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Load data for .300 Weath. Mag. + .308 | 165gr | Nosler CT FailSafe

Recommended Powder(s): Alliant Reloder-26, IMR 4831, Ramshot Hunter, Vihtavuori N555, Winchester StaBALL HD

.300 Weath. Mag. + .308 | 165gr | Nosler CT FailSafe

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 165gr | Nosler CT FailSafe
Manufacturer SKU:
53175
Bullet Weight:
165gr | 10.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.240" | 31.5mm
Caliber:
.300 Weath. Mag. load data
Case Length (l3):
2.824" | 71.7mm
Cartridge Length (C.O.L.):
3.507" | 89.1mm
Seated Depth:
0.557" | 14.2mm
Shank Seated Depth:
0.557" | 14.2mm
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_B4094_C379
Last updated:
2025-01-01

Load data for 140 loads in caliber .300 Weath. Mag. with .308 | 165gr | Nosler CT FailSafe bullet and 70 powders such as Alliant Reloder-26, IMR 4831, Ramshot Hunter, Vihtavuori N555, Winchester StaBALL HD. 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>>
84%
57174
90%
**76
100%
ADI AR 2209
<<locked>>
94%
56869
89%
**68
98%
ADI AR 2213
<<locked>>
97%
54911
86%
**71
97%
[ADI AR 2217]*
<<locked>>
97%
40741
64%
**59
92%
[ADI AR 2225]*
<<locked>>
97%
36492
57%
**10
94%
Accurate 2700
<<locked>>
85%
57406
90%
**40
99%
Accurate 3100
<<locked>>
97%
55854
88%
**92
100%
Accurate 4350
<<locked>>
89%
56840
89%
**31
100%
Accurate MAGPRO
<<locked>>
97%
54317
85%
**64
95%
Alliant Reloder-16
<<locked>>
91%
57377
90%
**87
100%
Alliant Reloder-17
<<locked>>
86%
56942
89%
**84
100%
Alliant Reloder-19
<<locked>>
95%
56782
89%
**61
98%
Alliant Reloder-22
<<locked>>
97%
54462
85%
**68
98%
Alliant Reloder-23
<<locked>>
97%
52359
82%
**09
100%
Alliant Reloder-25
<<locked>>
97%
45237
71%
**30
99%
Alliant Reloder-26 👍
<<locked>>
95%
56565
89%
**59
100%
[Hodgdon H1000]*
<<locked>>
97%
40741
64%
**59
92%
Hodgdon H414
<<locked>>
85%
57145
90%
**54
99%
Hodgdon H4350
<<locked>>
92%
57261
90%
**09
99%
Hodgdon H4831
<<locked>>
97%
50937
80%
**40
95%
Hodgdon H4831 SC
<<locked>>
96%
56942
89%
**41
97%
Hodgdon Hybrid 100V
<<locked>>
92%
57203
90%
**05
100%
Hodgdon LVR
<<locked>>
87%
56956
89%
**38
100%
[Hodgdon Retumbo]*
<<locked>>
97%
36492
57%
**10
94%
Hodgdon Superperformance
<<locked>>
88%
57217
90%
**94
99%
Hodgdon VARGET
<<locked>>
84%
57029
89%
**79
100%
Hodgdon TrailBoss
<<locked>>
97%
35389
55%
**57
100%
IMR 4064
<<locked>>
85%
57217
90%
**66
100%
IMR 4166 Enduron
<<locked>>
85%
57217
90%
**66
99%
IMR 4350
<<locked>>
91%
57276
90%
**09
99%
IMR 4451 Enduron
<<locked>>
86%
57029
89%
**92
99%
IMR 4831 👍
<<locked>>
94%
57290
90%
**25
100%
IMR 4955 Enduron
<<locked>>
97%
56666
89%
**99
97%
IMR 7828 SSC
<<locked>>
97%
56768
89%
**10
97%
Lovex S065
<<locked>>
88%
57261
90%
**86
100%
