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Load data for .300 Lapua Mag. + .308 | 190gr | Sierra HP MatchKing

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Recommended Powder(s):

.300 Lapua Mag. + .308 | 190gr | Sierra HP MatchKing

Load Specifications

Bullet:
.308 | 190gr | Sierra HP MatchKing
Manufacturer SKU:
2210
Bullet Weight:
190gr | 12.3g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.365" | 34.7mm
Caliber:
.300 Lapua Mag.
Case Length (l3):
2.724" | 69.2mm
Cartridge Length (C.O.L.):
3.625" | 92.1mm
Seated Depth:
0.464" | 11.8mm
Shank Seated Depth:
0.219" | 5.6mm
Case Capacity:
100.0 Grains of Water | 6.49 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
60916 psi | 4200 bar
LID:
LID_B5898_C363

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

Load data for 112 loads in caliber .300 Lapua Mag. with .308 | 190gr | Sierra HP MatchKing bullet and 56 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>>
89%
54636
90%
**74
99%
ADI AR 2213
<<locked>>
92%
54288
89%
**04
99%
ADI AR 2217
<<locked>>
97%
46209
76%
**59
97%
ADI AR 2225
<<locked>>
97%
41568
68%
**26
99%
Accurate 3100
<<locked>>
93%
54737
90%
**15
100%
Accurate 4350
<<locked>>
84%
54679
90%
**31
100%
Accurate MAGPRO
<<locked>>
93%
54259
89%
**20
97%
Alliant Reloder-16
<<locked>>
85%
54360
89%
**67
100%
Alliant Reloder-19 👍
<<locked>>
90%
54665
90%
**71
99%
Alliant Reloder-22 👍
<<locked>>
92%
54534
90%
**07
99%
Alliant Reloder-23
<<locked>>
94%
54418
89%
**58
100%
Alliant Reloder-25 👍
<<locked>>
97%
51996
85%
**97
100%
Alliant Reloder-26
<<locked>>
90%
54810
90%
**40
100%
Hodgdon H1000
<<locked>>
97%
46209
76%
**59
97%
Hodgdon H4350
<<locked>>
87%
54143
89%
**08
100%
Hodgdon H4831
<<locked>>
95%
54418
89%
**44
98%
Hodgdon H4831 SC
<<locked>>
91%
54085
89%
**44
98%
Hodgdon Hybrid 100V
<<locked>>
87%
54563
90%
**95
100%
Hodgdon Retumbo
<<locked>>
97%
41568
68%
**26
99%
Hodgdon TrailBoss
<<locked>>
96%
35404
58%
**59
100%
IMR 4350
<<locked>>
85%
54157
89%
**08
100%
IMR 4831
<<locked>>
89%
54708
90%
**18
100%
IMR 4955 Enduron
<<locked>>
92%
54578
90%
**25
98%
IMR 7828 SSC
<<locked>>
92%
54665
90%
**27
99%
[IMR 7977 Enduron]*
<<locked>>
97%
54259
89%
**62
92%
IMR 8133 Enduron
<<locked>>
97%
37507
62%
**21
95%
Lovex S065
<<locked>>
83%
54418
89%
**89
100%
Lovex S070
<<locked>>
84%
54563
90%
**12
100%
Lovex S071
<<locked>>
97%
52823
87%
**95
100%
Norma 204
<<locked>>
85%
54694
90%
**54
99%
Norma 217
<<locked>>
97%
37333
61%
**41
97%
Norma MRP 👍
<<locked>>
90%
54172
89%
**27
100%
Norma URP
<<locked>>
85%
54737
90%
**35
100%
Ramshot Hunter
<<locked>>
85%
54389
89%
**51
100%
Ramshot Magnum 👍
<<locked>>
93%
53940
89%
**77
100%
ReloadSwiss RS 14
<<locked>>
97%
36622
60%
**08
100%
ReloadSwiss RS 62
<<locked>>
84%
54563
90%
**54
100%
ReloadSwiss RS 70
<<locked>>
85%
54723
90%
**04
100%
ReloadSwiss RS 76
<<locked>>
97%
51416
84%
**53
100%
ReloadSwiss RS 80
<<locked>>
97%
46847
77%
**41
96%
Rottweil R 904
<<locked>>
89%
54650
90%
**25
99%
Rottweil R 905
<<locked>>
90%
54302
89%
**64
99%
SNPE Vectan Tubal 7000
<<locked>>
84%
54549
90%
**53
100%
Shooters World Long Rifle
<<locked>>
83%
54418
89%
**89
100%
Somchem S361
<<locked>>
88%
54418
89%
**92
98%
Somchem S365
<<locked>>
86%
54737
90%
**28
100%
Somchem S385
<<locked>>
90%
54389
89%
**25
100%
Vihtavuori N150
<<locked>>
85%
54462
89%
**30
100%
Vihtavuori N165
<<locked>>
95%
54708
