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Load data for .30-378 Weath. Mag. + .308 | 186gr | Peregrine Glider GRM

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Recommended Powder(s):

.30-378 Weath. Mag. + .308 | 186gr | Peregrine Glider GRM

Load Specifications

Bullet:
.308 | 186gr | Peregrine Glider GRM
Bullet Weight:
186gr | 12.1g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.591" | 40.4mm
Caliber:
.30-378 Weath. Mag.
Case Length (l3):
2.913" | 74.0mm
Cartridge Length (C.O.L.):
3.600" | 91.4mm
Seated Depth:
0.904" | 23.0mm
Shank Seated Depth:
0.668" | 17.0mm
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_B8112_C333

>> Use the Personalized Load Calculator further below to adjust input parameters. 

Load data for 96 loads in caliber .30-378 Weath. Mag. with .308 | 186gr | Peregrine Glider GRM bullet and 48 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".

    • A load must fulfill certain criteria to be listed in the default view below - see here.

    • Our load data might deviate from other sources - see the most common reasons here

    • All loads are based on the bullet and case dimensions shown under "Load Specifications" - see here what to do if you deviate.

    • You can set your specifications in the "Personalized Load Calculator".

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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>>
84%
56971
89%
**12
100%
ADI AR 2213
<<locked>>
87%
57014
89%
**45
100%
ADI AR 2217 👍
<<locked>>
95%
57232
90%
**41
100%
ADI AR 2218
<<locked>>
97%
52997
83%
**74
98%
ADI AR 2225 👍
<<locked>>
97%
55883
88%
**54
100%
Accurate 3100
<<locked>>
86%
56985
89%
**43
100%
[Accurate 8700]*
<<locked>>
97%
42235
66%
**62
93%
Accurate MAGPRO
<<locked>>
86%
56985
89%
**48
99%
Alliant Reloder-19
<<locked>>
84%
57043
89%
**09
100%
Alliant Reloder-22
<<locked>>
86%
56913
89%
**28
100%
Alliant Reloder-23
<<locked>>
87%
57348
90%
**72
100%
Alliant Reloder-25
<<locked>>
91%
57188
90%
**28
100%
Alliant Reloder-26
<<locked>>
83%
57276
90%
**45
100%
Alliant Reloder-33
<<locked>>
96%
57159
90%
**94
98%
Alliant Reloder-50
<<locked>>
97%
50589
79%
**66
96%
Hodgdon H1000 👍
<<locked>>
95%
57232
90%
**41
100%
Hodgdon H4831
<<locked>>
89%
57130
90%
**99
100%
Hodgdon H4831 SC
<<locked>>
86%
57130
90%
**99
100%
Hodgdon Retumbo 👍
<<locked>>
97%
55883
88%
**54
100%
Hodgdon TrailBoss
<<locked>>
97%
36405
57%
**03
100%
IMR 4831
<<locked>>
83%
57130
90%
**46
100%
IMR 4955 Enduron
<<locked>>
87%
57363
90%
**69
100%
IMR 7828 SSC
<<locked>>
85%
56956
89%
**58
100%
IMR 7977 Enduron
<<locked>>
92%
57276
90%
**43
95%
IMR 8133 Enduron
<<locked>>
97%
51126
80%
**72
99%
[Lovex D100]*
<<locked>>
96%
57290
90%
**69
94%
Lovex S071
<<locked>>
92%
57145
90%
**40
100%
Norma 217
<<locked>>
97%
52069
82%
**86
100%
Norma MRP
<<locked>>
84%
57043
89%
**45
100%
[Ramshot LRT]*
<<locked>>
97%
52808
83%
**95
92%
Ramshot Magnum
<<locked>>
87%
57116
90%
**12
100%
ReloadSwiss RS 14
<<locked>>
97%
37260
58%
**46
100%
ReloadSwiss RS 76
<<locked>>
91%
56768
89%
**04
100%
ReloadSwiss RS 80
<<locked>>
93%
57174
90%
**84
99%
Rottweil R 904
<<locked>>
84%
57377
90%
**72
100%
Rottweil R 905
<<locked>>
84%
57014
