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Load data for .30-378 Weath. Mag. + .308 | 180gr | Sierra HP MatchKing

Recommended Powder(s): ADI AR 2217, ADI AR 2225, Hodgdon H1000, Hodgdon Retumbo, Norma 217

.30-378 Weath. 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:
.30-378 Weath. Mag. load data
Case Length (l3):
2.913" | 74.0mm
Cartridge Length (C.O.L.):
3.600" | 91.4mm
Seated Depth:
0.593" | 15.1mm
Shank Seated Depth:
0.453" | 11.5mm
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_B5892_C333
Last updated:
2025-01-01
Recommended Twist Rate:
1:13 - 1:11

Load data for 86 loads in caliber .30-378 Weath. Mag. with .308 | 180gr | Sierra HP MatchKing bullet and 43 powders such as ADI AR 2217, ADI AR 2225, Hodgdon H1000, Hodgdon Retumbo, Norma 217. 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 2213
<<locked>>
86%
57305
90%
**91
100%
ADI AR 2217 👍
<<locked>>
94%
57392
90%
**87
100%
ADI AR 2218
<<locked>>
97%
55042
86%
**46
98%
ADI AR 2225 👍
<<locked>>
97%
57276
90%
**14
100%
Accurate 3100
<<locked>>
86%
57203
90%
**82
100%
[Accurate 8700]*
<<locked>>
97%
43743
69%
**31
94%
Accurate MAGPRO
<<locked>>
86%
57217
90%
**00
99%
Alliant Reloder-19
<<locked>>
83%
56898
89%
**45
100%
Alliant Reloder-22
<<locked>>
86%
57348
90%
**74
100%
Alliant Reloder-23
<<locked>>
86%
56985
89%
**05
100%
Alliant Reloder-25
<<locked>>
90%
57276
90%
**74
100%
Alliant Reloder-33
<<locked>>
95%
57246
90%
**30
98%
Alliant Reloder-50
<<locked>>
97%
53185
83%
**54
97%
Hodgdon H1000 👍
<<locked>>
94%
57392
90%
**87
100%
Hodgdon H4831
<<locked>>
88%
57043
89%
**31
99%
Hodgdon H4831 SC
<<locked>>
85%
57276
90%
**45
100%
Hodgdon Retumbo 👍
<<locked>>
97%
57276
90%
**14
100%
Hodgdon TrailBoss
<<locked>>
97%
36230
57%
**39
100%
IMR 4955 Enduron
<<locked>>
86%
57421
90%
**15
100%
IMR 7828 SSC
<<locked>>
84%
56884
89%
**87
100%
IMR 7977 Enduron
<<locked>>
91%
57377
90%
**89
95%
IMR 8133 Enduron
<<locked>>
97%
53374
84%
**38
100%
[Lovex D100]*
<<locked>>
94%
57130
90%
**12
94%
Lovex S071
<<locked>>
91%
57203
90%
**82
100%
Norma 217 👍
<<locked>>
97%
54549
85%
**68
100%
Norma MRP
<<locked>>
83%
57188
90%
**87
100%
[Ramshot LRT]*
<<locked>>
97%
54897
86%
**71
93%
Ramshot Magnum
<<locked>>
86%
57319
90%
**41
100%
ReloadSwiss RS 14
<<locked>>
96%
37130
58%
**82
100%
ReloadSwiss RS 76
<<locked>>
90%
57276
90%
**46
100%
ReloadSwiss RS 80
<<locked>>
92%
57290
90%
**23
99%
Rottweil R 905
<<locked>>
83%
57159
90%
**41
100%
[SNPE Vectan SP 13]*
<<locked>>
97%
45992
72%
**44
94%
Somchem S385
<<locked>>
83%
57421
90%
**12
100%
[Vihtavuori 24N41]*
<<locked>>
97%
55463
87%
**48
93%
Vihtavuori N165
<<locked>>
88%
57145
90%
**92
100%
Vihtavuori N170
