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Load data for .300 Weath. Mag. + .308 | 180gr | NorthFork Bonded Core

Recommended Powder(s):

.300 Weath. Mag. + .308 | 180gr | NorthFork Bonded Core

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 180gr | NorthFork Bonded Core
Bullet Weight:
180gr | 11.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.305" | 33.1mm
Caliber:
.300 Weath. Mag. load data
Case Length (l3):
2.824" | 71.7mm
Cartridge Length (C.O.L.):
3.507" | 89.1mm
Seated Depth:
0.622" | 15.8mm
Shank Seated Depth:
0.622" | 15.8mm
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_B3918_C379
Last updated:
2025-01-01

Load data for 146 loads in caliber .300 Weath. Mag. with .308 | 180gr | NorthFork Bonded Core bullet and 73 powder(s). 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>>
83%
56811
89%
**58
100%
ADI AR 2209
<<locked>>
94%
57363
90%
**72
99%
ADI AR 2213
<<locked>>
97%
55840
87%
**86
98%
[ADI AR 2217]*
<<locked>>
97%
40930
64%
**80
94%
ADI AR 2225
<<locked>>
97%
36622
57%
**44
96%
Accurate 2700
<<locked>>
85%
57232
90%
**41
99%
Accurate 3100
<<locked>>
97%
55970
88%
**87
100%
Accurate 4350
<<locked>>
88%
56681
89%
**23
100%
Accurate MAGPRO
<<locked>>
97%
55448
87%
**89
96%
Alliant Reloder-16
<<locked>>
90%
56985
89%
**76
100%
Alliant Reloder-17
<<locked>>
85%
57319
90%
**69
100%
Alliant Reloder-19
<<locked>>
94%
57159
90%
**63
99%
Alliant Reloder-22
<<locked>>
97%
55434
87%
**76
99%
Alliant Reloder-23
<<locked>>
97%
52837
83%
**04
100%
Alliant Reloder-25
<<locked>>
97%
46050
72%
**41
100%
Alliant Reloder-26 👍
<<locked>>
95%
56768
89%
**48
100%
[Hodgdon H1000]*
<<locked>>
97%
40930
64%
**80
94%
Hodgdon H414
<<locked>>
85%
57290
90%
**59
100%
Hodgdon H4350
<<locked>>
92%
57319
90%
**04
100%
Hodgdon H4831
<<locked>>
97%
51982
81%
**51
96%
Hodgdon H4831 SC
<<locked>>
96%
57159
90%
**40
98%
Hodgdon Hybrid 100V
<<locked>>
92%
57392
90%
**90
100%
Hodgdon LVR
<<locked>>
87%
57029
89%
**23
100%
Hodgdon Retumbo
<<locked>>
97%
36622
57%
**44
96%
Hodgdon Superperformance
<<locked>>
87%
57145
90%
**86
100%
Hodgdon VARGET
<<locked>>
84%
56811
89%
**58
100%
Hodgdon TrailBoss
<<locked>>
97%
35418
55%
**81
100%
IMR 4064
<<locked>>
84%
57319
90%
**54
100%
IMR 4166 Enduron
<<locked>>
85%
56956
89%
**61
100%
IMR 4350
<<locked>>
90%
56826
89%
**94
100%
IMR 4451 Enduron
<<locked>>
86%
57145
90%
**84
100%
IMR 4831
<<locked>>
94%
57232
90%
**10
100%
IMR 4955 Enduron
<<locked>>
97%
56971
89%
**07
98%
IMR 7828 SSC
<<locked>>
96%
56826
89%
**12
98%
Lovex S065
<<locked>>
88%
56869
89%
**67
100%
Lovex S070
<<locked>>
89%
57348
90%
**07
100%
Lovex S071
<<locked>>
97%
46746
73%
**46
99%
Norma 204 👍
<<locked>>
90%
57116
89%
**40
99%
[Norma 217]*
<<locked>>
97%
32285
51%
**56
93%
Norma MRP 👍
<<locked>>
96%
57203
90%
**35
100%
Norma URP
