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Load data for .270 WSM + .277 | 140gr | Sierra Tipped GameKing

Recommended Powder(s): Alliant Reloder-26, Hodgdon Superperformance, IMR 4350, Norma 204, Ramshot Hunter

.270 WSM + .277 | 140gr | Sierra Tipped GameKing

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.277 | 140gr | Sierra Tipped GameKing
Manufacturer SKU:
4440
Bullet Weight:
140gr | 9.1g
Bullet Diameter:
0.277" | 7.04mm
Bullet Length:
1.232" | 31.3mm
Caliber:
.270 WSM load data
Case Length (l3):
2.090" | 53.1mm
Cartridge Length (C.O.L.):
2.817" | 71.6mm
Seated Depth:
0.505" | 12.8mm
Shank Seated Depth:
0.375" | 9.5mm
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_B5829_C269
Last updated:
2025-02-02
Recommended Twist Rate:
1:11 - 1:9

Load data for 180 loads in caliber .270 WSM with .277 | 140gr | Sierra Tipped GameKing bullet and 90 powders such as Alliant Reloder-26, Hodgdon Superperformance, IMR 4350, Norma 204, Ramshot Hunter. 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. 34 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.

    .

    Loading_icon.gif

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>>
87%
63411
99%
**38
100%
ADI AR 2209
<<locked>>
97%
62424
98%
**30
99%
ADI AR 2213
<<locked>>
97%
56173
88%
**68
98%
[ADI AR 2217]*
<<locked>>
97%
40988
64%
**59
94%
ADI AR 2225
<<locked>>
97%
35926
56%
**97
96%
Accurate 2700
<<locked>>
88%
63179
99%
**05
100%
Accurate 3100
<<locked>>
97%
55259
87%
**59
100%
Accurate 4064
<<locked>>
85%
63440
99%
**92
100%
Accurate 4350
<<locked>>
92%
62903
99%
**84
100%
Accurate MAGPRO
<<locked>>
97%
54694
86%
**58
96%
Alliant Reloder- TS 15.5
<<locked>>
87%
63817
100%
**48
100%
Alliant Reloder-15
<<locked>>
85%
63802
100%
**68
100%
Alliant Reloder-16
<<locked>>
94%
63773
100%
**46
100%
Alliant Reloder-17
<<locked>>
89%
63440
99%
**43
100%
Alliant Reloder-19
<<locked>>
97%
61148
96%
**97
99%
Alliant Reloder-22
<<locked>>
97%
55608
87%
**58
99%
Alliant Reloder-23
<<locked>>
97%
52388
82%
**79
100%
Alliant Reloder-25
<<locked>>
97%
45832
72%
**10
100%
Alliant Reloder-26 👍
<<locked>>
97%
61569
96%
**99
100%
Hodgdon CFE223
<<locked>>
84%
63005
99%
**91
100%
[Hodgdon H1000]*
<<locked>>
97%
40988
64%
**59
94%
Hodgdon H380
<<locked>>
86%
63063
99%
**58
100%
Hodgdon H414
<<locked>>
88%
63237
99%
**27
100%
Hodgdon H4350
<<locked>>
95%
62946
99%
**68
100%
Hodgdon H4831
<<locked>>
97%
51735
81%
**33
96%
Hodgdon H4831 SC
<<locked>>
97%
58943
92%
**48
98%
Hodgdon Hybrid 100V
<<locked>>
95%
63367
99%
**45
100%
Hodgdon LVR
<<locked>>
91%
63599
100%
**04
100%
Hodgdon Retumbo
<<locked>>
97%
35926
56%
**97
96%
