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Load data for .300 H & H Mag. + .308 | 165gr | Speer RN

Recommended Powder(s): Alliant Reloder-16, Norma URP, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70

.300 H & H Mag. + .308 | 165gr | Speer RN

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 165gr | Speer RN
Manufacturer SKU:
2029
Bullet Weight:
165gr | 10.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
0.980" | 24.9mm
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:
0.284" | 7.2mm
Shank Seated Depth:
0.284" | 7.2mm
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_B6157_C357
Last updated:
2025-01-01

Load data for 162 loads in caliber .300 H & H Mag. with .308 | 165gr | Speer RN bullet and 81 powders such as Alliant Reloder-16, Norma URP, 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>>
86%
55564
89%
**13
100%
ADI AR 2209
<<locked>>
97%
54172
87%
**79
97%
[ADI AR 2213]*
<<locked>>
97%
47921
77%
**81
94%
Accurate 2700
<<locked>>
87%
55753
89%
**71
98%
Accurate 3100
<<locked>>
97%
47094
76%
**15
98%
Accurate 4064
<<locked>>
85%
55651
89%
**87
100%
Accurate 4350
<<locked>>
92%
55463
89%
**79
100%
Alliant Reloder- TS 15.5
<<locked>>
86%
55999
90%
**36
100%
Alliant Reloder-15
<<locked>>
84%
55376
89%
**36
100%
Alliant Reloder-16 👍
<<locked>>
94%
55463
89%
**22
100%
Alliant Reloder-17
<<locked>>
89%
55738
89%
**38
100%
Alliant Reloder-19
<<locked>>
97%
53200
85%
**59
97%
Alliant Reloder-22
<<locked>>
97%
46717
75%
**87
96%
Alliant Reloder-23
<<locked>>
97%
44295
71%
**41
100%
Alliant Reloder-25
<<locked>>
97%
39102
63%
**43
97%
Alliant Reloder-26
<<locked>>
97%
50517
81%
**28
100%
Hodgdon CFE223
<<locked>>
84%
55869
90%
**79
100%
Hodgdon H380
<<locked>>
85%
55390
89%
**36
100%
Hodgdon H414
<<locked>>
88%
55738
89%
**92
99%
Hodgdon H4350
<<locked>>
95%
55811
89%
**40
98%
[Hodgdon H4831]*
<<locked>>
97%
44628
72%
**72
92%
[Hodgdon H4831 SC]*
<<locked>>
97%
50430
81%
**77
94%
Hodgdon Hybrid 100V
<<locked>>
96%
56057
90%
**53
100%
Hodgdon LVR
<<locked>>
91%
56115
90%
**82
100%
Hodgdon Superperformance
<<locked>>
91%
55825
90%
**28
99%
Hodgdon VARGET
<<locked>>
87%
55767
89%
**13
100%
Hodgdon TrailBoss
<<locked>>
97%
34853
56%
**04
100%
IMR 3031
<<locked>>
84%
55956
90%
**04
100%
IMR 4064
<<locked>>
88%
56101
90%
**10
100%
IMR 4166 Enduron
<<locked>>
88%
55535
89%
**97
99%
IMR 4350
<<locked>>
94%
55796
89%
**36
98%
IMR 4451 Enduron
<<locked>>
89%
55477
89%
**13
99%
IMR 4831
<<locked>>
97%
54520
87%
**53
100%
IMR 4895
<<locked>>
83%
55376
89%
**43
100%
[IMR 4955 Enduron]*
<<locked>>
97%
50024
80%
**41
94%
[IMR 7828 SSC]*
<<locked>>
97%
49168
79%
**23
94%
Lovex S062
<<locked>>
85%
55506
89%
**94
100%
Lovex S065
<<locked>>
91%
55767
89%
**17
99%
Lovex S070
<<locked>>
92%
55724
89%
**43
99%
Lovex S071
<<locked>>
97%
39479
63%
**64
96%
Norma 203B
<<locked>>
84%
55477
89%
**40
100%
Norma 204
<<locked>>
93%
55666
89%
**76
97%
Norma MRP
<<locked>>
97%
49951
80%
**79
98%
Norma URP 👍
<<locked>>
93%
55854
90%
**92
100%
Ramshot Big Game
<<locked>>
84%
55680
89%
**53
100%
Ramshot Hunter 👍
