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Load data for .300 Weath. Mag. + .308 | 150gr | Impala LW CFN

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

.300 Weath. Mag. + .308 | 150gr | Impala LW CFN

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 150gr | Impala LW CFN
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.196" | 30.4mm
Caliber:
.300 Weath. Mag. load data
Case Length (l3):
2.824" | 71.7mm
Cartridge Length (C.O.L.):
3.507" | 89.1mm
Seated Depth:
0.513" | 13.0mm
Shank Seated Depth:
0.513" | 13.0mm
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_B2986_C379
Last updated:
2025-01-01

Load data for 146 loads in caliber .300 Weath. Mag. with .308 | 150gr | Impala LW CFN bullet and 73 powders such as Alliant Reloder-16, Hodgdon Superperformance, 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".

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  • .

    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 2208
<<locked>>
86%
56985
89%
**04
100%
ADI AR 2209
<<locked>>
96%
57072
89%
**89
97%
ADI AR 2213
<<locked>>
97%
51663
81%
**23
95%
Accurate 2700
<<locked>>
86%
57217
90%
**58
98%
Accurate 3100
<<locked>>
97%
52011
81%
**58
99%
Accurate 4350
<<locked>>
90%
56405
88%
**59
100%
[Accurate MAGPRO]*
<<locked>>
97%
50502
79%
**10
92%
Alliant Reloder- TS 15.5
<<locked>>
85%
56985
89%
**14
100%
Alliant Reloder-16 👍
<<locked>>
93%
57043
89%
**22
100%
Alliant Reloder-17
<<locked>>
88%
56942
89%
**28
100%
Alliant Reloder-19
<<locked>>
97%
56927
89%
**89
98%
Alliant Reloder-22
<<locked>>
97%
50821
80%
**23
96%
Alliant Reloder-23
<<locked>>
97%
48182
75%
**64
100%
Alliant Reloder-25
<<locked>>
97%
42395
66%
**79
98%
Alliant Reloder-26
<<locked>>
97%
55303
87%
**74
100%
Hodgdon CFE223
<<locked>>
83%
57101
89%
**66
100%
Hodgdon H380
<<locked>>
84%
57203
90%
**27
100%
Hodgdon H414
<<locked>>
87%
57029
89%
**79
99%
Hodgdon H4350
<<locked>>
94%
56840
89%
**23
98%
[Hodgdon H4831]*
<<locked>>
97%
48312
76%
**99
93%
Hodgdon H4831 SC
<<locked>>
97%
54201
85%
**14
95%
Hodgdon Hybrid 100V
<<locked>>
94%
56797
89%
**27
100%
Hodgdon LVR
<<locked>>
90%
57363
90%
**73
100%
Hodgdon Superperformance 👍
<<locked>>
90%
57435
90%
**19
99%
Hodgdon VARGET
<<locked>>
86%
56681
89%
**04
100%
Hodgdon TrailBoss
<<locked>>
97%
35244
55%
**49
100%
IMR 4064
<<locked>>
86%
56985
89%
**94
100%
IMR 4166 Enduron
<<locked>>
87%
56985
89%
**97
99%
IMR 4350
<<locked>>
92%
56869
89%
**23
98%
IMR 4451 Enduron
<<locked>>
88%
56869
89%
**07
99%
IMR 4831
<<locked>>
96%
56768
89%
**43
100%
IMR 4955 Enduron
<<locked>>
97%
53447
84%
**58
95%
IMR 7828 SSC
<<locked>>
97%
53200
83%
**59
95%
Lovex S062
<<locked>>
84%
57290
90%
**94
100%
Lovex S065
<<locked>>
90%
57101
89%
**04
99%
Lovex S070
<<locked>>
91%
56971
89%
**23
99%
Lovex S071
<<locked>>
97%
43598
68%
**97
97%
Norma 203B
<<locked>>
83%
57087
89%
**30
100%
