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Load data for .300 H & H Mag. + .308 | 180gr | Speer RN

Recommended Powder(s): Accurate 4350, Hodgdon Superperformance, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70

.300 H & H Mag. + .308 | 180gr | Speer RN

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 180gr | Speer RN
Manufacturer SKU:
2047
Bullet Weight:
180gr | 11.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.100" | 27.9mm
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:
0.404" | 10.3mm
Shank Seated Depth:
0.404" | 10.3mm
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_B6169_C357
Last updated:
2025-01-01

Load data for 154 loads in caliber .300 H & H Mag. with .308 | 180gr | Speer RN bullet and 77 powders such as Accurate 4350, Hodgdon Superperformance, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70. 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>>
85%
55550
89%
**92
100%
ADI AR 2209
<<locked>>
97%
55390
89%
**84
98%
ADI AR 2213
<<locked>>
97%
49937
80%
**15
96%
Accurate 2700
<<locked>>
87%
56086
90%
**66
99%
Accurate 3100
<<locked>>
97%
49356
79%
**46
99%
Accurate 4064
<<locked>>
84%
55898
90%
**62
100%
Accurate 4350 👍
<<locked>>
91%
56072
90%
**64
100%
[Accurate MAGPRO]*
<<locked>>
97%
48124
77%
**02
93%
Alliant Reloder- TS 15.5
<<locked>>
85%
55521
89%
**99
100%
Alliant Reloder-15
<<locked>>
83%
56115
90%
**28
100%
Alliant Reloder-16
<<locked>>
93%
55970
90%
**07
100%
Alliant Reloder-17
<<locked>>
88%
55158
88%
**94
100%
Alliant Reloder-19
<<locked>>
97%
55405
89%
**84
98%
Alliant Reloder-22
<<locked>>
97%
48936
78%
**12
97%
Alliant Reloder-23
<<locked>>
97%
46601
75%
**62
100%
Alliant Reloder-25
<<locked>>
97%
40785
65%
**84
98%
Alliant Reloder-26
<<locked>>
97%
53171
85%
**46
100%
Hodgdon CFE223
<<locked>>
83%
55985
90%
**54
100%
Hodgdon H380
<<locked>>
84%
55419
89%
**18
100%
Hodgdon H414
<<locked>>
87%
55419
89%
**67
99%
Hodgdon H4350
<<locked>>
94%
55767
89%
**18
99%
[Hodgdon H4831]*
<<locked>>
97%
46572
75%
**03
94%
Hodgdon H4831 SC
<<locked>>
97%
52402
84%
**05
96%
Hodgdon Hybrid 100V
<<locked>>
95%
56072
90%
**22
100%
Hodgdon LVR
<<locked>>
90%
55695
89%
**61
100%
Hodgdon Superperformance 👍
<<locked>>
90%
55680
89%
**10
99%
Hodgdon VARGET
<<locked>>
86%
55927
90%
**92
100%
Hodgdon TrailBoss
<<locked>>
96%
34824
56%
**16
100%
IMR 4064
<<locked>>
86%
55332
89%
**79
100%
IMR 4166 Enduron
<<locked>>
87%
55622
89%
**79
99%
IMR 4350
<<locked>>
92%
55347
89%
**15
99%
IMR 4451 Enduron
<<locked>>
88%
55405
89%
**05
99%
IMR 4831
<<locked>>
96%
55288
89%
**38
100%
IMR 4955 Enduron
<<locked>>
97%
52054
83%
**62
96%
IMR 7828 SSC
<<locked>>
97%
51445
82%
**51
96%
Lovex S062
<<locked>>
84%
55637
89%
**72
100%
Lovex S065
<<locked>>
90%
55376
89%
**92
100%
Lovex S070
<<locked>>
91%
56115
90%
**31
99%
Lovex S071
<<locked>>
97%
41365
66%
**02
98%
Norma 203B
<<locked>>
84%
56101
90%
**28
100%
Norma 204
<<locked>>
92%
55898
90%
**64
98%
Norma MRP
<<locked>>
97%
52286
