top of page

Load data for .300 H & H Mag. + .308 | 180gr | Sierra HP MatchKing

Recommended Powder(s): Alliant Reloder-16, Hodgdon Superperformance, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70

.300 H & H Mag. + .308 | 180gr | Sierra HP MatchKing

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 180gr | Sierra HP MatchKing
Manufacturer SKU:
2220
Bullet Weight:
180gr | 11.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.280" | 32.5mm
Caliber:
.300 H & H Mag. load data
Case Length (l3):
2.850" | 72.4mm
Cartridge Length (C.O.L.):
3.546" | 90.1mm
Seated Depth:
0.584" | 14.8mm
Shank Seated Depth:
0.444" | 11.3mm
Case Capacity:
85.9 Grains of Water | 5.58 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
62366 psi | 4300 bar
LID:
LID_B5892_C357
Last updated:
2025-01-01
Recommended Twist Rate:
1:13 - 1:11

Load data for 166 loads in caliber .300 H & H Mag. with .308 | 180gr | Sierra HP MatchKing bullet and 83 powders such as Alliant Reloder-16, Hodgdon Superperformance, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70. 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".

  • No data yet

  • .

    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 2208
<<locked>>
87%
55579
89%
**85
100%
ADI AR 2209
<<locked>>
97%
53693
86%
**41
98%
ADI AR 2213
<<locked>>
97%
48399
78%
**72
95%
Accurate 2700
<<locked>>
87%
55811
89%
**46
99%
Accurate 3100
<<locked>>
97%
46818
75%
**94
99%
Accurate 4064
<<locked>>
85%
55666
89%
**53
100%
Accurate 4350
<<locked>>
92%
55274
89%
**44
100%
[Accurate MAGPRO]*
<<locked>>
97%
46383
74%
**66
92%
Alliant Reloder- TS 15.5
<<locked>>
86%
55317
89%
**92
100%
Alliant Reloder-15
<<locked>>
84%
55985
90%
**15
100%
Alliant Reloder-16 👍
<<locked>>
94%
56130
90%
**00
100%
Alliant Reloder-17
<<locked>>
89%
55361
89%
**97
100%
Alliant Reloder-19
<<locked>>
97%
52968
85%
**28
98%
Alliant Reloder-22
<<locked>>
97%
47036
75%
**76
96%
Alliant Reloder-23
<<locked>>
97%
44817
72%
**30
100%
Alliant Reloder-25
<<locked>>
97%
38725
62%
**25
97%
Alliant Reloder-26
<<locked>>
97%
50285
81%
**00
100%
Hodgdon CFE223
<<locked>>
84%
55985
90%
**51
100%
Hodgdon H380
<<locked>>
85%
55535
89%
**12
100%
Hodgdon H414
<<locked>>
89%
56014
90%
**67
99%
Hodgdon H4350
<<locked>>
95%
55259
89%
**08
99%
[Hodgdon H4831]*
<<locked>>
97%
44730
72%
**51
93%
Hodgdon H4831 SC
<<locked>>
97%
50763
81%
**62
95%
Hodgdon Hybrid 100V
<<locked>>
96%
55724
89%
**12
100%
Hodgdon LVR
<<locked>>
91%
55869
90%
**48
100%
Hodgdon Superperformance 👍
<<locked>>
91%
55288
89%
**90
99%
Hodgdon VARGET
<<locked>>
87%
55956
90%
**89
100%
Hodgdon TrailBoss
<<locked>>
97%
34824
56%
**03
100%
IMR 3031
<<locked>>
83%
56057
90%
**66
100%
IMR 4064
<<locked>>
87%
56086
90%
**76
100%
IMR 4166 Enduron
<<locked>>
88%
55738
89%
**72
99%
IMR 4350
<<locked>>
94%
55738
89%
**12
99%
IMR 4451 Enduron
<<locked>>
89%
55550
89%
**92
99%
IMR 4831
<<locked>>
97%
54186
87%
**12
100%
IMR 4895
<<locked>>
83%
55811
89%
**25
100%
IMR 4955 Enduron
<<locked>>
97%
49632
80%
**10
95%
IMR 7828 SSC
<<locked>>
97%
49153
79%
**05
95%
Lovex S062
<<locked>>
85%
55448
89%
**56
100%
Lovex S065
<<locked>>
91%
55637
89%
**85
100%
Lovex S070
<<locked>>
92%
55709
89%
**12
99%
Lovex S071
<<locked>>
97%
39610
64%
**56
97%
Norma 203B
<<locked>>
