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Load data for .27 Nosler + .277 | 150gr | Sierra SBT GameKing

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Recommended Powder(s): Hodgdon H4831, ReloadSwiss RS 76, ReloadSwiss RS 80, Vihtavuori N565, Vihtavuori N568

.27 Nosler + .277 | 150gr | Sierra SBT GameKing

Load Specifications

Bullet:
.277 | 150gr | Sierra SBT GameKing
Manufacturer SKU:
1840
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.277" | 7.04mm
Bullet Length:
1.250" | 31.7mm
Caliber:
.27 Nosler load data
Case Length (l3):
2.590" | 65.8mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.550" | 14.0mm
Shank Seated Depth:
0.400" | 10.2mm
Case Capacity:
98.4 Grains of Water | 6.39 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
64977 psi | 4480 bar
LID:
LID_B5831_C999
Last updated:
2025-01-01
Recommended Twist Rate:
1:11 - 1:9

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

Load data for 92 loads in caliber .27 Nosler with .277 | 150gr | Sierra SBT GameKing bullet and 46 powders such as Hodgdon H4831, ReloadSwiss RS 76, ReloadSwiss RS 80, Vihtavuori N565, Vihtavuori N568. 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. 39.4 fps

  • .

    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 2209
<<locked>>
86%
58305
90%
**38
100%
ADI AR 2213
<<locked>>
89%
58363
90%
**81
100%
ADI AR 2217
<<locked>>
97%
56014
86%
**41
100%
ADI AR 2218
<<locked>>
97%
48907
75%
**02
96%
ADI AR 2225
<<locked>>
97%
51169
79%
**02
100%
Accurate 3100
<<locked>>
89%
57899
89%
**69
100%
Accurate MAGPRO
<<locked>>
89%
58305
90%
**91
99%
Alliant Reloder-19
<<locked>>
87%
58378
90%
**38
100%
Alliant Reloder-22
<<locked>>
89%
57914
89%
**58
100%
Alliant Reloder-23
<<locked>>
90%
58305
90%
**99
100%
Alliant Reloder-25
<<locked>>
94%
58117
89%
**71
100%
Alliant Reloder-26
<<locked>>
86%
58305
90%
**74
100%
Alliant Reloder-33
<<locked>>
97%
53882
83%
**58
97%
[Alliant Reloder-50]*
<<locked>>
97%
45992
71%
**90
94%
Hodgdon H1000
<<locked>>
97%
56014
86%
**41
100%
Hodgdon H4350
<<locked>>
85%
58334
90%
**82
100%
Hodgdon H4831 👍
<<locked>>
92%
58392
90%
**25
99%
Hodgdon H4831 SC
<<locked>>
88%
58030
89%
**22
99%
Hodgdon Hybrid 100V
<<locked>>
84%
58262
90%
**36
100%
Hodgdon Retumbo
<<locked>>
97%
51169
79%
**02
100%
Hodgdon TrailBoss
<<locked>>
97%
36085
56%
**80
100%
IMR 4831
<<locked>>
86%
58015
89%
**63
100%
IMR 4955 Enduron
<<locked>>
89%
58291
90%
**95
99%
IMR 7828 SSC
<<locked>>
88%
58073
89%
**77
100%
IMR 7977 Enduron
<<locked>>
94%
58030
89%
**59
95%
IMR 8133 Enduron
<<locked>>
97%
47036
72%
**07
98%
[Lovex D100]*
<<locked>>
97%
55782
86%
**53
93%
Lovex S071
<<locked>>
94%
57899
89%
**69
100%
Norma 217
<<locked>>
97%
47718
73%
**36
100%
Norma MRP
<<locked>>
87%
58015
89%
**77
100%
Ramshot Magnum
<<locked>>
89%
58175
90%
**35
100%
ReloadSwiss RS 14
<<locked>>
97%
37144
57%
**29
100%
ReloadSwiss RS 76 👍
<<locked>>
94%
57957
89%
**36
100%
ReloadSwiss RS 80 👍
<<locked>>
96%
57957
89%
**10
99%
Rottweil R 904
<<locked>>
86%
58218
90%
**99
100%