<<locked>>
94%
55970
90%
**02
99%
Ramshot Magnum
<<locked>>
97%
45339
73%
**38
96%
ReloadSwiss RS 14
<<locked>>
97%
35433
57%
**44
100%
ReloadSwiss RS 50
<<locked>>
86%
55883
90%
**33
99%
ReloadSwiss RS 52
<<locked>>
84%
55506
89%
**49
100%
ReloadSwiss RS 60
<<locked>>
91%
56014
90%
**58
100%
ReloadSwiss RS 62 👍
<<locked>>
92%
55376
89%
**02
100%
ReloadSwiss RS 70 👍
<<locked>>
93%
55434
89%
**51
100%
[ReloadSwiss RS 76]*
<<locked>>
97%
37637
60%
**26
93%
Rottweil R 902
<<locked>>
84%
55593
89%
**77
100%
Rottweil R 903
<<locked>>
88%
55825
90%
**27
100%
Rottweil R 904
<<locked>>
97%
55840
90%
**46
96%
Rottweil R 905
<<locked>>
97%
52663
84%
**43
97%
Rottweil R 907
<<locked>>
90%
55579
89%
**23
98%
SNPE Vectan SP 11
<<locked>>
87%
55608
89%
**63
100%
SNPE Vectan Tubal 5000
<<locked>>
87%
56028
90%
**08
100%
SNPE Vectan Tubal 7000
<<locked>>
91%
56086
90%
**81
99%
Shooters World Long Rifle
<<locked>>
91%
55767
89%
**17
99%
Shooters World Precision
<<locked>>
85%
55506
89%
**94
100%
Somchem S355
<<locked>>
88%
55521
89%
**17
100%
Somchem S361
<<locked>>
96%
55637
89%
**04
95%
Somchem S365
<<locked>>
96%
55811
89%
**02
100%
Somchem S385
<<locked>>
97%
52692
84%
**17
98%
Vihtavuori N133
<<locked>>
84%
56115
90%
**99
100%
Vihtavuori N135
<<locked>>
89%
56057
90%
**48
100%
Vihtavuori N140
<<locked>>
84%
55869
90%
**51
100%
Vihtavuori N150
<<locked>>
93%
55898
90%
**81
100%
Vihtavuori N160
<<locked>>
90%
55550
89%
**40
100%
Vihtavuori N165
<<locked>>
97%
43772
70%
**43
95%
Vihtavuori N540
<<locked>>
84%
55579
89%
**84
100%
Vihtavuori N550
<<locked>>
90%
55738
89%
**86
100%
Vihtavuori N555
<<locked>>
97%
49385
79%
**13
100%
[Vihtavuori N560]*
<<locked>>
97%
47471
76%
**07
93%
Winchester 6.5 StaBALL
<<locked>>
92%
55854
90%
**20
100%
Winchester 760
<<locked>>
88%
55738
89%
**92
99%
Winchester StaBALL HD
<<locked>>
97%
38247
61%
**74
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
46615
75%
**59
99%
[ADI AR 2209]*
<<locked>>
83%
34490
55%
**59
90%
[ADI AR 2213]*
<<locked>>
90%
39088
63%
**84
90%
Accurate 2700
<<locked>>
81%
45136
72%
**84
96%
[Accurate 3100]*
<<locked>>
81%
27441
44%
**59
91%
Accurate 4064
<<locked>>
81%
49269
79%
**95
100%
Accurate 4350
<<locked>>
81%
37565
60%
**41
97%
Alliant Reloder- TS 15.5
<<locked>>
81%
46905
75%
**82
100%
Alliant Reloder-15
<<locked>>
81%
50430
81%
**64
100%
Alliant Reloder-16
<<locked>>
81%
36811
59%
**54
97%
Alliant Reloder-17
<<locked>>
81%
41568
67%
**85
100%
[Alliant Reloder-19]*
<<locked>>
83%
33692
54%
**39
90%
[Alliant Reloder-22]*
<<locked>>
87%
33721
54%
**79
90%
[Alliant Reloder-23]*
<<locked>>
81%
26789
43%
**88
94%
[Alliant Reloder-25]*
<<locked>>
86%
27789
45%
**15
90%
[Alliant Reloder-26]*
<<locked>>
81%
28485
46%
**80
92%
Hodgdon CFE223
<<locked>>
81%
49559
79%
**74
100%
Hodgdon H380
<<locked>>
81%
47834
77%
**05
99%
Hodgdon H414
<<locked>>
81%
43018
69%
**69
96%
[Hodgdon H4350]*
<<locked>>
81%
35433
57%
**36
93%
[Hodgdon H4831]*
<<locked>>
93%
40030
64%
**71
90%
[Hodgdon H4831 SC]*
<<locked>>
90%
39871
64%
**57
90%
Hodgdon Hybrid 100V
<<locked>>
81%
34098
55%
**39
98%
