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Load data for .300 Weath. Mag. + .308 | 180gr | Speer RN

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Recommended Powder(s):

.300 Weath. Mag. + .308 | 180gr | Speer RN

Load Specifications

Bullet:
.308 | 180gr | Speer RN
Manufacturer SKU:
2047
Bullet Weight:
180gr | 11.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.100" | 27.9mm
Caliber:
.300 Weath. Mag.
Case Length (l3):
2.824" | 71.7mm
Cartridge Length (C.O.L.):
3.507" | 89.1mm
Seated Depth:
0.417" | 10.6mm
Shank Seated Depth:
0.417" | 10.6mm
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_B6169_C379

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

Load data for 134 loads in caliber .300 Weath. Mag. with .308 | 180gr | Speer RN bullet and 67 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".

    • A load must fulfill certain criteria to be listed in the default view below - see here.

    • Our load data might deviate from other sources - see the most common reasons here

    • All loads are based on the bullet and case dimensions shown under "Load Specifications" - see here what to do if you deviate.

    • You can set your specifications in the "Personalized Load Calculator".

    • Go to the bottom of the "My Account " page to set the measure system (imperial vs. metric) 

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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 2209 👍
<<locked>>
93%
57261
90%
**76
99%
ADI AR 2213
<<locked>>
96%
57014
89%
**09
98%
ADI AR 2217
<<locked>>
97%
42830
67%
**36
95%
ADI AR 2225
<<locked>>
97%
38290
60%
**94
97%
Accurate 2700
<<locked>>
84%
57261
90%
**48
100%
Accurate 3100
<<locked>>
96%
56985
89%
**17
100%
Accurate 4350
<<locked>>
87%
56840
89%
**33
100%
Accurate MAGPRO
<<locked>>
96%
57029
89%
**15
97%
Alliant Reloder-16
<<locked>>
89%
56753
89%
**69
100%
Alliant Reloder-17
<<locked>>
84%
57246
90%
**79
100%
Alliant Reloder-19 👍
<<locked>>
93%
57000
89%
**72
99%
Alliant Reloder-22
<<locked>>
96%
56782
89%
**12
99%
Alliant Reloder-23
<<locked>>
97%
55898
88%
**53
100%
Alliant Reloder-25
<<locked>>
97%
48515
76%
**94
100%
Alliant Reloder-26 👍
<<locked>>
93%
56913
89%
**45
100%
Hodgdon H1000
<<locked>>
97%
42830
67%
**36
95%
Hodgdon H414
<<locked>>
83%
56724
89%
**56
100%
Hodgdon H4350
<<locked>>
90%
56942
89%
**10
100%
Hodgdon H4831
<<locked>>
97%
54360
85%
**07
97%
Hodgdon H4831 SC
<<locked>>
94%
56855
89%
**46
98%
Hodgdon Hybrid 100V
<<locked>>
90%
56971
89%
**90
100%
Hodgdon LVR
<<locked>>
86%
57246
90%
**43
100%
Hodgdon Retumbo
<<locked>>
97%
38290
60%
**94
97%
Hodgdon Superperformance
<<locked>>
86%
57087
89%
**95
100%
Hodgdon TrailBoss
<<locked>>
96%
35114
55%
**91
100%
IMR 4166 Enduron
<<locked>>
84%
56666
89%
**71
100%
IMR 4350
<<locked>>
89%
56971
