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Load data for .30-378 Weath. Mag. + .308 | 150gr | Sierra HPBT MatchKing

Recommended Powder(s):

.30-378 Weath. Mag. + .308 | 150gr | Sierra HPBT MatchKing

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 150gr | Sierra HPBT MatchKing
Manufacturer SKU:
2190
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.110" | 28.2mm
Caliber:
.30-378 Weath. Mag. load data
Case Length (l3):
2.913" | 74.0mm
Cartridge Length (C.O.L.):
3.600" | 91.4mm
Seated Depth:
0.423" | 10.7mm
Shank Seated Depth:
0.273" | 6.9mm
Case Capacity:
133.0 Grains of Water | 8.64 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B5870_C333
Last updated:
2025-01-01
Recommended Twist Rate:
1:15 - 1:12

Load data for 90 loads in caliber .30-378 Weath. Mag. with .308 | 150gr | Sierra HPBT MatchKing bullet and 45 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".

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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>>
86%
56985
89%
**84
100%
ADI AR 2213 👍
<<locked>>
89%
57101
89%
**20
99%
ADI AR 2217
<<locked>>
97%
56217
88%
**81
99%
[ADI AR 2218]*
<<locked>>
97%
49255
77%
**28
94%
ADI AR 2225
<<locked>>
97%
51256
80%
**45
100%
Accurate 3100
<<locked>>
88%
56840
89%
**02
100%
Accurate MAGPRO
<<locked>>
89%
57203
90%
**10
98%
Alliant Reloder-19
<<locked>>
86%
57363
90%
**81
100%
Alliant Reloder-22
<<locked>>
88%
56971
89%
**07
100%
Alliant Reloder-23
<<locked>>
89%
56884
89%
**38
100%
Alliant Reloder-25 👍
<<locked>>
93%
57101
89%
**17
100%
Alliant Reloder-26
<<locked>>
85%
57188
90%
**20
100%
Alliant Reloder-33
<<locked>>
97%
54505
85%
**04
96%
[Alliant Reloder-50]*
<<locked>>
97%
46644
73%
**07
92%
Hodgdon H1000
<<locked>>
97%
56217
88%
**81
99%
Hodgdon H4350
<<locked>>
84%
57101
89%
**25
100%
Hodgdon H4831
<<locked>>
91%
57392
90%
**58
98%
Hodgdon H4831 SC
<<locked>>
88%
57392
90%
**58
98%
Hodgdon Hybrid 100V
<<locked>>
84%
56913
89%
**96
100%
Hodgdon Retumbo
<<locked>>
97%
51256
80%
**45
100%
Hodgdon TrailBoss
<<locked>>
97%
35984
56%
**10
100%
IMR 4831
<<locked>>
85%
57014
89%
**25
100%
IMR 4955 Enduron
<<locked>>
89%
57217
90%
**32
99%
IMR 7828 SSC
<<locked>>
87%
57014
89%
**20
99%
[IMR 7977 Enduron]*
<<locked>>
94%
57116
90%
**82
93%
IMR 8133 Enduron
<<locked>>
97%
46891
73%
**23
97%
Lovex S071
<<locked>>
94%
57116
90%
**15
100%
Norma 217
<<locked>>
97%
47819
75%
**59
99%
Norma MRP
<<locked>>
86%
56971
89%
**14
100%
Ramshot Magnum
<<locked>>
89%
56884
89%
**68
100%
ReloadSwiss RS 14
<<locked>>
96%
36767
58%
**59
100%
ReloadSwiss RS 76 👍
<<locked>>
93%
57421
90%
**79
100%
ReloadSwiss RS 80
<<locked>>
95%
57072
89%
**33
98%
Rottweil R 904
<<locked>>
86%
57130
90%
**41
99%
Rottweil R 905
<<locked>>
86%
57406
90%
**78
100%
Somchem S361
<<locked>>
85%
57130
90%
**05
99%
Somchem S385
<<locked>>
86%
56971
89%