Rottweil R 905
<<locked>>
87%
58291
90%
**31
100%
Somchem S361
<<locked>>
85%
57928
89%
**56
99%
Somchem S385
<<locked>>
87%
58436
90%
**99
100%
Vihtavuori N165
<<locked>>
91%
58102
89%
**76
100%
Vihtavuori N170
<<locked>>
97%
52054
80%
**04
95%
Vihtavuori N555
<<locked>>
87%
58378
90%
**99
100%
Vihtavuori N560
<<locked>>
89%
57957
89%
**94
99%
Vihtavuori N565 👍
<<locked>>
93%
57986
89%
**71
100%
Vihtavuori N568 👍
<<locked>>
96%
57928
89%
**07
99%
Vihtavuori N570
<<locked>>
97%
58015
89%
**43
97%
Winchester StaBALL HD
<<locked>>
90%
58247
90%
**94
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
48921
75%
**81
99%
ADI AR 2213
<<locked>>
81%
43990
68%
**22
98%
[ADI AR 2217]*
<<locked>>
81%
32677
50%
**33
93%
[ADI AR 2218]*
<<locked>>
90%
38203
59%
**30
90%
ADI AR 2225
<<locked>>
81%
29936
46%
**97
95%
Accurate 3100
<<locked>>
81%
44599
69%
**40
100%
Accurate MAGPRO
<<locked>>
81%
44077
68%
**18
96%
Alliant Reloder-19
<<locked>>
81%
48675
75%
**71
99%
Alliant Reloder-22
<<locked>>
81%
44657
69%
**18
99%
Alliant Reloder-23
<<locked>>
81%
43265
67%
**53
100%
Alliant Reloder-25
<<locked>>
81%
37608
58%
**94
100%
Alliant Reloder-26
<<locked>>
81%
49284
76%
**40
100%
[Alliant Reloder-33]*
<<locked>>
86%
36129
56%
**77
90%
[Alliant Reloder-50]*
<<locked>>
91%
37347
57%
**90
90%
[Hodgdon H1000]*
<<locked>>
81%
32677
50%
**33
93%
Hodgdon H4350
<<locked>>
81%
51808
80%
**77
100%
Hodgdon H4831
<<locked>>
81%
41191
63%
**03
96%
Hodgdon H4831 SC
<<locked>>
81%
45963
71%
**05
97%
Hodgdon Hybrid 100V
<<locked>>
81%
52866
81%
**58
100%
Hodgdon Retumbo
<<locked>>
81%
29936
46%
**97
95%
Hodgdon TrailBoss
<<locked>>
81%
28906
44%
**26
100%
IMR 4831
<<locked>>
81%
50038
77%
**44
100%
IMR 4955 Enduron
<<locked>>
81%
44904
69%
**53
97%
IMR 7828 SSC
<<locked>>
81%
45484
70%
**54
98%
[IMR 7977 Enduron]*
<<locked>>
85%
44005
68%
**90
90%
[IMR 8133 Enduron]*
<<locked>>
82%
28079
43%
**34
90%
[Lovex D100]*
<<locked>>
93%
48037
74%
**15
90%
Lovex S071
<<locked>>
81%
38348
59%
**18
99%
[Norma 217]*
<<locked>>
81%
27514
42%
**41
93%
Norma MRP
<<locked>>
81%
47471
73%
**97
100%
Ramshot Magnum
<<locked>>
81%
42453
65%
**69
99%
ReloadSwiss RS 14
<<locked>>
81%
29472
45%
**62
100%
ReloadSwiss RS 76
<<locked>>
81%
35911
55%
**97
98%
[ReloadSwiss RS 80]*
<<locked>>
81%
32735
50%
**79
91%
Rottweil R 904
<<locked>>
81%
49661
76%
**48
99%
Rottweil R 905
<<locked>>
81%
48443
75%
**58
99%
Somchem S361
<<locked>>
81%
50473
78%
**38
98%
Somchem S385
<<locked>>
81%
48805
75%
**35
100%
Vihtavuori N165
<<locked>>
81%
41307
64%
**84
98%
[Vihtavuori N170]*
<<locked>>
88%
39465
61%
**48
90%
Vihtavuori N555
<<locked>>
81%
47964
74%
**38
100%
Vihtavuori N560
<<locked>>
81%
44701
69%
**38
97%
Vihtavuori N565
<<locked>>
81%
39117
60%
**00
96%
[Vihtavuori N568]*
<<locked>>
81%
34084
52%
**02
91%
[Vihtavuori N570]*
<<locked>>
85%
36985
57%
**00
90%
Winchester StaBALL HD
<<locked>>
81%
41452
64%
**18
100%

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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