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Load data for .300 Win. Mag. + .308 | 150gr | Speer Deep Curl Flat Points

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Recommended Powder(s):

.300 Win. Mag. + .308 | 150gr | Speer Deep Curl Flat Points

Load Specifications

Bullet:
.308 | 150gr | Speer Deep Curl Flat Points
Manufacturer SKU:
2012
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
0.916" | 23.3mm
Caliber:
.300 Win. Mag.
Case Length (l3):
2.620" | 66.5mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.246" | 6.3mm
Shank Seated Depth:
0.246" | 6.3mm
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_B6153_C380

>> Use the Personalized Load Calculator further below to adjust input parameters. 

Load data for 158 loads in caliber .300 Win. Mag. with .308 | 150gr | Speer Deep Curl Flat Points bullet and 79 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".

    • A load must fulfill certain criteria to be listed in the default view below - see here.

    • Our load data might deviate from other sources - see the most common reasons here

    • All loads are based on the bullet and case dimensions shown under "Load Specifications" - see here what to do if you deviate.

    • You can set your specifications in the "Personalized Load Calculator".

    • Go to the bottom of the "My Account " page to set the measure system (imperial vs. metric) 

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    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>>
87%
55825
90%
**74
100%
ADI AR 2209
<<locked>>
97%
53200
85%
**17
96%
[ADI AR 2213]*
<<locked>>
97%
47935
77%
**31
93%
Accurate 2700
<<locked>>
88%
55927
90%
**28
98%
Accurate 3100
<<locked>>
97%
46673
75%
**49
98%
Accurate 4064
<<locked>>
85%
55390
89%
**41
100%
Accurate 4350
<<locked>>
93%
56072
90%
**43
100%
Alliant Reloder- TS 15.5
<<locked>>
87%
55738
89%
**91
100%
Alliant Reloder-15
<<locked>>
84%
55448
89%
**97
100%
Alliant Reloder-16 👍
<<locked>>
94%
55854
90%
**89
100%
Alliant Reloder-17
<<locked>>
90%
55941
90%
**99
100%
Alliant Reloder-19
<<locked>>
97%
52504
84%
**94
96%
Alliant Reloder-22
<<locked>>
97%
46833
75%
**31
95%
Alliant Reloder-23
<<locked>>
97%
44237
71%
**82
100%
Alliant Reloder-25
<<locked>>
97%
38450
62%
**64
96%
Alliant Reloder-26
<<locked>>
97%
50009
80%
**59
99%
Hodgdon CFE223
<<locked>>
85%
55840
90%
**33
100%
Hodgdon H380
<<locked>>
86%
55492
89%
**97
100%
Hodgdon H414
<<locked>>
89%
55651
89%
**56
99%
Hodgdon H4350
<<locked>>
96%
55927
90%
**94
98%
[Hodgdon H4831 SC]*
<<locked>>
97%
50270
81%
**28
93%
Hodgdon Hybrid 100V
<<locked>>
96%
55347
89%
**97
100%
Hodgdon LVR
<<locked>>
91%
55376
89%
**36
100%
Hodgdon Superperformance
<<locked>>
91%
55782
89%
**86
98%
Hodgdon VARGET
<<locked>>
87%
55477
89%
**74
100%
Hodgdon TrailBoss
<<locked>>
96%
34374
55%
**13
100%
IMR 3031
<<locked>>
84%
55883
90%
**68
100%
IMR 4064
<<locked>>
88%
55535
89%
**61
100%
IMR 4166 Enduron
<<locked>>
88%
55927
90%
**54
98%
IMR 4350
<<locked>>
94%
55941
90%
**94
98%
IMR 4451 Enduron
<<locked>>
89%
55767
89%
**77
98%
IMR 4831
<<locked>>
97%
53853
86%
**94
100%
IMR 4895
<<locked>>
84%
56115
90%
**20
100%
[IMR 4955 Enduron]*
<<locked>>
97%
50067
80%
**86
94%
[IMR 7828 SSC]*
