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Load data for .300 Weath. Mag. + .308 | 175gr | Sierra Tipped MatchKing

Recommended Powder(s): Alliant Reloder-26, Norma 204, Ramshot Hunter, Vihtavuori N555, Winchester StaBALL HD

.300 Weath. Mag. + .308 | 175gr | Sierra Tipped MatchKing

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 175gr | Sierra Tipped MatchKing
Manufacturer SKU:
7775
Bullet Weight:
175gr | 11.3g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.378" | 35.0mm
Caliber:
.300 Weath. Mag. load data
Case Length (l3):
2.824" | 71.7mm
Cartridge Length (C.O.L.):
3.507" | 89.1mm
Seated Depth:
0.695" | 17.7mm
Shank Seated Depth:
0.499" | 12.7mm
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_B5891_C379
Last updated:
2025-01-01
Recommended Twist Rate:
1:12 - 1:10

Load data for 146 loads in caliber .300 Weath. Mag. with .308 | 175gr | Sierra Tipped MatchKing bullet and 73 powders such as Alliant Reloder-26, Norma 204, 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%
56855
89%
**04
100%
ADI AR 2209
<<locked>>
95%
57348
90%
**05
99%
ADI AR 2213
<<locked>>
97%
53983
85%
**86
97%
[ADI AR 2217]*
<<locked>>
97%
39929
63%
**87
93%
ADI AR 2225
<<locked>>
97%
35201
55%
**31
95%
Accurate 2700
<<locked>>
85%
57377
90%
**77
99%
Accurate 3100
<<locked>>
97%
54157
85%
**00
100%
Accurate 4350
<<locked>>
90%
57232
90%
**63
100%
Accurate MAGPRO
<<locked>>
97%
53461
84%
**89
95%
Alliant Reloder- TS 15.5
<<locked>>
84%
56985
89%
**04
100%
Alliant Reloder-16
<<locked>>
91%
56956
89%
**12
100%
Alliant Reloder-17
<<locked>>
86%
57363
90%
**15
100%
Alliant Reloder-19
<<locked>>
95%
57101
89%
**95
99%
Alliant Reloder-22
<<locked>>
97%
53447
84%
**76
98%
Alliant Reloder-23
<<locked>>
97%
51271
80%
**23
100%
Alliant Reloder-25
<<locked>>
97%
44063
69%
**35
99%
Alliant Reloder-26 👍
<<locked>>
96%
56608
89%
**81
100%
[Hodgdon H1000]*
<<locked>>
97%
39929
63%
**87
93%
Hodgdon H380
<<locked>>
83%
57319
90%
**30
100%
Hodgdon H414
<<locked>>
86%
57072
89%
**89
100%
Hodgdon H4350
<<locked>>
93%
56681
89%
**23
99%
Hodgdon H4831
<<locked>>
97%
50386
79%
**61
96%
Hodgdon H4831 SC
<<locked>>
97%
56855
89%
**69
97%
Hodgdon Hybrid 100V
<<locked>>
93%
57174
90%
**23
100%
Hodgdon LVR
<<locked>>
88%
56971
89%
**69
100%
Hodgdon Retumbo
<<locked>>
97%
35201
55%
**31
95%
Hodgdon Superperformance
<<locked>>
88%
57290
90%
**18
100%
Hodgdon VARGET
<<locked>>
85%
56855
89%
**04
100%
Hodgdon TrailBoss
<<locked>>
96%
34809
55%
**91
100%
IMR 4064
<<locked>>
85%
56652
89%
**87
100%
IMR 4166 Enduron
<<locked>>
86%
57043
89%
**94
100%
IMR 4350
<<locked>>
91%
56695
89%
**23
99%
IMR 4451 Enduron
<<locked>>
87%
57348
90%
**27
100%
IMR 4831
<<locked>>
95%
57087
89%
**53
100%
IMR 4955 Enduron
<<locked>>
97%
55753
87%
**13
97%
IMR 7828 SSC
<<locked>>
97%
55941
88%
**28
98%
Lovex S065
<<locked>>
89%
56971
89%
**13
100%
Lovex S070
