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Load data for .270 Weath. Mag. + .277 | 140gr | Frontier BTSP

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Recommended Powder(s): Alliant Reloder-26, Norma 204, Ramshot Hunter, Vihtavuori N555, Winchester StaBALL HD

.270 Weath. Mag. + .277 | 140gr | Frontier BTSP

Load Specifications

Bullet:
.277 | 140gr | Frontier BTSP
Bullet Weight:
140gr | 9.1g
Bullet Diameter:
0.277" | 7.04mm
Bullet Length:
1.470" | 37.3mm
Caliber:
.270 Weath. Mag.
Case Length (l3):
2.549" | 64.7mm
Cartridge Length (C.O.L.):
3.246" | 82.4mm
Seated Depth:
0.773" | 19.6mm
Shank Seated Depth:
0.592" | 15.0mm
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_B10464_C270
Recommended Twist Rate:
1:8 - 1:7

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

Load data for 148 loads in caliber .270 Weath. Mag. with .277 | 140gr | Frontier BTSP bullet and 74 powders such as Alliant Reloder-26, Norma 204, 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%
**46
100%
ADI AR 2209
<<locked>>
95%
56710
89%
**22
99%
ADI AR 2213
<<locked>>
97%
54810
86%
**28
97%
[ADI AR 2217]*
<<locked>>
97%
39682
62%
**10
93%
ADI AR 2225
<<locked>>
97%
35505
56%
**64
95%
Accurate 2700
<<locked>>
85%
57014
89%
**00
99%
Accurate 3100
<<locked>>
97%
53722
84%
**33
100%
Accurate 4350
<<locked>>
90%
57261
90%
**02
100%
Accurate MAGPRO
<<locked>>
97%
52939
83%
**05
95%
Alliant Reloder- TS 15.5
<<locked>>
84%
57246
90%
**49
100%
Alliant Reloder-16
<<locked>>
91%
57377
90%
**45
100%
Alliant Reloder-17
<<locked>>
86%
56652
89%
**38
100%
Alliant Reloder-19
<<locked>>
95%
56942
89%
**28
99%
Alliant Reloder-22
<<locked>>
97%
54128
85%
**18
99%
Alliant Reloder-23
<<locked>>
97%
51227
80%
**46
100%
Alliant Reloder-25
<<locked>>
97%
44164
69%
**74
99%
Alliant Reloder-26 👍
<<locked>>
96%
56608
89%
**17
100%
[Hodgdon H1000]*
<<locked>>
97%
39682
62%
**10
93%
Hodgdon H380
<<locked>>
83%
57276
90%
**69
100%
Hodgdon H414
<<locked>>
86%
56855
89%
**18
100%
Hodgdon H4350
<<locked>>
92%
56637
89%
**63
99%
Hodgdon H4831
<<locked>>
97%
50589
79%
**94
96%
Hodgdon H4831 SC
<<locked>>
96%
56594
89%
**02
97%
Hodgdon Hybrid 100V
<<locked>>
93%
56942
89%
**56
100%
Hodgdon LVR
<<locked>>
88%
57334
90%
**09
100%
Hodgdon Retumbo
<<locked>>
97%
35505
56%
**64
95%
Hodgdon Superperformance
<<locked>>
88%
57246
90%
**54
100%
Hodgdon VARGET
<<locked>>
84%
56782
89%
**30
100%
Hodgdon TrailBoss
<<locked>>
96%
35085
55%
**18
100%
IMR 4064
<<locked>>
85%
57246
90%
**23
100%
IMR 4166 Enduron
<<locked>>
86%
57159
90%
**27
100%
IMR 4350
<<locked>>
91%
57130
90%
**66
99%
IMR 4451 Enduron
<<locked>>
87%
57116
90%
**49
100%
IMR 4831
<<locked>>
95%
57159
90%
**86
100%
IMR 4955 Enduron
<<locked>>
97%
55361
87%
**40
97%
IMR 7828 SSC
<<locked>>
97%
55608
87%
**54
98%
Lovex S065
<<locked>>
89%
57029
89%
**46
100%
Lovex S070
<<locked>>
90%
56666
89%
**59
100%
Lovex S071