89%
**10
100%
IMR 4451 Enduron
<<locked>>
85%
57305
90%
**04
100%
IMR 4831
<<locked>>
92%
56884
89%
**17
100%
IMR 4955 Enduron
<<locked>>
95%
57159
90%
**23
98%
IMR 7828 SSC
<<locked>>
95%
57319
90%
**31
99%
Lovex S065
<<locked>>
87%
57203
90%
**87
100%
Lovex S070
<<locked>>
88%
57334
90%
**13
100%
Lovex S071
<<locked>>
97%
49023
77%
**89
100%
Norma 204
<<locked>>
88%
56869
89%
**49
99%
Norma 217
<<locked>>
97%
34127
53%
**15
95%
Norma MRP 👍
<<locked>>
94%
57246
90%
**38
100%
Norma URP
<<locked>>
88%
57276
90%
**43
100%
Ramshot Hunter
<<locked>>
88%
56869
89%
**53
100%
Ramshot Magnum
<<locked>>
97%
57406
90%
**99
100%
ReloadSwiss RS 14
<<locked>>
97%
36289
57%
**41
100%
ReloadSwiss RS 60
<<locked>>
85%
57348
90%
**05
100%
ReloadSwiss RS 62
<<locked>>
87%
57072
89%
**56
100%
ReloadSwiss RS 70
<<locked>>
88%
56942
89%
**12
100%
ReloadSwiss RS 76
<<locked>>
97%
47268
74%
**33
99%
[ReloadSwiss RS 80]*
<<locked>>
97%
42830
67%
**12
94%
Rottweil R 904
<<locked>>
92%
57363
90%
**23
98%
Rottweil R 905 👍
<<locked>>
93%
57029
89%
**63
99%
Rottweil R 907
<<locked>>
86%
57188
90%
**94
100%
SNPE Vectan Tubal 7000
<<locked>>
87%
57159
90%
**51
100%
Shooters World Long Rifle
<<locked>>
87%
57203
90%
**87
100%
Somchem S355
<<locked>>
83%
57305
90%
**84
100%
Somchem S361
<<locked>>
91%
56782
89%
**90
98%
Somchem S365
<<locked>>
90%
57232
90%
**43
100%
Somchem S385
<<locked>>
93%
57058
89%
**36
100%
Vihtavuori N135
<<locked>>
84%
56898
89%
**79
100%
Vihtavuori N150
<<locked>>
88%
56942
89%
**31
100%
Vihtavuori N160
<<locked>>
86%
57319
90%
**00
100%
Vihtavuori N165
<<locked>>
97%
53983
85%
**67
99%
Vihtavuori N550
<<locked>>
85%
57014
89%
**36
100%
Vihtavuori N555
<<locked>>
94%
57000
89%
**59
100%
Vihtavuori N560
<<locked>>
96%
56898
89%
**31
98%
Vihtavuori N565
<<locked>>
97%
50676
79%
**04
97%
[Vihtavuori N568]*
<<locked>>
97%
44063
69%
**22
94%
Winchester 6.5 StaBALL
<<locked>>
87%
56913
89%
**64
100%
Winchester 760
<<locked>>
83%
56724
89%
**56
100%
Winchester StaBALL HD
<<locked>>
97%
52692
83%
**28
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
38725
61%
**21
95%
[ADI AR 2213]*
<<locked>>
81%
34418
54%
**36
91%
[ADI AR 2217]*
<<locked>>
88%
32808
51%
**87
90%
[ADI AR 2225]*
<<locked>>
86%
27673
43%
**69
90%
Accurate 2700
<<locked>>
81%
52939
83%
**85
99%
Accurate 3100
<<locked>>
81%
34577
54%
**97
97%
Accurate 4350
<<locked>>
81%
46499
73%
**59
100%
[Accurate MAGPRO]*
<<locked>>
84%
37072
58%
**21
90%
Alliant Reloder-16
<<locked>>
81%
44309
69%
**62
100%
Alliant Reloder-17
<<locked>>
81%
51314
80%
**90
100%
Alliant Reloder-19
<<locked>>
81%
38769
61%
**25
95%
[Alliant Reloder-22]*
<<locked>>
81%
34316
54%
**56
93%
Alliant Reloder-23
<<locked>>
81%
33040
52%
**26
99%
[Alliant Reloder-25]*
<<locked>>
81%
28747
45%
**11
94%
Alliant Reloder-26
<<locked>>
