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Load data for .270 WSM + .277 | 122gr | Hasler ARIETE

Recommended Powder(s):

.270 WSM + .277 | 122gr | Hasler ARIETE

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.277 | 122gr | Hasler ARIETE
Manufacturer SKU:
A270-122
Bullet Weight:
122gr | 7.9g
Bullet Diameter:
0.277" | 7.04mm
Bullet Length:
<<locked>>
Caliber:
.270 WSM load data
Case Length (l3):
2.090" | 53.1mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
79.5 Grains of Water | 5.16 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B7060_C269
Last updated:
2026-01-31
Recommended Twist Rate:
1:10 - 1:8

Load data for 180 loads in caliber .270 WSM with .277 | 122gr | Hasler ARIETE bullet and 90 powder(s). 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 AR 2208
<<locked>>
88%
57188
90%
**36
100%
ADI AR 2209
<<locked>>
97%
52460
82%
**40
97%
[ADI AR 2213]*
<<locked>>
97%
46891
73%
**58
94%
Accurate 2700
<<locked>>
89%
57174
90%
**94
98%
Accurate 3100
<<locked>>
97%
45078
71%
**69
98%
Accurate 4064
<<locked>>
87%
56739
89%
**07
100%
Accurate 4350
<<locked>>
94%
56956
89%
**02
100%
Alliant Power Pro 2000-MR
<<locked>>
84%
56449
88%
**64
100%
Alliant Reloder- TS 15.5
<<locked>>
88%
56768
89%
**53
100%
Alliant Reloder-15
<<locked>>
86%
56855
89%
**69
100%
Alliant Reloder-16 👍
<<locked>>
95%
57000
89%
**55
100%
Alliant Reloder-17
<<locked>>
90%
56507
89%
**55
100%
Alliant Reloder-19
<<locked>>
97%
52083
82%
**43
97%
Alliant Reloder-22
<<locked>>
97%
45527
71%
**45
95%
Alliant Reloder-23
<<locked>>
97%
42960
67%
**95
100%
Alliant Reloder-25
<<locked>>
97%
37188
58%
**84
96%
Alliant Reloder-26
<<locked>>
97%
48704
76%
**89
100%
[Bofors RP15]*
<<locked>>
97%
41640
65%
**63
94%
Bofors RP3
<<locked>>
87%
57000
89%
**59
100%
Bofors RP5
<<locked>>
97%
45527
71%
**45
95%
Bofors RP7
<<locked>>
91%
56768
89%
**43
99%
Hodgdon CFE223
<<locked>>
85%
56666
89%
**99
100%
Hodgdon H380
<<locked>>
87%
56811
89%
**66
100%
Hodgdon H414 👍
<<locked>>
90%
57014
89%
**22
99%
Hodgdon H4350
<<locked>>
97%
57174
90%
**66
99%
[Hodgdon H4831]*
<<locked>>
97%
43685
68%
**36
92%
[Hodgdon H4831 SC]*
<<locked>>
97%
49240
77%
**54
94%
Hodgdon Hybrid 100V
<<locked>>
97%
56449
88%
**56
100%
Hodgdon LVR
<<locked>>
92%
57029
89%
**09
100%
Hodgdon Superperformance
<<locked>>
92%
56652
89%
**41
99%
Hodgdon VARGET
<<locked>>
88%
56855
89%
**36
100%
Hodgdon TrailBoss
<<locked>>
96%
34229
54%
**42
100%
IMR 3031
<<locked>>
85%
57072
89%
**23
100%
IMR 4064
<<locked>>
89%
57101
89%
**30
100%
IMR 4166 Enduron
<<locked>>
89%
56913
89%
**20
99%
IMR 4350
<<locked>>
95%
56797
89%
**50
99%
IMR 4451 Enduron
<<locked>>
90%
56942
89%
**46
99%
IMR 4831
<<locked>>
97%
52475
82%
**07
100%
IMR 4895
<<locked>>
85%
56608
89%
**69
100%
[IMR 4955 Enduron]*
<<locked>>
97%
49066
77%
**12
94%
[IMR 7828 SSC]*
<<locked>>
97%
48486
76%
**04
94%
Lovex S060
<<locked>>
83%
56898
89%
**87
100%
Lovex S062
<<locked>>
86%
56550
89%
**10
100%
Lovex S065
<<locked>>
92%
56623
89%
**36
100%
Lovex S070
<<locked>>
94%
56768
89%
**56
99%
Lovex S071
<<locked>>
97%
37420
59%
**99
95%
Norma 201
<<locked>>
84%
57072
89%
**17
100%
Norma 202
<<locked>>
83%
57348
90%
**04
100%
Norma 203B
<<locked>>
86%
56956
89%
**73
100%
Norma 204
<<locked>>
94%
56681
89%
**89
97%
Norma MRP
<<locked>>
97%
48022
75%
**33
97%
Norma URP
<<locked>>
94%
56507
89%
**96
100%
