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Load data for .300 Weath. Mag. + .308 | 168gr | Sierra Tipped MatchKing

Recommended Powder(s): Alliant Reloder-26, Ramshot Hunter, ReloadSwiss RS 70, Vihtavuori N555, Winchester StaBALL HD

.300 Weath. Mag. + .308 | 168gr | Sierra Tipped MatchKing

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 168gr | Sierra Tipped MatchKing
Manufacturer SKU:
7768
Bullet Weight:
168gr | 10.9g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.340" | 34.0mm
Caliber:
.300 Weath. Mag. load data
Case Length (l3):
2.824" | 71.7mm
Cartridge Length (C.O.L.):
3.507" | 89.1mm
Seated Depth:
0.658" | 16.7mm
Shank Seated Depth:
0.461" | 11.7mm
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_B5887_C379
Last updated:
2025-02-02
Recommended Twist Rate:
1:11 - 1:9

Load data for 142 loads in caliber .300 Weath. Mag. with .308 | 168gr | Sierra Tipped MatchKing bullet and 71 powders such as Alliant Reloder-26, Ramshot Hunter, ReloadSwiss RS 70, 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>>
85%
57029
89%
**56
100%
ADI AR 2209
<<locked>>
96%
57043
89%
**51
98%
ADI AR 2213
<<locked>>
97%
53476
84%
**28
97%
[ADI AR 2225]*
<<locked>>
97%
34287
54%
**44
93%
Accurate 2700
<<locked>>
86%
57043
89%
**20
99%
Accurate 3100
<<locked>>
97%
52460
82%
**30
99%
Accurate 4350
<<locked>>
90%
56971
89%
**18
100%
[Accurate MAGPRO]*
<<locked>>
97%
51967
81%
**09
94%
Alliant Reloder- TS 15.5
<<locked>>
84%
57145
90%
**69
100%
Alliant Reloder-16
<<locked>>
92%
57305
90%
**74
100%
Alliant Reloder-17
<<locked>>
87%
57421
90%
**71
100%
Alliant Reloder-19
<<locked>>
96%
56942
89%
**45
98%
Alliant Reloder-22
<<locked>>
97%
52649
82%
**18
98%
Alliant Reloder-23
<<locked>>
97%
49501
78%
**43
100%
Alliant Reloder-25
<<locked>>
97%
43192
68%
**71
99%
Alliant Reloder-26 👍
<<locked>>
97%
56971
89%
**40
100%
Hodgdon H380
<<locked>>
84%
57421
90%
**92
100%
Hodgdon H414
<<locked>>
87%
57217
90%
**41
99%
Hodgdon H4350
<<locked>>
94%
57348
90%
**89
99%
Hodgdon H4831
<<locked>>
97%
49023
77%
**81
95%
Hodgdon H4831 SC
<<locked>>
97%
55985
88%
**09
97%
Hodgdon Hybrid 100V
<<locked>>
94%
56985
89%
**79
100%
Hodgdon LVR
<<locked>>
89%
56869
89%
**15
100%
[Hodgdon Retumbo]*
<<locked>>
97%
34287
54%
**44
93%
Hodgdon Superperformance
<<locked>>
89%
57276
90%
**74
99%
Hodgdon VARGET
<<locked>>
85%
57029
89%
**56
100%
Hodgdon TrailBoss
<<locked>>
97%
35172
55%
**37
100%
IMR 4064
<<locked>>
86%
57435
90%
**53
100%
IMR 4166 Enduron
<<locked>>
87%
57261
90%
**56
99%
IMR 4350
<<locked>>
92%
57363
90%
**89
99%
IMR 4451 Enduron
<<locked>>
88%
57392
90%
**72
99%
IMR 4831
<<locked>>
95%
56898
89%
**99
100%
IMR 4955 Enduron
<<locked>>
97%
54592
86%
**46
96%
IMR 7828 SSC
<<locked>>
97%
54447
85%
**51
97%
Lovex S065
<<locked>>
89%
56869
89%
**59
100%
Lovex S070
<<locked>>
