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Load data for .270 Weath. Mag. + .277 | 120gr | Barnes X BT

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

.270 Weath. Mag. + .277 | 120gr | Barnes X BT

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.277 | 120gr | Barnes X BT
Manufacturer SKU:
27713
Bullet Weight:
120gr | 7.8g
Bullet Diameter:
0.277" | 7.04mm
Bullet Length:
1.200" | 30.5mm
Caliber:
.270 Weath. Mag. load data
Case Length (l3):
2.549" | 64.7mm
Cartridge Length (C.O.L.):
3.246" | 82.4mm
Seated Depth:
0.503" | 12.8mm
Shank Seated Depth:
0.379" | 9.6mm
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_B532_C270
Last updated:
2025-01-01
Recommended Twist Rate:
1:11 - 1:9

Load data for 138 loads in caliber .270 Weath. Mag. with .277 | 120gr | Barnes X BT bullet and 69 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>>
84%
57276
90%
**46
100%
ADI AR 2209
<<locked>>
95%
57130
90%
**22
98%
ADI AR 2213
<<locked>>
97%
54636
86%
**02
96%
[ADI AR 2225]*
<<locked>>
97%
37086
58%
**44
93%
Accurate 2700
<<locked>>
85%
56855
89%
**84
98%
Accurate 3100
<<locked>>
97%
56304
88%
**50
99%
Accurate 4350
<<locked>>
88%
56623
89%
**89
100%
[Accurate MAGPRO]*
<<locked>>
97%
54056
85%
**09
94%
Alliant Reloder- TS 15.5
<<locked>>
83%
57217
90%
**50
100%
Alliant Reloder-16
<<locked>>
91%
56840
89%
**41
100%
Alliant Reloder-17
<<locked>>
86%
56956
89%
**51
100%
Alliant Reloder-19
<<locked>>
95%
57159
90%
**25
98%
Alliant Reloder-22
<<locked>>
97%
54447
85%
**12
97%
Alliant Reloder-23
<<locked>>
97%
52011
82%
**53
100%
Alliant Reloder-25
<<locked>>
97%
45788
72%
**74
99%
Alliant Reloder-26 👍
<<locked>>
95%
56724
89%
**20
100%
Hodgdon H414
<<locked>>
85%
57217
90%
**22
99%
Hodgdon H4350
<<locked>>
92%
56463
88%
**43
98%
[Hodgdon H4831]*
<<locked>>
97%
51213
80%
**87
94%
Hodgdon H4831 SC
<<locked>>
96%
56405
88%
**79
96%
Hodgdon Hybrid 100V
<<locked>>
93%
57261
90%
**66
100%
Hodgdon LVR
<<locked>>
87%
56637
89%
**92
100%
[Hodgdon Retumbo]*
<<locked>>
97%
37086
58%
**44
93%
Hodgdon Superperformance
<<locked>>
88%
57246
90%
**45
99%
Hodgdon VARGET
<<locked>>
84%
57058
89%
**36
100%
Hodgdon TrailBoss
<<locked>>
96%
35114
55%
**72
100%
IMR 4064
<<locked>>
84%
57058
89%
**23
100%
IMR 4166 Enduron
<<locked>>
85%
57101
89%
**23
99%
IMR 4350
<<locked>>
91%
57029
89%
**59
99%
IMR 4451 Enduron
<<locked>>
87%
57261
90%
**46
99%
IMR 4831
<<locked>>
94%
56913
89%
**82
100%
IMR 4955 Enduron
<<locked>>
97%
56115
88%
**33
96%
IMR 7828 SSC
<<locked>>
97%
56710
89%
**64
97%
Lovex S065
<<locked>>
88%
57261
90%
**43
100%
Lovex S070
<<locked>>
89%
57319
90%
**59
99%
Lovex S071
<<locked>>
97%
47413
74%
**92
98%
Norma 204
<<locked>>
90%
57188
90%
**05
98%
