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Load data for .270 Weath. Mag. + .277 | 130gr | Swift Scirocco

Recommended Powder(s): Alliant Reloder-26, Ramshot Hunter, ReloadSwiss RS 70, Vihtavuori N555, Winchester StaBALL HD

.270 Weath. Mag. + .277 | 130gr | Swift Scirocco

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.277 | 130gr | Swift Scirocco
Bullet Weight:
130gr | 8.4g
Bullet Diameter:
0.277" | 7.04mm
Bullet Length:
1.315" | 33.4mm
Caliber:
.270 Weath. Mag. load data
Case Length (l3):
2.549" | 64.7mm
Cartridge Length (C.O.L.):
3.246" | 82.4mm
Seated Depth:
0.618" | 15.7mm
Shank Seated Depth:
0.518" | 13.2mm
Case Capacity:
82.0 Grains of Water | 5.32 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B10835_C270
Last updated:
2025-02-02
Recommended Twist Rate:
1:10 - 1:8

Load data for 142 loads in caliber .270 Weath. Mag. with .277 | 130gr | Swift Scirocco bullet and 71 powders such as Alliant Reloder-26, Ramshot Hunter, ReloadSwiss RS 70, 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".

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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>>
85%
57392
90%
**51
100%
ADI AR 2209
<<locked>>
96%
57421
90%
**33
98%
ADI AR 2213
<<locked>>
97%
53272
83%
**97
96%
[ADI AR 2225]*
<<locked>>
97%
34418
54%
**13
93%
Accurate 2700
<<locked>>
86%
57246
90%
**02
99%
Accurate 3100
<<locked>>
97%
52808
83%
**05
99%
Accurate 4350
<<locked>>
90%
56652
89%
**97
100%
[Accurate MAGPRO]*
<<locked>>
97%
51503
81%
**77
94%
Alliant Reloder- TS 15.5
<<locked>>
84%
56869
89%
**45
100%
Alliant Reloder-16
<<locked>>
92%
57000
89%
**46
100%
Alliant Reloder-17
<<locked>>
87%
56434
88%
**43
100%
Alliant Reloder-19
<<locked>>
96%
56826
89%
**20
98%
Alliant Reloder-22
<<locked>>
97%
52765
83%
**94
98%
Alliant Reloder-23
<<locked>>
97%
50299
79%
**38
100%
Alliant Reloder-25
<<locked>>
97%
43279
68%
**36
99%
Alliant Reloder-26 👍
<<locked>>
96%
56681
89%
**15
100%
Hodgdon H380
<<locked>>
84%
57101
89%
**61
100%
Hodgdon H414
<<locked>>
86%
56753
89%
**17
99%
Hodgdon H4350
<<locked>>
93%
56913
89%
**64
99%
Hodgdon H4831
<<locked>>
97%
49110
77%
**56
95%
Hodgdon H4831 SC
<<locked>>
97%
55927
88%
**81
96%
Hodgdon Hybrid 100V
<<locked>>
93%
56579
89%
**58
100%
Hodgdon LVR
<<locked>>
88%
56695
89%
**00
100%
[Hodgdon Retumbo]*
<<locked>>
97%
34418
54%
**13
93%
Hodgdon Superperformance
<<locked>>
89%
57348
90%
**56
99%
Hodgdon VARGET
<<locked>>
85%
57116
89%
**38
100%
Hodgdon TrailBoss
<<locked>>
96%
34780
55%
**90
100%
IMR 4064
<<locked>>
85%
56681
89%
**28
100%
IMR 4166 Enduron
<<locked>>
86%
57101
89%
**28
99%
IMR 4350
<<locked>>
92%
57261
90%
**64
99%
IMR 4451 Enduron
<<locked>>
87%
57217
90%
**58
99%
IMR 4831
<<locked>>
95%
57406
90%
**94
100%
IMR 4955 Enduron
<<locked>>
97%
54230
85%
**22
96%
IMR 7828 SSC
<<locked>>
97%
54505
85%
**27
97%