Hodgdon LVR
<<locked>>
81%
40524
65%
**03
97%
[Hodgdon Superperformance]*
<<locked>>
81%
38580
62%
**97
94%
Hodgdon VARGET
<<locked>>
81%
46412
74%
**59
99%
Hodgdon TrailBoss
<<locked>>
81%
27499
44%
**47
100%
IMR 3031
<<locked>>
81%
51488
83%
**38
100%
IMR 4064
<<locked>>
81%
45948
74%
**40
100%
IMR 4166 Enduron
<<locked>>
81%
45049
72%
**03
97%
[IMR 4350]*
<<locked>>
81%
37478
60%
**85
94%
IMR 4451 Enduron
<<locked>>
81%
43279
69%
**90
96%
IMR 4831
<<locked>>
81%
32634
52%
**10
96%
IMR 4895
<<locked>>
81%
51808
83%
**90
100%
[IMR 4955 Enduron]*
<<locked>>
88%
38435
62%
**95
90%
[IMR 7828 SSC]*
<<locked>>
90%
38914
62%
**97
90%
Lovex S062
<<locked>>
81%
49226
79%
**99
100%
Lovex S065
<<locked>>
81%
40625
65%
**38
97%
Lovex S070
<<locked>>
81%
39001
63%
**18
95%
[Lovex S071]*
<<locked>>
85%
26890
43%
**43
90%
Norma 203B
<<locked>>
81%
49937
80%
**54
100%
[Norma 204]*
<<locked>>
81%
36985
59%
**08
92%
[Norma MRP]*
<<locked>>
83%
31009
50%
**26
90%
Norma URP
<<locked>>
81%
37478
60%
**35
97%
Ramshot Big Game
<<locked>>
81%
50183
80%
**67
100%
Ramshot Hunter
<<locked>>
81%
36318
58%
**25
95%
[Ramshot Magnum]*
<<locked>>
88%
32866
53%
**39
90%
ReloadSwiss RS 14
<<locked>>
81%
28094
45%
**86
100%
ReloadSwiss RS 50
<<locked>>
81%
47877
77%
**89
98%
ReloadSwiss RS 52
<<locked>>
81%
49792
80%
**64
100%
ReloadSwiss RS 60
<<locked>>
81%
40234
65%
**72
100%
ReloadSwiss RS 62
<<locked>>
81%
37217
60%
**51
97%
ReloadSwiss RS 70
<<locked>>
81%
36318
58%
**54
96%
[ReloadSwiss RS 76]*
<<locked>>
93%
33272
53%
**95
90%
Rottweil R 902
<<locked>>
81%
51343
82%
**18
100%
Rottweil R 903
<<locked>>
81%
44773
72%
**43
100%
[Rottweil R 904]*
<<locked>>
84%
36724
59%
**69
90%
[Rottweil R 905]*
<<locked>>
83%
33098
53%
**30
90%
Rottweil R 907
<<locked>>
81%
41930
67%
**64
95%
SNPE Vectan SP 11
<<locked>>
81%
45963
74%
**02
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
46311
74%
**61
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
40074
64%
**89
95%
Shooters World Long Rifle
<<locked>>
81%
40625
65%
**38
97%
Shooters World Precision
<<locked>>
81%
49226
79%
**99
100%
Somchem S355
<<locked>>
81%
44904
72%
**43
100%
[Somchem S361]*
<<locked>>
85%
39146
63%
**98
90%
Somchem S365
<<locked>>
81%
33750
54%
**89
99%
[Somchem S385]*
<<locked>>
81%
31444
50%
**57
90%
Vihtavuori N133
<<locked>>
81%
51706
83%
**30
100%
Vihtavuori N135
<<locked>>
81%
43714
70%
**57
100%
Vihtavuori N140
<<locked>>
81%
50894
82%
**76
100%
Vihtavuori N150
<<locked>>
81%
38682
62%
**85
100%
Vihtavuori N160
<<locked>>
81%
40524
65%
**77
98%
[Vihtavuori N165]*
<<locked>>
87%
32126
52%
**74
90%
Vihtavuori N540
<<locked>>
81%
50720
81%
**08
100%
Vihtavuori N550
<<locked>>
81%
40886
66%
**07
98%
Vihtavuori N555
<<locked>>
81%
29341
47%
**64
95%
[Vihtavuori N560]*
<<locked>>
91%
39175
63%
**26
90%
Winchester 6.5 StaBALL
<<locked>>
81%
38014
61%
**12
99%
Winchester 760
<<locked>>
81%
43018
69%
**69
96%
[Winchester StaBALL HD]*
<<locked>>
81%
23743
38%
**29
91%

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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