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Load data for .300 Weath. Mag. + .308 | 150gr | Nosler CT FailSafe

Recommended Powder(s): Alliant Reloder-16, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70, Vihtavuori N555

.300 Weath. Mag. + .308 | 150gr | Nosler CT FailSafe

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 150gr | Nosler CT FailSafe
Manufacturer SKU:
53170
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.120" | 28.4mm
Caliber:
.300 Weath. Mag. load data
Case Length (l3):
2.824" | 71.7mm
Cartridge Length (C.O.L.):
3.507" | 89.1mm
Seated Depth:
0.437" | 11.1mm
Shank Seated Depth:
0.437" | 11.1mm
Case Capacity:
98.9 Grains of Water | 6.42 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B4084_C379
Last updated:
2025-01-01

Load data for 142 loads in caliber .300 Weath. Mag. with .308 | 150gr | Nosler CT FailSafe bullet and 71 powders such as Alliant Reloder-16, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70, Vihtavuori N555. 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>>
85%
57276
90%
**17
100%
ADI AR 2209
<<locked>>
96%
57435
90%
**99
98%
ADI AR 2213
<<locked>>
97%
52707
83%
**50
95%
Accurate 2700
<<locked>>
86%
57203
90%
**64
98%
Accurate 3100
<<locked>>
97%
53055
83%
**81
99%
Accurate 4350
<<locked>>
90%
56913
89%
**69
100%
[Accurate MAGPRO]*
<<locked>>
97%
51692
81%
**33
93%
Alliant Reloder- TS 15.5
<<locked>>
84%
57116
90%
**23
100%
Alliant Reloder-16 👍
<<locked>>
92%
56710
89%
**15
100%
Alliant Reloder-17
<<locked>>
87%
57087
89%
**19
100%
Alliant Reloder-19
<<locked>>
96%
56855
89%
**92
98%
Alliant Reloder-22
<<locked>>
97%
52185
82%
**53
97%
Alliant Reloder-23
<<locked>>
97%
49632
78%
**97
100%
Alliant Reloder-25
<<locked>>
97%
43540
68%
**99
98%
Alliant Reloder-26
<<locked>>
97%
57072
89%
**94
100%
Hodgdon H380
<<locked>>
84%
57188
90%
**33
100%
Hodgdon H414
<<locked>>
87%
57116
89%
**86
99%
Hodgdon H4350
<<locked>>
94%
57305
90%
**36
98%
[Hodgdon H4831]*
<<locked>>
97%
49139
77%
**18
94%
Hodgdon H4831 SC
<<locked>>
97%
55303
87%
**36
95%
Hodgdon Hybrid 100V
<<locked>>
94%
57261
90%
**33
100%
Hodgdon LVR
<<locked>>
89%
56869
89%
**66
100%
Hodgdon Superperformance
<<locked>>
89%
57377
90%
**32
99%
Hodgdon VARGET
<<locked>>
85%
57276
90%
**17
100%
Hodgdon TrailBoss
<<locked>>
96%
35143
55%
**52
100%
IMR 4064
<<locked>>
86%
56811
89%
**97
100%
IMR 4166 Enduron
<<locked>>
86%
56739
89%
**97
99%
IMR 4350
<<locked>>
92%
56913
89%
**30
98%
IMR 4451 Enduron
<<locked>>
87%
56855
89%
**14
99%
IMR 4831
<<locked>>
96%
57377
90%
**63
100%
IMR 4955 Enduron
<<locked>>
97%
54563
85%
**84
95%
IMR 7828 SSC
<<locked>>
97%
54462
85%
**89
96%
Lovex S062
<<locked>>
83%
57421
90%
**94
100%
Lovex S065
<<locked>>
89%
57029
89%
**10
100%
Lovex S070
<<locked>>
90%
57014
89%
**27
99%
Lovex S071
<<locked>>
97%
44425
