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Load data for .300 Win. Mag. + .308 | 185gr | Berger Match Hybrid

Recommended Powder(s): Alliant Reloder-26, Hodgdon Superperformance, Ramshot Hunter, ReloadSwiss RS 70, Vihtavuori N555

.300 Win. Mag. + .308 | 185gr | Berger Match Hybrid

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 185gr | Berger Match Hybrid
Manufacturer SKU:
30424
Bullet Weight:
185gr | 12.0g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.418" | 36.0mm
Caliber:
.300 Win. Mag. load data
Case Length (l3):
2.620" | 66.5mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.748" | 19.0mm
Shank Seated Depth:
0.507" | 12.9mm
Case Capacity:
90.5 Grains of Water | 5.88 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
62366 psi | 4300 bar
LID:
LID_B1100_C380
Last updated:
2025-01-01
Recommended Twist Rate:
1:11 - 1:9

Load data for 154 loads in caliber .300 Win. Mag. with .308 | 185gr | Berger Match Hybrid bullet and 77 powders such as Alliant Reloder-26, Hodgdon Superperformance, Ramshot Hunter, ReloadSwiss RS 70, Vihtavuori N555. 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".

  • Muzzle velocity vs. barrel length

    Every 1 inch additional barrel length increases muzzle velocity by approx. 31.2 fps

  • .