Norma MRP
<<locked>>
96%
57145
90%
**91
99%
Norma URP
<<locked>>
90%
57217
90%
**02
100%
Ramshot Hunter 👍
<<locked>>
90%
56623
89%
**09
99%
Ramshot Magnum
<<locked>>
97%
53548
84%
**76
98%
ReloadSwiss RS 14
<<locked>>
97%
36376
57%
**28
100%
ReloadSwiss RS 60
<<locked>>
87%
57406
90%
**84
100%
ReloadSwiss RS 62
<<locked>>
89%
56927
89%
**15
100%
ReloadSwiss RS 70 👍
<<locked>>
90%
56797
89%
**74
100%
ReloadSwiss RS 76
<<locked>>
97%
44846
70%
**94
97%
Rottweil R 903
<<locked>>
84%
57232
90%
**46
100%
Rottweil R 904
<<locked>>
94%
57087
89%
**69
97%
Rottweil R 905
<<locked>>
95%
57029
89%
**19
98%
Rottweil R 907
<<locked>>
87%
56811
89%
**40
99%
SNPE Vectan SP 11
<<locked>>
84%
57116
90%
**82
100%
SNPE Vectan Tubal 5000
<<locked>>
84%
56811
89%
**09
100%
SNPE Vectan Tubal 7000
<<locked>>
88%
57217
90%
**97
99%
Shooters World Long Rifle
<<locked>>
88%
57261
90%
**43
100%
Somchem S355
<<locked>>
84%
56942
89%
**36
100%
Somchem S361
<<locked>>
93%
57377
90%
**23
96%
Somchem S365
<<locked>>
92%
57188
90%
**12
100%
Somchem S385
<<locked>>
94%
56594
89%
**69
98%
Vihtavuori N135
<<locked>>
85%
56724
89%
**51
100%
Vihtavuori N150
<<locked>>
89%
56985
89%
**91
100%
Vihtavuori N160
<<locked>>
88%
57363
90%
**69
100%
Vihtavuori N165
<<locked>>
97%
51619
81%
**61
97%
Vihtavuori N550
<<locked>>
87%
56840
89%
**92
100%
Vihtavuori N555 👍
<<locked>>
96%
56710
89%
**25
100%
Vihtavuori N560
<<locked>>
97%
55100
86%
**48
96%
[Vihtavuori N565]*
<<locked>>
97%
47921
75%
**84
94%
Winchester 6.5 StaBALL
<<locked>>
89%
56971
89%
**30
100%
Winchester 760
<<locked>>
85%
57217
90%
**22
99%
Winchester StaBALL HD 👍
<<locked>>
97%
47645
75%
**35
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
52214
82%
**58
100%
[ADI AR 2209]*
<<locked>>
81%
37521
59%
**02
92%
[ADI AR 2213]*
<<locked>>
86%
39204
61%
**58
90%
[ADI AR 2225]*
<<locked>>
92%
32721
51%
**17
90%
Accurate 2700
<<locked>>
81%
51039
80%
**79
97%
[Accurate 3100]*
<<locked>>
81%
34476
54%
**94
94%
Accurate 4350
<<locked>>
81%
45194
71%
**76
99%
[Accurate MAGPRO]*
<<locked>>
90%
43337
68%
**89
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
53751
84%
**91
100%
Alliant Reloder-16
<<locked>>
81%
42105
66%
**59
99%
Alliant Reloder-17
<<locked>>
81%
48182
75%
**00
100%
[Alliant Reloder-19]*
<<locked>>
81%
37550
59%
**12
92%
[Alliant Reloder-22]*
<<locked>>
82%
34142
53%
**56
90%
Alliant Reloder-23
<<locked>>
81%
32358
51%
**20
97%
[Alliant Reloder-25]*
<<locked>>
81%
28979
45%
**05
91%
Alliant Reloder-26
<<locked>>
81%
35114
55%
**51
96%
Hodgdon H414
<<locked>>
81%
50053
78%
**91
98%
Hodgdon H4350
<<locked>>
81%
41104
64%
**44
95%
[Hodgdon H4831]*
<<locked>>
88%
39421
62%
**31
90%
[Hodgdon H4831 SC]*
<<locked>>
85%
39421
62%