<<locked>>
97%
45411
71%
**85
99%
Norma 204 👍
<<locked>>
90%
56434
88%
**02
99%
[Norma 217]*
<<locked>>
97%
31154
49%
**79
92%
Norma MRP
<<locked>>
96%
56579
89%
**97
100%
Norma URP
<<locked>>
90%
56710
89%
**95
100%
Ramshot Hunter 👍
<<locked>>
91%
57421
90%
**31
100%
Ramshot Magnum
<<locked>>
97%
52243
82%
**72
99%
ReloadSwiss RS 14
<<locked>>
96%
35578
56%
**60
100%
ReloadSwiss RS 50
<<locked>>
83%
57246
90%
**59
100%
ReloadSwiss RS 60
<<locked>>
87%
57261
90%
**64
100%
ReloadSwiss RS 62
<<locked>>
89%
57203
90%
**25
100%
ReloadSwiss RS 70
<<locked>>
90%
56869
89%
**71
100%
ReloadSwiss RS 76
<<locked>>
97%
43149
68%
**97
98%
Rottweil R 903
<<locked>>
85%
57421
90%
**49
100%
Rottweil R 904
<<locked>>
94%
56623
89%
**69
98%
Rottweil R 905
<<locked>>
96%
57246
90%
**35
99%
Rottweil R 907
<<locked>>
87%
56536
89%
**40
99%
SNPE Vectan SP 11
<<locked>>
84%
57014
89%
**76
100%
SNPE Vectan Tubal 5000
<<locked>>
85%
57319
90%
**12
100%
SNPE Vectan Tubal 7000
<<locked>>
89%
56637
89%
**00
100%
Shooters World Long Rifle
<<locked>>
89%
57029
89%
**46
100%
Somchem S355
<<locked>>
85%
57116
89%
**40
100%
Somchem S361
<<locked>>
93%
57363
90%
**43
97%
Somchem S365
<<locked>>
92%
57203
90%
**12
100%
Somchem S385
<<locked>>
95%
56695
89%
**86
99%
Vihtavuori N135
<<locked>>
86%
56956
89%
**48
100%
Vihtavuori N150
<<locked>>
90%
57305
90%
**00
100%
Vihtavuori N160
<<locked>>
88%
57377
90%
**63
100%
Vihtavuori N165
<<locked>>
97%
49980
78%
**64
98%
Vihtavuori N550
<<locked>>
87%
56811
89%
**92
100%
Vihtavuori N555 👍
<<locked>>
97%
57290
90%
**28
100%
Vihtavuori N560
<<locked>>
97%
53737
84%
**41
97%
Vihtavuori N565
<<locked>>
97%
45803
72%
**71
95%
Winchester 6.5 StaBALL
<<locked>>
89%
57203
90%
**30
100%
Winchester 760
<<locked>>
86%
56855
89%
**18
100%
Winchester StaBALL HD 👍
<<locked>>
97%
47398
74%
**15
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
51590
81%
**51
100%
[ADI AR 2209]*
<<locked>>
81%
35897
56%
**08
93%
[ADI AR 2213]*
<<locked>>
83%
34330
54%
**85
90%
[ADI AR 2217]*
<<locked>>
92%
34519
54%
**79
90%
[ADI AR 2225]*
<<locked>>
91%
29298
46%
**70
90%
Accurate 2700
<<locked>>
81%
49792
78%
**82
98%
Accurate 3100
<<locked>>
81%
31618
50%
**74
95%
Accurate 4350
<<locked>>
81%
42830
67%
**53
99%
[Accurate MAGPRO]*
<<locked>>
88%
38566
60%
**17
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
52199
82%
**71
100%
Alliant Reloder-16
<<locked>>
81%
41205
65%
**56
99%
Alliant Reloder-17
<<locked>>
81%
47398
74%
**90
100%
[Alliant Reloder-19]*
<<locked>>
81%
35882
56%
**02
93%
[Alliant Reloder-22]*
<<locked>>
81%
31720
50%
**36
91%
Alliant Reloder-23
<<locked>>
81%
30342
48%
**07
98%
[Alliant Reloder-25]*
<<locked>>
81%
26658
42%
**98
92%
Alliant Reloder-26
<<locked>>
81%
32967
52%
**35
97%
[Hodgdon H1000]*
<<locked>>
92%
34519
54%
**79
90%
Hodgdon H380
<<locked>>
81%
53142
83%
**04
100%
Hodgdon H414
<<locked>>
81%
48660
76%