70%
**20
97%
Norma 204
<<locked>>
91%
57058
89%
**76
97%
Norma MRP
<<locked>>
97%
55680
87%
**48
99%
Norma URP
<<locked>>
91%
57000
89%
**69
100%
Ramshot Hunter 👍
<<locked>>
92%
56855
89%
**86
99%
Ramshot Magnum
<<locked>>
97%
51198
80%
**07
97%
ReloadSwiss RS 14
<<locked>>
96%
35781
56%
**95
100%
ReloadSwiss RS 50
<<locked>>
84%
57334
90%
**27
99%
ReloadSwiss RS 60
<<locked>>
88%
57000
89%
**45
100%
ReloadSwiss RS 62 👍
<<locked>>
91%
57392
90%
**99
100%
ReloadSwiss RS 70 👍
<<locked>>
91%
57319
90%
**45
100%
ReloadSwiss RS 76
<<locked>>
97%
42177
66%
**09
96%
Rottweil R 903
<<locked>>
86%
57232
90%
**20
100%
Rottweil R 904
<<locked>>
95%
56782
89%
**33
96%
Rottweil R 905
<<locked>>
97%
57232
90%
**96
98%
Rottweil R 907
<<locked>>
88%
56840
89%
**10
98%
SNPE Vectan SP 11
<<locked>>
85%
57348
90%
**66
100%
SNPE Vectan Tubal 5000
<<locked>>
86%
57406
90%
**89
100%
SNPE Vectan Tubal 7000
<<locked>>
90%
57348
90%
**68
99%
Shooters World Long Rifle
<<locked>>
89%
57029
89%
**10
100%
Shooters World Precision
<<locked>>
83%
57421
90%
**94
100%
Somchem S355
<<locked>>
86%
57203
90%
**14
100%
Somchem S361
<<locked>>
94%
56855
89%
**97
96%
Somchem S365
<<locked>>
93%
56826
89%
**86
100%
Somchem S385
<<locked>>
96%
57145
90%
**50
98%
Vihtavuori N135
<<locked>>
87%
57276
90%
**31
100%
Vihtavuori N150
<<locked>>
91%
56753
89%
**68
100%
Vihtavuori N160
<<locked>>
89%
57145
90%
**36
100%
Vihtavuori N165
<<locked>>
97%
48747
76%
**89
97%
Vihtavuori N550
<<locked>>
89%
57348
90%
**73
100%
Vihtavuori N555 👍
<<locked>>
97%
55521
87%
**76
100%
Vihtavuori N560
<<locked>>
97%
52373
82%
**69
95%
[Vihtavuori N565]*
<<locked>>
97%
45136
71%
**02
93%
Winchester 6.5 StaBALL
<<locked>>
90%
57145
90%
**04
100%
Winchester 760
<<locked>>
87%
57116
89%
**86
99%
Winchester StaBALL HD
<<locked>>
97%
44179
69%
**40
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
50459
79%
**99
100%
[ADI AR 2209]*
<<locked>>
81%
35375
55%
**26
90%
[ADI AR 2213]*
<<locked>>
88%
39378
62%
**41
90%
Accurate 2700
<<locked>>
81%
48994
77%
**20
97%
[Accurate 3100]*
<<locked>>
81%
31618
50%
**98
93%
Accurate 4350
<<locked>>
81%
42293
66%
**90
98%
[Accurate MAGPRO]*
<<locked>>
92%
43729
69%
**79
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
51416
81%
**35
100%
Alliant Reloder-16
<<locked>>
81%
40089
63%
**94
98%
Alliant Reloder-17
<<locked>>
81%
45832
72%
**35
100%
[Alliant Reloder-19]*
<<locked>>
81%
35462
56%
**33
91%
[Alliant Reloder-22]*
<<locked>>
84%
34432
54%
**40
90%
Alliant Reloder-23
<<locked>>
81%
30081
47%
**31
96%
[Alliant Reloder-25]*
<<locked>>
83%
28268
44%
**59
90%
[Alliant Reloder-26]*
<<locked>>
81%
32605
51%
**46
94%
Hodgdon H380
<<locked>>
81%
52156
82%
**51
99%
Hodgdon H414
<<locked>>
81%
47239
74%
**09
97%
[Hodgdon H4350]*
<<locked>>
81%
38972
61%
**72
94%
[Hodgdon H4831]*
<<locked>>
