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Load data for .270 WSM + .277 | 130gr | Hornady GMX

Recommended Powder(s): Alliant Reloder-26, Norma URP, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70

.270 WSM + .277 | 130gr | Hornady GMX

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.277 | 130gr | Hornady GMX
Manufacturer SKU:
27370
Bullet Weight:
130gr | 8.4g
Bullet Diameter:
0.277" | 7.04mm
Bullet Length:
1.330" | 33.8mm
Caliber:
.270 WSM load data
Case Length (l3):
2.090" | 53.1mm
Cartridge Length (C.O.L.):
2.817" | 71.6mm
Seated Depth:
0.603" | 15.3mm
Shank Seated Depth:
0.488" | 12.4mm
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_B2608_C269
Last updated:
2025-01-01
Recommended Twist Rate:
1:10 - 1:8

Load data for 156 loads in caliber .270 WSM with .277 | 130gr | Hornady GMX bullet and 78 powders such as Alliant Reloder-26, Norma URP, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70. 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".

  • Muzzle velocity vs. barrel length

    Every 1 inch additional barrel length increases muzzle velocity by approx. 35.3 fps

  • 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%
57029
89%
**41
100%
ADI AR 2209
<<locked>>
97%
57101
89%
**30
98%
ADI AR 2213
<<locked>>
97%
51677
81%
**68
96%
Accurate 2700
<<locked>>
86%
56768
89%
**89
99%
Accurate 3100
<<locked>>
97%
50618
79%
**72
99%
Accurate 4064
<<locked>>
83%
56521
89%
**99
100%
Accurate 4350
<<locked>>
91%
56695
89%
**94
100%
[Accurate MAGPRO]*
<<locked>>
97%
49603
78%
**41
93%
Alliant Reloder- TS 15.5
<<locked>>
85%
57217
90%
**54
100%
Alliant Reloder-15
<<locked>>
83%
57305
90%
**71
100%
Alliant Reloder-16
<<locked>>
93%
56811
89%
**50
100%
Alliant Reloder-17
<<locked>>
88%
57406
90%
**59
100%
Alliant Reloder-19
<<locked>>
97%
56318
88%
**14
98%
Alliant Reloder-22
<<locked>>
97%
50807
80%
**64
97%
Alliant Reloder-23
<<locked>>
97%
47471
74%
**95
100%
Alliant Reloder-25
<<locked>>
97%
41539
65%
**10
98%
Alliant Reloder-26 👍
<<locked>>
97%
55245
87%
**05
100%
Hodgdon CFE223
<<locked>>
83%
56898
89%
**00
100%
Hodgdon H380
<<locked>>
84%
56565
89%
**54
100%
Hodgdon H414
<<locked>>
87%
56884
89%
**23
99%
Hodgdon H4350
<<locked>>
94%
56681
89%
**64
99%
[Hodgdon H4831]*
<<locked>>
97%
47398
74%
**30
94%
Hodgdon H4831 SC
<<locked>>
97%
54244
85%
**54
96%
Hodgdon Hybrid 100V
<<locked>>
95%
57334
90%
**71
100%
Hodgdon LVR
<<locked>>
89%
56695
89%
**00
100%
Hodgdon Superperformance
<<locked>>
89%
56275
88%
**36
99%
Hodgdon VARGET
<<locked>>
86%
56579
89%
**28
100%
Hodgdon TrailBoss
<<locked>>
96%
34751
54%
**83
100%
IMR 4064
<<locked>>
86%
57072
89%
**25
100%
IMR 4166 Enduron
<<locked>>
87%
56782
89%
**18
99%
IMR 4350
<<locked>>
92%
56579
89%
**61
99%
IMR 4451 Enduron
<<locked>>
88%
56913
89%
**54
99%
IMR 4831
<<locked>>
96%
57130
90%
**87
100%
IMR 4955 Enduron
<<locked>>
97%
52678
83%
**92
96%
IMR 7828 SSC
<<locked>>
97%
52460
82%
**97
96%
Lovex S062
<<locked>>
84%
56898
89%
**15
100%
Lovex S065
<<locked>>
90%
57305
90%
**48
100%
Lovex S070
<<locked>>
91%
57319
90%
**74
99%
Lovex S071
<<locked>>
97%