Norma 204
<<locked>>
92%
57116
89%
**73
97%
Norma MRP
<<locked>>
97%
54317
85%
**22
99%
Norma URP
<<locked>>
92%
57116
89%
**69
100%
Ramshot Hunter 👍
<<locked>>
92%
56884
89%
**82
99%
Ramshot Magnum
<<locked>>
97%
50038
78%
**74
97%
ReloadSwiss RS 14
<<locked>>
96%
35650
56%
**88
100%
ReloadSwiss RS 50
<<locked>>
84%
56753
89%
**07
99%
ReloadSwiss RS 60
<<locked>>
89%
56898
89%
**41
100%
ReloadSwiss RS 62 👍
<<locked>>
91%
57305
90%
**92
100%
ReloadSwiss RS 70 👍
<<locked>>
92%
57421
90%
**45
100%
ReloadSwiss RS 76
<<locked>>
97%
41495
65%
**72
95%
Rottweil R 903
<<locked>>
86%
57246
90%
**17
100%
Rottweil R 904
<<locked>>
96%
57014
89%
**33
96%
Rottweil R 905
<<locked>>
97%
56753
89%
**79
98%
Rottweil R 907
<<locked>>
89%
57406
90%
**14
98%
SNPE Vectan SP 11
<<locked>>
85%
56710
89%
**50
100%
SNPE Vectan Tubal 5000
<<locked>>
86%
57232
90%
**89
100%
SNPE Vectan Tubal 7000
<<locked>>
90%
57319
90%
**64
99%
Shooters World Long Rifle
<<locked>>
90%
57101
89%
**04
99%
Shooters World Precision
<<locked>>
84%
57290
90%
**94
100%
Somchem S355
<<locked>>
86%
56971
89%
**14
100%
Somchem S361
<<locked>>
94%
57145
90%
**87
95%
Somchem S365
<<locked>>
94%
57246
90%
**92
100%
Somchem S385
<<locked>>
97%
57087
89%
**46
98%
Vihtavuori N135
<<locked>>
88%
57043
89%
**22
100%
Vihtavuori N150
<<locked>>
91%
56579
89%
**58
100%
Vihtavuori N160
<<locked>>
89%
57072
89%
**30
100%
Vihtavuori N165
<<locked>>
97%
48240
76%
**76
96%
Vihtavuori N550
<<locked>>
89%
56782
89%
**73
100%
Vihtavuori N555
<<locked>>
97%
54839
86%
**63
100%
[Vihtavuori N560]*
<<locked>>
97%
51285
80%
**46
94%
[Vihtavuori N565]*
<<locked>>
97%
43903
69%
**69
92%
Winchester 6.5 StaBALL
<<locked>>
91%
57246
90%
**04
100%
Winchester 760
<<locked>>
87%
57029
89%
**79
99%
Winchester StaBALL HD
<<locked>>
97%
42743
67%
**10
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
49647
78%
**82
100%
[ADI AR 2209]*
<<locked>>
81%
35143
55%
**13
90%
[ADI AR 2213]*
<<locked>>
89%
39697
62%
**48
90%
Accurate 2700
<<locked>>
81%
48254
76%
**04
97%
[Accurate 3100]*
<<locked>>
81%
30966
49%
**79
92%
Accurate 4350
<<locked>>
81%
41481
65%
**71
98%
[Accurate MAGPRO]*
<<locked>>
93%
44280
69%
**82
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
50575
79%
**09
100%
Alliant Reloder-16
<<locked>>
81%
39755
62%
**81
98%
Alliant Reloder-17
<<locked>>
81%
45121
71%
**12
100%
[Alliant Reloder-19]*
<<locked>>
81%
34853
55%
**03
90%
[Alliant Reloder-22]*
<<locked>>
85%
34650
54%
**46
90%
Alliant Reloder-23
<<locked>>
81%
29718
47%
**08
96%
[Alliant Reloder-25]*
<<locked>>
84%
28660
45%
**69
90%
[Alliant Reloder-26]*
<<locked>>
81%
31894
50%
**30
94%
Hodgdon CFE223
<<locked>>
81%
53316
84%
**07
100%
Hodgdon H380
<<locked>>
81%
51416
81%
**38
99%
Hodgdon H414
<<locked>>
81%
46601
73%
**86
97%
[Hodgdon H4350]*
<<locked>>
81%
38290
60%
**53
93%
[Hodgdon H4831]*
<<locked>>
91%
