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Load data for .270 WSM + .277 | 129gr | Barnes LRX BT

Recommended Powder(s):

.270 WSM + .277 | 129gr | Barnes LRX BT

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.277 | 129gr | Barnes LRX BT
Manufacturer SKU:
30262
Bullet Weight:
129gr | 8.4g
Bullet Diameter:
0.277" | 7.04mm
Bullet Length:
<<locked>>
Caliber:
.270 WSM load data
Case Length (l3):
2.090" | 53.1mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
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_B537_C269
Last updated:
2026-01-31
Recommended Twist Rate:
1:9 - 1:7

Load data for 172 loads in caliber .270 WSM with .277 | 129gr | Barnes LRX BT bullet and 86 powder(s). 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".

  • No data yet

  • 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>>
86%
56826
89%
**45
100%
ADI AR 2209
<<locked>>
97%
55999
88%
**17
98%
ADI AR 2213
<<locked>>
97%
49893
78%
**35
95%
Accurate 2700
<<locked>>
88%
57319
90%
**02
99%
Accurate 3100
<<locked>>
97%
49182
77%
**56
99%
Accurate 4064
<<locked>>
85%
56768
89%
**12
100%
Accurate 4350
<<locked>>
92%
57130
90%
**14
100%
[Accurate MAGPRO]*
<<locked>>
97%
48095
75%
**25
93%
Alliant Reloder- TS 15.5
<<locked>>
86%
57246
90%
**61
100%
Alliant Reloder-15
<<locked>>
84%
56753
89%
**71
100%
Alliant Reloder-16 👍
<<locked>>
94%
57116
90%
**59
100%
Alliant Reloder-17
<<locked>>
89%
56478
88%
**50
100%
Alliant Reloder-19
<<locked>>
97%
55201
87%
**04
98%
Alliant Reloder-22
<<locked>>
97%
48849
77%
**28
97%
Alliant Reloder-23
<<locked>>
97%
46311
73%
**86
100%
Alliant Reloder-25
<<locked>>
97%
40393
63%
**90
98%
Alliant Reloder-26
<<locked>>
97%
52620
82%
**76
100%
Bofors RP15
<<locked>>
97%
44556
70%
**46
95%
Bofors RP3
<<locked>>
85%
56681
89%
**51
100%
Bofors RP5
<<locked>>
97%
48849
77%
**28
97%
Bofors RP7
<<locked>>
90%
56884
89%
**45
99%
Hodgdon CFE223
<<locked>>
84%
56971
89%
**07
100%
Hodgdon H380
<<locked>>
85%
56652
89%
**64
100%
Hodgdon H414
<<locked>>
88%
57014
89%
**33
99%
Hodgdon H4350
<<locked>>
95%
56550
89%
**61
99%
[Hodgdon H4831]*
<<locked>>
97%
46137
72%
**00
93%
Hodgdon H4831 SC
<<locked>>
97%
52344
82%
**25
95%
Hodgdon Hybrid 100V
<<locked>>
95%
56782
89%
**64
100%
Hodgdon LVR
<<locked>>
91%
57392
90%
**17
100%
Hodgdon Superperformance 👍
<<locked>>
91%
57377
90%
**73
99%
Hodgdon VARGET
<<locked>>
87%
57130
90%
**48
100%
Hodgdon TrailBoss
<<locked>>
97%
34824
55%
**83
100%
IMR 3031
<<locked>>
84%
57421
90%
**35
100%
IMR 4064
<<locked>>
87%
56710
89%
**25
100%
IMR 4166 Enduron
<<locked>>
88%
57421
90%
**38
99%
IMR 4350
<<locked>>
94%
57334
90%
**74
99%
IMR 4451 Enduron
<<locked>>
89%
57421
90%
**61
99%
IMR 4831
<<locked>>
97%
55854
88%
**74
100%
IMR 4955 Enduron
<<locked>>
97%
51692
81%
**79
95%
IMR 7828 SSC
<<locked>>
97%
51503
81%
**84
96%
Lovex S062
<<locked>>
85%
57334
90%
**25
100%
Lovex S065
<<locked>>
91%
56826
89%
**51
100%
Lovex S070
<<locked>>
92%
56898
89%
**68
99%
Lovex S071
<<locked>>
97%
40959
64%
**99
97%
Norma 203B
<<locked>>
84%
57043
89%
**77
100%
Norma 204
<<locked>>
93%
56681
89%
**04
98%
Norma MRP
<<locked>>
97%
51837
81%
**27
99%
Norma URP
<<locked>>
93%
56434
88%
**04
100%
Ramshot Big Game
<<locked>>
84%
56768
89%
**81
100%
