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

Recommended Powder(s): ADI AR 2213, Alliant Reloder-22, IMR 7828 SSC, Norma MRP, ReloadSwiss RS 76

.300 Rem. Ultra 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 Rem. Ultra Mag load data
Case Length (l3):
2.850" | 72.4mm
Cartridge Length (C.O.L.):
3.544" | 90.0mm
Seated Depth:
0.646" | 16.4mm
Shank Seated Depth:
0.450" | 11.4mm
Case Capacity:
112.5 Grains of Water | 7.30 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
64977 psi | 4480 bar
LID:
LID_B5887_C374
Last updated:
2025-02-02
Recommended Twist Rate:
1:11 - 1:9

Load data for 118 loads in caliber .300 Rem. Ultra Mag with .308 | 168gr | Sierra Tipped MatchKing bullet and 59 powders such as ADI AR 2213, Alliant Reloder-22, IMR 7828 SSC, Norma MRP, ReloadSwiss RS 76. 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 2209
<<locked>>
90%
58291
90%
**92
100%
ADI AR 2213 👍
<<locked>>
92%
57972
89%
**25
99%
ADI AR 2217
<<locked>>
97%
49588
76%
**67
98%
ADI AR 2225
<<locked>>
97%
44860
69%
**28
100%
Accurate 3100
<<locked>>
92%
57972
89%
**20
100%
Accurate 4350
<<locked>>
84%
58015
89%
**36
100%
Accurate MAGPRO
<<locked>>
93%
58363
90%
**22
98%
Alliant Reloder-16
<<locked>>
86%
58349
90%
**92
100%
Alliant Reloder-19
<<locked>>
90%
58407
90%
**79
100%
Alliant Reloder-22 👍
<<locked>>
92%
58305
90%
**12
100%
Alliant Reloder-23
<<locked>>
94%
58378
90%
**59
100%
Alliant Reloder-25
<<locked>>
97%
56797
87%
**05
100%
Alliant Reloder-26
<<locked>>
89%
57827
89%
**35
100%
[Alliant Reloder-33]*
<<locked>>
97%
46833
72%
**61
94%
Hodgdon H1000
<<locked>>
97%
49588
76%
**67
98%
Hodgdon H4350
<<locked>>
88%
58117
89%
**33
100%
Hodgdon H4831
<<locked>>
95%
58088
89%
**56
99%
Hodgdon H4831 SC
<<locked>>
91%
58247
90%
**66
99%
Hodgdon Hybrid 100V
<<locked>>
87%
58276
90%
**00
100%
Hodgdon Retumbo
<<locked>>
97%
44860
69%
**28
100%
Hodgdon TrailBoss
<<locked>>
97%
35766
55%
**80
100%
IMR 4350
<<locked>>
86%
58465
90%
**33
100%
IMR 4831
<<locked>>
89%
58392
90%
**33
100%
IMR 4955 Enduron
<<locked>>
92%
57827
89%
**36
99%
IMR 7828 SSC 👍
<<locked>>
91%
57899
89%
**22
99%
[IMR 7977 Enduron]*
<<locked>>
97%
57464
88%
**71
93%
IMR 8133 Enduron
<<locked>>
97%
40422
62%
**26
96%
Lovex S065
<<locked>>
84%
58175
90%
**04
100%
Lovex S070
<<locked>>
85%
58407
90%
**36
100%
Lovex S071
<<locked>>
97%
56362
87%
**94
100%
Norma 204
<<locked>>
85%
58233
90%
**66
100%
Norma 217
<<locked>>
97%
40727
63%
**62
98%
Norma MRP 👍
<<locked>>
90%
57696
89%
**25
100%
Norma URP
<<locked>>
85%
58146
89%
**56
100%
Ramshot Hunter
<<locked>>
85%
58131
89%
**69
100%
Ramshot Magnum
<<locked>>
93%
58131
89%
**79
100%
ReloadSwiss RS 14
<<locked>>
96%
36419
56%
**16
100%
ReloadSwiss RS 62
<<locked>>
84%
57769
89%
**53
100%
ReloadSwiss RS 70
<<locked>>
85%
58204
90%
**12
100%
ReloadSwiss RS 76 👍
<<locked>>
97%
56840
87%
**68
100%
ReloadSwiss RS 80
<<locked>>
97%
51866
80%
**46
98%
Rottweil R 904
<<locked>>
89%
57972
89%
**46
99%
Rottweil R 905
<<locked>>
90%
58001
89%
**72
100%
Rottweil R 907
<<locked>>
83%
58363
90%
**27
100%
SNPE Vectan Tubal 7000
<<locked>>
85%
58407
90%
**81
100%
Shooters World Long Rifle
<<locked>>
84%
58175
90%
**04
100%
Somchem S361
<<locked>>
88%
58073
89%
**07
99%
Somchem S365
<<locked>>
87%
58276
90%
**36
100%
Somchem S385
<<locked>>
90%
58175
90%
**43
100%
Vihtavuori N150
<<locked>>
85%
58131
89%
**51
100%
Vihtavuori N165
<<locked>>
95%
57972
89%
**23
100%
[Vihtavuori N170]*
<<locked>>
97%
46514
72%
**36
92%
Vihtavuori N555
<<locked>>
91%
58160
90%
**59
100%
