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Load data for .270 Weath. Mag. + .277 | 130gr | Sierra SPT Pro-Hunter

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Recommended Powder(s): Alliant Reloder-26, IMR 4831, Ramshot Hunter, Vihtavuori N555, Winchester StaBALL HD

.270 Weath. Mag. + .277 | 130gr | Sierra SPT Pro-Hunter

Load Specifications

Bullet:
.277 | 130gr | Sierra SPT Pro-Hunter
Manufacturer SKU:
1830
Bullet Weight:
130gr | 8.4g
Bullet Diameter:
0.277" | 7.04mm
Bullet Length:
1.070" | 27.2mm
Caliber:
.270 Weath. Mag. load data
Case Length (l3):
2.549" | 64.7mm
Cartridge Length (C.O.L.):
3.246" | 82.4mm
Seated Depth:
0.373" | 9.5mm
Shank Seated Depth:
0.373" | 9.5mm
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_B5825_C270
Last updated:
2025-01-01

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

Load data for 142 loads in caliber .270 Weath. Mag. with .277 | 130gr | Sierra SPT Pro-Hunter bullet and 71 powders such as Alliant Reloder-26, IMR 4831, Ramshot Hunter, 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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    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%
57348
90%
**54
100%
ADI AR 2209
<<locked>>
94%
56840
89%
**46
99%
ADI AR 2213
<<locked>>
97%
56173
88%
**59
97%
[ADI AR 2217]*
<<locked>>
97%
40727
64%
**28
93%
[ADI AR 2225]*
<<locked>>
97%
36013
56%
**66
94%
Accurate 2700
<<locked>>
85%
57014
89%
**15
99%
Accurate 3100
<<locked>>
97%
55463
87%
**58
100%
Accurate 4350
<<locked>>
89%
57217
90%
**04
100%
Accurate MAGPRO
<<locked>>
97%
54636
86%
**40
95%
Alliant Reloder- TS 15.5
<<locked>>
83%
56927
89%
**58
100%
Alliant Reloder-16
<<locked>>
91%
57290
90%
**63
100%
Alliant Reloder-17
<<locked>>
86%
56768
89%
**53
100%
Alliant Reloder-19
<<locked>>
95%
56927
89%
**33
99%
Alliant Reloder-22
<<locked>>
97%
55579
87%
**59
99%
Alliant Reloder-23
<<locked>>
97%
52214
82%
**71
100%
Alliant Reloder-25
<<locked>>
97%
45484
71%
**95
99%
Alliant Reloder-26 👍
<<locked>>
95%
56884
89%
**32
100%
[Hodgdon H1000]*
<<locked>>
97%
40727
64%
**28
93%
Hodgdon H414
<<locked>>
85%
57290
90%
**33
100%
Hodgdon H4350
<<locked>>
92%
57159
90%
**77
99%
Hodgdon H4831
<<locked>>
97%
51488
81%
**18
96%
Hodgdon H4831 SC
<<locked>>
96%
57029
89%
**10
97%
Hodgdon Hybrid 100V
<<locked>>
92%
57217
90%
**71
100%
Hodgdon LVR
<<locked>>
88%
57305
90%
**17
100%
[Hodgdon Retumbo]*
<<locked>>
97%
36013
56%
**66
94%
Hodgdon Superperformance
<<locked>>
87%
56608
89%
**56
99%
Hodgdon VARGET
<<locked>>
84%
57072
89%
**54
100%
Hodgdon TrailBoss
<<locked>>
96%
35041
55%
**16
100%
IMR 4064
<<locked>>
84%
56666
89%
**38
100%
IMR 4166 Enduron
<<locked>>
85%
56826
89%
**45
99%
IMR 4350
<<locked>>
90%
56695
89%
**74
99%
IMR 4451 Enduron
<<locked>>
86%
57087
89%
**68
99%
IMR 4831 👍
<<locked>>
94%
56826
89%
**91
100%
IMR 4955 Enduron
<<locked>>