Ramshot Big Game
<<locked>>
85%
56985
89%
**82
100%
Ramshot Grand
<<locked>>
97%
51169
80%
**66
96%
Ramshot Hunter
<<locked>>
95%
57087
89%
**28
100%
Ramshot Magnum
<<locked>>
97%
44353
70%
**95
96%
ReloadSwiss RS 14
<<locked>>
96%
34505
54%
**78
100%
ReloadSwiss RS 50
<<locked>>
87%
56579
89%
**43
99%
ReloadSwiss RS 60
<<locked>>
89%
57377
90%
**68
100%
ReloadSwiss RS 62 👍
<<locked>>
94%
57159
90%
**32
100%
ReloadSwiss RS 70 👍
<<locked>>
95%
57421
90%
**87
100%
Rottweil R 902
<<locked>>
85%
56753
89%
**00
100%
Rottweil R 903
<<locked>>
90%
57246
90%
**50
100%
Rottweil R 904
<<locked>>
97%
54505
85%
**23
96%
Rottweil R 905
<<locked>>
97%
50691
79%
**04
97%
Rottweil R 907
<<locked>>
91%
56768
89%
**43
99%
SNPE Vectan SP 11
<<locked>>
88%
57203
90%
**92
100%
SNPE Vectan SP 9
<<locked>>
84%
57348
90%
**46
100%
SNPE Vectan Tubal 5000
<<locked>>
89%
56985
89%
**12
100%
SNPE Vectan Tubal 7000
<<locked>>
93%
56782
89%
**91
99%
Shooters World Long Rifle
<<locked>>
92%
56623
89%
**36
100%
Shooters World Precision
<<locked>>
86%
56550
89%
**10
100%
Somchem S335
<<locked>>
83%
56927
89%
**35
100%
Somchem S355
<<locked>>
90%
57392
90%
**50
100%
Somchem S361
<<locked>>
97%
56565
89%
**17
96%
Somchem S365
<<locked>>
97%
56333
88%
**09
100%
Somchem S385
<<locked>>
97%
51343
80%
**81
98%
Vihtavuori N133
<<locked>>
85%
56985
89%
**05
100%
Vihtavuori N135
<<locked>>
91%
57217
90%
**64
100%
Vihtavuori N140
<<locked>>
85%
57174
90%
**77
100%
Vihtavuori N150
<<locked>>
94%
56985
89%
**04
100%
Vihtavuori N160
<<locked>>
92%
56681
89%
**56
100%
Vihtavuori N165
<<locked>>
97%
42525
67%
**04
95%
Vihtavuori N540
<<locked>>
86%
57276
90%
**04
100%
Vihtavuori N550
<<locked>>
92%
56652
89%
**05
100%
Vihtavuori N555
<<locked>>
97%
47993
75%
**87
100%
[Vihtavuori N560]*
<<locked>>
97%
45701
72%
**64
93%
Winchester 6.5 StaBALL
<<locked>>
93%
57145
90%
**30
100%
Winchester 760 👍
<<locked>>
90%
57014
89%
**22
99%
Winchester StaBALL HD
<<locked>>
97%
37188
58%
**25
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
45281
71%
**33
99%
[ADI AR 2209]*
<<locked>>
84%
34563
54%
**36
90%
[ADI AR 2213]*
<<locked>>
91%
38653
61%
**61
90%
Accurate 2700
<<locked>>
81%
43279
68%
**41
95%
[Accurate 3100]*
<<locked>>
83%
27325
43%
**20
90%
Accurate 4064
<<locked>>
81%
46760
73%
**53
100%
Accurate 4350
<<locked>>
81%
35259
55%
**76
97%
Alliant Power Pro 2000-MR
<<locked>>
81%
50386
79%
**63
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
45614
71%
**53
100%
Alliant Reloder-15
<<locked>>
81%
48646
76%
**31
100%
Alliant Reloder-16
<<locked>>
81%
35041
55%
**89
97%
Alliant Reloder-17
<<locked>>
81%
39885
63%
**33
99%
[Alliant Reloder-19]*
<<locked>>
84%
33895
53%
**17
90%
[Alliant Reloder-22]*
<<locked>>
88%
33924
53%
**59
90%
[Alliant Reloder-23]*
<<locked>>
81%
25034
39%
**93
93%
[Alliant Reloder-25]*
<<locked>>
88%
27978
44%
**89
90%
[Alliant Reloder-26]*
<<locked>>
81%
26556
42%
**82
90%
[Bofors RP15]*
<<locked>>
91%
34345
54%
**72
90%
Bofors RP3
<<locked>>
81%
45397
71%
**63
100%
[Bofors RP5]*
<<locked>>
88%
33924
53%
**59
90%
Bofors RP7
<<locked>>
81%
40118
63%
**12
95%
Hodgdon CFE223
<<locked>>
81%
48327
76%
**54
99%
Hodgdon H380
<<locked>>
81%
46253
72%
**76
99%
Hodgdon H414
<<locked>>
81%
41495
65%
**27
96%
[Hodgdon H4350]*
<<locked>>
81%
34156
54%
**77
92%
[Hodgdon H4831]*
<<locked>>
94%
39595
62%
**44
90%
[Hodgdon H4831 SC]*