**31
90%
Hodgdon Hybrid 100V
<<locked>>
81%
40176
63%
**51
99%
Hodgdon LVR
<<locked>>
81%
46804
73%
**05
99%
[Hodgdon Retumbo]*
<<locked>>
92%
32721
51%
**17
90%
Hodgdon Superperformance
<<locked>>
81%
44918
70%
**18
96%
Hodgdon VARGET
<<locked>>
81%
52011
81%
**54
100%
Hodgdon TrailBoss
<<locked>>
81%
28471
45%
**18
100%
IMR 4064
<<locked>>
81%
51721
81%
**35
100%
IMR 4166 Enduron
<<locked>>
81%
50647
79%
**02
98%
IMR 4350
<<locked>>
81%
42873
67%
**77
95%
IMR 4451 Enduron
<<locked>>
81%
48921
77%
**92
97%
IMR 4831
<<locked>>
81%
39291
62%
**31
98%
[IMR 4955 Enduron]*
<<locked>>
84%
38740
61%
**79
90%
[IMR 7828 SSC]*
<<locked>>
85%
39044
61%
**71
90%
Lovex S065
<<locked>>
81%
46905
73%
**46
98%
Lovex S070
<<locked>>
81%
45078
71%
**33
97%
[Lovex S071]*
<<locked>>
81%
30153
47%
**69
92%
[Norma 204]*
<<locked>>
81%
42830
67%
**17
94%
[Norma MRP]*
<<locked>>
81%
35114
55%
**12
93%
Norma URP
<<locked>>
81%
43758
69%
**56
99%
Ramshot Hunter
<<locked>>
81%
42482
67%
**40
97%
[Ramshot Magnum]*
<<locked>>
83%
32982
52%
**90
90%
ReloadSwiss RS 14
<<locked>>
81%
29022
45%
**57
100%
ReloadSwiss RS 60
<<locked>>
81%
46731
73%
**94
100%
ReloadSwiss RS 62
<<locked>>
81%
44483
70%
**89
99%
ReloadSwiss RS 70
<<locked>>
81%
42525
67%
**82
98%
[ReloadSwiss RS 76]*
<<locked>>
87%
33141
52%
**56
90%
Rottweil R 903
<<locked>>
81%
51880
81%
**58
100%
[Rottweil R 904]*
<<locked>>
81%
38928
61%
**89
91%
[Rottweil R 905]*
<<locked>>
81%
36811
58%
**95
92%
Rottweil R 907
<<locked>>
81%
47819
75%
**66
97%
SNPE Vectan SP 11
<<locked>>
81%
52562
82%
**04
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
51663
81%
**33
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
46195
72%
**90
97%
Shooters World Long Rifle
<<locked>>
81%
46905
73%
**46
98%
Somchem S355
<<locked>>
81%
51648
81%
**54
100%
[Somchem S361]*
<<locked>>
81%
39653
62%
**72
90%
Somchem S365
<<locked>>
81%
40567
64%
**20
100%
[Somchem S385]*
<<locked>>
81%
37898
59%
**89
94%
Vihtavuori N135
<<locked>>
81%
50270
79%
**49
100%
Vihtavuori N150
<<locked>>
81%
44425
70%
**77
100%
Vihtavuori N160
<<locked>>
81%
46804
73%
**72
99%
[Vihtavuori N165]*
<<locked>>
81%
32271
51%
**25
90%
Vihtavuori N550
<<locked>>
81%
47921
75%
**31
99%
Vihtavuori N555
<<locked>>
81%
36390
57%
**12
98%
[Vihtavuori N560]*
<<locked>>
86%
39668
62%
**13
90%
[Vihtavuori N565]*
<<locked>>
90%
38392
60%
**71
90%
Winchester 6.5 StaBALL
<<locked>>
81%
43888
69%
**04
100%
Winchester 760
<<locked>>
81%
50053
78%
**91
98%
Winchester StaBALL HD
<<locked>>
81%
26542
42%
**17
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.

<<locked>>... you need to buy an access license to unlock the data

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