Lovex S070
<<locked>>
89%
56913
89%
**99
99%
Lovex S071
<<locked>>
97%
46978
74%
**44
99%
Norma 204
<<locked>>
90%
57392
90%
**51
98%
Norma MRP
<<locked>>
96%
57043
89%
**40
99%
Norma URP
<<locked>>
90%
57203
90%
**41
100%
Ramshot Hunter 👍
<<locked>>
91%
57334
90%
**61
100%
Ramshot Magnum
<<locked>>
97%
54099
85%
**38
99%
ReloadSwiss RS 14
<<locked>>
96%
36085
57%
**00
100%
ReloadSwiss RS 60
<<locked>>
87%
56753
89%
**07
100%
ReloadSwiss RS 62
<<locked>>
89%
57246
90%
**64
100%
ReloadSwiss RS 70
<<locked>>
90%
57174
90%
**10
100%
ReloadSwiss RS 76
<<locked>>
97%
44382
70%
**53
98%
Rottweil R 903
<<locked>>
84%
57058
89%
**82
100%
Rottweil R 904
<<locked>>
94%
56985
89%
**09
97%
Rottweil R 905
<<locked>>
95%
57188
90%
**71
99%
Rottweil R 907
<<locked>>
87%
57116
90%
**86
99%
SNPE Vectan SP 11
<<locked>>
84%
56710
89%
**18
100%
SNPE Vectan Tubal 5000
<<locked>>
84%
57000
89%
**54
100%
SNPE Vectan Tubal 7000
<<locked>>
88%
57246
90%
**40
99%
Shooters World Long Rifle
<<locked>>
88%
57261
90%
**86
100%
Somchem S355
<<locked>>
85%
57145
90%
**86
100%
Somchem S361
<<locked>>
93%
57130
90%
**82
97%
Somchem S365
<<locked>>
92%
57072
89%
**48
100%
Somchem S385
<<locked>>
95%
57319
90%
**28
99%
Vihtavuori N135
<<locked>>
86%
56942
89%
**90
100%
Vihtavuori N150
<<locked>>
89%
57043
89%
**36
100%
Vihtavuori N160
<<locked>>
87%
57159
90%
**09
100%
Vihtavuori N165
<<locked>>
97%
51097
80%
**17
98%
Vihtavuori N550
<<locked>>
87%
57014
89%
**38
100%
Vihtavuori N555 👍
<<locked>>
96%
57000
89%
**64
100%
Vihtavuori N560
<<locked>>
97%
55245
87%
**97
97%
Vihtavuori N565
<<locked>>
97%
47384
74%
**33
95%
Winchester 6.5 StaBALL
<<locked>>
89%
57246
90%
**79
100%
Winchester 760
<<locked>>
85%
57145
90%
**54
99%
Winchester StaBALL HD 👍
<<locked>>
97%
48051
75%
**74
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
52214
82%
**04
100%
[ADI AR 2209]*
<<locked>>
81%
37173
58%
**64
93%
[ADI AR 2213]*
<<locked>>
84%
36521
57%
**61
90%
[ADI AR 2217]*
<<locked>>
93%
36492
57%
**51
90%
[ADI AR 2225]*
<<locked>>
91%
30589
48%
**26
90%
Accurate 2700
<<locked>>
81%
50618
79%
**35
98%
Accurate 3100
<<locked>>
81%
33359
52%
**49
95%
Accurate 4350
<<locked>>
81%
44454
70%
**12
99%
[Accurate MAGPRO]*
<<locked>>
88%
40509
63%
**89
90%
Alliant Reloder-16
<<locked>>
81%
42264
66%
**15
99%
Alliant Reloder-17
<<locked>>
81%
48240
76%
**43
100%
[Alliant Reloder-19]*
<<locked>>
81%
37072
58%
**64
93%
[Alliant Reloder-22]*
<<locked>>
81%
32837
51%
**92
91%
Alliant Reloder-23
<<locked>>
81%
31879
50%
**75
98%
[Alliant Reloder-25]*
<<locked>>
81%
28137
44%
**54
92%
Alliant Reloder-26
<<locked>>
81%
34316
54%
**94
97%
[Hodgdon H1000]*
<<locked>>
93%
36492
57%
**51
90%
Hodgdon H414
<<locked>>
81%
49429
77%
**27
98%
Hodgdon H4350
<<locked>>