<<locked>>
97%
49385
79%
**71
94%
Lovex S062
<<locked>>
85%
56043
90%
**61
100%
Lovex S065
<<locked>>
91%
55564
89%
**74
99%
Lovex S070
<<locked>>
92%
55317
89%
**94
99%
Lovex S071
<<locked>>
97%
38899
62%
**92
95%
Norma 203B
<<locked>>
85%
55332
89%
**97
100%
Norma 204
<<locked>>
93%
55883
90%
**33
97%
Norma MRP
<<locked>>
97%
49414
79%
**23
97%
Norma URP
<<locked>>
93%
55448
89%
**43
100%
Ramshot Big Game
<<locked>>
84%
55869
90%
**17
100%
Ramshot Hunter
<<locked>>
94%
55361
89%
**53
99%
Ramshot Magnum
<<locked>>
97%
45353
73%
**69
95%
ReloadSwiss RS 14
<<locked>>
96%
34896
56%
**59
100%
ReloadSwiss RS 50
<<locked>>
86%
55825
90%
**84
99%
ReloadSwiss RS 52
<<locked>>
85%
55941
90%
**23
100%
ReloadSwiss RS 60
<<locked>>
91%
56043
90%
**25
100%
ReloadSwiss RS 62 👍
<<locked>>
93%
56014
90%
**59
100%
ReloadSwiss RS 70 👍
<<locked>>
94%
55869
90%
**05
100%
Rottweil R 902
<<locked>>
84%
55564
89%
**41
100%
Rottweil R 903
<<locked>>
88%
55811
89%
**84
100%
Rottweil R 904
<<locked>>
97%
55477
89%
**91
96%
Rottweil R 905
<<locked>>
97%
51663
83%
**74
96%
Rottweil R 907
<<locked>>
90%
55521
89%
**74
98%
SNPE Vectan SP 11
<<locked>>
87%
55622
89%
**23
100%
SNPE Vectan Tubal 5000
<<locked>>
87%
55506
89%
**53
100%
SNPE Vectan Tubal 7000
<<locked>>
91%
55811
89%
**31
98%
Shooters World Long Rifle
<<locked>>
91%
55564
89%
**74
99%
Shooters World Precision
<<locked>>
85%
56043
90%
**61
100%
Somchem S355
<<locked>>
88%
55825
90%
**84
100%
Somchem S361
<<locked>>
96%
55985
90%
**54
95%
Somchem S365 👍
<<locked>>
96%
55622
89%
**53
100%
Somchem S385
<<locked>>
97%
52692
84%
**64
97%
Vihtavuori N133
<<locked>>
84%
55840
90%
**53
100%
Vihtavuori N135
<<locked>>
89%
55753
89%
**99
100%
Vihtavuori N140
<<locked>>
84%
55840
90%
**18
100%
Vihtavuori N150
<<locked>>
93%
56115
90%
**48
100%
Vihtavuori N160
<<locked>>
91%
56014
90%
**97
100%
Vihtavuori N165
<<locked>>
97%
43714
70%
**77
95%
Vihtavuori N540
<<locked>>
84%
55579
89%
**41
100%
Vihtavuori N550 👍
<<locked>>
91%
55898
90%
**46
100%
Vihtavuori N555
<<locked>>
97%
49458
79%
**64
100%
[Vihtavuori N560]*
<<locked>>
97%
46978
75%
**38
93%
Winchester 6.5 StaBALL
<<locked>>
92%
55651
89%
**74
100%
Winchester 760
<<locked>>
89%
55651
89%
**56
99%
Winchester StaBALL HD
<<locked>>
97%
37855
61%
**09
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
46238
74%
**07
99%
[ADI AR 2209]*
<<locked>>
85%
36172
58%
**36
90%
[ADI AR 2213]*
<<locked>>
92%
40625
65%
**58
90%
Accurate 2700
<<locked>>
81%
44831
72%
**25
95%
[Accurate 3100]*
<<locked>>
82%
28282
45%
**03
90%
Accurate 4064
<<locked>>
81%
48718
78%
**33
100%
Accurate 4350
<<locked>>
81%
37260
60%
**69
97%
Alliant Reloder- TS 15.5
<<locked>>
81%
46862
75%
**33
100%
Alliant Reloder-15
<<locked>>
81%
50111
80%
**09
100%
Alliant Reloder-16
<<locked>>
81%
36405
58%
**79
97%
Alliant Reloder-17
<<locked>>
81%
41176
66%
**27
99%
[Alliant Reloder-19]*
<<locked>>
84%
35085
56%
**13
90%
[Alliant Reloder-22]*
<<locked>>
89%
35592
57%
**62
90%
[Alliant Reloder-23]*
<<locked>>
81%
26469
42%
**93
93%
[Alliant Reloder-25]*
<<locked>>
88%
29631
48%
**89
90%
[Alliant Reloder-26]*
<<locked>>
81%
28326
45%
**95
91%
Hodgdon CFE223
<<locked>>
81%
49139
79%
**22
99%
Hodgdon H380
<<locked>>
81%
47776
77%
**53
99%
