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Load data for .270 WSM + .277 | 125gr | Hasler Hunting

Recommended Powder(s): Alliant Reloder-16, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70, Vihtavuori N550

.270 WSM + .277 | 125gr | Hasler Hunting

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.277 | 125gr | Hasler Hunting
Manufacturer SKU:
H270-125
Bullet Weight:
125gr | 8.1g
Bullet Diameter:
0.277" | 7.04mm
Bullet Length:
1.236" | 31.4mm
Caliber:
.270 WSM load data
Case Length (l3):
2.090" | 53.1mm
Cartridge Length (C.O.L.):
2.817" | 71.6mm
Seated Depth:
0.509" | 12.9mm
Shank Seated Depth:
0.371" | 9.4mm
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_B7061_C269
Last updated:
Mon Jul 14 2025 12:48:59 GMT+0000 (Coordinated Universal Time)
Recommended Twist Rate:
1:10 - 1:9

Load data for 162 loads in caliber .270 WSM with .277 | 125gr | Hasler Hunting bullet and 81 powders such as Alliant Reloder-16, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70, Vihtavuori N550. 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".

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  • 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>>
87%
56637
89%
**97
100%
ADI AR 2209
<<locked>>
97%
54288
85%
**53
98%
[ADI AR 2213]*
<<locked>>
97%
48051
75%
**54
94%
Accurate 2700
<<locked>>
88%
56652
89%
**54
99%
Accurate 3100
<<locked>>
97%
46528
73%
**69
98%
Accurate 4064
<<locked>>
86%
57348
90%
**84
100%
Accurate 4350
<<locked>>
93%
56623
89%
**63
100%
Alliant Reloder- TS 15.5
<<locked>>
87%
56840
89%
**20
100%
Alliant Reloder-15
<<locked>>
85%
57421
90%
**40
100%
Alliant Reloder-16 👍
<<locked>>
94%
56579
89%
**15
100%
Alliant Reloder-17
<<locked>>
90%
57159
90%
**22
100%
Alliant Reloder-19
<<locked>>
97%
53403
84%
**33
97%
Alliant Reloder-22
<<locked>>
97%
46804
73%
**54
96%
Alliant Reloder-23
<<locked>>
97%
44237
69%
**89
100%
Alliant Reloder-25
<<locked>>
97%
38522
60%
**94
97%
Alliant Reloder-26
<<locked>>
97%
51126
80%
**92
100%
Hodgdon CFE223
<<locked>>
85%
57072
89%
**66
100%
Hodgdon H380
<<locked>>
87%
57363
90%
**36
100%
Hodgdon H414
<<locked>>
89%
56768
89%
**89
99%
Hodgdon H4350
<<locked>>
96%
56753
89%
**20
99%
[Hodgdon H4831]*
<<locked>>
97%
44338
69%
**23
93%
Hodgdon H4831 SC
<<locked>>
97%
50473
79%
**48
95%
Hodgdon Hybrid 100V
<<locked>>
96%
57000
89%
**36
100%
Hodgdon LVR
<<locked>>
91%
56550
89%
**69
100%
Hodgdon Superperformance
<<locked>>
91%
57334
90%
**25
99%
Hodgdon VARGET
<<locked>>
88%
57159
90%
**14
100%
Hodgdon TrailBoss
<<locked>>
96%
34142
54%
**19
100%
IMR 3031
<<locked>>
84%
57130
90%
**87
100%
IMR 4064
<<locked>>
88%
57421
90%
**10
100%
IMR 4166 Enduron
<<locked>>
89%
56840
89%
**87
99%
IMR 4350
<<locked>>
94%
56797
89%
**30
99%
IMR 4451 Enduron
<<locked>>
90%
57232
90%
**17
99%
IMR 4831
<<locked>>
97%
54201
85%
**14
100%
IMR 4895
<<locked>>
84%
57174
90%
**53
100%
IMR 4955 Enduron
<<locked>>
97%
50183
79%
**05
95%
IMR 7828 SSC
<<locked>>
97%
49734
78%
**04
95%
Lovex S062
<<locked>>
86%
56898
89%
**87
100%
Lovex S065
<<locked>>
92%
57029
89%
**17
100%
Lovex S070
<<locked>>
93%
56753
89%
**23
99%
Lovex S071
<<locked>>
97%
38334
60%
**92
96%
Norma 203B
<<locked>>
86%
57421