**74
99%
Hodgdon H4350
<<locked>>
81%
39566
62%
**38
96%
[Hodgdon H4831]*
<<locked>>
86%
35273
55%
**62
90%
[Hodgdon H4831 SC]*
<<locked>>
82%
35273
55%
**62
90%
Hodgdon Hybrid 100V
<<locked>>
81%
38914
61%
**48
100%
Hodgdon LVR
<<locked>>
81%
45527
71%
**02
99%
[Hodgdon Retumbo]*
<<locked>>
91%
29298
46%
**70
90%
Hodgdon Superperformance
<<locked>>
81%
43685
68%
**22
98%
Hodgdon VARGET
<<locked>>
81%
51053
80%
**44
100%
Hodgdon TrailBoss
<<locked>>
81%
28007
44%
**67
100%
IMR 4064
<<locked>>
81%
50575
79%
**28
100%
IMR 4166 Enduron
<<locked>>
81%
49284
77%
**95
99%
IMR 4350
<<locked>>
81%
41640
65%
**90
97%
IMR 4451 Enduron
<<locked>>
81%
47747
75%
**92
98%
IMR 4831
<<locked>>
81%
36956
58%
**15
98%
[IMR 4955 Enduron]*
<<locked>>
81%
34243
54%
**07
90%
[IMR 7828 SSC]*
<<locked>>
82%
34142
54%
**95
90%
Lovex S065
<<locked>>
81%
44976
70%
**36
99%
Lovex S070
<<locked>>
81%
43337
68%
**20
98%
[Lovex S071]*
<<locked>>
81%
27064
42%
**43
92%
Norma 204
<<locked>>
81%
41350
65%
**20
95%
[Norma 217]*
<<locked>>
94%
29051
46%
**07
90%
[Norma MRP]*
<<locked>>
81%
33025
52%
**05
94%
Norma URP
<<locked>>
81%
42177
66%
**40
99%
Ramshot Hunter
<<locked>>
81%
41104
64%
**33
98%
[Ramshot Magnum]*
<<locked>>
81%
29269
46%
**51
90%
ReloadSwiss RS 14
<<locked>>
81%
28543
45%
**06
100%
ReloadSwiss RS 50
<<locked>>
81%
53142
83%
**87
100%
ReloadSwiss RS 60
<<locked>>
81%
45687
72%
**81
100%
ReloadSwiss RS 62
<<locked>>
81%
42627
67%
**69
99%
ReloadSwiss RS 70
<<locked>>
81%
40973
64%
**79
99%
[ReloadSwiss RS 76]*
<<locked>>
86%
29472
46%
**03
90%
Rottweil R 903
<<locked>>
81%
50067
78%
**35
100%
[Rottweil R 904]*
<<locked>>
81%
37347
59%
**95
92%
[Rottweil R 905]*
<<locked>>
81%
34940
55%
**85
93%
Rottweil R 907
<<locked>>
81%
46441
73%
**62
98%
SNPE Vectan SP 11
<<locked>>
81%
51285
80%
**90
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
50560
79%
**23
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
44469
70%
**84
98%
Shooters World Long Rifle
<<locked>>
81%
44976
70%
**36
99%
Somchem S355
<<locked>>
81%
49835
78%
**28
100%
[Somchem S361]*
<<locked>>
81%
37927
59%
**82
92%
Somchem S365
<<locked>>
81%
38783
61%
**03
100%
[Somchem S385]*
<<locked>>
81%
35679
56%
**75
94%
Vihtavuori N135
<<locked>>
81%
48718
76%
**26
100%
Vihtavuori N150
<<locked>>
81%
42743
67%
**71
100%
Vihtavuori N160
<<locked>>
81%
45527
71%
**72
100%
[Vihtavuori N165]*
<<locked>>
81%
29849
47%
**11
91%
Vihtavuori N550
<<locked>>
81%
45905
72%
**15
100%
Vihtavuori N555
<<locked>>
81%
33939
53%
**85
98%
[Vihtavuori N560]*
<<locked>>
84%
34911
55%
**31
90%
[Vihtavuori N565]*
<<locked>>
88%
33852
53%
**92
90%
Winchester 6.5 StaBALL
<<locked>>
81%
42743
67%
**07
100%
Winchester 760
<<locked>>
81%
48660
76%
**74
99%
Winchester StaBALL HD
<<locked>>
81%
24714
39%
**97
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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