Hodgdon Superperformance 👍
<<locked>>
90%
63512
100%
**59
100%
Hodgdon VARGET
<<locked>>
88%
63744
100%
**38
100%
Hodgdon TrailBoss
<<locked>>
96%
34940
55%
**31
100%
IMR 3031
<<locked>>
84%
63251
99%
**95
100%
IMR 4064
<<locked>>
88%
63280
99%
**28
100%
IMR 4166 Enduron
<<locked>>
89%
63730
100%
**38
100%
IMR 4350 👍
<<locked>>
94%
63469
99%
**77
100%
IMR 4451 Enduron
<<locked>>
90%
63788
100%
**68
100%
IMR 4831
<<locked>>
97%
61989
97%
**58
100%
IMR 4895
<<locked>>
84%
63570
100%
**77
100%
IMR 4955 Enduron
<<locked>>
97%
56724
89%
**79
98%
IMR 7828 SSC
<<locked>>
97%
57479
90%
**97
98%
Lovex S062
<<locked>>
85%
63237
99%
**09
100%
Lovex S065
<<locked>>
91%
63614
100%
**48
100%
Lovex S070
<<locked>>
92%
63251
99%
**74
100%
Lovex S071
<<locked>>
97%
46180
72%
**12
99%
Norma 203B
<<locked>>
85%
62975
99%
**51
100%
Norma 204 👍
<<locked>>
93%
63048
99%
**14
99%
[Norma 217]*
<<locked>>
97%
32169
50%
**21
93%
Norma MRP
<<locked>>
97%
58740
92%
**40
100%
Norma URP
<<locked>>
93%
63324
99%
**94
100%
Ramshot Big Game
<<locked>>
84%
63222
99%
**64
100%
Ramshot Hunter 👍
<<locked>>
93%
62859
98%
**17
100%
Ramshot Magnum
<<locked>>
97%
54099
85%
**22
99%
ReloadSwiss RS 14
<<locked>>
97%
36071
57%
**80
100%
ReloadSwiss RS 50
<<locked>>
86%
63701
100%
**58
100%
ReloadSwiss RS 52
<<locked>>
84%
63222
99%
**54
100%
ReloadSwiss RS 60
<<locked>>
89%
63266
99%
**59
100%
ReloadSwiss RS 62
<<locked>>
92%
63019
99%
**17
100%
ReloadSwiss RS 70
<<locked>>
93%
63701
100%
**76
100%
ReloadSwiss RS 76
<<locked>>
97%
44527
70%
**40
99%
[ReloadSwiss RS 80]*
<<locked>>
97%
39653
62%
**05
92%
Rottweil R 902
<<locked>>
84%
63498
100%
**99
100%
Rottweil R 903
<<locked>>
88%
63280
99%
**38
100%
Rottweil R 904
<<locked>>
97%
63063
99%
**81
99%
Rottweil R 905
<<locked>>
97%
61134
96%
**04
99%
Rottweil R 907
<<locked>>
90%
63338
99%
**58
100%
SNPE Vectan SP 11
<<locked>>
87%
63411
99%
**74
100%
SNPE Vectan Tubal 5000
<<locked>>
88%
63338
99%
**04
100%
SNPE Vectan Tubal 7000
<<locked>>
92%
63614
100%
**09
100%
Shooters World Long Rifle
<<locked>>
91%
63614
100%
**48
100%
Shooters World Precision
<<locked>>
85%
63237
99%
**09
100%
Somchem S355
<<locked>>
88%
63744
100%
**41
100%
Somchem S361
<<locked>>
96%
63396
99%
**51
98%
Somchem S365
<<locked>>
95%
63309
99%
**00
100%
Somchem S385
<<locked>>
97%
61888
97%
**77
100%
Vihtavuori N133
<<locked>>
85%
63614
100%
**90
100%
Vihtavuori N135
<<locked>>
89%
63382
99%
**36
100%
Vihtavuori N140
<<locked>>
84%
63715
100%
**53
100%
Vihtavuori N150
<<locked>>
93%
63034
99%
**89
100%
Vihtavuori N160
<<locked>>
90%
63092
99%
**51
100%
Vihtavuori N165
<<locked>>
97%
51779
81%