90%
**28
100%
Vihtavuori N555
<<locked>>
90%
54128
89%
**54
100%
Vihtavuori N560
<<locked>>
92%
54592
90%
**30
98%
Vihtavuori N565
<<locked>>
97%
54244
89%
**10
99%
Vihtavuori N568
<<locked>>
97%
48080
79%
**48
96%
[Vihtavuori N570]*
<<locked>>
97%
45934
75%
**22
93%
Winchester 6.5 StaBALL
<<locked>>
84%
54389
89%
**66
100%
Winchester StaBALL HD
<<locked>>
95%
54824
90%
**72
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
41176
68%
**21
97%
[ADI AR 2213]*
<<locked>>
81%
36782
60%
**52
94%
[ADI AR 2217]*
<<locked>>
84%
30632
50%
**75
90%
[ADI AR 2225]*
<<locked>>
82%
25788
42%
**67
90%
Accurate 3100
<<locked>>
81%
36999
61%
**03
98%
Accurate 4350
<<locked>>
81%
49487
81%
**49
100%
[Accurate MAGPRO]*
<<locked>>
81%
36042
59%
**43
91%
Alliant Reloder-16
<<locked>>
81%
47529
78%
**59
100%
Alliant Reloder-19
<<locked>>
81%
41191
68%
**18
97%
Alliant Reloder-22
<<locked>>
81%
36999
61%
**59
96%
Alliant Reloder-23
<<locked>>
81%
35650
59%
**23
100%
Alliant Reloder-25
<<locked>>
81%
30893
51%
**38
97%
Alliant Reloder-26
<<locked>>
81%
39305
65%
**71
100%
[Hodgdon H1000]*
<<locked>>
84%
30632
50%
**75
90%
Hodgdon H4350
<<locked>>
81%
45049
74%
**51
99%
[Hodgdon H4831]*
<<locked>>
81%
34780
57%
**61
92%
[Hodgdon H4831 SC]*
<<locked>>
81%
38566
63%
**49
94%
Hodgdon Hybrid 100V
<<locked>>
81%
44831
74%
**38
100%
[Hodgdon Retumbo]*
<<locked>>
82%
25788
42%
**67
90%
Hodgdon TrailBoss
<<locked>>
84%
29892
49%
**44
100%
IMR 4350
<<locked>>
81%
47166
77%
**80
99%
IMR 4831
<<locked>>
81%
42554
70%
**18
100%
[IMR 4955 Enduron]*
<<locked>>
81%
38638
63%
**13
94%
[IMR 7828 SSC]*
<<locked>>
81%
37840
62%
**95
94%
[IMR 7977 Enduron]*
<<locked>>
94%
48892
80%
**71
90%
[IMR 8133 Enduron]*
<<locked>>
90%
30139
49%
**28
90%
Lovex S065
<<locked>>
81%
50865
83%
**23
100%
Lovex S070
<<locked>>
81%
49226
81%
**23
100%
Lovex S071
<<locked>>
81%
31894
52%
**75
96%
Norma 204
<<locked>>
81%
47442
78%
**30
98%
[Norma 217]*
<<locked>>
86%
26034
43%
**13
90%
Norma MRP
<<locked>>
81%
38856
64%
**31
98%
Norma URP
<<locked>>
81%
48573
80%
**43
100%
Ramshot Hunter
<<locked>>
81%
47384
78%
**40
100%
Ramshot Magnum
<<locked>>
81%
34142
56%
**97
95%
ReloadSwiss RS 14
<<locked>>
81%
29124
48%
**54
100%
ReloadSwiss RS 62
<<locked>>
81%
49574
81%
**69
100%
ReloadSwiss RS 70
<<locked>>
81%
47834
79%
**95
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
29153
48%
**11
93%
[ReloadSwiss RS 80]*
<<locked>>
88%
33533
55%
**30
90%
Rottweil R 904
<<locked>>
81%
42511
70%
**12
96%
Rottweil R 905
<<locked>>
81%
40596
67%
**08
97%
SNPE Vectan Tubal 7000
<<locked>>
81%
49734
82%
**77
100%
Shooters World Long Rifle
<<locked>>
81%
50865
83%
**23
100%
Somchem S361
<<locked>>
81%
43410
71%
**02
96%
Somchem S365
<<locked>>
81%
45556
75%
**90
100%
Somchem S385
<<locked>>
81%
41162
68%
**92
98%
Vihtavuori N150
<<locked>>
81%
48486
80%
**48
100%
Vihtavuori N165
<<locked>>
81%
34882
57%
**48
95%
Vihtavuori N555
<<locked>>
81%
39958
66%
**05
100%
[Vihtavuori N560]*
<<locked>>
81%
36970
61%
**79
93%
[Vihtavuori N565]*
<<locked>>
81%
31952
52%
**38
91%
[Vihtavuori N568]*
<<locked>>
87%
34214
56%
**33
90%
[Vihtavuori N570]*
<<locked>>
93%
40089
66%
**97
90%
Winchester 6.5 StaBALL
<<locked>>
81%
49023
80%
**90
100%
Winchester StaBALL HD
<<locked>>
81%
31734
52%
**49
100%

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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