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Load data for .300 RCM + .308 | 170gr | Speer Deep Curl Flat Points

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Recommended Powder(s):

.300 RCM + .308 | 170gr | Speer Deep Curl Flat Points

Load Specifications

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 RCM
Case Length (l3):
2.090" | 53.1mm
Cartridge Length (C.O.L.):
2.797" | 71.1mm
Seated Depth:
0.443" | 11.2mm
Shank Seated Depth:
0.443" | 11.2mm
Case Capacity:
75.0 Grains of Water | 4.87 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B6164_C371

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

Load data for 194 loads in caliber .300 RCM with .308 | 170gr | Speer Deep Curl Flat Points bullet and 97 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".

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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 2206H
<<locked>>
87%
57305
90%
**54
100%
ADI AR 2208
<<locked>>
92%
57058
89%
**35
100%
[ADI AR 2209]*
<<locked>>
97%
44904
70%
**00
93%
Accurate 2015
<<locked>>
83%
57130
90%
**36
100%
Accurate 2200
<<locked>>
85%
56434
88%
**12
100%
Accurate 2495
<<locked>>
85%
56420
88%
**85
100%
Accurate 2520
<<locked>>
85%
56753
89%
**22
100%
Accurate 2700
<<locked>>
93%
56376
88%
**69
97%
Accurate 3100
<<locked>>
97%
37405
59%
**52
95%
Accurate 4064
<<locked>>
91%
56565
89%
**15
100%
Accurate 4350
<<locked>>
97%
52199
82%
**38
99%
Alliant AR-Comp
<<locked>>
85%
57377
90%
**79
100%
Alliant Reloder- TS 15.5
<<locked>>
92%
56724
89%
**48
100%
Alliant Reloder-15
<<locked>>
90%
56362
88%
**64
100%
Alliant Reloder-16
<<locked>>
97%
50908
80%
**58
100%
Alliant Reloder-17 👍
<<locked>>
96%
57014
89%
**66
100%
[Alliant Reloder-19]*
<<locked>>
97%
44005
69%
**94
93%
Alliant Reloder-23
<<locked>>
96%
35868
56%
**79
98%
Alliant Reloder-26
<<locked>>
97%
40277
63%
**33
97%
Baschieri & Pellagri 107
<<locked>>
87%
57174
90%
**74
100%
Hodgdon BL-C2
<<locked>>
85%
57058
89%
**64
100%
Hodgdon Benchmark
<<locked>>
85%
57058
89%
**76
100%
Hodgdon CFE223 👍
<<locked>>
90%
57043
89%
**10
100%
Hodgdon H322
<<locked>>
84%
57217
90%
**95
100%
Hodgdon H380
<<locked>>
91%
57058
89%
**67
100%
Hodgdon H414
<<locked>>
95%
57101
89%
**20
98%
Hodgdon H4350
<<locked>>
96%
48689
76%
**23
96%
Hodgdon Hybrid 100V
<<locked>>
97%
46673
73%
**26
100%
Hodgdon LVR
<<locked>>
97%
56289
88%
**97
99%
Hodgdon Superperformance
<<locked>>
97%
56565
89%
**40
98%
Hodgdon VARGET
<<locked>>
92%
56608
89%
**31
100%
Hodgdon TrailBoss
<<locked>>
96%
33837
53%
**86
100%
IMR 3031
<<locked>>
90%
57392
90%
**31
100%
IMR 4064
<<locked>>
93%
57348
90%
**31
100%
IMR 4166 Enduron
<<locked>>
94%
57261
90%
**12
98%
IMR 4350
<<locked>>
97%
51851
81%
**72
97%
IMR 4451 Enduron