84%
**07
99%
Norma URP
<<locked>>
92%
55695
89%
**64
100%
Ramshot Hunter 👍
<<locked>>
93%
55608
89%
**74
100%
Ramshot Magnum
<<locked>>
97%
47529
76%
**72
97%
ReloadSwiss RS 14
<<locked>>
96%
35186
56%
**52
100%
ReloadSwiss RS 50
<<locked>>
85%
56086
90%
**15
100%
ReloadSwiss RS 52
<<locked>>
83%
56101
90%
**35
100%
ReloadSwiss RS 60
<<locked>>
89%
55680
89%
**23
100%
ReloadSwiss RS 62 👍
<<locked>>
91%
55753
89%
**77
100%
ReloadSwiss RS 70 👍
<<locked>>
92%
55608
89%
**30
100%
ReloadSwiss RS 76
<<locked>>
97%
39508
63%
**87
96%
Rottweil R 903
<<locked>>
87%
55970
90%
**05
100%
Rottweil R 904
<<locked>>
96%
55941
90%
**35
97%
Rottweil R 905
<<locked>>
97%
54940
88%
**67
98%
Rottweil R 907
<<locked>>
89%
55477
89%
**99
99%
SNPE Vectan SP 11
<<locked>>
86%
56086
90%
**41
100%
SNPE Vectan Tubal 5000
<<locked>>
86%
55521
89%
**77
100%
SNPE Vectan Tubal 7000
<<locked>>
90%
56057
90%
**62
99%
Shooters World Long Rifle
<<locked>>
90%
55376
89%
**92
100%
Shooters World Precision
<<locked>>
84%
55637
89%
**72
100%
Somchem S355
<<locked>>
87%
55999
90%
**08
100%
Somchem S361
<<locked>>
95%
55709
89%
**92
96%
Somchem S365
<<locked>>
94%
55941
90%
**77
100%
Somchem S385
<<locked>>
97%
54998
88%
**31
99%
Vihtavuori N135
<<locked>>
88%
56086
90%
**20
100%
Vihtavuori N150
<<locked>>
92%
55941
90%
**62
100%
Vihtavuori N160
<<locked>>
89%
55840
90%
**22
100%
Vihtavuori N165
<<locked>>
97%
45803
73%
**74
97%
Vihtavuori N540
<<locked>>
83%
56014
90%
**59
100%
Vihtavuori N550
<<locked>>
89%
56043
90%
**71
100%
Vihtavuori N555
<<locked>>
97%
51982
83%
**38
100%
Vihtavuori N560
<<locked>>
97%
49588
80%
**44
95%
[Vihtavuori N565]*
<<locked>>
97%
41756
67%
**74
93%
Winchester 6.5 StaBALL
<<locked>>
91%
55825
90%
**95
100%
Winchester 760
<<locked>>
87%
55419
89%
**67
99%
Winchester StaBALL HD
<<locked>>
97%
40712
65%
**05
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
48501
78%
**77
100%
[ADI AR 2209]*
<<locked>>
81%
33446
54%
**31
91%
[ADI AR 2213]*
<<locked>>
87%
36216
58%
**16
90%
Accurate 2700
<<locked>>
81%
46427
74%
**02
97%
[Accurate 3100]*
<<locked>>
81%
28834
46%
**03
93%
Accurate 4064
<<locked>>
81%
51634
83%
**03
100%
Accurate 4350
<<locked>>
81%
39320
63%
**69
98%
[Accurate MAGPRO]*
<<locked>>
92%
40103
64%
**44
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
49081
79%
**03
100%
Alliant Reloder-15
<<locked>>
81%
52257
84%
**72
100%
Alliant Reloder-16
<<locked>>
81%
38174
61%
**75
99%
Alliant Reloder-17
<<locked>>
81%
43308
69%
**00
100%
[Alliant Reloder-19]*
<<locked>>
81%
33257
53%
**34
91%
[Alliant Reloder-22]*
<<locked>>
84%
31633
51%
**25
90%
Alliant Reloder-23
<<locked>>
81%
28036
45%
**39
96%
[Alliant Reloder-25]*
<<locked>>
83%
26136
42%
**67
90%
[Alliant Reloder-26]*
<<locked>>
81%
29762
48%
**38
94%
Hodgdon CFE223
<<locked>>
81%
51503
83%
**89
100%
Hodgdon H380
<<locked>>
81%
49734
80%
**23
100%
Hodgdon H414
<<locked>>
81%
44976
72%
**90
98%
[Hodgdon H4350]*
<<locked>>
81%
37101
59%
**77
94%
[Hodgdon H4831]*
