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Load data for .300 H & H Mag. + .308 | 170gr | Speer Deep Curl Flat Points

Recommended Powder(s): Alliant Reloder-16, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70, Vihtavuori N550

.300 H & H Mag. + .308 | 170gr | Speer Deep Curl Flat Points

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 170gr | Speer Deep Curl Flat Points
Manufacturer SKU:
2042
Bullet Weight:
170gr | 11.0g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.150" | 29.2mm
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:
0.454" | 11.5mm
Shank Seated Depth:
0.454" | 11.5mm
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_B6164_C357
Last updated:
2025-01-01

Load data for 162 loads in caliber .300 H & H Mag. with .308 | 170gr | Speer Deep Curl Flat Points bullet and 81 powders such as Alliant Reloder-16, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70, Vihtavuori N550. 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>>
87%
55825
90%
**64
100%
ADI AR 2209
<<locked>>
97%
52417
84%
**94
97%
[ADI AR 2213]*
<<locked>>
97%
47137
76%
**15
94%
Accurate 2700
<<locked>>
88%
55883
90%
**18
98%
Accurate 3100
<<locked>>
97%
46238
74%
**53
98%
Accurate 4064
<<locked>>
85%
55622
89%
**35
100%
Accurate 4350
<<locked>>
93%
55680
89%
**27
100%
Alliant Reloder- TS 15.5
<<locked>>
87%
55405
89%
**71
100%
Alliant Reloder-15
<<locked>>
85%
56057
90%
**00
100%
Alliant Reloder-16 👍
<<locked>>
94%
55230
89%
**69
100%
Alliant Reloder-17
<<locked>>
90%
55245
89%
**79
100%
Alliant Reloder-19
<<locked>>
97%
52359
84%
**97
97%
Alliant Reloder-22
<<locked>>
97%
45977
74%
**28
96%
Alliant Reloder-23
<<locked>>
97%
43656
70%
**76
100%
Alliant Reloder-25
<<locked>>
97%
37840
61%
**71
96%
Alliant Reloder-26
<<locked>>
97%
48878
78%
**49
100%
Hodgdon CFE223
<<locked>>
85%
55854
90%
**33
100%
Hodgdon H380
<<locked>>
86%
55463
89%
**81
100%
Hodgdon H414
<<locked>>
89%
55941
90%
**46
99%
Hodgdon H4350
<<locked>>
96%
55811
89%
**94
98%
[Hodgdon H4831]*
<<locked>>
97%
43555
70%
**00
92%
[Hodgdon H4831 SC]*
<<locked>>
97%
49429
79%
**12
94%
Hodgdon Hybrid 100V
<<locked>>
97%
55956
90%
**94
100%
Hodgdon LVR
<<locked>>
91%
55622
89%
**30
100%
Hodgdon Superperformance
<<locked>>
92%
55332
89%
**72
99%
Hodgdon VARGET
<<locked>>
88%
56072
90%
**74
100%
Hodgdon TrailBoss
<<locked>>
96%
34548
55%
**55
100%
IMR 3031
<<locked>>
84%
55535
89%
**48
100%
IMR 4064
<<locked>>
88%
55898
90%
**61
100%
IMR 4166 Enduron
<<locked>>
89%
55883
90%
**48
99%
IMR 4350
<<locked>>
94%
55564
89%
**81
98%
IMR 4451 Enduron
<<locked>>
90%
55927
90%
**71
99%
IMR 4831
<<locked>>
97%
53026
85%
**77
100%
IMR 4895
<<locked>>
84%
55970
90%
**04
100%
[IMR 4955 Enduron]*
<<locked>>
97%
49443
79%
**76
94%
[IMR 7828 SSC]*
<<locked>>
97%
48109
77%
**58
94%
Lovex S062
<<locked>>
85%
55695
89%
**48
100%
Lovex S065
<<locked>>
92%
55448
89%
**61
99%
Lovex S070
<<locked>>
93%
55361
89%
**84
99%
Lovex S071
<<locked>>
97%
38072
61%
**89
96%
Norma 203B
<<locked>>
85%
56043
90%
**00
100%
Norma 204
<<locked>>
94%
55709
89%
**30
97%
Norma MRP
<<locked>>
97%
48718
78%
**13
98%
Norma URP
<<locked>>