<<locked>>
96%
56855
89%
**18
97%
Vihtavuori N555
<<locked>>
83%
57145
90%
**05
100%
Vihtavuori N560
<<locked>>
85%
57290
90%
**07
100%
Vihtavuori N565
<<locked>>
89%
57000
89%
**74
100%
Vihtavuori N568
<<locked>>
92%
57072
89%
**17
99%
Vihtavuori N570
<<locked>>
93%
57334
90%
**59
98%
Winchester StaBALL HD
<<locked>>
86%
57377
90%
**94
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2213
<<locked>>
81%
48370
76%
**33
99%
ADI AR 2217
<<locked>>
81%
36027
56%
**48
95%
[ADI AR 2218]*
<<locked>>
86%
36724
58%
**17
90%
ADI AR 2225
<<locked>>
81%
33214
52%
**18
98%
Accurate 3100
<<locked>>
81%
49008
77%
**51
100%
[Accurate 8700]*
<<locked>>
92%
36172
57%
**48
90%
Accurate MAGPRO
<<locked>>
81%
48588
76%
**33
97%
Alliant Reloder-19
<<locked>>
81%
53011
83%
**79
100%
Alliant Reloder-22
<<locked>>
81%
49153
77%
**40
100%
Alliant Reloder-23
<<locked>>
81%
47718
75%
**58
100%
Alliant Reloder-25
<<locked>>
81%
41901
66%
**05
100%
[Alliant Reloder-33]*
<<locked>>
82%
35143
55%
**64
90%
[Alliant Reloder-50]*
<<locked>>
87%
36680
57%
**80
90%
Hodgdon H1000
<<locked>>
81%
36027
56%
**48
95%
Hodgdon H4831
<<locked>>
81%
44875
70%
**12
97%
Hodgdon H4831 SC
<<locked>>
81%
49951
78%
**10
99%
Hodgdon Retumbo
<<locked>>
81%
33214
52%
**18
98%
Hodgdon TrailBoss
<<locked>>
81%
29022
45%
**78
100%
IMR 4955 Enduron
<<locked>>
81%
48602
76%
**61
98%
IMR 7828 SSC
<<locked>>
81%
50299
79%
**76
99%
[IMR 7977 Enduron]*
<<locked>>
82%
41945
66%
**87
90%
[IMR 8133 Enduron]*
<<locked>>
81%
30763
48%
**30
92%
[Lovex D100]*
<<locked>>
88%
45905
72%
**02
90%
Lovex S071
<<locked>>
81%
42206
66%
**23
100%
Norma 217
<<locked>>
81%
31125
49%
**59
95%
Norma MRP
<<locked>>
81%
52707
83%
**18
100%
[Ramshot LRT]*
<<locked>>
93%
47906
75%
**40
90%
Ramshot Magnum
<<locked>>
81%
47616
75%
**84
100%
ReloadSwiss RS 14
<<locked>>
81%
29863
47%
**21
100%
ReloadSwiss RS 76
<<locked>>
81%
40437
63%
**25
99%
[ReloadSwiss RS 80]*
<<locked>>
81%
37275
58%
**13
94%
Rottweil R 905
<<locked>>
81%
52736
83%
**72
100%
[SNPE Vectan SP 13]*
<<locked>>
91%
37202
58%
**51
90%
Somchem S385
<<locked>>
81%
53069
83%
**43
100%
[Vihtavuori 24N41]*
<<locked>>
93%
47979
75%
**04
90%
Vihtavuori N165
<<locked>>
81%
45150
71%
**79
99%
[Vihtavuori N170]*
<<locked>>
84%
37739
59%
**28
90%
Vihtavuori N555
<<locked>>
81%
52721
83%
**43
100%
Vihtavuori N560
<<locked>>
81%
49516
78%
**69
99%
Vihtavuori N565
<<locked>>
81%
43482
68%
**15
97%
[Vihtavuori N568]*
<<locked>>
81%
38363
60%
**30
94%
[Vihtavuori N570]*
<<locked>>
81%
36637
57%
**10
90%
Winchester StaBALL HD
<<locked>>
81%
47369
74%
**30
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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