**00
99%
Vihtavuori N540
<<locked>>
85%
63773
100%
**95
100%
Vihtavuori N550
<<locked>>
90%
63251
99%
**00
100%
Vihtavuori N555
<<locked>>
97%
58334
91%
**58
100%
Vihtavuori N560
<<locked>>
97%
55811
87%
**87
98%
Vihtavuori N565
<<locked>>
97%
47558
75%
**17
96%
[Vihtavuori N568]*
<<locked>>
97%
41539
65%
**31
92%
Winchester 6.5 StaBALL
<<locked>>
92%
63556
100%
**25
100%
Winchester 760
<<locked>>
88%
63237
99%
**27
100%
Winchester StaBALL HD
<<locked>>
97%
48646
76%
**45
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
52315
82%
**71
100%
[ADI AR 2209]*
<<locked>>
81%
36898
58%
**41
94%
[ADI AR 2213]*
<<locked>>
82%
33794
53%
**82
90%
[ADI AR 2217]*
<<locked>>
91%
34084
53%
**82
90%
[ADI AR 2225]*
<<locked>>
89%
28572
45%
**61
90%
Accurate 2700
<<locked>>
81%
50807
80%
**15
99%
Accurate 3100
<<locked>>
81%
32300
51%
**07
95%
Accurate 4064
<<locked>>
81%
56391
88%
**97
100%
Accurate 4350
<<locked>>
81%
43671
68%
**85
100%
[Accurate MAGPRO]*
<<locked>>
86%
37826
59%
**13
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
53534
84%
**07
100%
Alliant Reloder-15
<<locked>>
81%
56855
89%
**76
100%
Alliant Reloder-16
<<locked>>
81%
42047
66%
**95
100%
Alliant Reloder-17
<<locked>>
81%
48675
76%
**23
100%
[Alliant Reloder-19]*
<<locked>>
81%
36564
57%
**38
94%
[Alliant Reloder-22]*
<<locked>>
81%
32430
51%
**62
92%
Alliant Reloder-23
<<locked>>
81%
31154
49%
**36
98%
[Alliant Reloder-25]*
<<locked>>
81%
27441
43%
**34
93%
Alliant Reloder-26
<<locked>>
81%
33881
53%
**71
97%
Hodgdon CFE223
<<locked>>
81%
56753
89%
**05
100%
[Hodgdon H1000]*
<<locked>>
91%
34084
53%
**82
90%
Hodgdon H380
<<locked>>
81%
54389
85%
**36
100%
Hodgdon H414
<<locked>>
81%
49806
78%
**07
99%
Hodgdon H4350
<<locked>>
81%
40538
64%
**77
96%
[Hodgdon H4831]*
<<locked>>
84%
34505
54%
**66
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
34287
54%
**59
90%
Hodgdon Hybrid 100V
<<locked>>
81%
39668
62%
**77
100%
Hodgdon LVR
<<locked>>
81%
46224
72%
**31
100%
[Hodgdon Retumbo]*
<<locked>>
89%
28572
45%
**61
90%
Hodgdon Superperformance
<<locked>>
81%
45092
71%
**58
98%
Hodgdon VARGET
<<locked>>
81%
52025
82%
**71
100%
Hodgdon TrailBoss
<<locked>>
81%
28007
44%
**77
100%
IMR 3031
<<locked>>
81%
58755
92%
**43
100%
IMR 4064
<<locked>>
81%
51503
81%
**51
100%
IMR 4166 Enduron
<<locked>>
81%
50488
79%
**35
99%
IMR 4350
<<locked>>
81%
42714
67%
**20
97%
IMR 4451 Enduron
<<locked>>
81%
48486
76%
**15
99%
IMR 4831
<<locked>>
81%
38174
60%
**51
99%
IMR 4895
<<locked>>
81%
58276
91%
**95
100%
[IMR 4955 Enduron]*
<<locked>>
81%
34882
55%
**33
91%
[IMR 7828 SSC]*
<<locked>>
81%
33924
53%
**95
90%
Lovex S062