94%
55492
89%
**33
100%
Ramshot Big Game
<<locked>>
85%
55854
90%
**13
100%
Ramshot Hunter 👍
<<locked>>
95%
55840
90%
**53
99%
Ramshot Magnum
<<locked>>
97%
44657
72%
**79
96%
ReloadSwiss RS 14
<<locked>>
96%
35215
56%
**01
100%
ReloadSwiss RS 50
<<locked>>
86%
56086
90%
**81
99%
ReloadSwiss RS 52
<<locked>>
85%
55477
89%
**04
100%
ReloadSwiss RS 60
<<locked>>
91%
55840
90%
**05
100%
ReloadSwiss RS 62 👍
<<locked>>
93%
56057
90%
**59
100%
ReloadSwiss RS 70 👍
<<locked>>
94%
55361
89%
**95
100%
[ReloadSwiss RS 76]*
<<locked>>
97%
36724
59%
**61
93%
Rottweil R 902
<<locked>>
84%
55666
89%
**31
100%
Rottweil R 903
<<locked>>
88%
55666
89%
**77
100%
Rottweil R 904
<<locked>>
97%
54694
88%
**81
96%
Rottweil R 905
<<locked>>
97%
50778
81%
**67
97%
Rottweil R 907
<<locked>>
91%
55767
89%
**71
98%
SNPE Vectan SP 11
<<locked>>
87%
55608
89%
**10
100%
SNPE Vectan Tubal 5000
<<locked>>
87%
55405
89%
**43
100%
SNPE Vectan Tubal 7000
<<locked>>
92%
55637
89%
**22
99%
Shooters World Long Rifle
<<locked>>
92%
55448
89%
**61
99%
Shooters World Precision
<<locked>>
85%
55695
89%
**48
100%
Somchem S355
<<locked>>
88%
55999
90%
**71
100%
Somchem S361
<<locked>>
96%
55912
90%
**64
96%
Somchem S365
<<locked>>
96%
55274
89%
**46
100%
Somchem S385
<<locked>>
97%
51764
83%
**54
98%
Vihtavuori N133
<<locked>>
84%
55550
89%
**40
100%
Vihtavuori N135
<<locked>>
90%
55811
89%
**89
100%
Vihtavuori N140
<<locked>>
85%
55985
90%
**05
100%
Vihtavuori N150
<<locked>>
93%
55593
89%
**35
100%
Vihtavuori N160
<<locked>>
91%
55840
90%
**94
100%
Vihtavuori N165
<<locked>>
97%
42931
69%
**77
95%
Vihtavuori N540
<<locked>>
84%
55419
89%
**31
100%
Vihtavuori N550 👍
<<locked>>
91%
56014
90%
**43
100%
Vihtavuori N555
<<locked>>
97%
48660
78%
**61
100%
[Vihtavuori N560]*
<<locked>>
97%
46557
75%
**41
93%
Winchester 6.5 StaBALL
<<locked>>
93%
55811
89%
**74
100%
Winchester 760
<<locked>>
89%
55941
90%
**46
99%
Winchester StaBALL HD
<<locked>>
97%
36318
58%
**02
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
45905
74%
**00
99%
[ADI AR 2209]*
<<locked>>
83%
33910
54%
**00
90%
[ADI AR 2213]*
<<locked>>
91%
38827
62%
**38
90%
Accurate 2700
<<locked>>
81%
44469
71%
**28
96%
[Accurate 3100]*
<<locked>>
81%
26701
43%
**03
90%
Accurate 4064
<<locked>>
81%
48472
78%
**30
100%
Accurate 4350
<<locked>>
81%
36637
59%
**75
97%
Alliant Reloder- TS 15.5
<<locked>>
81%
46224
74%
**30
100%
Alliant Reloder-15
<<locked>>
81%
49617
80%
**92
100%
Alliant Reloder-16
<<locked>>
81%
36187
58%
**89
97%
Alliant Reloder-17
<<locked>>
81%
40843
65%
**20
100%
[Alliant Reloder-19]*
<<locked>>
83%
33649
54%
**93
90%
[Alliant Reloder-22]*
<<locked>>
87%
33663
54%
**43
90%
[Alliant Reloder-23]*
<<locked>>
81%
26324
42%
**36
94%
[Alliant Reloder-25]*
<<locked>>
87%
27659
44%
**75
90%
[Alliant Reloder-26]*
<<locked>>
81%
27934
45%
**31
92%
Hodgdon CFE223
<<locked>>
81%
48544
78%
**15
100%
Hodgdon H380
<<locked>>
81%
46905
75%
**46
99%
Hodgdon H414
<<locked>>
81%
42221
68%
**03
96%
[Hodgdon H4350]*
<<locked>>
81%
34867
56%
**84
93%
[Hodgdon H4831]*
<<locked>>
94%
39407
63%
**08
90%
[Hodgdon H4831 SC]*
<<locked>>
90%
39407
63%
**08
90%
