%
Somchem S361
<<locked>>
93%
57334
90%
**56
97%
Somchem S365
<<locked>>
91%
56666
89%
**09
100%
Somchem S385 👍
<<locked>>
95%
57305
90%
**05
100%
Vihtavuori N135
<<locked>>
86%
56956
89%
**58
100%
Vihtavuori N150
<<locked>>
89%
56840
89%
**04
100%
Vihtavuori N160
<<locked>>
87%
56869
89%
**63
100%
Vihtavuori N165
<<locked>>
97%
51721
81%
**07
99%
Vihtavuori N550
<<locked>>
87%
57087
89%
**12
100%
Vihtavuori N555 👍
<<locked>>
96%
57406
90%
**38
100%
Vihtavuori N560
<<locked>>
97%
55738
87%
**87
98%
Vihtavuori N565
<<locked>>
97%
47485
74%
**13
96%
[Vihtavuori N568]*
<<locked>>
97%
41481
65%
**28
92%
Winchester 6.5 StaBALL
<<locked>>
89%
57261
90%
**40
100%
Winchester 760
<<locked>>
85%
57101
89%
**38
100%
Winchester StaBALL HD 👍
<<locked>>
97%
48646
76%
**41
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
52272
82%
**71
100%
[ADI AR 2209]*
<<locked>>
81%
36854
58%
**38
94%
[ADI AR 2213]*
<<locked>>
82%
33750
53%
**79
90%
[ADI AR 2217]*
<<locked>>
91%
34127
53%
**82
90%
[ADI AR 2225]*
<<locked>>
89%
28703
45%
**64
90%
Accurate 2700
<<locked>>
81%
50749
80%
**12
99%
Accurate 3100
<<locked>>
81%
32619
51%
**16
96%
Accurate 4350
<<locked>>
81%
44077
69%
**92
100%
[Accurate MAGPRO]*
<<locked>>
86%
37768
59%
**13
90%
Alliant Reloder-16
<<locked>>
81%
42003
66%
**92
100%
Alliant Reloder-17
<<locked>>
81%
48617
76%
**23
100%
[Alliant Reloder-19]*
<<locked>>
81%
36854
58%
**44
94%
[Alliant Reloder-22]*
<<locked>>
81%
32387
51%
**59
92%
Alliant Reloder-23
<<locked>>
81%
31198
49%
**39
98%
[Alliant Reloder-25]*
<<locked>>
81%
27412
43%
**34
93%
Alliant Reloder-26
<<locked>>
81%
33823
53%
**67
97%
[Hodgdon H1000]*
<<locked>>
91%
34127
53%
**82
90%
Hodgdon H414
<<locked>>
81%
49748
78%
**07
99%
Hodgdon H4350
<<locked>>
81%
40495
63%
**74
96%
[Hodgdon H4831]*
<<locked>>
84%
34476
54%
**62
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
34243
54%
**56
90%
Hodgdon Hybrid 100V
<<locked>>
81%
39624
62%
**77
100%
Hodgdon LVR
<<locked>>
81%
46456
73%
**31
100%
[Hodgdon Retumbo]*
<<locked>>
89%
28703
45%
**64
90%
Hodgdon Superperformance
<<locked>>
81%
45049
71%
**54
98%
Hodgdon VARGET
<<locked>>
81%
51967
81%
**67
100%
Hodgdon TrailBoss
<<locked>>
81%
27992
44%
**77
100%
IMR 4064
<<locked>>
81%
51561
81%
**51
100%
IMR 4166 Enduron
<<locked>>
81%
50444
79%
**31
99%
IMR 4350
<<locked>>
81%
42656
67%
**17
97%
IMR 4451 Enduron
<<locked>>
81%
48443
76%
**15
99%
IMR 4831
<<locked>>
81%
38116
60%
**48
99%
[IMR 4955 Enduron]*
<<locked>>
81%
34853
55%
**30
91%
[IMR 7828 SSC]*
<<locked>>
81%
33881
53%
**95
90%
Lovex S065
<<locked>>
81%
46108
72%
**66
99%
Lovex S070
<<locked>>
81%
44309
69%
**56
98%
[Lovex S071]*
<<locked>>
81%
28007
44%
**82
93%
Norma 204
<<locked>>
81%
42337
66%
**46
96%
[Norma 217]*
<<locked>>
93%
28572
45%
**97
90%
[Norma MRP]*
<<locked>>
81%
33910
53%
**31
94%
Norma URP
<<locked>>
81%
43250
68%
**76
100%
Ramshot Hunter
<<locked>>
81%
42134
66%
**66
98%
[Ramshot Magnum]*
<<locked>>
81%
29907
47%
**84
91%
ReloadSwiss RS 14
<<locked>>
81%
28500
45%
**13
100%
ReloadSwiss RS 60
<<locked>>
81%
46818
73%
**13
100%
ReloadSwiss RS 62
<<locked>>
81%
43714
68%
**02
99%
ReloadSwiss RS 70
<<locked>>
81%
41916
66%
**12
99%
[ReloadSwiss RS 76]*
<<locked>>
84%
28834
45%
**00
90%
[ReloadSwiss RS 80]*
<<locked>>
94%
36230
57%
**13
90%
Rottweil R 903
<<locked>>
81%
51097
80%
**64
100%
[Rottweil R 904]*
<<locked>>
81%
38334
60%
**25
93%
[Rottweil R 905]*
<<locked>>
81%
35882
56%
**15
94%
Rottweil R 907
<<locked>>
81%
47268
74%
**95
98%
SNPE Vectan SP 11
<<locked>>
81%
52446
82%
**20
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
51851
81%
**49
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
45092
71%
**13
98%
Shooters World Long Rifle
<<locked>>
81%
46108
72%
**66
99%
Somchem S355
<<locked>>
81%
51097
80%
**54
100%
[Somchem S361]*
<<locked>>
81%
38711
61%
**15
92%
Somchem S365
<<locked>>
81%
39914
63%
**26
100%
Somchem S385
<<locked>>
81%
36405
57%
**08
95%
Vihtavuori N135
<<locked>>
81%
49647
78%
**46
100%
Vihtavuori N150
<<locked>>
81%
43976
69%
**00
100%
Vihtavuori N160
<<locked>>
81%
46644
73%
**05
100%
[Vihtavuori N165]*
<<locked>>
81%
30734
48%
**54
92%
Vihtavuori N550
<<locked>>
81%
47021
74%
**48
100%
Vihtavuori N555
<<locked>>
81%
34882
55%
**25
98%
[Vihtavuori N560]*
<<locked>>
83%
34650
54%
**31
90%
[Vihtavuori N565]*
<<locked>>
86%
33243
52%
**85
90%
[Vihtavuori N568]*
<<locked>>
94%
37913
59%
**33
90%
Winchester 6.5 StaBALL
<<locked>>
81%
43627
68%
**33
100%
Winchester 760
<<locked>>
81%
49748
78%
**07
99%
Winchester StaBALL HD
<<locked>>
81%
25860
41%
**33
98%

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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