**35
100%
Vihtavuori N165
<<locked>>
91%
57000
89%
**19
100%
[Vihtavuori N170]*
<<locked>>
97%
52286
82%
**33
93%
Vihtavuori N555
<<locked>>
87%
57246
90%
**58
100%
Vihtavuori N560 👍
<<locked>>
88%
57159
90%
**33
99%
Vihtavuori N565
<<locked>>
92%
57087
89%
**87
99%
Vihtavuori N568
<<locked>>
95%
56826
89%
**33
98%
Vihtavuori N570
<<locked>>
96%
56985
89%
**69
96%
Winchester StaBALL HD 👍
<<locked>>
90%
57377
90%
**40
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
48211
76%
**17
98%
ADI AR 2213
<<locked>>
81%
43497
68%
**35
96%
[ADI AR 2217]*
<<locked>>
81%
32314
51%
**20
90%
[ADI AR 2218]*
<<locked>>
93%
42018
66%
**45
90%
[ADI AR 2225]*
<<locked>>
81%
29588
46%
**71
92%
Accurate 3100
<<locked>>
81%
44092
69%
**72
99%
[Accurate MAGPRO]*
<<locked>>
81%
43569
68%
**38
94%
Alliant Reloder-19
<<locked>>
81%
48153
75%
**14
98%
Alliant Reloder-22
<<locked>>
81%
44179
69%
**48
97%
Alliant Reloder-23
<<locked>>
81%
42859
67%
**89
100%
Alliant Reloder-25
<<locked>>
81%
36941
58%
**04
98%
Alliant Reloder-26
<<locked>>
81%
48747
76%
**73
100%
[Alliant Reloder-33]*
<<locked>>
89%
40277
63%
**86
90%
[Alliant Reloder-50]*
<<locked>>
94%
41626
65%
**99
90%
[Hodgdon H1000]*
<<locked>>
81%
32314
51%
**20
90%
Hodgdon H4350
<<locked>>
81%
51430
81%
**27
99%
[Hodgdon H4831]*
<<locked>>
81%
40582
64%
**13
94%
Hodgdon H4831 SC
<<locked>>
81%
45397
71%
**22
96%
Hodgdon Hybrid 100V
<<locked>>
81%
51924
81%
**07
100%
[Hodgdon Retumbo]*
<<locked>>
81%
29588
46%
**71
92%
Hodgdon TrailBoss
<<locked>>
81%
28616
45%
**36
100%
IMR 4831
<<locked>>
81%
49443
77%
**91
100%
IMR 4955 Enduron
<<locked>>
81%
44527
70%
**82
96%
IMR 7828 SSC
<<locked>>
81%
44947
70%
**84
96%
[IMR 7977 Enduron]*
<<locked>>
89%
48791
76%
**18
90%
[IMR 8133 Enduron]*
<<locked>>
85%
31357
49%
**33
90%
Lovex S071
<<locked>>
81%
37797
59%
**22
98%
[Norma 217]*
<<locked>>
82%
27905
44%
**28
90%
Norma MRP
<<locked>>
81%
47065
74%
**20
99%
Ramshot Magnum
<<locked>>
81%
42105
66%
**79
98%
ReloadSwiss RS 14
<<locked>>
81%
29385
46%
**82
100%
ReloadSwiss RS 76
<<locked>>
81%
35578
56%
**90
96%
[ReloadSwiss RS 80]*
<<locked>>
83%
35070
55%
**48
90%
Rottweil R 904
<<locked>>
81%
49139
77%
**94
98%
Rottweil R 905
<<locked>>
81%
47834
75%
**97
98%
Somchem S361
<<locked>>
81%
50314
79%
**71
97%
Somchem S385
<<locked>>
81%
48327
76%
**74
99%
Vihtavuori N165
<<locked>>
81%
40973
64%
**97
97%
[Vihtavuori N170]*
<<locked>>
91%
43569
68%
**49
90%
Vihtavuori N555
<<locked>>
81%
47413
74%
**74
100%
Vihtavuori N560
<<locked>>
81%
44440
70%
**64
95%
[Vihtavuori N565]*
<<locked>>
81%
38740
61%
**07
94%
[Vihtavuori N568]*
<<locked>>
83%
35998
56%
**67
90%
[Vihtavuori N570]*
<<locked>>
88%
41379
65%
**22
90%
Winchester StaBALL HD
<<locked>>
81%
40843
64%
**35
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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