<<locked>>
89%
57305
90%
**30
100%
Ramshot Hunter 👍
<<locked>>
90%
57188
90%
**59
100%
Ramshot Magnum
<<locked>>
97%
54766
86%
**53
99%
ReloadSwiss RS 14
<<locked>>
97%
36085
57%
**21
100%
ReloadSwiss RS 60
<<locked>>
87%
57261
90%
**95
100%
ReloadSwiss RS 62
<<locked>>
89%
57276
90%
**49
100%
ReloadSwiss RS 70
<<locked>>
89%
56666
89%
**95
100%
ReloadSwiss RS 76
<<locked>>
97%
44585
70%
**71
99%
[ReloadSwiss RS 80]*
<<locked>>
97%
40335
63%
**40
92%
Rottweil R 903
<<locked>>
84%
57392
90%
**71
100%
Rottweil R 904
<<locked>>
93%
56623
89%
**00
98%
Rottweil R 905
<<locked>>
95%
57000
89%
**59
99%
Rottweil R 907
<<locked>>
87%
56869
89%
**81
99%
SNPE Vectan SP 11
<<locked>>
83%
56739
89%
**04
100%
SNPE Vectan Tubal 5000
<<locked>>
84%
57290
90%
**43
100%
SNPE Vectan Tubal 7000
<<locked>>
88%
57363
90%
**38
100%
Shooters World Long Rifle
<<locked>>
88%
56869
89%
**67
100%
Somchem S355
<<locked>>
85%
57377
90%
**71
100%
Somchem S361
<<locked>>
92%
57290
90%
**84
98%
Somchem S365
<<locked>>
91%
56579
89%
**30
100%
Somchem S385
<<locked>>
94%
57072
89%
**23
100%
Vihtavuori N135
<<locked>>
86%
57029
89%
**79
100%
Vihtavuori N150
<<locked>>
90%
57305
90%
**35
100%
Vihtavuori N160
<<locked>>
87%
57261
90%
**97
100%
Vihtavuori N165
<<locked>>
97%
51880
81%
**31
99%
Vihtavuori N550
<<locked>>
87%
56913
89%
**30
100%
Vihtavuori N555
<<locked>>
96%
56884
89%
**49
100%
Vihtavuori N560
<<locked>>
97%
55941
88%
**09
98%
Vihtavuori N565
<<locked>>
97%
47471
74%
**35
96%
[Vihtavuori N568]*
<<locked>>
97%
41713
65%
**59
92%
Winchester 6.5 StaBALL
<<locked>>
88%
56971
89%
**64
100%
Winchester 760
<<locked>>
85%
57290
90%
**59
100%
Winchester StaBALL HD 👍
<<locked>>
97%
48892
77%
**69
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
52736
83%
**05
100%
[ADI AR 2209]*
<<locked>>
81%
37043
58%
**72
94%
[ADI AR 2213]*
<<locked>>
82%
33982
53%
**16
90%
[ADI AR 2217]*
<<locked>>
91%
33968
53%
**07
90%
[ADI AR 2225]*
<<locked>>
89%
28137
44%
**85
90%
Accurate 2700
<<locked>>
81%
50763
80%
**36
99%
Accurate 3100
<<locked>>
81%
32663
51%
**44
96%
Accurate 4350
<<locked>>
81%
44135
69%
**13
100%
[Accurate MAGPRO]*
<<locked>>
86%
37782
59%
**35
90%
Alliant Reloder-16
<<locked>>
81%
42380
66%
**17
100%
Alliant Reloder-17
<<locked>>
81%
48936
77%
**51
100%
[Alliant Reloder-19]*
<<locked>>
81%
36898
58%
**69
94%
[Alliant Reloder-22]*
<<locked>>
81%
32721
51%
**07
92%
Alliant Reloder-23
<<locked>>
81%
31372
49%
**74
99%
[Alliant Reloder-25]*
<<locked>>
81%
27557
43%
**72
93%
Alliant Reloder-26
<<locked>>
81%
34142
54%
**08
98%
[Hodgdon H1000]*
<<locked>>
91%
33968
53%
**07
90%
Hodgdon H414
<<locked>>
81%
49908
78%
**28
99%
Hodgdon H4350
<<locked>>
81%
40785
64%
**08
97%
[Hodgdon H4831]*
<<locked>>
84%
34418
54%
**84
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