97%
56652
89%
**68
97%
IMR 7828 SSC
<<locked>>
97%
57276
90%
**92
98%
Lovex S065
<<locked>>
88%
57116
89%
**61
100%
Lovex S070
<<locked>>
89%
56739
89%
**77
100%
Lovex S071
<<locked>>
97%
46311
73%
**97
99%
Norma 204
<<locked>>
90%
57174
90%
**20
98%
Norma MRP
<<locked>>
96%
56695
89%
**09
100%
Norma URP
<<locked>>
90%
57392
90%
**20
100%
Ramshot Hunter 👍
<<locked>>
90%
57203
90%
**30
100%
Ramshot Magnum
<<locked>>
97%
53708
84%
**10
99%
ReloadSwiss RS 14
<<locked>>
96%
35853
56%
**59
100%
ReloadSwiss RS 60
<<locked>>
87%
57319
90%
**86
100%
ReloadSwiss RS 62
<<locked>>
89%
56724
89%
**23
100%
ReloadSwiss RS 70
<<locked>>
90%
57087
89%
**92
100%
ReloadSwiss RS 76
<<locked>>
97%
44338
69%
**22
98%
Rottweil R 903
<<locked>>
84%
57000
89%
**58
100%
Rottweil R 904
<<locked>>
93%
56956
89%
**87
98%
Rottweil R 905
<<locked>>
95%
57261
90%
**40
99%
Rottweil R 907
<<locked>>
87%
57043
89%
**61
99%
SNPE Vectan SP 11
<<locked>>
84%
57421
90%
**04
100%
SNPE Vectan Tubal 5000
<<locked>>
84%
56695
89%
**23
100%
SNPE Vectan Tubal 7000
<<locked>>
88%
57377
90%
**15
99%
Shooters World Long Rifle
<<locked>>
88%
57116
89%
**61
100%
Somchem S355
<<locked>>
85%
56739
89%
**51
100%
Somchem S361
<<locked>>
92%
56927
89%
**45
97%
Somchem S365
<<locked>>
92%
56884
89%
**17
100%
Somchem S385
<<locked>>
95%
57363
90%
**04
99%
Vihtavuori N135
<<locked>>
86%
57145
90%
**66
100%
Vihtavuori N150
<<locked>>
90%
57203
90%
**09
100%
Vihtavuori N160
<<locked>>
87%
56623
89%
**71
100%
Vihtavuori N165
<<locked>>
97%
51474
81%
**89
98%
Vihtavuori N550
<<locked>>
87%
57145
90%
**14
100%
Vihtavuori N555 👍
<<locked>>
96%
57348
90%
**43
100%
Vihtavuori N560
<<locked>>
97%
55666
87%
**73
97%
Vihtavuori N565
<<locked>>
97%
47369
74%
**92
95%
Winchester 6.5 StaBALL
<<locked>>
89%
57072
89%
**45
100%
Winchester 760
<<locked>>
85%
57290
90%
**33
100%
Winchester StaBALL HD 👍
<<locked>>
97%
48472
76%
**36
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
51953
81%
**63
100%
[ADI AR 2209]*
<<locked>>
81%
36593
57%
**20
93%
[ADI AR 2213]*
<<locked>>
84%
36013
56%
**17
90%
[ADI AR 2217]*
<<locked>>
93%
35839
56%
**00
90%
[ADI AR 2225]*
<<locked>>
91%
30023
47%
**75
90%
Accurate 2700
<<locked>>
81%
50270
79%
**04
98%
[Accurate 3100]*
<<locked>>
81%
32184
50%
**75
94%
Accurate 4350
<<locked>>
81%
43526
68%
**64
99%
[Accurate MAGPRO]*
<<locked>>
88%
40161
63%
**41
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
53026
83%
**95
100%
Alliant Reloder-16
<<locked>>
81%
42003
66%
**81
99%
Alliant Reloder-17
<<locked>>
81%
48138
75%
**15
100%
[Alliant Reloder-19]*
<<locked>>
81%
36434
57%
**10
93%
[Alliant Reloder-22]*
<<locked>>
81%
32242
51%
**35
91%
Alliant Reloder-23
<<locked>>
81%
30966
49%
**08
98%
[Alliant Reloder-25]*
<<locked>>
81%
27122
42%
**90
91%
Alliant Reloder-26
<<locked>>
81%
33576
53%
**36
96%
[Hodgdon H1000]*
<<locked>>