90%
**40
100%
Norma 204
<<locked>>
94%
57246
90%
**73
98%
Norma MRP
<<locked>>
97%
50372
79%
**53
98%
Norma URP
<<locked>>
94%
56594
89%
**63
100%
Ramshot Big Game
<<locked>>
85%
57406
90%
**50
100%
Ramshot Hunter 👍
<<locked>>
94%
56739
89%
**79
100%
Ramshot Magnum
<<locked>>
97%
45556
71%
**05
96%
ReloadSwiss RS 14
<<locked>>
96%
34751
54%
**62
100%
ReloadSwiss RS 50
<<locked>>
86%
57000
89%
**14
99%
ReloadSwiss RS 52
<<locked>>
85%
57101
89%
**43
100%
ReloadSwiss RS 60
<<locked>>
91%
56869
89%
**38
100%
ReloadSwiss RS 62 👍
<<locked>>
93%
56942
89%
**96
100%
ReloadSwiss RS 70 👍
<<locked>>
94%
57174
90%
**51
100%
[ReloadSwiss RS 76]*
<<locked>>
97%
36985
58%
**71
94%
Rottweil R 902
<<locked>>
85%
57246
90%
**77
100%
Rottweil R 903
<<locked>>
89%
57363
90%
**23
100%
Rottweil R 904
<<locked>>
97%
56231
88%
**17
97%
Rottweil R 905
<<locked>>
97%
52069
82%
**10
97%
Rottweil R 907
<<locked>>
91%
57159
90%
**14
99%
SNPE Vectan SP 11
<<locked>>
87%
56840
89%
**43
100%
SNPE Vectan Tubal 5000
<<locked>>
88%
56898
89%
**76
100%
SNPE Vectan Tubal 7000
<<locked>>
92%
57276
90%
**64
99%
Shooters World Long Rifle
<<locked>>
92%
57029
89%
**17
100%
Shooters World Precision
<<locked>>
86%
56898
89%
**87
100%
Somchem S355
<<locked>>
89%
57043
89%
**10
100%
Somchem S361
<<locked>>
96%
56942
89%
**87
96%
Somchem S365
<<locked>>
96%
56521
89%
**76
100%
Somchem S385
<<locked>>
97%
52678
83%
**84
98%
Vihtavuori N133
<<locked>>
85%
57363
90%
**79
100%
Vihtavuori N135
<<locked>>
90%
56782
89%
**25
100%
Vihtavuori N140
<<locked>>
85%
57188
90%
**41
100%
Vihtavuori N150
<<locked>>
94%
56971
89%
**68
100%
Vihtavuori N160
<<locked>>
91%
56724
89%
**23
100%
Vihtavuori N165
<<locked>>
97%
44092
69%
**04
96%
Vihtavuori N540
<<locked>>
85%
56724
89%
**64
100%
Vihtavuori N550 👍
<<locked>>
91%
57159
90%
**73
100%
Vihtavuori N555
<<locked>>
97%
49124
77%
**77
100%
[Vihtavuori N560]*
<<locked>>
97%
47819
75%
**87
94%
Winchester 6.5 StaBALL
<<locked>>
92%
56637
89%
**91
100%
Winchester 760
<<locked>>
89%
56768
89%
**89
99%
Winchester StaBALL HD
<<locked>>
97%
38856
61%
**28
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
46398
73%
**27
100%
[ADI AR 2209]*
<<locked>>
83%
34055
53%
**97
90%
[ADI AR 2213]*
<<locked>>
90%
37768
59%
**15
90%
Accurate 2700
<<locked>>
81%
44324
69%
**35
96%
[Accurate 3100]*
<<locked>>
82%
26832
42%
**84
90%
Accurate 4064
<<locked>>
81%
48095
75%
**43
100%
Accurate 4350
<<locked>>
81%
36274
57%
**62
97%
Alliant Reloder- TS 15.5
<<locked>>
81%
46412
73%
**36
100%
Alliant Reloder-15
<<locked>>
81%
49879
78%
**22
100%
Alliant Reloder-16
<<locked>>
81%
36056
56%
**92
97%
Alliant Reloder-17
<<locked>>
81%
41075
64%
**33
100%
[Alliant Reloder-19]*
<<locked>>
83%
33228
52%
**84
90%
[Alliant Reloder-22]*
<<locked>>
87%
33272
52%
**23
90%
[Alliant Reloder-23]*
<<locked>>
81%
25817
40%
**03
94%
[Alliant Reloder-25]*
<<locked>>
87%
27267
43%
**46
90%
[Alliant Reloder-26]*
<<locked>>
81%
27412
43%
**95
92%
Hodgdon CFE223
<<locked>>
81%
49603
78%
**45
100%
Hodgdon H380
<<locked>>
81%
47384
74%
**69
99%
Hodgdon H414
<<locked>>
81%
42583
67%
**20
96%
[Hodgdon H4350]*
<<locked>>
81%
35041
55%
**77
93%
[Hodgdon H4831]*
<<locked>>
93%
39015
61%
