top of page

Load data for .30-378 Weath. Mag. + .308 | 181gr | RWS H-Mantel

Recommended Powder(s): ADI AR 2217, ADI AR 2225, Hodgdon H1000, Hodgdon Retumbo, ReloadSwiss RS 76

.30-378 Weath. Mag. + .308 | 181gr | RWS H-Mantel

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 181gr | RWS H-Mantel
Manufacturer SKU:
2146010
Bullet Weight:
181gr | 11.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.220" | 31.0mm
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:
0.533" | 13.5mm
Shank Seated Depth:
0.533" | 13.5mm
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_B5435_C333
Last updated:
2025-01-01

Load data for 84 loads in caliber .30-378 Weath. Mag. with .308 | 181gr | RWS H-Mantel bullet and 42 powders such as ADI AR 2217, ADI AR 2225, Hodgdon H1000, Hodgdon Retumbo, 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".

  • No data yet

  • 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.

    .

    Loading_icon.gif

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%
56855
89%
**81
100%
ADI AR 2217 👍
<<locked>>
94%
57406
90%
**81
100%
ADI AR 2218
<<locked>>
97%
55637
87%
**56
98%
ADI AR 2225 👍
<<locked>>
96%
57203
90%
**00
100%
Accurate 3100
<<locked>>
85%
57043
89%
**69
100%
[Accurate 8700]*
<<locked>>
97%
44483
70%
**38
94%
Accurate MAGPRO
<<locked>>
85%
57363
90%
**87
99%
Alliant Reloder-19
<<locked>>
83%
57188
90%
**38
100%
Alliant Reloder-22
<<locked>>
85%
57392
90%
**71
100%
Alliant Reloder-23
<<locked>>
86%
57305
90%
**99
100%
Alliant Reloder-25
<<locked>>
90%
57217
90%
**61
100%
Alliant Reloder-33
<<locked>>
95%
57363
90%
**27
98%
Alliant Reloder-50
<<locked>>
97%
53809
84%
**61
97%
Hodgdon H1000 👍
<<locked>>
94%
57406
90%
**81
100%
Hodgdon H4831
<<locked>>
88%
57319
90%
**28
100%
Hodgdon H4831 SC
<<locked>>
85%
57319
90%
**28
100%
Hodgdon Retumbo 👍
<<locked>>
96%
57203
90%
**00
100%
Hodgdon TrailBoss
<<locked>>
97%
36274
57%
**36
100%
IMR 4955 Enduron
<<locked>>
86%
57217
90%
**02
100%
IMR 7828 SSC
<<locked>>
84%
56811
89%
**77
100%
IMR 7977 Enduron
<<locked>>
91%
57334
90%
**76
95%
IMR 8133 Enduron
<<locked>>
97%
53635
84%
**45
100%
[Lovex D100]*
<<locked>>
94%
57290
90%
**02
94%
Lovex S071
<<locked>>
90%
57043
89%
**69
100%
Norma 217
<<locked>>
97%
54969
86%
**61
100%
Norma MRP
<<locked>>
83%
57116
89%
**77
100%
[Ramshot LRT]*
<<locked>>
97%
55463
87%
**77
93%
Ramshot Magnum
<<locked>>
85%
57043
89%
**38
100%
ReloadSwiss RS 14
<<locked>>
97%
37376
59%
**85
100%
ReloadSwiss RS 76 👍
<<locked>>
90%
57188
90%
**33
100%
ReloadSwiss RS 80
<<locked>>
92%
57377
90%
**20
99%
Rottweil R 905
<<locked>>
83%
57319
90%
**41
100%
[SNPE Vectan SP 13]*
<<locked>>
97%
46746
73%
**51
94%
[Vihtavuori 24N41]*