85%
55985
90%
**15
100%
Norma 204
<<locked>>
93%
55724
89%
**54
98%
Norma MRP
<<locked>>
97%
49835
80%
**54
98%
Norma URP
<<locked>>
93%
55999
90%
**54
100%
Ramshot Big Game
<<locked>>
84%
56043
90%
**25
100%
Ramshot Hunter 👍
<<locked>>
94%
55985
90%
**77
100%
Ramshot Magnum
<<locked>>
97%
45527
73%
**23
97%
ReloadSwiss RS 14
<<locked>>
97%
35476
57%
**45
100%
ReloadSwiss RS 50
<<locked>>
86%
56072
90%
**95
99%
ReloadSwiss RS 52
<<locked>>
84%
55216
89%
**18
100%
ReloadSwiss RS 60
<<locked>>
90%
56028
90%
**27
100%
ReloadSwiss RS 62 👍
<<locked>>
92%
55535
89%
**67
100%
ReloadSwiss RS 70 👍
<<locked>>
93%
56014
90%
**27
100%
[ReloadSwiss RS 76]*
<<locked>>
97%
37826
61%
**28
94%
Rottweil R 902
<<locked>>
84%
56072
90%
**49
100%
Rottweil R 903
<<locked>>
88%
56072
90%
**99
100%
Rottweil R 904
<<locked>>
97%
55376
89%
**08
97%
Rottweil R 905
<<locked>>
97%
52141
84%
**15
98%
Rottweil R 907
<<locked>>
90%
55738
89%
**92
99%
SNPE Vectan SP 11
<<locked>>
87%
55564
89%
**31
100%
SNPE Vectan Tubal 5000
<<locked>>
87%
55941
90%
**74
100%
SNPE Vectan Tubal 7000
<<locked>>
91%
55347
89%
**43
99%
Shooters World Long Rifle
<<locked>>
91%
55637
89%
**85
100%
Shooters World Precision
<<locked>>
85%
55448
89%
**56
100%
Somchem S355
<<locked>>
88%
56014
90%
**95
100%
Somchem S361
<<locked>>
96%
55869
90%
**89
96%
Somchem S365
<<locked>>
95%
55259
89%
**64
100%
Somchem S385
<<locked>>
97%
53229
85%
**05
98%
Vihtavuori N133
<<locked>>
84%
55840
90%
**54
100%
Vihtavuori N135
<<locked>>
89%
55593
89%
**03
100%
Vihtavuori N140
<<locked>>
84%
55506
89%
**13
100%
Vihtavuori N150
<<locked>>
93%
55535
89%
**49
100%
Vihtavuori N160
<<locked>>
91%
55941
90%
**12
100%
Vihtavuori N165
<<locked>>
97%
44077
71%
**28
96%
Vihtavuori N540
<<locked>>
84%
55332
89%
**43
100%
Vihtavuori N550
<<locked>>
90%
55564
89%
**54
100%
Vihtavuori N555
<<locked>>
97%
49617
80%
**99
100%
[Vihtavuori N560]*
<<locked>>
97%
47253
76%
**85
94%
[Vihtavuori N565]*
<<locked>>
97%
39378
63%
**15
92%
Winchester 6.5 StaBALL
<<locked>>
92%
55637
89%
**89
100%
Winchester 760
<<locked>>
89%
56014
90%
**67
99%
Winchester StaBALL HD
<<locked>>
97%
38566
62%
**66
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
46978
75%
**41
100%
[ADI AR 2209]*
<<locked>>
82%
32808
53%
**02
90%
[ADI AR 2213]*
<<locked>>
89%
37260
60%
**36
90%
Accurate 2700
<<locked>>
81%
45353
73%
**69
97%
[Accurate 3100]*
<<locked>>
81%
27644
44%
**64
92%
Accurate 4064
<<locked>>
81%
49835
80%
**71
100%
Accurate 4350
<<locked>>
81%
37811
61%
**33
98%
[Accurate MAGPRO]*
<<locked>>
94%
41292
66%
**57
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
47456
76%
**71
100%
Alliant Reloder-15
<<locked>>
81%
50691
81%
**33
100%
Alliant Reloder-16
<<locked>>
81%
36782
59%
**43
98%
Alliant Reloder-17
<<locked>>
81%
41872
67%
**64
100%
[Alliant Reloder-19]*
<<locked>>
81%
32169
52%
**95
90%
[Alliant Reloder-22]*
<<locked>>
85%
31937
51%
**25
90%
Alliant Reloder-23
<<locked>>
81%
26948
43%
**93
95%
[Alliant Reloder-25]*
<<locked>>
85%
26614
43%
**83
90%
[Alliant Reloder-26]*
<<locked>>
81%
28558
46%
**92
93%
Hodgdon CFE223
<<locked>>
81%
49850
80%
**59
100%
Hodgdon H380
<<locked>>
81%
48341
78%
**87
99%
Hodgdon H414
<<locked>>
81%
43294
69%
**51
97%
[Hodgdon H4350]*
<<locked>>
81%
35824
57%