<<locked>>
95%
57101
89%
**38
98%
IMR 4831
<<locked>>
97%
44411
70%
**94
98%
IMR 4895
<<locked>>
89%
57101
89%
**84
100%
IMR 8208 XBR
<<locked>>
86%
57174
90%
**18
100%
Lovex D073.6
<<locked>>
87%
56753
89%
**22
100%
Lovex S060
<<locked>>
87%
57159
90%
**89
100%
Lovex S062
<<locked>>
91%
57101
89%
**28
100%
Lovex S065
<<locked>>
96%
55956
88%
**22
99%
Lovex S070
<<locked>>
97%
53563
84%
**08
98%
[Lovex S071]*
<<locked>>
97%
31430
49%
**11
92%
Norma 201
<<locked>>
88%
57246
90%
**12
100%
Norma 202
<<locked>>
88%
57363
90%
**12
100%
Norma 203B
<<locked>>
91%
57421
90%
**77
100%
Norma 204
<<locked>>
97%
51837
81%
**12
95%
[Norma MRP]*
<<locked>>
97%
40379
63%
**97
94%
Norma URP
<<locked>>
97%
51706
81%
**31
99%
Ramshot Big Game
<<locked>>
90%
56956
89%
**87
100%
Ramshot Hunter
<<locked>>
97%
50198
79%
**25
98%
Ramshot TAC
<<locked>>
85%
56782
89%
**25
99%
Ramshot Wild Boar
<<locked>>
85%
56478
88%
**44
100%
Ramshot X-Terminator
<<locked>>
83%
57435
90%
**08
100%
ReloadSwiss RS 14
<<locked>>
96%
34098
53%
**22
100%
ReloadSwiss RS 50
<<locked>>
91%
57072
89%
**38
99%
ReloadSwiss RS 52
<<locked>>
91%
57363
90%
**94
100%
ReloadSwiss RS 60 👍
<<locked>>
97%
57087
89%
**82
100%
ReloadSwiss RS 62
<<locked>>
97%
52315
82%
**67
99%
ReloadSwiss RS 70
<<locked>>
97%
51677
81%
**87
99%
Rottweil R 901
<<locked>>
85%
57043
89%
**76
100%
Rottweil R 902
<<locked>>
89%
56942
89%
**05
100%
Rottweil R 903
<<locked>>
94%
57305
90%
**61
100%
[Rottweil R 904]*
<<locked>>
97%
46673
73%
**87
93%
[Rottweil R 905]*
<<locked>>
97%
42511
67%
**74
93%
Rottweil R 907
<<locked>>
96%
57072
89%
**35
98%
SNPE Vectan SP 11 👍
<<locked>>
93%
57203
90%
**97
100%
SNPE Vectan SP 7
<<locked>>
86%
57145
90%
**31
99%
SNPE Vectan SP 9
<<locked>>
88%
56898
89%
**38
100%
SNPE Vectan Tubal 3000
<<locked>>
87%
57261
90%
**30
100%
SNPE Vectan Tubal 5000
<<locked>>
93%
56913
89%
**26
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
57130
90%
**89
98%
Shooters World Long Rifle
<<locked>>
96%
55956
88%
**22
99%
Shooters World Match Rifle
<<locked>>
87%
56753
89%
**22
100%
Shooters World Precision
<<locked>>
91%
57101
89%
**28
100%
Somchem S335
<<locked>>
87%
57087
89%
**40
100%
Somchem S341
<<locked>>
86%
56550
89%
**25
100%
Somchem S355
<<locked>>
94%
57058
89%
**48
100%
[Somchem S361]*
<<locked>>
97%
47747
75%
**67
92%
Somchem S365
<<locked>>
97%
46441
73%
**85
100%
Somchem S385
<<locked>>
97%
43482
68%
**64
95%
Vihtavuori N130
<<locked>>
84%
57377
90%
**00
100%
Vihtavuori N133
<<locked>>
89%
57276
90%
**13
100%
Vihtavuori N135
<<locked>>
95%
57101
89%
**72
100%
Vihtavuori N140
<<locked>>
90%
57305
90%
**79
100%
Vihtavuori N150
<<locked>>
97%
53272
83%
**62
100%
Vihtavuori N160
<<locked>>
97%
56840
89%
**61
100%
Vihtavuori N530