Ramshot Grand
<<locked>>
97%
54607
86%
**46
97%
Ramshot Hunter 👍
<<locked>>
94%
57421
90%
**40
100%
Ramshot Magnum
<<locked>>
97%
47645
75%
**86
97%
ReloadSwiss RS 14
<<locked>>
96%
35288
55%
**23
100%
ReloadSwiss RS 50
<<locked>>
86%
57246
90%
**61
99%
ReloadSwiss RS 60
<<locked>>
87%
57203
90%
**69
100%
ReloadSwiss RS 62 👍
<<locked>>
92%
56826
89%
**36
100%
ReloadSwiss RS 70 👍
<<locked>>
93%
56855
89%
**82
100%
ReloadSwiss RS 76
<<locked>>
97%
38914
61%
**71
95%
Rottweil R 902
<<locked>>
84%
56695
89%
**02
100%
Rottweil R 903
<<locked>>
87%
56608
89%
**51
100%
Rottweil R 904
<<locked>>
97%
56956
89%
**81
97%
Rottweil R 905
<<locked>>
97%
54505
85%
**87
98%
Rottweil R 907
<<locked>>
90%
56884
89%
**45
99%
SNPE Vectan SP 11
<<locked>>
87%
56985
89%
**94
100%
SNPE Vectan Tubal 5000
<<locked>>
87%
57290
90%
**20
100%
SNPE Vectan Tubal 7000
<<locked>>
91%
57058
89%
**02
99%
Shooters World Long Rifle
<<locked>>
91%
56826
89%
**51
100%
Shooters World Precision
<<locked>>
85%
57334
90%
**25
100%
Somchem S355
<<locked>>
87%
56768
89%
**48
100%
Somchem S361
<<locked>>
96%
57029
89%
**41
96%
Somchem S365
<<locked>>
95%
56608
89%
**23
100%
Somchem S385
<<locked>>
97%
54955
86%
**64
99%
Vihtavuori N133
<<locked>>
84%
56884
89%
**07
100%
Vihtavuori N135
<<locked>>
89%
57377
90%
**69
100%
Vihtavuori N140
<<locked>>
84%
57101
89%
**82
100%
Vihtavuori N150
<<locked>>
93%
57029
89%
**12
100%
Vihtavuori N160
<<locked>>
90%
56405
88%
**61
100%
Vihtavuori N165
<<locked>>
97%
45382
71%
**77
96%
Vihtavuori N540
<<locked>>
84%
57116
89%
**05
100%
Vihtavuori N550
<<locked>>
90%
56608
89%
**14
100%
Vihtavuori N555
<<locked>>
97%
51300
80%
**58
100%
Vihtavuori N560
<<locked>>
97%
49327
77%
**54
95%
[Vihtavuori N565]*
<<locked>>
97%
41510
65%
**84
92%
Winchester 6.5 StaBALL
<<locked>>
92%
57043
89%
**48
100%
Winchester 760
<<locked>>
88%
57014
89%
**33
99%
Winchester StaBALL HD
<<locked>>
97%
40669
64%
**25
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
47877
75%
**94
100%
[ADI AR 2209]*
<<locked>>
81%
33605
53%
**35
90%
[ADI AR 2213]*
<<locked>>
88%
37376
59%
**49
90%
Accurate 2700
<<locked>>
81%
46427
73%
**18
97%
[Accurate 3100]*
<<locked>>
81%
28413
45%
**74
92%
Accurate 4064
<<locked>>
81%
51097
80%
**27
100%
Accurate 4350
<<locked>>
81%
38798
61%
**72
98%
[Accurate MAGPRO]*
<<locked>>
93%
42308
66%
**00
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
48312
76%
**17
100%
Alliant Reloder-15
<<locked>>
81%
51706
81%
**86
100%
Alliant Reloder-16
<<locked>>
81%
37637
59%
**79
98%
Alliant Reloder-17
<<locked>>
81%
42815
67%
**17
100%
[Alliant Reloder-19]*
<<locked>>
81%
32866
52%
**18
90%
[Alliant Reloder-22]*
<<locked>>
85%
32779
51%
**57
90%
Alliant Reloder-23
<<locked>>
81%
27702
43%
**13
96%
[Alliant Reloder-25]*
<<locked>>
84%
27209
43%
**84
90%
[Alliant Reloder-26]*
<<locked>>
81%
29472
46%
**18
94%
[Bofors RP15]*
<<locked>>
88%
33417
52%
**74
90%
Bofors RP3
<<locked>>
81%
49023
77%
**36
100%
[Bofors RP5]*
<<locked>>
85%
32779
51%
**57
90%
Bofors RP7
<<locked>>
81%
42960
67%
**95
96%
Hodgdon CFE223
<<locked>>
81%
51082
80%
**12
100%
Hodgdon H380
<<locked>>
81%
49168
77%
**43
99%
Hodgdon H414
<<locked>>
81%
44338
69%
**94
97%
[Hodgdon H4350]*
<<locked>>
81%
36709
58%
**67
94%