**38
94%
[Hodgdon H4831]*
<<locked>>
91%
37710
60%
**03
90%
[Hodgdon H4831 SC]*
<<locked>>
88%
37420
60%
**00
90%
Hodgdon Hybrid 100V
<<locked>>
81%
34418
55%
**44
99%
Hodgdon LVR
<<locked>>
81%
40524
65%
**85
98%
Hodgdon Superperformance
<<locked>>
81%
38580
62%
**82
95%
Hodgdon VARGET
<<locked>>
81%
46630
75%
**38
100%
Hodgdon TrailBoss
<<locked>>
90%
31691
51%
**44
100%
IMR 3031
<<locked>>
81%
52025
83%
**13
100%
IMR 4064
<<locked>>
81%
46035
74%
**15
100%
IMR 4166 Enduron
<<locked>>
81%
45252
73%
**85
97%
[IMR 4350]*
<<locked>>
81%
37637
60%
**77
94%
IMR 4451 Enduron
<<locked>>
81%
43366
70%
**82
97%
IMR 4831
<<locked>>
81%
32851
53%
**05
97%
IMR 4895
<<locked>>
81%
52069
83%
**66
100%
[IMR 4955 Enduron]*
<<locked>>
87%
36550
59%
**44
90%
[IMR 7828 SSC]*
<<locked>>
88%
36695
59%
**36
90%
Lovex S062
<<locked>>
81%
49676
80%
**71
100%
Lovex S065
<<locked>>
81%
40930
66%
**33
98%
Lovex S070
<<locked>>
81%
39117
63%
**13
96%
[Lovex S071]*
<<locked>>
83%
25222
40%
**95
90%
Norma 203B
<<locked>>
81%
50183
80%
**20
100%
[Norma 204]*
<<locked>>
81%
37101
59%
**97
93%
[Norma MRP]*
<<locked>>
82%
29559
47%
**82
90%
Norma URP
<<locked>>
81%
37594
60%
**30
98%
Ramshot Big Game
<<locked>>
81%
50183
80%
**40
100%
Ramshot Hunter
<<locked>>
81%
36434
58%
**13
96%
[Ramshot Magnum]*
<<locked>>
87%
31328
50%
**92
90%
ReloadSwiss RS 14
<<locked>>
86%
30618
49%
**47
100%
ReloadSwiss RS 50
<<locked>>
81%
48066
77%
**71
98%
ReloadSwiss RS 52
<<locked>>
81%
49937
80%
**40
100%
ReloadSwiss RS 60
<<locked>>
81%
40509
65%
**64
100%
ReloadSwiss RS 62
<<locked>>
81%
37362
60%
**46
98%
ReloadSwiss RS 70
<<locked>>
81%
36303
58%
**52
97%
[ReloadSwiss RS 76]*
<<locked>>
92%
31517
51%
**54
90%
Rottweil R 902
<<locked>>
81%
51692
83%
**84
100%
Rottweil R 903
<<locked>>
81%
44904
72%
**21
100%
[Rottweil R 904]*
<<locked>>
82%
34954
56%
**15
90%
[Rottweil R 905]*
<<locked>>
81%
31444
50%
**79
90%
Rottweil R 907
<<locked>>
81%
41945
67%
**46
96%
SNPE Vectan SP 11
<<locked>>
81%
46093
74%
**80
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
46427
74%
**36
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
39958
64%
**74
96%
Shooters World Long Rifle
<<locked>>
81%
40930
66%
**33
98%
Shooters World Precision
<<locked>>
81%
49676
80%
**71
100%
Somchem S355
<<locked>>
81%
45252
73%
**28
100%
[Somchem S361]*
<<locked>>
84%
37420
60%
**54
90%
Somchem S365
<<locked>>
81%
33924
54%
**87
100%
[Somchem S385]*
<<locked>>
81%
31531
51%
**62
92%
Vihtavuori N133
<<locked>>
81%
51982
83%
**02
100%
Vihtavuori N135
<<locked>>
81%
43874
70%
**33
100%
Vihtavuori N140
<<locked>>
81%
50894
82%
**54
100%
Vihtavuori N150
<<locked>>
81%
38754
62%
**74
100%
Vihtavuori N160
<<locked>>
81%
40509
65%
**56
98%
[Vihtavuori N165]*
<<locked>>
85%
30298
49%
**23
90%
Vihtavuori N540
<<locked>>
81%
50952
82%
**77
100%
Vihtavuori N550
<<locked>>
81%
41336
66%
**05
99%
Vihtavuori N555
<<locked>>
81%
29370
47%
**62
96%
[Vihtavuori N560]*
<<locked>>
90%
37681
60%
**82
90%
[Vihtavuori N565]*
<<locked>>
94%
36230
58%
**43
90%
Winchester 6.5 StaBALL
<<locked>>
81%
38101
61%
**97
100%
Winchester 760
<<locked>>
81%
43294
69%
**51
97%
[Winchester StaBALL HD]*
<<locked>>
81%
23830
38%
**51
93%

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.

bottom of page