Vihtavuori N560
<<locked>>
92%
57914
89%
**28
99%
Vihtavuori N565
<<locked>>
96%
58320
90%
**05
99%
Vihtavuori N568
<<locked>>
97%
52489
81%
**59
97%
Vihtavuori N570
<<locked>>
97%
49995
77%
**36
95%
Winchester 6.5 StaBALL
<<locked>>
84%
58276
90%
**67
100%
Winchester StaBALL HD
<<locked>>
94%
57798
89%
**48
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
43381
67%
**33
97%
ADI AR 2213
<<locked>>
81%
38725
60%
**54
95%
[ADI AR 2217]*
<<locked>>
82%
30226
47%
**28
90%
[ADI AR 2225]*
<<locked>>
81%
26252
40%
**36
91%
Accurate 3100
<<locked>>
81%
39320
61%
**12
99%
Accurate 4350
<<locked>>
81%
52315
81%
**64
100%
[Accurate MAGPRO]*
<<locked>>
81%
38363
59%
**54
92%
Alliant Reloder-16
<<locked>>
81%
49806
77%
**61
100%
Alliant Reloder-19
<<locked>>
81%
43453
67%
**33
98%
Alliant Reloder-22
<<locked>>
81%
39175
60%
**71
96%
Alliant Reloder-23
<<locked>>
81%
37739
58%
**28
100%
Alliant Reloder-25
<<locked>>
81%
32706
50%
**39
97%
Alliant Reloder-26
<<locked>>
81%
42482
65%
**79
100%
[Alliant Reloder-33]*
<<locked>>
91%
38130
59%
**80
90%
[Hodgdon H1000]*
<<locked>>
82%
30226
47%
**28
90%
Hodgdon H4350
<<locked>>
81%
46746
72%
**46
99%
[Hodgdon H4831]*
<<locked>>
81%
36376
56%
**62
93%
Hodgdon H4831 SC
<<locked>>
81%
40611
62%
**48
95%
Hodgdon Hybrid 100V
<<locked>>
81%
46905
72%
**40
100%
[Hodgdon Retumbo]*
<<locked>>
81%
26252
40%
**36
91%
Hodgdon TrailBoss
<<locked>>
81%
28427
44%
**22
100%
IMR 4350
<<locked>>
81%
49124
76%
**92
99%
IMR 4831
<<locked>>
81%
44657
69%
**20
100%
IMR 4955 Enduron
<<locked>>
81%
40524
62%
**28
95%
IMR 7828 SSC
<<locked>>
81%
39827
61%
**97
95%
[IMR 7977 Enduron]*
<<locked>>
91%
47587
73%
**07
90%
[IMR 8133 Enduron]*
<<locked>>
88%
29675
46%
**57
90%
Lovex S065
<<locked>>
81%
52779
81%
**28
100%
Lovex S070
<<locked>>
81%
51329
79%
**25
100%
Lovex S071
<<locked>>
81%
33576
52%
**77
97%
Norma 204
<<locked>>
81%
49908
77%
**35
99%
[Norma 217]*
<<locked>>
84%
26208
40%
**69
90%
Norma MRP
<<locked>>
81%
41292
64%
**36
98%
Norma URP
<<locked>>
81%
50850
78%
**48
100%
Ramshot Hunter
<<locked>>
81%
49922
77%
**48
100%
Ramshot Magnum
<<locked>>
81%
36709
56%
**08
97%
ReloadSwiss RS 14
<<locked>>
81%
29066
45%
**62
100%
ReloadSwiss RS 62
<<locked>>
81%
52417
81%
**81
100%
ReloadSwiss RS 70
<<locked>>
81%
50836
78%
**97
100%
ReloadSwiss RS 76
<<locked>>
81%
31169
48%
**30
95%
[ReloadSwiss RS 80]*
<<locked>>
85%
32750
50%
**39
90%
Rottweil R 904
<<locked>>
81%
44469
68%
**10
97%
Rottweil R 905
<<locked>>
81%
42743
66%
**17
98%
Rottweil R 907
<<locked>>
81%
54099
83%
**61
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
51866
80%
**82
100%
Shooters World Long Rifle
<<locked>>
81%
52779
81%
**28
100%
Somchem S361
<<locked>>
81%
45658
70%
**03
96%
Somchem S365
<<locked>>
81%
47964
74%
**92
100%
Somchem S385
<<locked>>
81%
43308
67%
**00
98%
Vihtavuori N150
<<locked>>
81%
50357
78%
**46
100%
Vihtavuori N165
<<locked>>
81%
36680
56%
**43
96%
[Vihtavuori N170]*
<<locked>>
94%
42032
65%
**48
90%
Vihtavuori N555
<<locked>>
81%
42293
65%
**07
100%
[Vihtavuori N560]*
<<locked>>
81%
39363
61%
**87
94%
[Vihtavuori N565]*
<<locked>>
81%
33895
52%
**39
92%
[Vihtavuori N568]*
<<locked>>
85%
34098
52%
**79
90%
[Vihtavuori N570]*
<<locked>>
90%
39131
60%
**13
90%
Winchester 6.5 StaBALL
<<locked>>
81%
51750
80%
**82
100%
Winchester StaBALL HD
<<locked>>
81%
34592
53%
**57
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.

<<locked>>... you need to buy an access license to unlock the data

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