<<locked>>
90%
56579
89%
**27
100%
Lovex S071
<<locked>>
97%
45411
71%
**49
99%
Norma 204 👍
<<locked>>
91%
57334
90%
**82
99%
Norma MRP
<<locked>>
97%
56884
89%
**68
100%
Norma URP
<<locked>>
90%
57101
89%
**72
100%
Ramshot Hunter 👍
<<locked>>
91%
57305
90%
**89
100%
Ramshot Magnum
<<locked>>
97%
52765
83%
**53
99%
ReloadSwiss RS 14
<<locked>>
97%
35955
56%
**44
100%
ReloadSwiss RS 50
<<locked>>
83%
57043
89%
**13
100%
ReloadSwiss RS 60
<<locked>>
88%
57435
90%
**31
100%
ReloadSwiss RS 62
<<locked>>
90%
57188
90%
**86
100%
ReloadSwiss RS 70
<<locked>>
90%
57276
90%
**45
100%
ReloadSwiss RS 76
<<locked>>
97%
43149
68%
**61
98%
Rottweil R 903
<<locked>>
85%
57290
90%
**10
100%
Rottweil R 904
<<locked>>
94%
57348
90%
**56
98%
Rottweil R 905
<<locked>>
96%
57392
90%
**02
99%
Rottweil R 907
<<locked>>
88%
56971
89%
**17
99%
SNPE Vectan SP 11
<<locked>>
84%
57174
90%
**49
100%
SNPE Vectan Tubal 5000
<<locked>>
85%
57276
90%
**85
100%
SNPE Vectan Tubal 7000
<<locked>>
89%
56666
89%
**67
100%
Shooters World Long Rifle
<<locked>>
89%
56971
89%
**13
100%
Somchem S355
<<locked>>
85%
57435
90%
**10
100%
Somchem S361
<<locked>>
93%
57232
90%
**13
97%
Somchem S365
<<locked>>
92%
57043
89%
**69
100%
Somchem S385
<<locked>>
95%
57319
90%
**59
99%
Vihtavuori N135
<<locked>>
86%
56695
89%
**05
100%
Vihtavuori N150
<<locked>>
90%
57246
90%
**71
100%
Vihtavuori N160
<<locked>>
88%
56884
89%
**30
100%
Vihtavuori N165
<<locked>>
97%
50415
79%
**35
98%
Vihtavuori N550
<<locked>>
87%
56898
89%
**66
100%
Vihtavuori N555 👍
<<locked>>
97%
57217
90%
**99
100%
Vihtavuori N560
<<locked>>
97%
54114
85%
**05
97%
Vihtavuori N565
<<locked>>
97%
46108
72%
**48
95%
Winchester 6.5 StaBALL
<<locked>>
89%
57101
89%
**00
100%
Winchester 760
<<locked>>
86%
57072
89%
**89
100%
Winchester StaBALL HD 👍
<<locked>>
97%
46470
73%
**66
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
51488
81%
**12
100%
[ADI AR 2209]*
<<locked>>
81%
35998
56%
**75
93%
[ADI AR 2213]*
<<locked>>
84%
34940
55%
**72
90%
[ADI AR 2217]*
<<locked>>
93%
35128
55%
**66
90%
[ADI AR 2225]*
<<locked>>
91%
29370
46%
**41
90%
Accurate 2700
<<locked>>
81%
49603
78%
**49
98%
Accurate 3100
<<locked>>
81%
31560
49%
**48
95%
Accurate 4350
<<locked>>
81%
42743
67%
**23
99%
[Accurate MAGPRO]*
<<locked>>
88%
38740
61%
**87
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
52257
82%
**35
100%
Alliant Reloder-16
<<locked>>
81%
41118
64%
**26
99%
Alliant Reloder-17
<<locked>>
81%
47108
74%
**54
100%
[Alliant Reloder-19]*
<<locked>>
81%
35824
56%
**75
93%
[Alliant Reloder-22]*
<<locked>>
81%
31560
49%
**97
91%
Alliant Reloder-23
<<locked>>
81%
30342
48%
**77
98%
[Alliant Reloder-25]*
<<locked>>
81%
26745
42%
**69
92%
Alliant Reloder-26
<<locked>>
81%
32634
51%
**02
97%
[Hodgdon H1000]*
<<locked>>
93%
35128
55%
**66
90%
Hodgdon H380
<<locked>>
81%
53301
84%
**71
100%
Hodgdon H414
<<locked>>