90%
56884
89%
**86
99%
Lovex S071
<<locked>>
97%
43903
69%
**76
98%
Norma 204
<<locked>>
91%
56898
89%
**22
98%
Norma MRP
<<locked>>
97%
56072
88%
**10
99%
Norma URP
<<locked>>
91%
57319
90%
**28
100%
Ramshot Hunter 👍
<<locked>>
91%
56637
89%
**38
100%
Ramshot Magnum
<<locked>>
97%
51213
80%
**72
98%
ReloadSwiss RS 14
<<locked>>
97%
35795
56%
**80
100%
ReloadSwiss RS 50
<<locked>>
84%
57072
89%
**69
100%
ReloadSwiss RS 60
<<locked>>
88%
56884
89%
**87
100%
ReloadSwiss RS 62
<<locked>>
90%
57421
90%
**48
100%
ReloadSwiss RS 70 👍
<<locked>>
91%
57203
90%
**04
100%
ReloadSwiss RS 76
<<locked>>
97%
42250
66%
**87
97%
Rottweil R 903
<<locked>>
86%
57043
89%
**59
100%
Rottweil R 904
<<locked>>
95%
57174
90%
**02
98%
Rottweil R 905
<<locked>>
96%
57058
89%
**48
99%
Rottweil R 907
<<locked>>
88%
57072
89%
**76
99%
SNPE Vectan SP 11
<<locked>>
85%
57290
90%
**05
100%
SNPE Vectan Tubal 5000
<<locked>>
85%
56884
89%
**31
100%
SNPE Vectan Tubal 7000
<<locked>>
89%
56797
89%
**27
99%
Shooters World Long Rifle
<<locked>>
89%
56869
89%
**59
100%
Somchem S355
<<locked>>
86%
57276
90%
**69
100%
Somchem S361
<<locked>>
94%
57363
90%
**69
97%
Somchem S365
<<locked>>
93%
56695
89%
**25
100%
Somchem S385
<<locked>>
96%
57348
90%
**18
99%
Vihtavuori N135
<<locked>>
87%
56855
89%
**74
100%
Vihtavuori N150
<<locked>>
91%
57334
90%
**23
100%
Vihtavuori N160
<<locked>>
89%
57101
89%
**86
100%
Vihtavuori N165
<<locked>>
97%
49139
77%
**64
98%
Vihtavuori N550
<<locked>>
88%
57305
90%
**35
100%
Vihtavuori N555 👍
<<locked>>
97%
55172
86%
**28
100%
Vihtavuori N560
<<locked>>
97%
52431
82%
**31
96%
[Vihtavuori N565]*
<<locked>>
97%
44686
70%
**67
94%
Winchester 6.5 StaBALL
<<locked>>
90%
56768
89%
**49
100%
Winchester 760
<<locked>>
87%
57217
90%
**41
99%
Winchester StaBALL HD 👍
<<locked>>
97%
45324
71%
**09
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
50459
79%
**51
100%
[ADI AR 2209]*
<<locked>>
81%
35027
55%
**95
92%
[ADI AR 2213]*
<<locked>>
85%
36042
56%
**41
90%
[ADI AR 2225]*
<<locked>>
93%
29994
47%
**07
90%
Accurate 2700
<<locked>>
81%
48805
76%
**82
98%
[Accurate 3100]*
<<locked>>
81%
30603
48%
**64
94%
Accurate 4350
<<locked>>
81%
41553
65%
**49
99%
[Accurate MAGPRO]*
<<locked>>
90%
40161
63%
**69
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
50981
80%
**71
100%
Alliant Reloder-16
<<locked>>
81%
40001
63%
**53
99%
Alliant Reloder-17
<<locked>>
81%
45934
72%
**90
100%
[Alliant Reloder-19]*
<<locked>>
81%
34925
55%
**98
92%
[Alliant Reloder-22]*
<<locked>>
82%
31691
50%
**43
90%
Alliant Reloder-23
<<locked>>
81%
29617
46%
**00
97%
[Alliant Reloder-25]*
<<locked>>
81%
25976
41%
**79
90%
Alliant Reloder-26
<<locked>>
81%
31821
50%
**15
96%
Hodgdon H380
<<locked>>
81%
51924
81%
**00
100%
Hodgdon H414
<<locked>>
81%
47427
74%
**77
98%
Hodgdon H4350
<<locked>>
