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Load data for .30-378 Weath. Mag. + .308 | 200gr | H&N RN HS

Recommended Powder(s):

.30-378 Weath. Mag. + .308 | 200gr | H&N RN HS

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 200gr | H&N RN HS
Bullet Weight:
200gr | 13.0g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.210" | 30.7mm
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:
0.523" | 13.3mm
Shank Seated Depth:
0.503" | 12.8mm
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_B7412_C333
Last updated:
2025-01-01

Load data for 82 loads in caliber .30-378 Weath. Mag. with .308 | 200gr | H&N RN HS bullet and 41 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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  • 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 2213
<<locked>>
85%
57290
90%
**69
100%
ADI AR 2217 👍
<<locked>>
93%
57421
90%
**59
100%
ADI AR 2218
<<locked>>
97%
57217
90%
**64
99%
ADI AR 2225
<<locked>>
95%
57043
89%
**72
100%
Accurate 3100
<<locked>>
85%
56869
89%
**54
100%
Accurate 8700
<<locked>>
97%
44991
71%
**40
96%
Accurate MAGPRO
<<locked>>
85%
57319
90%
**79
100%
Alliant Reloder-22
<<locked>>
85%
57334
90%
**46
100%
Alliant Reloder-23
<<locked>>
86%
56942
89%
**67
100%
Alliant Reloder-25
<<locked>>
89%
57421
90%
**46
100%
Alliant Reloder-33
<<locked>>
94%
56942
89%
**05
99%
Alliant Reloder-50
<<locked>>
97%
53708
84%
**36
98%
Hodgdon H1000 👍
<<locked>>
93%
57421
90%
**59
100%
Hodgdon H4831
<<locked>>
88%
57232
90%
**20
100%
Hodgdon H4831 SC
<<locked>>
84%
56913
89%
**07
100%
Hodgdon Retumbo
<<locked>>
95%
57043
89%
**72
100%
[Hodgdon US 869]*
<<locked>>
97%
49588
78%
**12
92%
Hodgdon TrailBoss
<<locked>>
96%
35984
56%
**47
100%
IMR 4955 Enduron
<<locked>>
86%
57305
90%
**94
100%
IMR 7828 SSC
<<locked>>
84%
57421
90%
**72
100%
IMR 7977 Enduron
<<locked>>
90%
56985
89%
**71
96%
IMR 8133 Enduron
<<locked>>
97%
54462
85%
**40
100%
Lovex D100
<<locked>>
94%
57072
89%
**00
95%
Lovex S071
<<locked>>
90%
57203
90%
**58
100%
Norma 217 👍
<<locked>>
97%
55738
87%
**46
100%
Ramshot LRT
<<locked>>
97%
56594
89%
**92
95%
Ramshot Magnum
<<locked>>
85%
56913
89%
**17
100%
ReloadSwiss RS 14
<<locked>>
97%
37217
58%
**96
100%
ReloadSwiss RS 76
<<locked>>
89%
57392
90%
**05
100%
ReloadSwiss RS 80 👍
<<locked>>
91%
56898
89%
**95
100%
SNPE Vectan SP 13
<<locked>>
97%
46847
73%
**53
96%
[Vihtavuori 20N29]*
<<locked>>
97%
44701
70%
**26
93%
Vihtavuori 24N41
<<locked>>
97%
57363
90%
**69
95%
Vihtavuori N165
<<locked>>
88%
57058
89%
**67
100%
Vihtavuori N170
<<locked>>
96%
57159
90%
**10
98%
Vihtavuori N555
<<locked>>
83%
57116
89%
**81
100%
Vihtavuori N560
<<locked>>
84%
56971
89%
**76
100%
Vihtavuori N565
<<locked>>
89%
57246
90%
**49
100%
Vihtavuori N568 👍
<<locked>>
91%
57188
90%
**89
100%
Vihtavuori N570
<<locked>>
92%
57232
90%
**28
99%
Winchester StaBALL HD
<<locked>>
85%
57159
90%
**36
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2213
<<locked>>
81%
49400
77%
**31
100%
ADI AR 2217
<<locked>>
81%
36216
57%
**49
97%
[ADI AR 2218]*
<<locked>>
84%
33852
53%
**46
90%
ADI AR 2225
<<locked>>
81%
33272
52%
**16
99%
Accurate 3100
<<locked>>
81%
48762
76%
**26
100%
[Accurate 8700]*
<<locked>>
90%
33707
53%
**80
90%
Accurate MAGPRO
<<locked>>
81%
49298
77%
**25
98%
Alliant Reloder-22
<<locked>>
81%
49821
78%
**28
100%
Alliant Reloder-23
<<locked>>
81%
48457
76%
**40
100%
Alliant Reloder-25
<<locked>>
81%
42308
66%
**87
100%
[Alliant Reloder-33]*
<<locked>>
81%
33779
53%
**10
91%
[Alliant Reloder-50]*
<<locked>>
85%
34040
53%
**13
90%
Hodgdon H1000
<<locked>>
81%
36216
57%
**49
97%
Hodgdon H4831
<<locked>>
81%
45498
71%
**10
98%
Hodgdon H4831 SC
<<locked>>
81%
50778
80%
**08
99%
Hodgdon Retumbo
<<locked>>
81%
33272
52%
**16
99%
[Hodgdon US 869]*
<<locked>>
94%
44222
69%
**03
90%
Hodgdon TrailBoss
<<locked>>
81%
28790
45%
**93
100%
IMR 4955 Enduron
<<locked>>
81%
49095
77%
**53
99%
IMR 7828 SSC
<<locked>>
81%
51590
81%
**77
100%
[IMR 7977 Enduron]*
<<locked>>
81%
41466
65%
**72
91%
[IMR 8133 Enduron]*
<<locked>>
81%
30400
48%
**15
94%
[Lovex D100]*
<<locked>>
86%
42032
66%
**15
90%
Lovex S071
<<locked>>
81%
41466
65%
**92
100%
Norma 217
<<locked>>
81%
30777
48%
**38
96%
[Ramshot LRT]*
<<locked>>
90%
43947
69%
**53
90%
Ramshot Magnum
<<locked>>
81%
48385
76%
**82
100%
ReloadSwiss RS 14
<<locked>>
81%
29559
46%
**32
100%
ReloadSwiss RS 76
<<locked>>
81%
41162
65%
**26
100%
ReloadSwiss RS 80
<<locked>>
81%
37231
58%
**98
95%
[SNPE Vectan SP 13]*
<<locked>>
88%
34127
53%
**70
90%
[Vihtavuori 20N29]*
<<locked>>
93%
38421
60%
**92
90%
[Vihtavuori 24N41]*
<<locked>>
90%
44527
70%
**20
90%
Vihtavuori N165
<<locked>>
81%
45542
71%
**80
100%
[Vihtavuori N170]*
<<locked>>
82%
34650
54%
**57
90%
Vihtavuori N555
<<locked>>
81%
52968
83%
**15
100%
Vihtavuori N560
<<locked>>
81%
50372
79%
**61
99%
Vihtavuori N565
<<locked>>
81%
43424
68%
**97
98%
Vihtavuori N568
<<locked>>
81%
38537
60%
**31
95%
[Vihtavuori N570]*
<<locked>>
81%
36825
58%
**08
92%
Winchester StaBALL HD
<<locked>>
81%
48356
76%
**08
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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