    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 2208
<<locked>>
85%
55608
89%
**66
100%
ADI AR 2209
<<locked>>
97%
55956
90%
**67
98%
ADI AR 2213
<<locked>>
97%
50372
81%
**02
96%
[ADI AR 2225]*
<<locked>>
97%
32648
52%
**54
93%
Accurate 2700
<<locked>>
86%
56028
90%
**36
99%
Accurate 3100
<<locked>>
97%
49995
80%
**33
99%
Accurate 4064
<<locked>>
84%
55898
90%
**33
100%
Accurate 4350
<<locked>>
91%
55390
89%
**28
100%
[Accurate MAGPRO]*
<<locked>>
97%
48921
78%
**99
94%
Alliant Reloder- TS 15.5
<<locked>>
85%
55593
89%
**72
100%
Alliant Reloder-16
<<locked>>
93%
55782
89%
**74
100%
Alliant Reloder-17
<<locked>>
88%
56028
90%
**84
100%
Alliant Reloder-19
<<locked>>
97%
55840
90%
**64
99%
Alliant Reloder-22
<<locked>>
97%
49545
79%
**02
98%
Alliant Reloder-23
<<locked>>
97%
47094
76%
**46
100%
Alliant Reloder-25
<<locked>>
97%
40625
65%
**64
99%
Alliant Reloder-26 👍
<<locked>>
97%
53287
85%
**27
100%
Hodgdon H380
<<locked>>
84%
55608
89%
**89
100%
Hodgdon H414
<<locked>>
87%
55840
90%
**58
99%
Hodgdon H4350
<<locked>>
94%
55259
89%
**89
99%
[Hodgdon H4831]*
<<locked>>
97%
46514
75%
**80
94%
Hodgdon H4831 SC
<<locked>>
97%
52852
85%
**89
96%
Hodgdon Hybrid 100V
<<locked>>
94%
55840
90%
**95
100%
Hodgdon LVR
<<locked>>
90%
56014
90%
**35
100%
[Hodgdon Retumbo]*
<<locked>>
97%
32648
52%
**54
93%
Hodgdon Superperformance 👍
<<locked>>
90%
55579
89%
**81
99%
Hodgdon VARGET
<<locked>>
86%
55985
90%
**69
100%
Hodgdon TrailBoss
<<locked>>
97%
34940
56%
**96
100%
IMR 4064
<<locked>>
86%
55869
90%
**56
100%
IMR 4166 Enduron
<<locked>>
87%
56043
90%
**59
99%
IMR 4350
<<locked>>
92%
55724
89%
**02
99%
IMR 4451 Enduron
<<locked>>
88%
55970
90%
**85
99%
IMR 4831
<<locked>>
96%
55463
89%
**15
100%
IMR 4955 Enduron
<<locked>>
97%
51648
83%
**36
96%
IMR 7828 SSC
<<locked>>
97%
52127
84%
**44
97%
Lovex S062
<<locked>>
84%
55637
89%
**46
100%
Lovex S065
<<locked>>
90%
55608
89%
**72
100%
Lovex S070
<<locked>>
91%
55651
89%
**99
100%
Lovex S071
<<locked>>
97%
41205
66%
**72
98%
Norma 203B
<<locked>>
83%
55390
89%
**89
100%
Norma 204
<<locked>>
92%
56014
90%
**44
98%
Norma MRP
<<locked>>
97%
52692
84%
**87
99%
Norma URP
<<locked>>
92%
56101
90%
**38
100%
Ramshot Hunter 👍
<<locked>>
92%
55608
89%
**51
100%
Ramshot Magnum
<<locked>>
97%
47659
76%
**53
98%
ReloadSwiss RS 14
<<locked>>
96%
35331
57%
**32
100%
ReloadSwiss RS 50
<<locked>>
84%
55564
89%
**79
100%
ReloadSwiss RS 52
<<locked>>
83%
55869
90%
**08
100%
ReloadSwiss RS 60
<<locked>>
89%
55608
89%
**04
100%
ReloadSwiss RS 62
<<locked>>
91%
55985
90%
**64
100%
ReloadSwiss RS 70 👍
<<locked>>
92%
55927
90%
**07
100%
ReloadSwiss RS 76
<<locked>>
97%
39436
63%
**67
96%
Rottweil R 903
<<locked>>
86%
55434
89%
**76
100%
Rottweil R 904
<<locked>>
96%
55651
89%
**08
97%
Rottweil R 905
<<locked>>
97%
54534
87%
**41
98%
Rottweil R 907
<<locked>>
89%
55695
89%
**79
99%
SNPE Vectan SP 11
<<locked>>
86%
55985
90%
**22
100%
SNPE Vectan Tubal 5000
<<locked>>
86%
55956
90%
**51
100%
SNPE Vectan Tubal 7000
<<locked>>
90%
55767
89%
**33
99%
Shooters World Long Rifle
<<locked>>
90%
55608
89%
**72
100%
Shooters World Precision
<<locked>>
84%
55637
89%
**46
100%
Somchem S355
<<locked>>
86%
55303
89%
**69
100%
Somchem S361
<<locked>>
95%
55492
89%
**72
97%
Somchem S365
<<locked>>
94%
55622
89%
**48
100%
Somchem S385
<<locked>>
97%
55477
89%
**25
99%
Vihtavuori N135
<<locked>>
88%
55753
89%
**87
100%
Vihtavuori N150
<<locked>>
92%
55593
89%
**33
100%
Vihtavuori N160
<<locked>>
89%
55434
89%
**92
100%
Vihtavuori N165
<<locked>>
97%
46151
74%
**54
97%
Vihtavuori N540
<<locked>>
83%
56115
90%
**33
100%
Vihtavuori N550
<<locked>>
89%
55796
89%
**41
100%
Vihtavuori N555 👍
<<locked>>
97%
52620
84%
**28
100%
Vihtavuori N560
<<locked>>
97%
49342
79%
**15
96%
[Vihtavuori N565]*
<<locked>>
97%
42105
68%
**71
94%
Winchester 6.5 StaBALL
<<locked>>
91%
55506
89%
**69
100%
Winchester 760
<<locked>>
87%
55840
90%
**58
99%
Winchester StaBALL HD
<<locked>>
97%
40944
66%
**89
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
48414
78%
**57
100%