Hodgdon Hybrid 100V
<<locked>>
81%
33417
54%
**84
98%
Hodgdon LVR
<<locked>>
81%
39523
63%
**35
97%
[Hodgdon Superperformance]*
<<locked>>
81%
37884
61%
**31
94%
Hodgdon VARGET
<<locked>>
81%
45687
73%
**90
99%
Hodgdon TrailBoss
<<locked>>
85%
29240
47%
**44
100%
IMR 3031
<<locked>>
81%
50865
82%
**76
100%
IMR 4064
<<locked>>
81%
45295
73%
**80
99%
IMR 4166 Enduron
<<locked>>
81%
44309
71%
**44
97%
[IMR 4350]*
<<locked>>
81%
36593
59%
**20
93%
IMR 4451 Enduron
<<locked>>
81%
42743
69%
**38
96%
IMR 4831
<<locked>>
81%
32010
51%
**54
96%
IMR 4895
<<locked>>
81%
50807
81%
**25
100%
[IMR 4955 Enduron]*
<<locked>>
89%
38189
61%
**52
90%
[IMR 7828 SSC]*
<<locked>>
90%
38392
62%
**38
90%
Lovex S062
<<locked>>
81%
48472
78%
**33
100%
Lovex S065
<<locked>>
81%
40016
64%
**85
97%
Lovex S070
<<locked>>
81%
38261
61%
**66
95%
[Lovex S071]*
<<locked>>
85%
26411
42%
**93
90%
Norma 203B
<<locked>>
81%
48849
78%
**76
100%
[Norma 204]*
<<locked>>
81%
36303
58%
**49
91%
[Norma MRP]*
<<locked>>
83%
30472
49%
**74
90%
Norma URP
<<locked>>
81%
36564
59%
**79
97%
Ramshot Big Game
<<locked>>
81%
49197
79%
**02
100%
Ramshot Hunter
<<locked>>
81%
35607
57%
**59
95%
[Ramshot Magnum]*
<<locked>>
89%
32880
53%
**97
90%
ReloadSwiss RS 14
<<locked>>
81%
28166
45%
**50
100%
ReloadSwiss RS 50
<<locked>>
81%
47123
76%
**23
98%
ReloadSwiss RS 52
<<locked>>
81%
48849
78%
**99
100%
ReloadSwiss RS 60
<<locked>>
81%
39537
63%
**17
100%
ReloadSwiss RS 62
<<locked>>
81%
36477
58%
**98
97%
ReloadSwiss RS 70
<<locked>>
81%
35694
57%
**02
96%
[ReloadSwiss RS 76]*
<<locked>>
94%
33286
53%
**62
90%
Rottweil R 902
<<locked>>
81%
50531
81%
**49
100%
Rottweil R 903
<<locked>>
81%
43874
70%
**80
100%
[Rottweil R 904]*
<<locked>>
85%
36724
59%
**23
90%
[Rottweil R 905]*
<<locked>>
84%
32808
53%
**87
90%
Rottweil R 907
<<locked>>
81%
41133
66%
**02
95%
SNPE Vectan SP 11
<<locked>>
81%
45107
72%
**33
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
45455
73%
**02
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
39247
63%
**26
95%
Shooters World Long Rifle
<<locked>>
81%
40016
64%
**85
97%
Shooters World Precision
<<locked>>
81%
48472
78%
**33
100%
Somchem S355
<<locked>>
81%
44208
71%
**77
100%
[Somchem S361]*
<<locked>>
86%
39291
63%
**56
90%
Somchem S365
<<locked>>
81%
32895
53%
**33
99%
[Somchem S385]*
<<locked>>
81%
30661
49%
**05
90%
Vihtavuori N133
<<locked>>
81%
51097
82%
**77
100%
Vihtavuori N135
<<locked>>
81%
43004
69%
**95
100%
Vihtavuori N140
<<locked>>
81%
50183
80%
**23
100%
Vihtavuori N150
<<locked>>
81%
37840
61%
**23
100%
Vihtavuori N160
<<locked>>
81%
39653
64%
**05
98%
[Vihtavuori N165]*
<<locked>>
88%
31865
51%
**28
90%
Vihtavuori N540
<<locked>>
81%
49734
80%
**40
100%
Vihtavuori N550
<<locked>>
81%
40016
64%
**44
98%
Vihtavuori N555
<<locked>>
81%
28732
46%
**11
95%
[Vihtavuori N560]*
<<locked>>
91%
38856
62%
**74
90%
Winchester 6.5 StaBALL
<<locked>>
81%
37449
60%
**52
99%
Winchester 760
<<locked>>
81%
42221
68%
**03
96%
[Winchester StaBALL HD]*
<<locked>>
81%
23264
37%
**83
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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