**05
90%
[Hodgdon H4831 SC]*
<<locked>>
89%
39015
61%
**05
90%
Hodgdon Hybrid 100V
<<locked>>
81%
33388
52%
**80
98%
Hodgdon LVR
<<locked>>
81%
39769
62%
**41
97%
[Hodgdon Superperformance]*
<<locked>>
81%
38116
60%
**44
94%
Hodgdon VARGET
<<locked>>
81%
46108
72%
**13
100%
Hodgdon TrailBoss
<<locked>>
81%
27151
43%
**59
100%
IMR 3031
<<locked>>
81%
51039
80%
**99
100%
IMR 4064
<<locked>>
81%
45440
71%
**00
100%
IMR 4166 Enduron
<<locked>>
81%
44483
70%
**58
97%
[IMR 4350]*
<<locked>>
81%
36738
58%
**20
94%
IMR 4451 Enduron
<<locked>>
81%
42859
67%
**48
96%
IMR 4831
<<locked>>
81%
31575
49%
**31
95%
IMR 4895
<<locked>>
81%
51256
80%
**51
100%
[IMR 4955 Enduron]*
<<locked>>
88%
37347
59%
**30
90%
[IMR 7828 SSC]*
<<locked>>
89%
37811
59%
**28
90%
Lovex S062
<<locked>>
81%
48733
76%
**53
100%
Lovex S065
<<locked>>
81%
39943
63%
**89
97%
Lovex S070
<<locked>>
81%
37884
59%
**49
95%
[Lovex S071]*
<<locked>>
86%
26672
42%
**77
90%
Norma 203B
<<locked>>
81%
49153
77%
**05
100%
[Norma 204]*
<<locked>>
81%
36390
57%
**49
92%
[Norma MRP]*
<<locked>>
83%
30342
48%
**61
90%
Norma URP
<<locked>>
81%
36593
57%
**69
97%
Ramshot Big Game
<<locked>>
81%
49995
78%
**31
100%
Ramshot Hunter
<<locked>>
81%
35752
56%
**62
95%
[Ramshot Magnum]*
<<locked>>
88%
32460
51%
**71
90%
ReloadSwiss RS 14
<<locked>>
81%
27760
43%
**04
100%
ReloadSwiss RS 50
<<locked>>
81%
47413
74%
**49
98%
ReloadSwiss RS 52
<<locked>>
81%
49356
77%
**25
100%
ReloadSwiss RS 60
<<locked>>
81%
39784
62%
**20
100%
ReloadSwiss RS 62
<<locked>>
81%
36506
57%
**99
97%
ReloadSwiss RS 70
<<locked>>
81%
35795
56%
**99
96%
[ReloadSwiss RS 76]*
<<locked>>
93%
32547
51%
**26
90%
Rottweil R 902
<<locked>>
81%
50546
79%
**76
100%
Rottweil R 903
<<locked>>
81%
43540
68%
**84
100%
[Rottweil R 904]*
<<locked>>
84%
35998
56%
**00
90%
[Rottweil R 905]*
<<locked>>
83%
32735
51%
**67
90%
Rottweil R 907
<<locked>>
81%
41147
64%
**08
95%
SNPE Vectan SP 11
<<locked>>
81%
45643
72%
**59
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
45556
71%
**08
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
39247
62%
**26
95%
Shooters World Long Rifle
<<locked>>
81%
39943
63%
**89
97%
Shooters World Precision
<<locked>>
81%
48733
76%
**53
100%
Somchem S355
<<locked>>
81%
44425
70%
**90
100%
[Somchem S361]*
<<locked>>
85%
38189
60%
**26
90%
Somchem S365
<<locked>>
81%
32779
51%
**23
99%
[Somchem S385]*
<<locked>>
81%
30400
48%
**75
90%
Vihtavuori N133
<<locked>>
81%
51387
81%
**97
100%
Vihtavuori N135
<<locked>>
81%
43033
67%
**02
100%
Vihtavuori N140
<<locked>>
81%
50401
79%
**33
100%
Vihtavuori N150
<<locked>>
81%
37594
59%
**20
100%
Vihtavuori N160
<<locked>>
81%
39798
62%
**15
98%
[Vihtavuori N165]*
<<locked>>
87%
31357
49%
**98
90%
Vihtavuori N540
<<locked>>
81%
50270
79%
**59
100%
Vihtavuori N550
<<locked>>
81%
40451
63%
**58
98%
[Vihtavuori N555]*
<<locked>>
81%
28050
44%
**72
94%
[Vihtavuori N560]*
<<locked>>
91%
38159
60%
**61
90%
Winchester 6.5 StaBALL
<<locked>>
81%
37753
59%
**53
99%
Winchester 760
<<locked>>
81%
42583
67%
**20
96%
[Winchester StaBALL HD]*
<<locked>>
81%
22582
35%
**25
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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