Lovex S065
<<locked>>
89%
56768
89%
**45
100%
Lovex S070
<<locked>>
90%
57145
90%
**71
99%
Lovex S071
<<locked>>
97%
44483
70%
**61
98%
Norma 204
<<locked>>
91%
57246
90%
**14
98%
Norma MRP
<<locked>>
97%
56275
88%
**82
99%
Norma URP
<<locked>>
91%
56898
89%
**07
100%
Ramshot Hunter 👍
<<locked>>
92%
57363
90%
**30
100%
Ramshot Magnum
<<locked>>
97%
51039
80%
**48
98%
ReloadSwiss RS 14
<<locked>>
97%
35984
56%
**46
100%
ReloadSwiss RS 50
<<locked>>
84%
56971
89%
**54
100%
ReloadSwiss RS 60
<<locked>>
88%
56927
89%
**76
100%
ReloadSwiss RS 62
<<locked>>
90%
57145
90%
**27
100%
ReloadSwiss RS 70 👍
<<locked>>
91%
57072
89%
**79
100%
ReloadSwiss RS 76
<<locked>>
97%
42119
66%
**59
97%
Rottweil R 903
<<locked>>
86%
57145
90%
**45
100%
Rottweil R 904
<<locked>>
95%
56768
89%
**64
97%
Rottweil R 905
<<locked>>
96%
57159
90%
**27
98%
Rottweil R 907
<<locked>>
88%
56507
89%
**35
99%
SNPE Vectan SP 11
<<locked>>
85%
57174
90%
**84
100%
SNPE Vectan Tubal 5000
<<locked>>
85%
56782
89%
**10
100%
SNPE Vectan Tubal 7000
<<locked>>
89%
56666
89%
**95
99%
Shooters World Long Rifle
<<locked>>
89%
56768
89%
**45
100%
Somchem S355
<<locked>>
86%
56898
89%
**45
100%
Somchem S361
<<locked>>
94%
56826
89%
**35
97%
Somchem S365
<<locked>>
93%
57217
90%
**20
100%
Somchem S385
<<locked>>
96%
56869
89%
**91
99%
Vihtavuori N135
<<locked>>
87%
56666
89%
**46
100%
Vihtavuori N150
<<locked>>
91%
57130
90%
**05
100%
Vihtavuori N160
<<locked>>
88%
56623
89%
**61
100%
Vihtavuori N165
<<locked>>
97%
49182
77%
**36
97%
Vihtavuori N550
<<locked>>
88%
57174
90%
**04
100%
Vihtavuori N555 👍
<<locked>>
97%
55376
87%
**10
100%
Vihtavuori N560
<<locked>>
97%
52605
82%
**14
96%
[Vihtavuori N565]*
<<locked>>
97%
44730
70%
**36
94%
Winchester 6.5 StaBALL
<<locked>>
90%
57058
89%
**35
100%
Winchester 760
<<locked>>
86%
56753
89%
**17
99%
Winchester StaBALL HD 👍
<<locked>>
97%
45687
72%
**97
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
50372
79%
**30
100%
[ADI AR 2209]*
<<locked>>
81%
35462
56%
**74
92%
[ADI AR 2213]*
<<locked>>
85%
36405
57%
**23
90%
[ADI AR 2225]*
<<locked>>
93%
30806
48%
**92
90%
Accurate 2700
<<locked>>
81%
48820
76%
**58
98%
[Accurate 3100]*
<<locked>>
81%
30980
49%
**43
94%
Accurate 4350
<<locked>>
81%
42003
66%
**31
99%
[Accurate MAGPRO]*
<<locked>>
90%
40901
64%
**58
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
51314
80%
**63
100%
Alliant Reloder-16
<<locked>>
81%
40089
63%
**31
99%
Alliant Reloder-17
<<locked>>
81%
46195
72%
**69
100%
[Alliant Reloder-19]*
<<locked>>
81%
35273
55%
**74
92%
[Alliant Reloder-22]*
<<locked>>
82%
31807
50%
**21
90%
Alliant Reloder-23
<<locked>>
81%
29849
47%
**72
97%
[Alliant Reloder-25]*
<<locked>>
82%
26774
42%
**61
90%
Alliant Reloder-26
<<locked>>
81%
32097
50%
**84
95%
Hodgdon H380
<<locked>>
81%
52257
82%
**89
100%
Hodgdon H414
<<locked>>
81%
47543
75%
