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Load data for .300 H & H Mag. + .308 | 181gr | RWS H-Mantel

Recommended Powder(s):

.300 H & H 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:
.300 H & H Mag. load data
Case Length (l3):
2.850" | 72.4mm
Cartridge Length (C.O.L.):
3.546" | 90.1mm
Seated Depth:
0.524" | 13.3mm
Shank Seated Depth:
0.524" | 13.3mm
Case Capacity:
85.9 Grains of Water | 5.58 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
62366 psi | 4300 bar
LID:
LID_B5435_C357
Last updated:
2025-01-01

Load data for 160 loads in caliber .300 H & H Mag. with .308 | 181gr | RWS H-Mantel bullet and 80 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 2208
<<locked>>
86%
56014
90%
**85
100%
ADI AR 2209
<<locked>>
97%
54839
88%
**54
98%
ADI AR 2213
<<locked>>
97%
48675
78%
**69
95%
Accurate 2700
<<locked>>
87%
55201
89%
**30
99%
Accurate 3100
<<locked>>
97%
47848
77%
**00
99%
Accurate 4064
<<locked>>
84%
55347
89%
**43
100%
Accurate 4350
<<locked>>
92%
55709
89%
**44
100%
[Accurate MAGPRO]*
<<locked>>
97%
46514
75%
**59
92%
Alliant Reloder- TS 15.5
<<locked>>
86%
55985
90%
**95
100%
Alliant Reloder-15
<<locked>>
84%
55637
89%
**08
100%
Alliant Reloder-16 👍
<<locked>>
94%
55782
89%
**84
100%
Alliant Reloder-17
<<locked>>
89%
55999
90%
**97
100%
Alliant Reloder-19
<<locked>>
97%
53911
86%
**38
98%
Alliant Reloder-22
<<locked>>
97%
47529
76%
**79
97%
Alliant Reloder-23
<<locked>>
97%
45034
72%
**26
100%
Alliant Reloder-25
<<locked>>
97%
39610
64%
**44
98%
Alliant Reloder-26
<<locked>>
97%
51039
82%
**97
100%
Hodgdon CFE223
<<locked>>
84%
55288
89%
**31
100%
Hodgdon H380
<<locked>>
85%
55143
88%
**95
100%
Hodgdon H414
<<locked>>
88%
55608
89%
**61
99%
Hodgdon H4350
<<locked>>
95%
55782
89%
**08
99%
[Hodgdon H4831]*
<<locked>>
97%
45382
73%
**64
93%
Hodgdon H4831 SC
<<locked>>
97%
50908
82%
**59
95%
Hodgdon Hybrid 100V
<<locked>>
96%
55999
90%
**15
100%
Hodgdon LVR
<<locked>>
90%
55506
89%
**38
100%
Hodgdon Superperformance 👍
<<locked>>
91%
55245
89%
**84
99%
Hodgdon VARGET
<<locked>>
86%
55492
89%
**72
100%
Hodgdon TrailBoss
<<locked>>
97%
34882
56%
**03
100%
IMR 4064
<<locked>>
87%
55332
89%
**59
100%
IMR 4166 Enduron
<<locked>>
87%
55361
89%
**59
99%
IMR 4350
<<locked>>
93%
55956
90%
**08
99%
IMR 4451 Enduron
<<locked>>
89%
55564
89%
**89
99%
IMR 4831
<<locked>>
97%
54447
87%
**08
100%
IMR 4955 Enduron
<<locked>>
97%
50647
81%
**23
95%
IMR 7828 SSC
<<locked>>
97%
50198
80%
**22
96%
Lovex S062
<<locked>>
85%
56072
90%
**59
100%
Lovex S065
<<locked>>
91%
56014
90%
**85
100%
Lovex S070
<<locked>>
92%
55941
90%
**08
99%
Lovex S071
<<locked>>
97%
39958
64%
**56
97%
Norma 203B
<<locked>>
84%
55637
89%
**99
100%
Norma 204
<<locked>>
93%
56086
90%
**51
98%
Norma MRP
<<locked>>
97%
50009
80%
**48
98%
Norma URP
<<locked>>
93%
55434
89%
**41
100%
Ramshot Big Game
<<locked>>
84%
56086
90%
**22
100%
Ramshot Hunter 👍
<<locked>>
93%
55579
89%
**61
100%
Ramshot Magnum
<<locked>>
97%
46122
74%
**33
97%
ReloadSwiss RS 14
<<locked>>
96%