81%
48428
76%
**38
99%
Hodgdon H4350
<<locked>>
81%
39682
62%
**08
96%
[Hodgdon H4831]*
<<locked>>
86%
35766
56%
**46
90%
[Hodgdon H4831 SC]*
<<locked>>
83%
35766
56%
**46
90%
Hodgdon Hybrid 100V
<<locked>>
81%
38609
60%
**08
100%
Hodgdon LVR
<<locked>>
81%
45455
71%
**72
99%
[Hodgdon Retumbo]*
<<locked>>
91%
29370
46%
**41
90%
Hodgdon Superperformance
<<locked>>
81%
43569
68%
**79
97%
Hodgdon VARGET
<<locked>>
81%
50966
80%
**12
100%
Hodgdon TrailBoss
<<locked>>
81%
27949
44%
**44
100%
IMR 4064
<<locked>>
81%
50575
79%
**89
100%
IMR 4166 Enduron
<<locked>>
81%
49342
77%
**69
99%
IMR 4350
<<locked>>
81%
41742
65%
**57
97%
IMR 4451 Enduron
<<locked>>
81%
47630
75%
**62
98%
IMR 4831
<<locked>>
81%
36999
58%
**82
98%
[IMR 4955 Enduron]*
<<locked>>
81%
34519
54%
**87
90%
[IMR 7828 SSC]*
<<locked>>
82%
34243
54%
**66
90%
Lovex S065
<<locked>>
81%
45121
71%
**07
99%
Lovex S070
<<locked>>
81%
43337
68%
**90
98%
[Lovex S071]*
<<locked>>
81%
27064
42%
**20
92%
Norma 204
<<locked>>
81%
41118
64%
**77
95%
[Norma MRP]*
<<locked>>
81%
32866
52%
**62
93%
Norma URP
<<locked>>
81%
42061
66%
**10
99%
Ramshot Hunter
<<locked>>
81%
40872
64%
**97
98%
[Ramshot Magnum]*
<<locked>>
81%
29428
46%
**21
90%
ReloadSwiss RS 14
<<locked>>
81%
28558
45%
**86
100%
ReloadSwiss RS 50
<<locked>>
81%
53171
83%
**58
100%
ReloadSwiss RS 60
<<locked>>
81%
45411
71%
**41
100%
ReloadSwiss RS 62
<<locked>>
81%
42511
67%
**43
99%
ReloadSwiss RS 70
<<locked>>
81%
40973
64%
**53
99%
[ReloadSwiss RS 76]*
<<locked>>
86%
29617
46%
**84
90%
Rottweil R 903
<<locked>>
81%
49922
78%
**02
100%
[Rottweil R 904]*
<<locked>>
81%
37318
58%
**59
92%
[Rottweil R 905]*
<<locked>>
81%
35012
55%
**59
93%
Rottweil R 907
<<locked>>
81%
46195
72%
**23
98%
SNPE Vectan SP 11
<<locked>>
81%
51155
80%
**58
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
50560
79%
**90
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
44367
70%
**54
98%
Shooters World Long Rifle
<<locked>>
81%
45121
71%
**07
99%
Somchem S355
<<locked>>
81%
49980
78%
**99
100%
[Somchem S361]*
<<locked>>
81%
37927
59%
**49
91%
Somchem S365
<<locked>>
81%
38783
61%
**67
100%
[Somchem S385]*
<<locked>>
81%
35491
56%
**39
94%
Vihtavuori N135
<<locked>>
81%
48660
76%
**97
100%
Vihtavuori N150
<<locked>>
81%
42844
67%
**38
100%
Vihtavuori N160
<<locked>>
81%
45353
71%
**36
100%
[Vihtavuori N165]*
<<locked>>
81%
29762
47%
**85
91%
Vihtavuori N550
<<locked>>
81%
46035
72%
**82
100%
Vihtavuori N555
<<locked>>
81%
33866
53%
**52
98%
[Vihtavuori N560]*
<<locked>>
84%
35186
55%
**05
90%
[Vihtavuori N565]*
<<locked>>
88%
34229
54%
**79
90%
Winchester 6.5 StaBALL
<<locked>>
81%
42786
67%
**74
100%
Winchester 760
<<locked>>
81%
48428
76%
**38
99%
Winchester StaBALL HD
<<locked>>
81%
24540
38%
**61
97%

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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