<<locked>>
91%
39929
63%
**51
90%
Hodgdon Hybrid 100V
<<locked>>
81%
32343
51%
**80
97%
Hodgdon LVR
<<locked>>
81%
38638
61%
**41
97%
[Hodgdon Superperformance]*
<<locked>>
81%
37086
58%
**41
93%
Hodgdon VARGET
<<locked>>
81%
45005
71%
**20
99%
Hodgdon TrailBoss
<<locked>>
81%
27238
43%
**78
100%
IMR 3031
<<locked>>
81%
49995
78%
**15
100%
IMR 4064
<<locked>>
81%
44309
69%
**07
99%
IMR 4166 Enduron
<<locked>>
81%
43888
69%
**71
96%
[IMR 4350]*
<<locked>>
81%
36071
57%
**26
93%
IMR 4451 Enduron
<<locked>>
81%
41916
66%
**54
96%
IMR 4831
<<locked>>
81%
30879
48%
**38
95%
IMR 4895
<<locked>>
81%
49966
78%
**61
100%
[IMR 4955 Enduron]*
<<locked>>
90%
38798
61%
**85
90%
[IMR 7828 SSC]*
<<locked>>
91%
38682
61%
**74
90%
Lovex S060
<<locked>>
81%
52750
83%
**25
100%
Lovex S062
<<locked>>
81%
47514
74%
**63
100%
Lovex S065
<<locked>>
81%
38986
61%
**92
96%
[Lovex S070]*
<<locked>>
81%
37115
58%
**66
94%
[Lovex S071]*
<<locked>>
88%
27325
43%
**20
90%
Norma 201
<<locked>>
81%
51982
81%
**31
100%
Norma 202
<<locked>>
81%
52953
83%
**35
100%
Norma 203B
<<locked>>
81%
47921
75%
**15
100%
[Norma 204]*
<<locked>>
81%
35404
55%
**46
91%
[Norma MRP]*
<<locked>>
84%
30893
48%
**00
90%
Norma URP
<<locked>>
81%
35737
56%
**85
97%
Ramshot Big Game
<<locked>>
81%
48805
76%
**45
100%
[Ramshot Grand]*
<<locked>>
89%
38377
60%
**81
90%
[Ramshot Hunter]*
<<locked>>
81%
34795
55%
**66
94%
[Ramshot Magnum]*
<<locked>>
90%
33127
52%
**20
90%
ReloadSwiss RS 14
<<locked>>
81%
27543
43%
**18
100%
ReloadSwiss RS 50
<<locked>>
81%
46441
73%
**49
98%
ReloadSwiss RS 60
<<locked>>
81%
42641
67%
**05
100%
ReloadSwiss RS 62
<<locked>>
81%
35505
56%
**92
96%
ReloadSwiss RS 70
<<locked>>
81%
34824
55%
**99
95%
Rottweil R 902
<<locked>>
81%
49327
77%
**86
100%
Rottweil R 903
<<locked>>
81%
42801
67%
**97
100%
[Rottweil R 904]*
<<locked>>
85%
37130
58%
**56
90%
[Rottweil R 905]*
<<locked>>
85%
33344
52%
**17
90%
Rottweil R 907
<<locked>>
81%
40118
63%
**12
95%
SNPE Vectan SP 11
<<locked>>
81%
44440
70%
**66
100%
SNPE Vectan SP 9
<<locked>>
81%
52344
82%
**64
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
44831
70%
**25
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
38174
60%
**26
95%
Shooters World Long Rifle
<<locked>>
81%
38986
61%
**92
96%
Shooters World Precision
<<locked>>
81%
47514
74%
**63
100%
Somchem S335
<<locked>>
81%
52750
83%
**69
100%
Somchem S355
<<locked>>
81%
43250
68%
**07
100%
[Somchem S361]*
<<locked>>
86%
39102
61%
**72
90%
Somchem S365
<<locked>>
81%
32082
50%
**30
99%
[Somchem S385]*
<<locked>>
82%
30980
49%
**28
90%
Vihtavuori N133
<<locked>>
81%
50270
79%
**13
100%
Vihtavuori N135
<<locked>>
81%
41989
66%
**15
100%
Vihtavuori N140
<<locked>>
81%
49676
78%
**53
100%
Vihtavuori N150
<<locked>>
81%
36796
58%
**30
99%
Vihtavuori N160
<<locked>>
81%
39015
61%
**22
98%
[Vihtavuori N165]*
<<locked>>
89%
32227
51%
**51
90%
Vihtavuori N540
<<locked>>
81%
49081
77%
**72
100%
Vihtavuori N550
<<locked>>
81%
39320
62%
**61
97%
[Vihtavuori N555]*
<<locked>>
81%
27383
43%
**75
93%
[Vihtavuori N560]*
<<locked>>
92%
38972
61%
**07
90%
Winchester 6.5 StaBALL
<<locked>>
81%
36782
58%
**59
99%
Winchester 760
<<locked>>
81%
41495
65%
**27
96%
[Winchester StaBALL HD]*
<<locked>>
82%
22945
36%
**61
90%

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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