35273
57%
**39
100%
ReloadSwiss RS 50
<<locked>>
85%
55927
90%
**89
99%
ReloadSwiss RS 52
<<locked>>
84%
55695
89%
**18
100%
ReloadSwiss RS 60
<<locked>>
90%
55477
89%
**17
100%
ReloadSwiss RS 62 👍
<<locked>>
92%
55521
89%
**61
100%
ReloadSwiss RS 70 👍
<<locked>>
93%
55970
90%
**20
100%
ReloadSwiss RS 76
<<locked>>
97%
38319
61%
**41
95%
Rottweil R 902
<<locked>>
83%
55695
89%
**43
100%
Rottweil R 903
<<locked>>
87%
55651
89%
**89
100%
Rottweil R 904
<<locked>>
97%
56115
90%
**18
97%
Rottweil R 905
<<locked>>
97%
53345
86%
**31
98%
Rottweil R 907
<<locked>>
90%
56115
90%
**92
99%
SNPE Vectan SP 11
<<locked>>
87%
55840
90%
**28
100%
SNPE Vectan Tubal 5000
<<locked>>
87%
55564
89%
**57
100%
SNPE Vectan Tubal 7000
<<locked>>
91%
55376
89%
**40
99%
Shooters World Long Rifle
<<locked>>
91%
56014
90%
**85
100%
Shooters World Precision
<<locked>>
85%
56072
90%
**59
100%
Somchem S355
<<locked>>
87%
55608
89%
**79
100%
Somchem S361
<<locked>>
95%
55753
89%
**85
96%
Somchem S365
<<locked>>
95%
55724
89%
**61
100%
Somchem S385
<<locked>>
97%
53388
86%
**99
98%
Vihtavuori N135
<<locked>>
88%
55695
89%
**00
100%
Vihtavuori N140
<<locked>>
83%
55419
89%
**07
100%
Vihtavuori N150
<<locked>>
93%
56115
90%
**49
100%
Vihtavuori N160
<<locked>>
90%
55767
89%
**05
100%
Vihtavuori N165
<<locked>>
97%
44556
71%
**31
96%
Vihtavuori N540
<<locked>>
84%
55622
89%
**40
100%
Vihtavuori N550
<<locked>>
90%
55985
90%
**51
100%
Vihtavuori N555
<<locked>>
97%
50459
81%
**02
100%
Vihtavuori N560
<<locked>>
97%
48138
77%
**99
95%
[Vihtavuori N565]*
<<locked>>
97%
40234
65%
**31
92%
Winchester 6.5 StaBALL
<<locked>>
92%
55593
89%
**82
100%
Winchester 760
<<locked>>
88%
55608
89%
**61
99%
Winchester StaBALL HD
<<locked>>
97%
39146
63%
**62
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
47297
76%
**41
100%
[ADI AR 2209]*
<<locked>>
81%
32576
52%
**95
90%
[ADI AR 2213]*
<<locked>>
88%
37057
59%
**20
90%
Accurate 2700
<<locked>>
81%
45585
73%
**69
97%
[Accurate 3100]*
<<locked>>
81%
27891
45%
**67
92%
Accurate 4064
<<locked>>
81%
50198
80%
**71
100%
Accurate 4350
<<locked>>
81%
38130
61%
**33
98%
[Accurate MAGPRO]*
<<locked>>
93%
40901
66%
**48
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
47776
77%
**71
100%
Alliant Reloder-15
<<locked>>
81%
51024
82%
**33
100%
Alliant Reloder-16
<<locked>>
81%
37173
60%
**39
98%
Alliant Reloder-17
<<locked>>
81%
42293
68%
**67
100%
[Alliant Reloder-19]*
<<locked>>
81%
32401
52%
**98
91%
[Alliant Reloder-22]*
<<locked>>
84%
31792
51%
**18
90%
Alliant Reloder-23
<<locked>>
81%
27253
44%
**00
96%
[Alliant Reloder-25]*
<<locked>>
84%
26484
42%
**67
90%
[Alliant Reloder-26]*
<<locked>>
81%
29124
47%
**05
94%
Hodgdon CFE223
<<locked>>
81%
50125
80%
**56
100%
Hodgdon H380
<<locked>>
81%
48631
78%
**87
99%
Hodgdon H414
<<locked>>
81%
43700
70%
**51
97%
[Hodgdon H4350]*
<<locked>>
81%
36085
58%
**41
94%
[Hodgdon H4831]*
<<locked>>
91%
37710
60%
**00
90%
[Hodgdon H4831 SC]*
<<locked>>
88%
37710
60%
**00
90%
Hodgdon Hybrid 100V
<<locked>>
81%