42380
66%
**25
98%
Norma 203B
<<locked>>
84%
57406
90%
**74
100%
Norma 204
<<locked>>
92%
56884
89%
**10
98%
Norma MRP
<<locked>>
97%
53853
84%
**56
99%
Norma URP 👍
<<locked>>
92%
56971
89%
**10
100%
Ramshot Hunter 👍
<<locked>>
92%
56768
89%
**23
100%
Ramshot Magnum
<<locked>>
97%
48994
77%
**09
98%
ReloadSwiss RS 14
<<locked>>
96%
35592
56%
**29
100%
ReloadSwiss RS 50
<<locked>>
85%
57145
90%
**54
100%
ReloadSwiss RS 52
<<locked>>
83%
56681
89%
**74
100%
ReloadSwiss RS 60
<<locked>>
89%
57188
90%
**76
100%
ReloadSwiss RS 62 👍
<<locked>>
91%
56637
89%
**20
100%
ReloadSwiss RS 70 👍
<<locked>>
92%
56565
89%
**76
100%
ReloadSwiss RS 76
<<locked>>
97%
40553
64%
**17
96%
Rottweil R 903
<<locked>>
87%
56884
89%
**41
100%
Rottweil R 904
<<locked>>
96%
57290
90%
**77
97%
Rottweil R 905
<<locked>>
97%
55985
88%
**14
98%
Rottweil R 907
<<locked>>
89%
57188
90%
**54
99%
SNPE Vectan SP 11
<<locked>>
86%
57276
90%
**87
100%
SNPE Vectan Tubal 5000
<<locked>>
86%
56666
89%
**10
100%
SNPE Vectan Tubal 7000
<<locked>>
90%
57305
90%
**05
99%
Shooters World Long Rifle
<<locked>>
90%
57305
90%
**48
100%
Shooters World Precision
<<locked>>
84%
56898
89%
**15
100%
Somchem S355
<<locked>>
87%
57217
90%
**45
100%
Somchem S361
<<locked>>
95%
57392
90%
**41
97%
Somchem S365
<<locked>>
94%
57174
90%
**17
100%
Somchem S385
<<locked>>
97%
56971
89%
**84
99%
Vihtavuori N133
<<locked>>
83%
57421
90%
**10
100%
Vihtavuori N135
<<locked>>
88%
56666
89%
**46
100%
Vihtavuori N150
<<locked>>
92%
56637
89%
**99
100%
Vihtavuori N160
<<locked>>
89%
56898
89%
**58
100%
Vihtavuori N165
<<locked>>
97%
47079
74%
**00
97%
Vihtavuori N540
<<locked>>
83%
57421
90%
**02
100%
Vihtavuori N550
<<locked>>
89%
56826
89%
**07
100%
Vihtavuori N555
<<locked>>
97%
53737
84%
**84
100%
Vihtavuori N560
<<locked>>
97%
50923
80%
**87
95%
[Vihtavuori N565]*
<<locked>>
97%
42772
67%
**04
93%
Winchester 6.5 StaBALL
<<locked>>
91%
57348
90%
**38
100%
Winchester 760
<<locked>>
87%
56884
89%
**23
99%
Winchester StaBALL HD
<<locked>>
97%
42888
67%
**61
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
49139
77%
**07
100%
[ADI AR 2209]*
<<locked>>
81%
33997
53%
**41
91%
[ADI AR 2213]*
<<locked>>
87%
36622
57%
**26
90%
Accurate 2700
<<locked>>
81%
47442
74%
**28
97%
[Accurate 3100]*
<<locked>>
81%
29530
46%
**00
93%
Accurate 4064
<<locked>>
81%
52417
82%
**36
100%
Accurate 4350
<<locked>>
81%
40205
63%
**95
99%
[Accurate MAGPRO]*
<<locked>>
91%
40959
64%
**61
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
50082
78%
**43
100%
Alliant Reloder-15
<<locked>>
81%
53185
83%
**12
100%
Alliant Reloder-16
<<locked>>
81%
38914
61%
**05
99%
Alliant Reloder-17
<<locked>>
81%
44570
70%
**36
100%
[Alliant Reloder-19]*
<<locked>>
81%
33924
53%
**41
91%
[Alliant Reloder-22]*
<<locked>>
83%
32372
51%
**38
90%
Alliant Reloder-23
<<locked>>
81%
28718
45%
**43
96%
[Alliant Reloder-25]*
<<locked>>
83%
26731
42%
**70
90%
Alliant Reloder-26
<<locked>>
81%
30734
48%
**51
95%
Hodgdon CFE223
<<locked>>
81%
52663
83%
**28
100%
Hodgdon H380
<<locked>>
81%
50836
80%
**59
100%
Hodgdon H414
<<locked>>
81%
46035
72%
**27
98%