<<locked>>
97%
56130
88%
**45
93%
Vihtavuori N165
<<locked>>
88%
57174
90%
**89
100%
Vihtavuori N170
<<locked>>
96%
57421
90%
**25
97%
Vihtavuori N555
<<locked>>
83%
56956
89%
**02
100%
Vihtavuori N560
<<locked>>
85%
57217
90%
**97
100%
Vihtavuori N565
<<locked>>
89%
56884
89%
**61
100%
Vihtavuori N568
<<locked>>
92%
57348
90%
**10
99%
Vihtavuori N570
<<locked>>
93%
57232
90%
**46
98%
Winchester StaBALL HD
<<locked>>
86%
56869
89%
**74
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2213
<<locked>>
81%
48907
77%
**27
99%
ADI AR 2217
<<locked>>
81%
36463
57%
**61
96%
[ADI AR 2218]*
<<locked>>
85%
36550
57%
**07
90%
ADI AR 2225
<<locked>>
81%
33620
53%
**25
98%
Accurate 3100
<<locked>>
81%
49414
77%
**48
100%
[Accurate 8700]*
<<locked>>
91%
36434
57%
**48
90%
Accurate MAGPRO
<<locked>>
81%
49197
77%
**46
98%
Alliant Reloder-19
<<locked>>
81%
53287
84%
**76
100%
Alliant Reloder-22
<<locked>>
81%
49574
78%
**33
100%
Alliant Reloder-23
<<locked>>
81%
48254
76%
**58
100%
Alliant Reloder-25
<<locked>>
81%
42206
66%
**05
100%
[Alliant Reloder-33]*
<<locked>>
82%
34896
55%
**48
90%
[Alliant Reloder-50]*
<<locked>>
87%
36477
57%
**77
90%
Hodgdon H1000
<<locked>>
81%
36463
57%
**61
96%
Hodgdon H4831
<<locked>>
81%
45150
71%
**08
98%
Hodgdon H4831 SC
<<locked>>
81%
50546
79%
**20
99%
Hodgdon Retumbo
<<locked>>
81%
33620
53%
**25
98%
Hodgdon TrailBoss
<<locked>>
81%
29066
46%
**75
100%
IMR 4955 Enduron
<<locked>>
81%
48863
77%
**58
99%
IMR 7828 SSC
<<locked>>
81%
50618
79%
**72
99%
[IMR 7977 Enduron]*
<<locked>>
81%
41597
65%
**74
90%
[IMR 8133 Enduron]*
<<locked>>
81%
31024
49%
**30
93%
[Lovex D100]*
<<locked>>
88%
45556
71%
**82
90%
Lovex S071
<<locked>>
81%
42583
67%
**23
100%
Norma 217
<<locked>>
81%
31415
49%
**59
96%
Norma MRP
<<locked>>
81%
53011
83%
**15
100%
[Ramshot LRT]*
<<locked>>
93%
47471
74%
**23
90%
Ramshot Magnum
<<locked>>
81%
47993
75%
**81
100%
ReloadSwiss RS 14
<<locked>>
81%
29762
47%
**18
100%
ReloadSwiss RS 76
<<locked>>
81%
40944
64%
**28
100%
[ReloadSwiss RS 80]*
<<locked>>
81%
37739
59%
**10
94%
Rottweil R 905
<<locked>>
81%
53287
83%
**66
100%
[SNPE Vectan SP 13]*
<<locked>>
90%
36724
58%
**35
90%
[Vihtavuori 24N41]*
<<locked>>
93%
47848
75%
**90
90%
Vihtavuori N165
<<locked>>
81%
45730
72%
**89
99%
[Vihtavuori N170]*
<<locked>>
83%
37565
59%
**18
90%
Vihtavuori N555
<<locked>>
81%
53055
83%
**40
100%
Vihtavuori N560
<<locked>>
81%
49806
78%
**66
99%
Vihtavuori N565
<<locked>>
81%
43758
69%
**12
97%
[Vihtavuori N568]*
<<locked>>
81%
38638
61%
**26
94%
[Vihtavuori N570]*
<<locked>>
81%
36898
58%
**07
91%
Winchester StaBALL HD
<<locked>>
81%
47790
75%
**27
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

bottom of page