89%
**95
100%
[SNPE Vectan SP 13]*
<<locked>>
97%
44251
69%
**79
94%
Somchem S361
<<locked>>
83%
57421
90%
**49
100%
Somchem S385
<<locked>>
84%
57116
89%
**59
100%
[Vihtavuori 24N41]*
<<locked>>
97%
53127
83%
**63
92%
Vihtavuori N165
<<locked>>
89%
57145
90%
**56
100%
Vihtavuori N170
<<locked>>
97%
55941
88%
**66
96%
Vihtavuori N555
<<locked>>
85%
57217
90%
**66
100%
Vihtavuori N560
<<locked>>
86%
57290
90%
**64
100%
Vihtavuori N565 👍
<<locked>>
90%
57261
90%
**35
100%
Vihtavuori N568
<<locked>>
93%
56840
89%
**81
99%
Vihtavuori N570
<<locked>>
94%
57392
90%
**20
98%
Winchester StaBALL HD
<<locked>>
87%
57072
89%
**51
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
51721
81%
**17
100%
ADI AR 2213
<<locked>>
81%
46702
73%
**61
99%
ADI AR 2217
<<locked>>
81%
34838
55%
**92
95%
[ADI AR 2218]*
<<locked>>
87%
36376
57%
**84
90%
ADI AR 2225
<<locked>>
81%
32053
50%
**59
97%
Accurate 3100
<<locked>>
81%
47369
74%
**79
100%
[Accurate 8700]*
<<locked>>
93%
35940
56%
**08
90%
Accurate MAGPRO
<<locked>>
81%
46963
74%
**67
97%
Alliant Reloder-19
<<locked>>
81%
51401
81%
**07
100%
Alliant Reloder-22
<<locked>>
81%
47485
74%
**67
99%
Alliant Reloder-23
<<locked>>
81%
46325
73%
**95
100%
Alliant Reloder-25
<<locked>>
81%
40234
63%
**43
100%
Alliant Reloder-26
<<locked>>
81%
52924
83%
**72
100%
[Alliant Reloder-33]*
<<locked>>
83%
34693
54%
**21
90%
[Alliant Reloder-50]*
<<locked>>
88%
35940
56%
**48
90%
Hodgdon H1000
<<locked>>
81%
34838
55%
**92
95%
Hodgdon H4831
<<locked>>
81%
43439
68%
**40
97%
Hodgdon H4831 SC
<<locked>>
81%
48472
76%
**41
98%
Hodgdon Retumbo
<<locked>>
81%
32053
50%
**59
97%
Hodgdon TrailBoss
<<locked>>
81%
28834
45%
**36
100%
IMR 4831
<<locked>>
81%
52939
83%
**81
100%
IMR 4955 Enduron
<<locked>>
81%
47239
74%
**92
98%
IMR 7828 SSC
<<locked>>
81%
48530
76%
**00
99%
[IMR 7977 Enduron]*
<<locked>>
82%
41568
65%
**44
90%
[IMR 8133 Enduron]*
<<locked>>
81%
29501
46%
**67
92%
[Lovex D100]*
<<locked>>
89%
45629
72%
**56
90%
Lovex S071
<<locked>>
81%
40625
64%
**54
100%
Norma 217
<<locked>>
81%
29747
47%
**97
95%
Norma MRP
<<locked>>
81%
50778
80%
**46
100%
[Ramshot LRT]*
<<locked>>
94%
47094
74%
**94
90%
Ramshot Magnum
<<locked>>
81%
45513
71%
**12
100%
ReloadSwiss RS 14
<<locked>>
81%
29704
47%
**78
100%
ReloadSwiss RS 76
<<locked>>
81%
38827
61%
**62
99%
[ReloadSwiss RS 80]*
<<locked>>
81%
35578
56%
**48
94%
Rottweil R 904
<<locked>>
81%
52272
82%
**94
99%
Rottweil R 905
<<locked>>
81%
51242
80%
**07
100%
[SNPE Vectan SP 13]*
<<locked>>
91%
36390
57%
**08
90%
Somchem S361
<<locked>>
81%
53330
84%
**81
99%
Somchem S385
<<locked>>
81%
51430
81%
**74
100%
[Vihtavuori 24N41]*
<<locked>>
94%
47776
75%
**58
90%
Vihtavuori N165
<<locked>>
81%
43816
69%
**26
99%
[Vihtavuori N170]*
<<locked>>
84%
37420
59%
**89
90%
Vihtavuori N555
<<locked>>
81%
51053
80%
**77
100%
Vihtavuori N560
<<locked>>
81%
47674
75%
**87
98%
Vihtavuori N565
<<locked>>
81%
41698
65%
**46
97%
[Vihtavuori N568]*
<<locked>>
81%
36782
58%
**67
94%
[Vihtavuori N570]*
<<locked>>
82%
35752
56%
**61
90%
Winchester StaBALL HD
<<locked>>
81%
45368
71%
**64
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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