81%
38682
61%
**35
95%
[Hodgdon H4831]*
<<locked>>
88%
37043
58%
**25
90%
[Hodgdon H4831 SC]*
<<locked>>
84%
36782
58%
**18
90%
Hodgdon Hybrid 100V
<<locked>>
81%
37478
59%
**35
99%
Hodgdon LVR
<<locked>>
81%
44208
69%
**99
99%
[Hodgdon Retumbo]*
<<locked>>
93%
29994
47%
**07
90%
Hodgdon Superperformance
<<locked>>
81%
42525
67%
**12
97%
Hodgdon VARGET
<<locked>>
81%
49850
78%
**38
100%
Hodgdon TrailBoss
<<locked>>
81%
27818
44%
**80
100%
IMR 4064
<<locked>>
81%
49472
78%
**28
100%
IMR 4166 Enduron
<<locked>>
81%
48312
76%
**02
98%
IMR 4350
<<locked>>
81%
40683
64%
**84
96%
IMR 4451 Enduron
<<locked>>
81%
46659
73%
**95
98%
IMR 4831
<<locked>>
81%
35955
56%
**05
98%
[IMR 4955 Enduron]*
<<locked>>
83%
35578
56%
**56
90%
[IMR 7828 SSC]*
<<locked>>
84%
35810
56%
**44
90%
Lovex S065
<<locked>>
81%
44150
69%
**40
98%
Lovex S070
<<locked>>
81%
42409
66%
**20
97%
[Lovex S071]*
<<locked>>
81%
26208
41%
**36
91%
[Norma 204]*
<<locked>>
81%
40321
63%
**13
94%
[Norma MRP]*
<<locked>>
81%
32039
50%
**85
92%
Norma URP
<<locked>>
81%
41176
65%
**40
99%
Ramshot Hunter
<<locked>>
81%
40030
63%
**23
97%
[Ramshot Magnum]*
<<locked>>
83%
30603
48%
**07
90%
ReloadSwiss RS 14
<<locked>>
81%
28471
45%
**22
100%
ReloadSwiss RS 50
<<locked>>
81%
51967
81%
**90
99%
ReloadSwiss RS 60
<<locked>>
81%
44309
69%
**81
100%
ReloadSwiss RS 62
<<locked>>
81%
41379
65%
**69
99%
ReloadSwiss RS 70
<<locked>>
81%
39987
63%
**72
98%
[ReloadSwiss RS 76]*
<<locked>>
88%
30574
48%
**49
90%
Rottweil R 903
<<locked>>
81%
48834
77%
**35
100%
[Rottweil R 904]*
<<locked>>
81%
36332
57%
**82
91%
[Rottweil R 905]*
<<locked>>
81%
33953
53%
**75
92%
Rottweil R 907
<<locked>>
81%
45223
71%
**56
97%
SNPE Vectan SP 11
<<locked>>
81%
49951
78%
**87
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
49516
78%
**30
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
43178
68%
**80
97%
Shooters World Long Rifle
<<locked>>
81%
44150
69%
**40
98%
Somchem S355
<<locked>>
81%
48892
77%
**35
100%
[Somchem S361]*
<<locked>>
81%
37202
58%
**72
90%
Somchem S365
<<locked>>
81%
37608
59%
**97
100%
[Somchem S385]*
<<locked>>
81%
34795
55%
**75
94%
Vihtavuori N135
<<locked>>
81%
47572
75%
**40
100%
Vihtavuori N150
<<locked>>
81%
41814
66%
**71
100%
Vihtavuori N160
<<locked>>
81%
44382
70%
**66
99%
[Vihtavuori N165]*
<<locked>>
81%
29573
46%
**25
90%
Vihtavuori N550
<<locked>>
81%
44759
70%
**08
99%
Vihtavuori N555
<<locked>>
81%
32967
52%
**75
97%
[Vihtavuori N560]*
<<locked>>
86%
36332
57%
**84
90%
[Vihtavuori N565]*
<<locked>>
90%
35360
55%
**54
90%
Winchester 6.5 StaBALL
<<locked>>
81%
41524
65%
**97
100%
Winchester 760
<<locked>>
81%
47427
74%
**77
98%
Winchester StaBALL HD
<<locked>>
81%
26150
41%
**70
96%

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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