81%
36187
57%
**57
98%
[Hodgdon H1000]*
<<locked>>
88%
32808
51%
**87
90%
Hodgdon H414
<<locked>>
81%
52199
82%
**77
99%
Hodgdon H4350
<<locked>>
81%
42395
66%
**51
97%
[Hodgdon H4831]*
<<locked>>
82%
33794
53%
**77
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
36071
57%
**39
91%
Hodgdon Hybrid 100V
<<locked>>
81%
41785
65%
**44
100%
Hodgdon LVR
<<locked>>
81%
48747
76%
**05
100%
[Hodgdon Retumbo]*
<<locked>>
86%
27673
43%
**69
90%
Hodgdon Superperformance
<<locked>>
81%
47427
74%
**28
99%
Hodgdon TrailBoss
<<locked>>
81%
28108
44%
**40
100%
IMR 4166 Enduron
<<locked>>
81%
52315
82%
**95
99%
IMR 4350
<<locked>>
81%
44440
70%
**87
98%
IMR 4451 Enduron
<<locked>>
81%
50546
79%
**85
99%
IMR 4831
<<locked>>
81%
40074
63%
**21
99%
[IMR 4955 Enduron]*
<<locked>>
81%
36651
57%
**23
92%
[IMR 7828 SSC]*
<<locked>>
81%
35346
55%
**75
92%
Lovex S065
<<locked>>
81%
48138
75%
**36
100%
Lovex S070
<<locked>>
81%
46354
73%
**30
99%
[Lovex S071]*
<<locked>>
81%
29660
46%
**72
94%
Norma 204
<<locked>>
81%
44556
70%
**30
97%
[Norma 217]*
<<locked>>
91%
28166
44%
**25
90%
Norma MRP
<<locked>>
81%
35998
56%
**28
96%
Norma URP
<<locked>>
81%
45469
71%
**49
100%
Ramshot Hunter
<<locked>>
81%
44411
70%
**46
99%
[Ramshot Magnum]*
<<locked>>
81%
31676
50%
**77
93%
ReloadSwiss RS 14
<<locked>>
81%
28761
45%
**80
100%
ReloadSwiss RS 60
<<locked>>
81%
49313
77%
**77
100%
ReloadSwiss RS 62
<<locked>>
81%
46311
73%
**79
100%
ReloadSwiss RS 70
<<locked>>
81%
44367
70%
**95
100%
[ReloadSwiss RS 76]*
<<locked>>
82%
28340
44%
**28
90%
[ReloadSwiss RS 80]*
<<locked>>
92%
35665
56%
**31
90%
[Rottweil R 904]*
<<locked>>
81%
40016
63%
**08
94%
Rottweil R 905
<<locked>>
81%
37898
59%
**02
95%
Rottweil R 907
<<locked>>
81%
49197
77%
**66
99%
SNPE Vectan Tubal 7000
<<locked>>
81%
47398
74%
**90
99%
Shooters World Long Rifle
<<locked>>
81%
48138
75%
**36
100%
Somchem S355
<<locked>>
81%
53359
84%
**18
100%
[Somchem S361]*
<<locked>>
81%
40712
64%
**92
94%
Somchem S365
<<locked>>
81%
42235
66%
**00
100%
Somchem S385
<<locked>>
81%
38450
60%
**89
96%
Vihtavuori N135
<<locked>>
81%
51677
81%
**10
100%
Vihtavuori N150
<<locked>>
81%
45905
72%
**64
100%
Vihtavuori N160
<<locked>>
81%
49052
77%
**69
100%
[Vihtavuori N165]*
<<locked>>
81%
32445
51%
**34
93%
Vihtavuori N550
<<locked>>
81%
49429
77%
**12
100%
Vihtavuori N555
<<locked>>
81%
37159
58%
**02
99%
[Vihtavuori N560]*
<<locked>>
81%
34389
54%
**59
91%
[Vihtavuori N565]*
<<locked>>
84%
32619
51%
**10
90%
[Vihtavuori N568]*
<<locked>>
92%
37086
58%
**57
90%
Winchester 6.5 StaBALL
<<locked>>
81%
46006
72%
**07
100%
Winchester 760
<<locked>>
81%
52199
82%
**77
99%
Winchester StaBALL HD
<<locked>>
81%
28384
44%
**30
99%

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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