90%
40205
63%
**22
90%
[Hodgdon H4831 SC]*
<<locked>>
87%
40205
63%
**22
90%
Hodgdon Hybrid 100V
<<locked>>
81%
37840
59%
**72
99%
Hodgdon LVR
<<locked>>
81%
44454
70%
**36
98%
Hodgdon Superperformance
<<locked>>
81%
42511
67%
**40
95%
Hodgdon VARGET
<<locked>>
81%
49719
78%
**82
100%
Hodgdon TrailBoss
<<locked>>
81%
28079
44%
**88
100%
IMR 4064
<<locked>>
81%
49284
77%
**66
100%
IMR 4166 Enduron
<<locked>>
81%
48298
76%
**33
97%
IMR 4350
<<locked>>
81%
40886
64%
**08
95%
IMR 4451 Enduron
<<locked>>
81%
46992
74%
**33
97%
IMR 4831
<<locked>>
81%
36550
57%
**49
97%
[IMR 4955 Enduron]*
<<locked>>
86%
39102
61%
**62
90%
[IMR 7828 SSC]*
<<locked>>
87%
39117
61%
**54
90%
Lovex S062
<<locked>>
81%
53519
84%
**41
100%
Lovex S065
<<locked>>
81%
44556
70%
**74
98%
Lovex S070
<<locked>>
81%
42815
67%
**61
96%
[Lovex S071]*
<<locked>>
81%
27818
44%
**84
90%
[Norma 204]*
<<locked>>
81%
40524
63%
**38
93%
[Norma MRP]*
<<locked>>
81%
32779
51%
**23
91%
Norma URP
<<locked>>
81%
41437
65%
**81
98%
Ramshot Hunter
<<locked>>
81%
40176
63%
**61
96%
[Ramshot Magnum]*
<<locked>>
85%
33112
52%
**84
90%
ReloadSwiss RS 14
<<locked>>
81%
28718
45%
**34
100%
ReloadSwiss RS 50
<<locked>>
81%
51764
81%
**28
99%
ReloadSwiss RS 60
<<locked>>
81%
44440
70%
**25
100%
ReloadSwiss RS 62
<<locked>>
81%
41814
66%
**13
98%
ReloadSwiss RS 70
<<locked>>
81%
40263
63%
**07
97%
[ReloadSwiss RS 76]*
<<locked>>
90%
33591
53%
**46
90%
Rottweil R 903
<<locked>>
81%
49240
77%
**89
100%
[Rottweil R 904]*
<<locked>>
81%
37333
58%
**33
90%
[Rottweil R 905]*
<<locked>>
81%
34316
54%
**00
90%
Rottweil R 907
<<locked>>
81%
45803
72%
**00
96%
SNPE Vectan SP 11
<<locked>>
81%
49937
78%
**35
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
49734
78%
**77
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
43845
69%
**22
96%
Shooters World Long Rifle
<<locked>>
81%
44556
70%
**74
98%
Shooters World Precision
<<locked>>
81%
53519
84%
**41
100%
Somchem S355
<<locked>>
81%
49269
77%
**79
100%
[Somchem S361]*
<<locked>>
83%
39610
62%
**46
90%
Somchem S365
<<locked>>
81%
37695
59%
**25
100%
[Somchem S385]*
<<locked>>
81%
35389
55%
**03
92%
Vihtavuori N135
<<locked>>
81%
47776
75%
**84
100%
Vihtavuori N150
<<locked>>
81%
42380
66%
**22
100%
Vihtavuori N160
<<locked>>
81%
44498
70%
**10
99%
[Vihtavuori N165]*
<<locked>>
84%
32343
51%
**12
90%
Vihtavuori N550
<<locked>>
81%
45165
71%
**59
99%
Vihtavuori N555
<<locked>>
81%
33576
53%
**20
96%
[Vihtavuori N560]*
<<locked>>
89%
39943
63%
**94
90%
[Vihtavuori N565]*
<<locked>>
92%
38725
61%
**58
90%
Winchester 6.5 StaBALL
<<locked>>
81%
41727
65%
**41
100%
Winchester 760
<<locked>>
81%
47239
74%
**09
97%
Winchester StaBALL HD
<<locked>>
81%
27151
43%
**05
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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