81%
40814
64%
**94
96%
[Hodgdon H4831]*
<<locked>>
87%
37115
58%
**38
90%
[Hodgdon H4831 SC]*
<<locked>>
83%
37115
58%
**38
90%
Hodgdon Hybrid 100V
<<locked>>
81%
40059
63%
**03
100%
Hodgdon LVR
<<locked>>
81%
46485
73%
**54
99%
[Hodgdon Retumbo]*
<<locked>>
91%
30589
48%
**26
90%
Hodgdon Superperformance
<<locked>>
81%
44628
70%
**71
97%
Hodgdon VARGET
<<locked>>
81%
51895
81%
**94
100%
Hodgdon TrailBoss
<<locked>>
81%
28195
44%
**99
100%
IMR 4064
<<locked>>
81%
51387
81%
**74
100%
IMR 4166 Enduron
<<locked>>
81%
50285
79%
**48
98%
IMR 4350
<<locked>>
81%
42714
67%
**40
96%
IMR 4451 Enduron
<<locked>>
81%
48718
76%
**41
98%
IMR 4831
<<locked>>
81%
38580
60%
**80
98%
[IMR 4955 Enduron]*
<<locked>>
82%
35955
56%
**75
90%
[IMR 7828 SSC]*
<<locked>>
83%
36303
57%
**74
90%
Lovex S065
<<locked>>
81%
46383
73%
**95
99%
Lovex S070
<<locked>>
81%
44570
70%
**76
98%
[Lovex S071]*
<<locked>>
81%
29066
46%
**21
92%
Norma 204
<<locked>>
81%
42395
66%
**66
95%
[Norma MRP]*
<<locked>>
81%
34229
54%
**54
93%
Norma URP
<<locked>>
81%
43366
68%
**99
99%
Ramshot Hunter
<<locked>>
81%
42119
66%
**89
98%
[Ramshot Magnum]*
<<locked>>
81%
30661
48%
**10
90%
ReloadSwiss RS 14
<<locked>>
81%
28863
45%
**42
100%
ReloadSwiss RS 60
<<locked>>
81%
46528
73%
**33
100%
ReloadSwiss RS 62
<<locked>>
81%
43758
69%
**28
99%
ReloadSwiss RS 70
<<locked>>
81%
42163
66%
**41
99%
[ReloadSwiss RS 76]*
<<locked>>
86%
30937
48%
**72
90%
Rottweil R 903
<<locked>>
81%
51343
80%
**90
100%
[Rottweil R 904]*
<<locked>>
81%
38537
60%
**48
92%
[Rottweil R 905]*
<<locked>>
81%
36318
57%
**51
93%
Rottweil R 907
<<locked>>
81%
47514
74%
**22
98%
SNPE Vectan SP 11
<<locked>>
81%
52301
82%
**46
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
51764
81%
**76
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
45643
72%
**40
98%
Shooters World Long Rifle
<<locked>>
81%
46383
73%
**95
99%
Somchem S355
<<locked>>
81%
51329
80%
**87
100%
[Somchem S361]*
<<locked>>
81%
39363
62%
**41
91%
Somchem S365
<<locked>>
81%
40103
63%
**62
100%
[Somchem S385]*
<<locked>>
81%
36898
58%
**31
94%
Vihtavuori N135
<<locked>>
81%
49922
78%
**82
100%
Vihtavuori N150
<<locked>>
81%
44353
69%
**33
100%
Vihtavuori N160
<<locked>>
81%
46644
73%
**28
100%
[Vihtavuori N165]*
<<locked>>
81%
31053
49%
**70
91%
Vihtavuori N550
<<locked>>
81%
47311
74%
**77
100%
Vihtavuori N555
<<locked>>
81%
35375
55%
**48
98%
[Vihtavuori N560]*
<<locked>>
84%
36825
58%
**07
90%
[Vihtavuori N565]*
<<locked>>
88%
35621
56%
**67
90%
Winchester 6.5 StaBALL
<<locked>>
81%
43671
68%
**56
100%
Winchester 760
<<locked>>
81%
49429
77%
**27
98%
Winchester StaBALL HD
<<locked>>
81%
25933
41%
**66
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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