<<locked>>
84%
57392
90%
**31
100%
Vihtavuori N540
<<locked>>
89%
56521
89%
**02
100%
Vihtavuori N550 👍
<<locked>>
96%
56318
88%
**97
100%
Vihtavuori N555
<<locked>>
97%
39552
62%
**64
98%
Winchester 6.5 StaBALL
<<locked>>
97%
54505
85%
**12
100%
Winchester 760
<<locked>>
95%
57101
89%
**20
98%
Winchester StaBALL HD
<<locked>>
97%
32155
50%
**62
97%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
47500
74%
**97
99%
ADI AR 2208
<<locked>>
81%
40161
63%
**43
98%
[ADI AR 2209]*
<<locked>>
91%
37652
59%
**43
90%
Accurate 2015
<<locked>>
81%
53417
84%
**84
100%
Accurate 2200
<<locked>>
81%
49632
78%
**07
99%
Accurate 2495
<<locked>>
81%
49095
77%
**87
100%
Accurate 2520
<<locked>>
81%
49763
78%
**23
100%
[Accurate 2700]*
<<locked>>
81%
38725
61%
**61
93%
[Accurate 3100]*
<<locked>>
89%
28427
45%
**29
90%
Accurate 4064
<<locked>>
81%
41539
65%
**82
100%
[Accurate 4350]*
<<locked>>
81%
30516
48%
**02
94%
Alliant AR-Comp
<<locked>>
81%
50067
78%
**80
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
39726
62%
**69
99%
Alliant Reloder-15
<<locked>>
81%
42975
67%
**31
99%
[Alliant Reloder-16]*
<<locked>>
81%
31024
49%
**11
94%
Alliant Reloder-17
<<locked>>
81%
34403
54%
**39
97%
[Alliant Reloder-19]*
<<locked>>
91%
36390
57%
**20
90%
[Alliant Reloder-23]*
<<locked>>
82%
23250
36%
**92
90%
[Alliant Reloder-26]*
<<locked>>
86%
27862
44%
**92
90%
Baschieri & Pellagri 107
<<locked>>
81%
46499
73%
**97
99%
Hodgdon BL-C2
<<locked>>
81%
49385
77%
**53
100%
Hodgdon Benchmark
<<locked>>
81%
51314
80%
**90
100%
Hodgdon CFE223
<<locked>>
81%
41307
65%
**38
98%
Hodgdon H322
<<locked>>
81%
52504
82%
**36
100%
Hodgdon H380
<<locked>>
81%
40712
64%
**82
97%
[Hodgdon H414]*
<<locked>>
81%
35650
56%
**20
92%
[Hodgdon H4350]*
<<locked>>
84%
32764
51%
**88
90%
Hodgdon Hybrid 100V
<<locked>>
81%
28384
44%
**20
95%
[Hodgdon LVR]*
<<locked>>
81%
33634
53%
**64
94%
[Hodgdon Superperformance]*
<<locked>>
82%
33359
52%
**74
90%
Hodgdon VARGET
<<locked>>
81%
39929
63%
**39
98%
Hodgdon TrailBoss
<<locked>>
92%
31763
50%
**47
100%
IMR 3031
<<locked>>
81%
43874
69%
**35
100%
IMR 4064
<<locked>>
81%
39450
62%
**23
98%
[IMR 4166 Enduron]*
<<locked>>
81%
39291
62%
**93
94%
[IMR 4350]*
<<locked>>
82%
32677
51%
**85
90%
[IMR 4451 Enduron]*
<<locked>>
81%
37304
58%
**74
93%
[IMR 4831]*
<<locked>>
81%
26934
42%
**83
92%
IMR 4895
<<locked>>
81%
44092
69%
**67
99%
IMR 8208 XBR
<<locked>>
81%
49617
78%
**07
100%
Lovex D073.6
<<locked>>
81%
46383
73%
**71
100%
Lovex S060
<<locked>>
81%
47210
74%
**31
99%
Lovex S062
<<locked>>
81%
42235
66%
**89
100%
[Lovex S065]*
<<locked>>
81%
34766
54%
**28
94%
[Lovex S070]*
<<locked>>
81%
32895
52%
**92
91%
[Lovex S071]*
<<locked>>
94%
28427
45%
**29
90%
Norma 201
<<locked>>
81%
46528