34577
54%
**93
90%
Hodgdon Hybrid 100V
<<locked>>
81%
39871
62%
**08
100%
Hodgdon LVR
<<locked>>
81%
46760
73%
**59
100%
[Hodgdon Retumbo]*
<<locked>>
89%
28137
44%
**85
90%
Hodgdon Superperformance
<<locked>>
81%
45339
71%
**85
98%
Hodgdon VARGET
<<locked>>
81%
52214
82%
**92
100%
Hodgdon TrailBoss
<<locked>>
83%
29066
46%
**50
100%
IMR 4064
<<locked>>
81%
51866
81%
**82
100%
IMR 4166 Enduron
<<locked>>
81%
50502
79%
**53
99%
IMR 4350
<<locked>>
81%
42873
67%
**48
97%
IMR 4451 Enduron
<<locked>>
81%
48892
77%
**49
99%
IMR 4831
<<locked>>
81%
38203
60%
**72
99%
[IMR 4955 Enduron]*
<<locked>>
81%
34896
55%
**70
91%
[IMR 7828 SSC]*
<<locked>>
81%
33634
53%
**20
90%
Lovex S065
<<locked>>
81%
46296
73%
**94
99%
Lovex S070
<<locked>>
81%
44512
70%
**80
98%
[Lovex S071]*
<<locked>>
81%
28094
44%
**23
93%
Norma 204
<<locked>>
81%
42699
67%
**84
96%
[Norma 217]*
<<locked>>
93%
28311
44%
**28
90%
Norma MRP
<<locked>>
81%
33939
53%
**69
95%
Norma URP
<<locked>>
81%
43337
68%
**97
100%
Ramshot Hunter
<<locked>>
81%
42250
66%
**97
98%
[Ramshot Magnum]*
<<locked>>
81%
30168
47%
**18
91%
ReloadSwiss RS 14
<<locked>>
81%
28674
45%
**67
100%
ReloadSwiss RS 60
<<locked>>
81%
47137
74%
**38
100%
ReloadSwiss RS 62
<<locked>>
81%
43845
69%
**30
100%
ReloadSwiss RS 70
<<locked>>
81%
42177
66%
**43
99%
[ReloadSwiss RS 76]*
<<locked>>
84%
28776
45%
**25
90%
[ReloadSwiss RS 80]*
<<locked>>
94%
36434
57%
**38
90%
Rottweil R 903
<<locked>>
81%
51329
80%
**85
100%
[Rottweil R 904]*
<<locked>>
81%
38392
60%
**62
93%
[Rottweil R 905]*
<<locked>>
81%
36172
57%
**52
94%
Rottweil R 907
<<locked>>
81%
47485
74%
**23
98%
SNPE Vectan SP 11
<<locked>>
81%
52707
83%
**38
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
51764
81%
**67
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
45339
71%
**38
98%
Shooters World Long Rifle
<<locked>>
81%
46296
73%
**94
99%
Somchem S355
<<locked>>
81%
51300
80%
**82
100%
[Somchem S361]*
<<locked>>
81%
38928
61%
**39
92%
Somchem S365
<<locked>>
81%
40161
63%
**57
100%
Somchem S385
<<locked>>
81%
36767
58%
**46
95%
Vihtavuori N135
<<locked>>
81%
49690
78%
**74
100%
Vihtavuori N150
<<locked>>
81%
44048
69%
**21
100%
Vihtavuori N160
<<locked>>
81%
46963
74%
**36
100%
[Vihtavuori N165]*
<<locked>>
81%
30705
48%
**82
92%
Vihtavuori N550
<<locked>>
81%
47340
74%
**66
100%
Vihtavuori N555
<<locked>>
81%
35114
55%
**59
99%
[Vihtavuori N560]*
<<locked>>
82%
34026
53%
**46
90%
[Vihtavuori N565]*
<<locked>>
86%
33228
52%
**16
90%
[Vihtavuori N568]*
<<locked>>
94%
37652
59%
**61
90%
Winchester 6.5 StaBALL
<<locked>>
81%
43947
69%
**67
100%
Winchester 760
<<locked>>
81%
49908
78%
**28
99%
Winchester StaBALL HD
<<locked>>
81%
26092
41%
**74
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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