[Hodgdon H4350]*
<<locked>>
81%
37768
59%
**87
94%
[Hodgdon H4831]*
<<locked>>
89%
37594
59%
**03
90%
[Hodgdon H4831 SC]*
<<locked>>
86%
37826
59%
**20
90%
Hodgdon Hybrid 100V
<<locked>>
81%
36448
57%
**90
99%
Hodgdon LVR
<<locked>>
81%
42786
67%
**48
98%
Hodgdon Superperformance
<<locked>>
81%
41104
64%
**48
96%
Hodgdon VARGET
<<locked>>
81%
48718
76%
**00
100%
Hodgdon TrailBoss
<<locked>>
81%
27717
43%
**22
100%
IMR 4064
<<locked>>
81%
48196
76%
**81
100%
IMR 4166 Enduron
<<locked>>
81%
47413
74%
**58
98%
IMR 4350
<<locked>>
81%
39523
62%
**30
95%
IMR 4451 Enduron
<<locked>>
81%
45585
71%
**41
97%
IMR 4831
<<locked>>
81%
34998
55%
**61
97%
[IMR 4955 Enduron]*
<<locked>>
85%
36695
58%
**51
90%
[IMR 7828 SSC]*
<<locked>>
86%
36506
57%
**40
90%
Lovex S062
<<locked>>
81%
52069
82%
**46
100%
Lovex S065
<<locked>>
81%
43192
68%
**99
98%
Lovex S070
<<locked>>
81%
41017
64%
**66
96%
[Lovex S071]*
<<locked>>
82%
25962
41%
**95
90%
Norma 203B
<<locked>>
81%
52388
82%
**92
100%
[Norma 204]*
<<locked>>
81%
38972
61%
**49
93%
[Norma MRP]*
<<locked>>
81%
30951
48%
**28
91%
Norma URP
<<locked>>
81%
39668
62%
**85
98%
Ramshot Hunter
<<locked>>
81%
38508
60%
**69
96%
[Ramshot Magnum]*
<<locked>>
85%
31227
49%
**82
90%
ReloadSwiss RS 14
<<locked>>
81%
28514
45%
**72
100%
ReloadSwiss RS 50
<<locked>>
81%
50676
79%
**49
99%
ReloadSwiss RS 52
<<locked>>
81%
52605
82%
**05
100%
ReloadSwiss RS 60
<<locked>>
81%
42917
67%
**33
100%
ReloadSwiss RS 62
<<locked>>
81%
40147
63%
**15
98%
ReloadSwiss RS 70
<<locked>>
81%
38798
61%
**18
98%
[ReloadSwiss RS 76]*
<<locked>>
89%
31198
49%
**41
90%
Rottweil R 903
<<locked>>
81%
47166
74%
**90
100%
[Rottweil R 904]*
<<locked>>
81%
35360
55%
**35
90%
[Rottweil R 905]*
<<locked>>
81%
32953
52%
**21
91%
Rottweil R 907
<<locked>>
81%
44237
69%
**15
97%
SNPE Vectan SP 11
<<locked>>
81%
48501
76%
**43
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
48704
76%
**92
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
42163
66%
**33
97%
Shooters World Long Rifle
<<locked>>
81%
43192
68%
**99
98%
Shooters World Precision
<<locked>>
81%
52069
82%
**46
100%
Somchem S355
<<locked>>
81%
47790
75%
**90
100%
[Somchem S361]*
<<locked>>
82%
37405
59%
**51
90%
Somchem S365
<<locked>>
81%
36201
57%
**36
100%
[Somchem S385]*
<<locked>>
81%
33576
53%
**12
93%
Vihtavuori N133
<<locked>>
81%
53925
84%
**64
100%
Vihtavuori N135
<<locked>>
81%
46238
72%
**95
100%
Vihtavuori N150
<<locked>>
81%
40915
64%
**26
100%
Vihtavuori N160
<<locked>>
81%
43062
67%
**25
99%
[Vihtavuori N165]*
<<locked>>
83%
30385
48%
**13
90%
Vihtavuori N540
<<locked>>
81%
53534
84%
**49
100%
Vihtavuori N550
<<locked>>
81%
43830
69%
**74
99%
Vihtavuori N555
<<locked>>
81%
31618
50%
**18
96%
[Vihtavuori N560]*
<<locked>>
88%
37391
59%
**79
90%
[Vihtavuori N565]*
<<locked>>
91%
35897
56%
**40
90%
Winchester 6.5 StaBALL
<<locked>>
81%
40509
63%
**53
100%
Winchester 760
<<locked>>
81%
46035
72%
**27
98%
Winchester StaBALL HD
<<locked>>
81%
25295
40%
**00
95%

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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