<<locked>>
90%
37086
59%
**03
90%
[Hodgdon H4831 SC]*
<<locked>>
86%
36912
59%
**00
90%
Hodgdon Hybrid 100V
<<locked>>
81%
35897
58%
**77
99%
Hodgdon LVR
<<locked>>
81%
42192
68%
**25
99%
Hodgdon Superperformance
<<locked>>
81%
40263
65%
**25
96%
Hodgdon VARGET
<<locked>>
81%
48022
77%
**71
100%
Hodgdon TrailBoss
<<locked>>
89%
31241
50%
**47
100%
IMR 4064
<<locked>>
81%
47471
76%
**51
100%
IMR 4166 Enduron
<<locked>>
81%
46717
75%
**25
98%
IMR 4350
<<locked>>
81%
38885
62%
**10
95%
IMR 4451 Enduron
<<locked>>
81%
44701
72%
**15
97%
IMR 4831
<<locked>>
81%
34316
55%
**48
97%
[IMR 4955 Enduron]*
<<locked>>
85%
36187
58%
**41
90%
[IMR 7828 SSC]*
<<locked>>
86%
36129
58%
**33
90%
Lovex S062
<<locked>>
81%
51329
82%
**13
100%
Lovex S065
<<locked>>
81%
42322
68%
**69
98%
Lovex S070
<<locked>>
81%
40437
65%
**49
97%
[Lovex S071]*
<<locked>>
81%
25063
40%
**92
90%
Norma 203B
<<locked>>
81%
51750
83%
**59
100%
[Norma 204]*
<<locked>>
81%
38203
61%
**36
93%
[Norma MRP]*
<<locked>>
81%
30110
48%
**11
91%
Norma URP
<<locked>>
81%
39044
63%
**66
98%
Ramshot Hunter
<<locked>>
81%
37840
61%
**49
96%
[Ramshot Magnum]*
<<locked>>
85%
30835
49%
**88
90%
ReloadSwiss RS 14
<<locked>>
85%
29950
48%
**47
100%
ReloadSwiss RS 50
<<locked>>
81%
49777
80%
**10
99%
ReloadSwiss RS 52
<<locked>>
81%
51605
83%
**66
100%
ReloadSwiss RS 60
<<locked>>
81%
41974
67%
**94
100%
ReloadSwiss RS 62
<<locked>>
81%
38957
62%
**85
98%
ReloadSwiss RS 70
<<locked>>
81%
37985
61%
**98
98%
[ReloadSwiss RS 76]*
<<locked>>
90%
30792
49%
**34
90%
Rottweil R 903
<<locked>>
81%
46499
75%
**64
100%
[Rottweil R 904]*
<<locked>>
81%
34911
56%
**28
91%
[Rottweil R 905]*
<<locked>>
81%
32169
52%
**08
91%
Rottweil R 907
<<locked>>
81%
43323
69%
**82
97%
SNPE Vectan SP 11
<<locked>>
81%
47732
77%
**10
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
47587
76%
**62
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
41524
67%
**13
97%
Shooters World Long Rifle
<<locked>>
81%
42322
68%
**69
98%
Shooters World Precision
<<locked>>
81%
51329
82%
**13
100%
Somchem S355
<<locked>>
81%
46818
75%
**61
100%
[Somchem S361]*
<<locked>>
82%
36361
58%
**34
90%
Somchem S365
<<locked>>
81%
35476
57%
**30
100%
[Somchem S385]*
<<locked>>
81%
32895
53%
**05
93%
Vihtavuori N135
<<locked>>
81%
45368
73%
**59
100%
Vihtavuori N150
<<locked>>
81%
39900
64%
**07
100%
Vihtavuori N160
<<locked>>
81%
42308
68%
**02
99%
[Vihtavuori N165]*
<<locked>>
83%
29602
47%
**06
90%
Vihtavuori N540
<<locked>>
81%
52518
84%
**10
100%
Vihtavuori N550
<<locked>>
81%
42656
68%
**31
99%
Vihtavuori N555
<<locked>>
81%
30792
49%
**08
96%
[Vihtavuori N560]*
<<locked>>
88%
36550
59%
**56
90%
[Vihtavuori N565]*
<<locked>>
92%
35172
56%
**26
90%
Winchester 6.5 StaBALL
<<locked>>
81%
39711
64%
**33
100%
Winchester 760
<<locked>>
81%
44976
72%
**90
98%
Winchester StaBALL HD
<<locked>>
81%
24656
40%
**97
95%

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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