**56
98%
Hodgdon H4350
<<locked>>
81%
38928
61%
**17
95%
[Hodgdon H4831]*
<<locked>>
88%
37420
59%
**00
90%
[Hodgdon H4831 SC]*
<<locked>>
85%
37623
59%
**03
90%
Hodgdon Hybrid 100V
<<locked>>
81%
37811
59%
**13
99%
Hodgdon LVR
<<locked>>
81%
44614
70%
**81
99%
[Hodgdon Retumbo]*
<<locked>>
93%
30806
48%
**92
90%
Hodgdon Superperformance
<<locked>>
81%
42772
67%
**81
96%
Hodgdon VARGET
<<locked>>
81%
50111
79%
**27
100%
Hodgdon TrailBoss
<<locked>>
81%
27992
44%
**36
100%
IMR 4064
<<locked>>
81%
49705
78%
**13
100%
IMR 4166 Enduron
<<locked>>
81%
48733
76%
**84
98%
IMR 4350
<<locked>>
81%
40886
64%
**56
96%
IMR 4451 Enduron
<<locked>>
81%
46659
73%
**61
98%
IMR 4831
<<locked>>
81%
36448
57%
**90
98%
[IMR 4955 Enduron]*
<<locked>>
84%
36709
58%
**44
90%
[IMR 7828 SSC]*
<<locked>>
85%
36724
58%
**43
90%
Lovex S065
<<locked>>
81%
44324
69%
**12
98%
Lovex S070
<<locked>>
81%
42728
67%
**02
97%
[Lovex S071]*
<<locked>>
81%
26469
41%
**02
91%
[Norma 204]*
<<locked>>
81%
40495
63%
**79
94%
[Norma MRP]*
<<locked>>
81%
32358
51%
**54
92%
Norma URP
<<locked>>
81%
41350
65%
**18
99%
Ramshot Hunter
<<locked>>
81%
40089
63%
**99
97%
[Ramshot Magnum]*
<<locked>>
83%
30908
48%
**72
90%
ReloadSwiss RS 14
<<locked>>
81%
28485
45%
**75
100%
ReloadSwiss RS 50
<<locked>>
81%
52344
82%
**69
99%
ReloadSwiss RS 60
<<locked>>
81%
44585
70%
**56
100%
ReloadSwiss RS 62
<<locked>>
81%
41437
65%
**35
99%
ReloadSwiss RS 70
<<locked>>
81%
40321
63%
**58
98%
[ReloadSwiss RS 76]*
<<locked>>
88%
31270
49%
**31
90%
Rottweil R 903
<<locked>>
81%
49211
77%
**23
100%
[Rottweil R 904]*
<<locked>>
81%
36695
57%
**57
91%
[Rottweil R 905]*
<<locked>>
81%
34185
54%
**44
92%
Rottweil R 907
<<locked>>
81%
45484
71%
**41
97%
SNPE Vectan SP 11
<<locked>>
81%
50314
79%
**76
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
49647
78%
**02
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
43337
68%
**56
97%
Shooters World Long Rifle
<<locked>>
81%
44324
69%
**12
98%
Somchem S355
<<locked>>
81%
49066
77%
**10
100%
[Somchem S361]*
<<locked>>
81%
37420
59%
**51
90%
Somchem S365
<<locked>>
81%
37826
59%
**69
100%
[Somchem S385]*
<<locked>>
81%
34751
54%
**41
93%
Vihtavuori N135
<<locked>>
81%
47892
75%
**15
100%
Vihtavuori N150
<<locked>>
81%
42221
66%
**53
100%
Vihtavuori N160
<<locked>>
81%
44527
70%
**48
99%
[Vihtavuori N165]*
<<locked>>
82%
30269
47%
**00
90%
Vihtavuori N550
<<locked>>
81%
45179
71%
**97
99%
Vihtavuori N555
<<locked>>
81%
33272
52%
**54
97%
[Vihtavuori N560]*
<<locked>>
86%
37173
58%
**69
90%
[Vihtavuori N565]*
<<locked>>
90%
35969
56%
**36
90%
Winchester 6.5 StaBALL
<<locked>>
81%
41713
65%
**76
100%
Winchester 760
<<locked>>
81%
47543
75%
**56
98%
Winchester StaBALL HD
<<locked>>
81%
23699
37%
**36
96%

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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