34722
56%
**38
99%
Hodgdon LVR
<<locked>>
81%
41075
66%
**92
98%
Hodgdon Superperformance
<<locked>>
81%
39218
63%
**89
95%
Hodgdon VARGET
<<locked>>
81%
47050
75%
**41
100%
Hodgdon TrailBoss
<<locked>>
90%
31792
51%
**44
100%
IMR 4064
<<locked>>
81%
46615
75%
**18
100%
IMR 4166 Enduron
<<locked>>
81%
45542
73%
**85
97%
IMR 4350
<<locked>>
81%
37898
61%
**77
95%
IMR 4451 Enduron
<<locked>>
81%
43976
71%
**85
97%
IMR 4831
<<locked>>
81%
33141
53%
**05
97%
[IMR 4955 Enduron]*
<<locked>>
86%
36303
58%
**34
90%
[IMR 7828 SSC]*
<<locked>>
87%
36506
59%
**20
90%
Lovex S062
<<locked>>
81%
50009
80%
**71
100%
Lovex S065
<<locked>>
81%
41336
66%
**36
98%
Lovex S070
<<locked>>
81%
39378
63%
**13
96%
[Lovex S071]*
<<locked>>
82%
25164
40%
**85
90%
Norma 203B
<<locked>>
81%
50531
81%
**20
100%
[Norma 204]*
<<locked>>
81%
37333
60%
**00
93%
[Norma MRP]*
<<locked>>
81%
29414
47%
**72
90%
Norma URP
<<locked>>
81%
38029
61%
**33
98%
Ramshot Big Game
<<locked>>
81%
50850
82%
**49
100%
Ramshot Hunter
<<locked>>
81%
36927
59%
**20
96%
[Ramshot Magnum]*
<<locked>>
86%
30922
50%
**79
90%
ReloadSwiss RS 14
<<locked>>
86%
30443
49%
**40
100%
ReloadSwiss RS 50
<<locked>>
81%
48689
78%
**74
99%
ReloadSwiss RS 52
<<locked>>
81%
50270
81%
**36
100%
ReloadSwiss RS 60
<<locked>>
81%
40785
65%
**61
100%
ReloadSwiss RS 62
<<locked>>
81%
37985
61%
**49
98%
ReloadSwiss RS 70
<<locked>>
81%
36941
59%
**59
97%
[ReloadSwiss RS 76]*
<<locked>>
91%
31009
50%
**34
90%
Rottweil R 902
<<locked>>
81%
52040
83%
**84
100%
Rottweil R 903
<<locked>>
81%
45237
73%
**21
100%
[Rottweil R 904]*
<<locked>>
81%
34432
55%
**02
90%
[Rottweil R 905]*
<<locked>>
81%
31314
50%
**72
90%
Rottweil R 907
<<locked>>
81%
42467
68%
**52
96%
SNPE Vectan SP 11
<<locked>>
81%
46398
74%
**80
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
46746
75%
**33
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
40538
65%
**80
96%
Shooters World Long Rifle
<<locked>>
81%
41336
66%
**36
98%
Shooters World Precision
<<locked>>
81%
50009
80%
**71
100%
Somchem S355
<<locked>>
81%
45701
73%
**21
100%
[Somchem S361]*
<<locked>>
83%
36956
59%
**34
90%
Somchem S365
<<locked>>
81%
34345
55%
**93
100%
[Somchem S385]*
<<locked>>
81%
31995
51%
**72
92%
Vihtavuori N135
<<locked>>
81%
44643
72%
**39
100%
Vihtavuori N140
<<locked>>
81%
51764
83%
**57
100%
Vihtavuori N150
<<locked>>
81%
39073
63%
**77
100%
Vihtavuori N160
<<locked>>
81%
41278
66%
**62
99%
[Vihtavuori N165]*
<<locked>>
85%
30153
48%
**13
90%
Vihtavuori N540
<<locked>>
81%
51387
82%
**77
100%
Vihtavuori N550
<<locked>>
81%
41626
67%
**02
99%
Vihtavuori N555
<<locked>>
81%
29979
48%
**75
96%
[Vihtavuori N560]*
<<locked>>
89%
36912
59%
**56
90%
[Vihtavuori N565]*
<<locked>>
93%
35882
58%
**30
90%
Winchester 6.5 StaBALL
<<locked>>
81%
38609
62%
**00
100%
Winchester 760
<<locked>>
81%
43700
70%
**51
97%
[Winchester StaBALL HD]*
<<locked>>
81%
24062
39%
**60
94%

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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