[ADI AR 2209]*
<<locked>>
81%
33620
54%
**21
92%
[ADI AR 2213]*
<<locked>>
86%
35360
57%
**84
90%
[ADI AR 2225]*
<<locked>>
93%
29327
47%
**56
90%
Accurate 2700
<<locked>>
81%
46992
75%
**89
98%
[Accurate 3100]*
<<locked>>
81%
28921
46%
**93
93%
Accurate 4064
<<locked>>
81%
51547
83%
**77
100%
Accurate 4350
<<locked>>
81%
39436
63%
**56
99%
[Accurate MAGPRO]*
<<locked>>
90%
38972
62%
**02
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
49008
79%
**74
100%
Alliant Reloder-16
<<locked>>
81%
38551
62%
**69
99%
Alliant Reloder-17
<<locked>>
81%
43801
70%
**94
100%
[Alliant Reloder-19]*
<<locked>>
81%
33359
53%
**15
92%
[Alliant Reloder-22]*
<<locked>>
82%
30153
48%
**72
90%
Alliant Reloder-23
<<locked>>
81%
28166
45%
**29
97%
[Alliant Reloder-25]*
<<locked>>
82%
25469
41%
**34
90%
Alliant Reloder-26
<<locked>>
81%
30008
48%
**34
95%
Hodgdon H380
<<locked>>
81%
49777
80%
**00
100%
Hodgdon H414
<<locked>>
81%
45136
72%
**71
98%
Hodgdon H4350
<<locked>>
81%
37057
59%
**51
95%
[Hodgdon H4831]*
<<locked>>
89%
35998
58%
**57
90%
[Hodgdon H4831 SC]*
<<locked>>
85%
35998
58%
**57
90%
Hodgdon Hybrid 100V
<<locked>>
81%
35839
57%
**57
99%
Hodgdon LVR
<<locked>>
81%
42206
68%
**98
99%
[Hodgdon Retumbo]*
<<locked>>
93%
29327
47%
**56
90%
Hodgdon Superperformance
<<locked>>
81%
40524
65%
**12
96%
Hodgdon VARGET
<<locked>>
81%
48196
77%
**48
100%
Hodgdon TrailBoss
<<locked>>
91%
32518
52%
**50
100%
IMR 4064
<<locked>>
81%
47805
77%
**35
100%
IMR 4166 Enduron
<<locked>>
81%
47065
75%
**08
98%
IMR 4350
<<locked>>
81%
38885
62%
**97
96%
IMR 4451 Enduron
<<locked>>
81%
45092
72%
**05
98%
IMR 4831
<<locked>>
81%
34650
56%
**38
98%
[IMR 4955 Enduron]*
<<locked>>
84%
34766
56%
**95
90%
[IMR 7828 SSC]*
<<locked>>
85%
34824
56%
**80
90%
Lovex S062
<<locked>>
81%
51242
82%
**80
100%
Lovex S065
<<locked>>
81%
42380
68%
**52
98%
Lovex S070
<<locked>>
81%
40654
65%
**30
97%
[Lovex S071]*
<<locked>>
81%
24932
40%
**75
91%
Norma 203B
<<locked>>
81%
51750
83%
**33
100%
[Norma 204]*
<<locked>>
81%
38711
62%
**26
94%
[Norma MRP]*
<<locked>>
81%
30472
49%
**05
92%
Norma URP
<<locked>>
81%
39146
63%
**46
99%
Ramshot Hunter
<<locked>>
81%
38116
61%
**43
97%
[Ramshot Magnum]*
<<locked>>
84%
29776
48%
**49
90%
ReloadSwiss RS 14
<<locked>>
87%
31154
50%
**50
100%
ReloadSwiss RS 50
<<locked>>
81%
49864
80%
**90
99%
ReloadSwiss RS 52
<<locked>>
81%
52098
84%
**53
100%
ReloadSwiss RS 60
<<locked>>
81%
42322
68%
**84
100%
ReloadSwiss RS 62
<<locked>>
81%
39218
63%
**72
99%
ReloadSwiss RS 70
<<locked>>
81%
38145
61%
**85
98%
[ReloadSwiss RS 76]*
<<locked>>
89%
29921
48%
**98
90%
Rottweil R 903
<<locked>>
81%
46731
75%
**41
100%
[Rottweil R 904]*
<<locked>>
81%
34882
56%
**05
91%
[Rottweil R 905]*
<<locked>>
81%
32256
52%
**95
92%
Rottweil R 907
<<locked>>
81%
43497
70%
**69
97%
SNPE Vectan SP 11
<<locked>>
81%
48051
77%
**97
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
47892
77%
**43
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
41510
67%
**97
97%
Shooters World Long Rifle
<<locked>>
81%
42380
68%
**52
98%
Shooters World Precision
<<locked>>
81%
51242
82%
**80
100%
Somchem S355
<<locked>>
81%
46891
75%
**35
100%
[Somchem S361]*
<<locked>>
81%
35505
57%
**02
90%
Somchem S365
<<locked>>
81%
35476
57%
**03
100%
[Somchem S385]*
<<locked>>
81%
32924
53%
**85
93%
Vihtavuori N135
<<locked>>
81%
45600
73%
**46
100%
Vihtavuori N150
<<locked>>
81%
40190
64%
**84
100%
Vihtavuori N160
<<locked>>
81%
42366
68%
**79
99%
[Vihtavuori N165]*
<<locked>>
82%
28529
46%
**64
90%
Vihtavuori N540
<<locked>>
81%
52533
84%
**84
100%
Vihtavuori N550
<<locked>>
81%
42728
69%
**18
99%
Vihtavuori N555
<<locked>>
81%
31169
50%
**05
97%
[Vihtavuori N560]*
<<locked>>
86%
35273
57%
**10
90%
[Vihtavuori N565]*
<<locked>>
91%
34330
55%
**97
90%
Winchester 6.5 StaBALL
<<locked>>
81%
39885
64%
**23
100%
Winchester 760
<<locked>>
81%
45136
72%
**71
98%
Winchester StaBALL HD
<<locked>>
81%
24947
40%
**03
96%

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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