[Hodgdon H4831]*
<<locked>>
91%
37985
60%
**30
90%
[Hodgdon H4831 SC]*
<<locked>>
87%
37985
60%
**30
90%
Hodgdon Hybrid 100V
<<locked>>
81%
35230
55%
**71
99%
Hodgdon LVR
<<locked>>
81%
41684
65%
**25
98%
Hodgdon Superperformance
<<locked>>
81%
39697
62%
**18
95%
Hodgdon VARGET
<<locked>>
81%
47587
75%
**90
100%
Hodgdon TrailBoss
<<locked>>
81%
27601
43%
**22
100%
IMR 3031
<<locked>>
81%
53040
83%
**72
100%
IMR 4064
<<locked>>
81%
46992
74%
**67
100%
IMR 4166 Enduron
<<locked>>
81%
46340
73%
**41
97%
[IMR 4350]*
<<locked>>
81%
38348
60%
**07
94%
IMR 4451 Enduron
<<locked>>
81%
44454
70%
**25
97%
IMR 4831
<<locked>>
81%
33924
53%
**41
97%
[IMR 4955 Enduron]*
<<locked>>
86%
37405
59%
**77
90%
[IMR 7828 SSC]*
<<locked>>
88%
37275
58%
**62
90%
Lovex S062
<<locked>>
81%
50705
79%
**27
100%
Lovex S065
<<locked>>
81%
41916
66%
**69
98%
Lovex S070
<<locked>>
81%
40001
63%
**49
96%
[Lovex S071]*
<<locked>>
83%
26252
41%
**05
90%
Norma 203B
<<locked>>
81%
51213
80%
**76
100%
[Norma 204]*
<<locked>>
81%
37942
59%
**36
93%
[Norma MRP]*
<<locked>>
81%
29979
47%
**95
90%
Norma URP
<<locked>>
81%
38450
60%
**66
98%
Ramshot Big Game
<<locked>>
81%
51576
81%
**02
100%
[Ramshot Grand]*
<<locked>>
86%
36651
57%
**56
90%
Ramshot Hunter
<<locked>>
81%
37565
59%
**49
96%
[Ramshot Magnum]*
<<locked>>
86%
32097
50%
**12
90%
ReloadSwiss RS 14
<<locked>>
81%
28065
44%
**62
100%
ReloadSwiss RS 50
<<locked>>
81%
49124
77%
**23
99%
ReloadSwiss RS 60
<<locked>>
81%
45629
71%
**79
100%
ReloadSwiss RS 62
<<locked>>
81%
38479
60%
**89
98%
ReloadSwiss RS 70
<<locked>>
81%
37608
59%
**92
97%
[ReloadSwiss RS 76]*
<<locked>>
91%
31966
50%
**57
90%
Rottweil R 902
<<locked>>
81%
52562
82%
**36
100%
Rottweil R 903
<<locked>>
81%
45963
72%
**67
100%
[Rottweil R 904]*
<<locked>>
82%
35375
55%
**38
90%
[Rottweil R 905]*
<<locked>>
81%
32256
51%
**08
90%
Rottweil R 907
<<locked>>
81%
42960
67%
**95
96%
SNPE Vectan SP 11
<<locked>>
81%
47152
74%
**30
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
47427
74%
**82
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
41234
65%
**20
96%
Shooters World Long Rifle
<<locked>>
81%
41916
66%
**69
98%
Shooters World Precision
<<locked>>
81%
50705
79%
**27
100%
Somchem S355
<<locked>>
81%
46354
73%
**74
100%
[Somchem S361]*
<<locked>>
83%
37782
59%
**64
90%
Somchem S365
<<locked>>
81%
34853
55%
**17
99%
[Somchem S385]*
<<locked>>
81%
32460
51%
**89
92%
Vihtavuori N133
<<locked>>
81%
52721
83%
**54
100%
Vihtavuori N135
<<locked>>
81%
45179
71%
**82
100%
Vihtavuori N140
<<locked>>
81%
52040
82%
**00
100%
Vihtavuori N150
<<locked>>
81%
39668
62%
**07
100%
Vihtavuori N160
<<locked>>
81%
41756
65%
**99
99%
[Vihtavuori N165]*
<<locked>>
85%
30777
48%
**30
90%
Vihtavuori N540
<<locked>>
81%
52141
82%
**33
100%
Vihtavuori N550
<<locked>>
81%
42134
66%
**41
99%
Vihtavuori N555
<<locked>>
81%
30342
48%
**89
96%
[Vihtavuori N560]*
<<locked>>
89%
37768
59%
**95
90%
[Vihtavuori N565]*
<<locked>>
94%
36985
58%
**69
90%
Winchester 6.5 StaBALL
<<locked>>
81%
39465
62%
**43
100%
Winchester 760
<<locked>>
81%
44338
69%
**94
97%
[Winchester StaBALL HD]*
<<locked>>
81%
24482
38%
**67
93%

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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