73%
**51
100%
Norma 202
<<locked>>
81%
46673
73%
**54
100%
Norma 203B
<<locked>>
81%
42496
67%
**31
99%
[Norma 204]*
<<locked>>
86%
36883
58%
**13
90%
[Norma MRP]*
<<locked>>
91%
33402
52%
**23
90%
[Norma URP]*
<<locked>>
81%
30893
48%
**05
94%
Ramshot Big Game
<<locked>>
81%
41916
66%
**35
99%
[Ramshot Hunter]*
<<locked>>
81%
30313
47%
**82
91%
Ramshot TAC
<<locked>>
81%
49443
77%
**10
98%
Ramshot Wild Boar
<<locked>>
81%
49095
77%
**33
100%
Ramshot X-Terminator
<<locked>>
81%
53272
83%
**46
100%
ReloadSwiss RS 14
<<locked>>
88%
30748
48%
**54
100%
ReloadSwiss RS 50
<<locked>>
81%
40915
64%
**62
95%
ReloadSwiss RS 52
<<locked>>
81%
41191
65%
**38
100%
ReloadSwiss RS 60
<<locked>>
81%
33576
53%
**26
98%
[ReloadSwiss RS 62]*
<<locked>>
81%
30139
47%
**15
93%
[ReloadSwiss RS 70]*
<<locked>>
81%
30516
48%
**08
91%
Rottweil R 901
<<locked>>
81%
50372
79%
**87
100%
Rottweil R 902
<<locked>>
81%
44077
69%
**02
100%
Rottweil R 903
<<locked>>
81%
37391
59%
**23
98%
[Rottweil R 904]*
<<locked>>
92%
39755
62%
**49
90%
[Rottweil R 905]*
<<locked>>
91%
35447
56%
**16
90%
[Rottweil R 907]*
<<locked>>
81%
35853
56%
**38
92%
SNPE Vectan SP 11
<<locked>>
81%
38377
60%
**72
98%
SNPE Vectan SP 7
<<locked>>
81%
47863
75%
**94
98%
SNPE Vectan SP 9
<<locked>>
81%
45658
72%
**64
99%
SNPE Vectan Tubal 3000
<<locked>>
81%
47776
75%
**95
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
39697
62%
**61
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
33649
53%
**62
92%
[Shooters World Long Rifle]*
<<locked>>
81%
34766
54%
**28
94%
Shooters World Match Rifle
<<locked>>
81%
46383
73%
**71
100%
Shooters World Precision
<<locked>>
81%
42235
66%
**89
100%
Somchem S335
<<locked>>
81%
47456
74%
**98
100%
Somchem S341
<<locked>>
81%
47442
74%
**84
99%
Somchem S355
<<locked>>
81%
38203
60%
**26
98%
[Somchem S361]*
<<locked>>
94%
43323
68%
**95
90%
Somchem S365
<<locked>>
81%
27760
43%
**56
96%
[Somchem S385]*
<<locked>>
88%
32880
52%
**31
90%
Vihtavuori N130
<<locked>>
81%
53011
83%
**41
100%
Vihtavuori N133
<<locked>>
81%
44744
70%
**39
100%
Vihtavuori N135
<<locked>>
81%
36912
58%
**61
100%
Vihtavuori N140
<<locked>>
81%
43482
68%
**75
100%
Vihtavuori N150
<<locked>>
81%
32358
51%
**72
98%
Vihtavuori N160
<<locked>>
81%
33460
52%
**34
95%
Vihtavuori N530
<<locked>>
81%
52069
82%
**56
100%
Vihtavuori N540
<<locked>>
81%
43279
68%
**98
100%
Vihtavuori N550
<<locked>>
81%
34200
54%
**84
95%
[Vihtavuori N555]*
<<locked>>
81%
23931
37%
**41
90%
Winchester 6.5 StaBALL
<<locked>>
81%
32053
50%
**82
97%
[Winchester 760]*
<<locked>>
81%
35650
56%
**20
92%
[Winchester StaBALL HD]*
<<locked>>
88%
24323
38%
**74
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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