Hodgdon H414
<<locked>>
81%
42540
68%
**94
95%
[Hodgdon H4350]*
<<locked>>
81%
35157
56%
**61
92%
[Hodgdon H4831 SC]*
<<locked>>
91%
41829
67%
**44
90%
Hodgdon Hybrid 100V
<<locked>>
81%
33750
54%
**74
97%
Hodgdon LVR
<<locked>>
81%
39987
64%
**28
97%
[Hodgdon Superperformance]*
<<locked>>
81%
38334
61%
**22
93%
Hodgdon VARGET
<<locked>>
81%
46064
74%
**97
99%
Hodgdon TrailBoss
<<locked>>
81%
27499
44%
**59
100%
IMR 3031
<<locked>>
81%
50952
82%
**95
100%
IMR 4064
<<locked>>
81%
45411
73%
**84
99%
IMR 4166 Enduron
<<locked>>
81%
44817
72%
**51
96%
[IMR 4350]*
<<locked>>
81%
36912
59%
**10
93%
IMR 4451 Enduron
<<locked>>
81%
43047
69%
**38
96%
IMR 4831
<<locked>>
81%
32401
52%
**38
95%
IMR 4895
<<locked>>
81%
51488
83%
**48
100%
[IMR 4955 Enduron]*
<<locked>>
90%
40553
65%
**82
90%
[IMR 7828 SSC]*
<<locked>>
91%
40756
65%
**74
90%
Lovex S062
<<locked>>
81%
48791
78%
**40
100%
Lovex S065
<<locked>>
81%
40205
64%
**76
96%
[Lovex S070]*
<<locked>>
81%
38450
62%
**46
94%
[Lovex S071]*
<<locked>>
87%
28123
45%
**00
90%
Norma 203B
<<locked>>
81%
49617
80%
**99
100%
[Norma 204]*
<<locked>>
81%
36419
58%
**30
90%
[Norma MRP]*
<<locked>>
84%
32213
52%
**94
90%
Norma URP
<<locked>>
81%
36999
59%
**66
96%
Ramshot Big Game
<<locked>>
81%
49734
80%
**18
100%
[Ramshot Hunter]*
<<locked>>
81%
35984
58%
**43
94%
[Ramshot Magnum]*
<<locked>>
90%
34751
56%
**17
90%
ReloadSwiss RS 14
<<locked>>
81%
28050
45%
**01
100%
ReloadSwiss RS 50
<<locked>>
81%
47616
76%
**30
97%
ReloadSwiss RS 52
<<locked>>
81%
49052
79%
**09
100%
ReloadSwiss RS 60
<<locked>>
81%
39856
64%
**13
100%
ReloadSwiss RS 62
<<locked>>
81%
36854
59%
**85
96%
ReloadSwiss RS 70
<<locked>>
81%
36100
58%
**82
95%
Rottweil R 902
<<locked>>
81%
50995
82%
**63
100%
Rottweil R 903
<<locked>>
81%
44251
71%
**84
100%
[Rottweil R 904]*
<<locked>>
85%
38348
61%
**43
90%
[Rottweil R 905]*
<<locked>>
85%
34635
56%
**07
90%
[Rottweil R 907]*
<<locked>>
81%
41452
66%
**02
94%
SNPE Vectan SP 11
<<locked>>
81%
45426
73%
**40
99%
SNPE Vectan Tubal 5000
<<locked>>
81%
45788
73%
**05
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
39581
63%
**17
95%
Shooters World Long Rifle
<<locked>>
81%
40205
64%
**76
96%
Shooters World Precision
<<locked>>
81%
48791
78%
**40
100%
Somchem S355
<<locked>>
81%
44425
71%
**87
100%
[Somchem S361]*
<<locked>>
87%
41104
66%
**69
90%
Somchem S365
<<locked>>
81%
33243
53%
**10
98%
[Somchem S385]*
<<locked>>
82%
32285
52%
**15
90%
Vihtavuori N133
<<locked>>
81%
51010
82%
**81
100%
Vihtavuori N135
<<locked>>
81%
43439
70%
**05
100%
Vihtavuori N140
<<locked>>
81%
50372
81%
**27
100%
Vihtavuori N150
<<locked>>
81%
38174
61%
**20
99%
Vihtavuori N160
<<locked>>
81%
40016
64%
**99
97%
[Vihtavuori N165]*
<<locked>>
89%
33779
54%
**44
90%
Vihtavuori N540
<<locked>>
81%
50328
81%
**53
100%
Vihtavuori N550
<<locked>>
81%
40799
65%
**48
97%
[Vihtavuori N555]*
<<locked>>
81%
28877
46%
**82
94%
[Vihtavuori N560]*
<<locked>>
93%
41437
66%
**13
90%
Winchester 6.5 StaBALL
<<locked>>
81%
37724
60%
**40
99%
Winchester 760
<<locked>>
81%
42540
68%
**94
95%
[Winchester StaBALL HD]*
<<locked>>
82%
24047
39%
**51
90%

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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