93%
35839
56%
**00
90%
Hodgdon H414
<<locked>>
81%
49603
78%
**95
99%
Hodgdon H4350
<<locked>>
81%
40147
63%
**53
96%
[Hodgdon H4831]*
<<locked>>
86%
36651
57%
**00
90%
[Hodgdon H4831 SC]*
<<locked>>
83%
36651
57%
**00
90%
Hodgdon Hybrid 100V
<<locked>>
81%
39320
62%
**62
100%
Hodgdon LVR
<<locked>>
81%
46079
72%
**23
99%
[Hodgdon Retumbo]*
<<locked>>
91%
30023
47%
**75
90%
Hodgdon Superperformance
<<locked>>
81%
44570
70%
**36
97%
Hodgdon VARGET
<<locked>>
81%
51677
81%
**63
100%
Hodgdon TrailBoss
<<locked>>
81%
27876
44%
**49
100%
IMR 4064
<<locked>>
81%
51227
80%
**49
100%
IMR 4166 Enduron
<<locked>>
81%
50227
79%
**27
99%
IMR 4350
<<locked>>
81%
42163
66%
**02
96%
IMR 4451 Enduron
<<locked>>
81%
48457
76%
**13
98%
IMR 4831
<<locked>>
81%
37898
59%
**30
98%
[IMR 4955 Enduron]*
<<locked>>
82%
35549
56%
**35
90%
[IMR 7828 SSC]*
<<locked>>
83%
35781
56%
**26
90%
Lovex S065
<<locked>>
81%
45730
72%
**58
99%
Lovex S070
<<locked>>
81%
44063
69%
**35
98%
[Lovex S071]*
<<locked>>
81%
27586
43%
**38
92%
Norma 204
<<locked>>
81%
41974
66%
**35
95%
[Norma MRP]*
<<locked>>
81%
33489
52%
**03
93%
Norma URP
<<locked>>
81%
42859
67%
**54
99%
Ramshot Hunter
<<locked>>
81%
41756
65%
**41
98%
[Ramshot Magnum]*
<<locked>>
81%
30197
47%
**62
90%
ReloadSwiss RS 14
<<locked>>
81%
28587
45%
**95
100%
ReloadSwiss RS 60
<<locked>>
81%
46499
73%
**05
100%
ReloadSwiss RS 62
<<locked>>
81%
43424
68%
**87
99%
ReloadSwiss RS 70
<<locked>>
81%
41742
65%
**94
99%
[ReloadSwiss RS 76]*
<<locked>>
86%
30589
48%
**28
90%
Rottweil R 903
<<locked>>
81%
50792
80%
**53
100%
[Rottweil R 904]*
<<locked>>
81%
37927
59%
**07
92%
[Rottweil R 905]*
<<locked>>
81%
35505
56%
**94
93%
Rottweil R 907
<<locked>>
81%
46862
73%
**77
98%
SNPE Vectan SP 11
<<locked>>
81%
52156
82%
**12
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
51198
80%
**44
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
44933
70%
**02
98%
Shooters World Long Rifle
<<locked>>
81%
45730
72%
**58
99%
Somchem S355
<<locked>>
81%
50662
79%
**53
100%
[Somchem S361]*
<<locked>>
81%
38566
60%
**84
91%
Somchem S365
<<locked>>
81%
39450
62%
**15
100%
[Somchem S385]*
<<locked>>
81%
36245
57%
**77
94%
Vihtavuori N135
<<locked>>
81%
49356
77%
**44
100%
Vihtavuori N150
<<locked>>
81%
43410
68%
**89
100%
Vihtavuori N160
<<locked>>
81%
46354
73%
**90
100%
[Vihtavuori N165]*
<<locked>>
81%
30342
48%
**16
91%
Vihtavuori N550
<<locked>>
81%
46746
73%
**33
100%
Vihtavuori N555
<<locked>>
81%
34679
54%
**00
98%
[Vihtavuori N560]*
<<locked>>
84%
36376
57%
**62
90%
[Vihtavuori N565]*
<<locked>>
89%
35650
56%
**33
90%
Winchester 6.5 StaBALL
<<locked>>
81%
43497
68%
**18
100%
Winchester 760
<<locked>>
81%
49603
78%
**95
99%
Winchester StaBALL HD
<<locked>>
81%
25411
40%
**85
97%

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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