<<locked>>
81%
55535
87%
**07
100%
Lovex S065
<<locked>>
81%
46151
72%
**66
99%
Lovex S070
<<locked>>
81%
44367
70%
**56
98%
[Lovex S071]*
<<locked>>
81%
27891
44%
**79
93%
Norma 203B
<<locked>>
81%
56072
88%
**56
100%
Norma 204
<<locked>>
81%
42395
66%
**49
96%
[Norma 217]*
<<locked>>
94%
29022
45%
**16
90%
[Norma MRP]*
<<locked>>
81%
33953
53%
**35
94%
Norma URP
<<locked>>
81%
43294
68%
**79
100%
Ramshot Big Game
<<locked>>
81%
57246
90%
**86
100%
Ramshot Hunter
<<locked>>
81%
42177
66%
**69
98%
[Ramshot Magnum]*
<<locked>>
81%
29950
47%
**87
91%
ReloadSwiss RS 14
<<locked>>
81%
28529
45%
**16
100%
ReloadSwiss RS 50
<<locked>>
81%
54259
85%
**20
100%
ReloadSwiss RS 52
<<locked>>
81%
56869
89%
**76
100%
ReloadSwiss RS 60
<<locked>>
81%
46876
73%
**13
100%
ReloadSwiss RS 62
<<locked>>
81%
43772
69%
**05
99%
ReloadSwiss RS 70
<<locked>>
81%
41959
66%
**12
99%
[ReloadSwiss RS 76]*
<<locked>>
84%
28877
45%
**03
90%
[ReloadSwiss RS 80]*
<<locked>>
94%
36303
57%
**17
90%
Rottweil R 902
<<locked>>
81%
57421
90%
**17
100%
Rottweil R 903
<<locked>>
81%
51169
80%
**64
100%
[Rottweil R 904]*
<<locked>>
81%
38377
60%
**28
93%
[Rottweil R 905]*
<<locked>>
81%
35926
56%
**18
94%
Rottweil R 907
<<locked>>
81%
47195
74%
**95
98%
SNPE Vectan SP 11
<<locked>>
81%
52359
82%
**20
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
51343
80%
**43
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
45179
71%
**17
98%
Shooters World Long Rifle
<<locked>>
81%
46151
72%
**66
99%
Shooters World Precision
<<locked>>
81%
55535
87%
**07
100%
Somchem S355
<<locked>>
81%
51140
80%
**54
100%
[Somchem S361]*
<<locked>>
81%
38754
61%
**15
92%
Somchem S365
<<locked>>
81%
39958
63%
**30
100%
Somchem S385
<<locked>>
81%
36448
57%
**12
95%
Vihtavuori N133
<<locked>>
81%
57377
90%
**15
100%
Vihtavuori N135
<<locked>>
81%
49690
78%
**49
100%
Vihtavuori N140
<<locked>>
81%
57450
90%
**74
100%
Vihtavuori N150
<<locked>>
81%
43918
69%
**97
100%
Vihtavuori N160
<<locked>>
81%
46702
73%
**08
100%
[Vihtavuori N165]*
<<locked>>
81%
30777
48%
**57
92%
Vihtavuori N540
<<locked>>
81%
56840
89%
**00
100%
Vihtavuori N550
<<locked>>
81%
47079
74%
**51
100%
Vihtavuori N555
<<locked>>
81%
34925
55%
**28
99%
[Vihtavuori N560]*
<<locked>>
82%
34156
54%
**18
90%
[Vihtavuori N565]*
<<locked>>
87%
33765
53%
**02
90%
[Vihtavuori N568]*
<<locked>>
94%
37971
60%
**36
90%
Winchester 6.5 StaBALL
<<locked>>
81%
43671
68%
**33
100%
Winchester 760
<<locked>>
81%
49806
78%
**07
99%
Winchester StaBALL HD
<<locked>>
81%
25860
41%
**33
98%

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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