40393
63%
**28
90%
[Hodgdon H4831 SC]*
<<locked>>
88%
40509
63%
**25
90%
Hodgdon Hybrid 100V
<<locked>>
81%
37318
58%
**66
99%
Hodgdon LVR
<<locked>>
81%
43685
68%
**20
98%
Hodgdon Superperformance
<<locked>>
81%
42047
66%
**20
95%
Hodgdon VARGET
<<locked>>
81%
49356
77%
**69
100%
Hodgdon TrailBoss
<<locked>>
81%
28108
44%
**85
100%
IMR 4064
<<locked>>
81%
48849
77%
**63
100%
IMR 4166 Enduron
<<locked>>
81%
47964
75%
**30
97%
[IMR 4350]*
<<locked>>
81%
40219
63%
**92
94%
IMR 4451 Enduron
<<locked>>
81%
46282
73%
**17
97%
IMR 4831
<<locked>>
81%
36042
56%
**30
97%
[IMR 4955 Enduron]*
<<locked>>
87%
39552
62%
**69
90%
[IMR 7828 SSC]*
<<locked>>
88%
39436
62%
**51
90%
Lovex S062
<<locked>>
81%
52649
82%
**15
100%
Lovex S065
<<locked>>
81%
43816
69%
**58
97%
Lovex S070
<<locked>>
81%
42105
66%
**44
96%
[Lovex S071]*
<<locked>>
82%
27557
43%
**80
90%
Norma 203B
<<locked>>
81%
53447
84%
**71
100%
[Norma 204]*
<<locked>>
81%
39755
62%
**18
92%
[Norma MRP]*
<<locked>>
81%
32010
50%
**97
90%
Norma URP
<<locked>>
81%
40669
64%
**64
98%
Ramshot Hunter
<<locked>>
81%
39523
62%
**48
96%
[Ramshot Magnum]*
<<locked>>
86%
33547
53%
**87
90%
ReloadSwiss RS 14
<<locked>>
81%
28500
45%
**21
100%
ReloadSwiss RS 50
<<locked>>
81%
51111
80%
**05
98%
ReloadSwiss RS 60
<<locked>>
81%
43613
68%
**99
100%
ReloadSwiss RS 62
<<locked>>
81%
40669
64%
**81
98%
ReloadSwiss RS 70
<<locked>>
81%
39407
62%
**87
97%
[ReloadSwiss RS 76]*
<<locked>>
90%
33649
53%
**49
90%
Rottweil R 903
<<locked>>
81%
48385
76%
**72
100%
[Rottweil R 904]*
<<locked>>
82%
37565
59%
**36
90%
[Rottweil R 905]*
<<locked>>
81%
33924
53%
**87
90%
Rottweil R 907
<<locked>>
81%
45063
71%
**81
96%
SNPE Vectan SP 11
<<locked>>
81%
49211
77%
**25
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
48979
77%
**64
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
43105
68%
**02
96%
Shooters World Long Rifle
<<locked>>
81%
43816
69%
**58
97%
Shooters World Precision
<<locked>>
81%
52649
82%
**15
100%
Somchem S355
<<locked>>
81%
48428
76%
**63
100%
[Somchem S361]*
<<locked>>
83%
40045
63%
**56
90%
Somchem S365
<<locked>>
81%
36898
58%
**08
99%
[Somchem S385]*
<<locked>>
81%
34766
54%
**84
92%
Vihtavuori N135
<<locked>>
81%
47036
74%
**71
100%
Vihtavuori N150
<<locked>>
81%
41669
65%
**02
100%
Vihtavuori N160
<<locked>>
81%
43787
69%
**97
99%
[Vihtavuori N165]*
<<locked>>
84%
32532
51%
**15
90%
Vihtavuori N550
<<locked>>
81%
44454
70%
**33
98%
Vihtavuori N555
<<locked>>
81%
32793
51%
**97
96%
[Vihtavuori N560]*
<<locked>>
89%
40596
64%
**00
90%
[Vihtavuori N565]*
<<locked>>
93%
38841
61%
**54
90%
Winchester 6.5 StaBALL
<<locked>>
81%
41234
65%
**22
100%
Winchester 760
<<locked>>
81%
46601
73%
**86
97%
[Winchester StaBALL HD]*
<<locked>>
81%
26484
41%
**72
94%

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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