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Load data for .300 RCM + .308 | 180gr | Speer RN

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Recommended Powder(s):

.300 RCM + .308 | 180gr | Speer RN

Load Specifications

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 RCM
Case Length (l3):
2.090" | 53.1mm
Cartridge Length (C.O.L.):
2.797" | 71.1mm
Seated Depth:
0.393" | 10.0mm
Shank Seated Depth:
0.393" | 10.0mm
Case Capacity:
75.0 Grains of Water | 4.87 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B6169_C371

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

Load data for 0 loads in caliber .300 RCM with .308 | 180gr | Speer RN bullet and 0 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>>
85%
57392
90%
**89
100%
ADI AR 2208
<<locked>>
91%
57377
90%
**72
100%
ADI AR 2209
<<locked>>
97%
47892
75%
**03
95%
Accurate 2200
<<locked>>
84%
57305
90%
**56
100%
Accurate 2495
<<locked>>
84%
56884
89%
**13
100%
Accurate 2520
<<locked>>
83%
57363
90%
**53
100%
Accurate 2700
<<locked>>
91%
57087
89%
**17
98%
Accurate 3100
<<locked>>
97%
40509
63%
**52
96%
Accurate 4064
<<locked>>
89%
56826
89%
**43
100%
Accurate 4350
<<locked>>
97%
56608
89%
**35
100%
Alliant AR-Comp
<<locked>>
83%
57334
90%
**94
100%
Alliant Reloder- TS 15.5
<<locked>>
91%
57421
90%
**85
100%
Alliant Reloder-15
<<locked>>
88%
56536
89%
**89
100%
Alliant Reloder-16
<<locked>>
97%
53998
85%
**35
100%
Alliant Reloder-17
<<locked>>
94%
56898
89%
**97
100%
Alliant Reloder-19
<<locked>>
97%
46978
74%
**94
95%
[Alliant Reloder-22]*
<<locked>>
97%
41118
64%
**25
94%
Alliant Reloder-23
<<locked>>
97%
38740
61%
**82
99%
[Alliant Reloder-25]*
<<locked>>
97%
34360
54%
**80
94%
Alliant Reloder-26
<<locked>>
97%
42931
67%
**36
99%
Baschieri & Pellagri 107
<<locked>>
85%
56797
89%
**95
100%
Hodgdon BL-C2
<<locked>>
83%
56739
89%
**89
100%
Hodgdon CFE223
<<locked>>
88%
56913
89%
**35
100%
Hodgdon H380
<<locked>>
90%
57232
90%
**02
100%
Hodgdon H414 👍
<<locked>>
93%
56913
89%
**48
99%
Hodgdon H4350
<<locked>>
97%
51924
81%
**13
97%
[Hodgdon H4831 SC]*
<<locked>>
97%
44672
70%
**12
92%
Hodgdon Hybrid 100V
<<locked>>
97%
50952
80%
**17
100%
Hodgdon LVR 👍
<<locked>>
95%
57334
90%
**41
100%
Hodgdon Superperformance
<<locked>>
95%
57043
89%
**84
99%
Hodgdon VARGET
<<locked>>
91%
56956
89%
**69
100%
IMR 3031
<<locked>>
87%
56695
89%
**53
100%
IMR 4064
<<locked>>
91%
57232
90%
**56
100%
IMR 4166 Enduron
<<locked>>
92%
57159
90%
**43
99%
IMR 4350
<<locked>>
97%
55376
87%
**62
98%
IMR 4451 Enduron
<<locked>>
93%
56768
89%
**66
99%
IMR 4831
<<locked>>
97%
47921
75%
**84
99%
IMR 4895
<<locked>>
87%
57101
89%
**05
100%
[IMR 4955 Enduron]*
<<locked>>
97%
44643
70%
**82
92%
[IMR 7828 SSC]*
<<locked>>
97%
43801
69%
**54
92%
IMR 8208 XBR
<<locked>>
84%
57261
90%
**46
100%
Lovex D073.6
<<locked>>
85%
57363
90%
**53
100%
Lovex S060
<<locked>>
86%
56782
89%
**13
100%
Lovex S062
<<locked>>
89%
57305
90%
**53
100%
Lovex S065
<<locked>>
95%
56826
89%
**72
99%
Lovex S070
<<locked>>
97%
57000
89%
**92
99%
[Lovex S071]*
<<locked>>
97%
33736
53%
**08
94%
Norma 201
<<locked>>
86%
57290
90%
**43
100%
Norma 202
<<locked>>
86%
56971
89%
**30
100%
Norma 203B
<<locked>>
89%
57406
90%
**08
100%
Norma 204
<<locked>>
97%
55956
88%
**12
97%
Norma MRP
<<locked>>
97%
42859
67%
**94
96%
Norma URP
<<locked>>
97%
55042
86%
**15
100%
Ramshot Big Game
<<locked>>
88%
56826
89%
**12
100%
Ramshot Hunter
<<locked>>
97%
54360
85%
**22
99%
[Ramshot Magnum]*
<<locked>>
97%
39595
62%
**62
93%
Ramshot TAC
<<locked>>
84%
57232
90%
**66
100%
Ramshot Wild Boar
<<locked>>
84%
57276
90%
**85
100%
ReloadSwiss RS 14
<<locked>>
97%
34896
55%
**93
100%
ReloadSwiss RS 50
<<locked>>
89%
56927
89%
**72
99%
ReloadSwiss RS 52
<<locked>>
89%
57377
90%
**15
100%
ReloadSwiss RS 60
<<locked>>
95%
56695
89%
**10
100%
ReloadSwiss RS 62 👍
<<locked>>
97%
55840
88%
**51
100%
ReloadSwiss RS 70
<<locked>>
97%
55753
87%
**87
100%
Rottweil R 901
<<locked>>
84%
57421
90%
**13
100%
Rottweil R 902
<<locked>>
88%
56985
89%
**33
100%
Rottweil R 903
<<locked>>
92%
57217
90%
**89
100%
[Rottweil R 904]*
<<locked>>
97%
49414
77%
**74
94%
Rottweil R 905
<<locked>>
97%
45310
71%
**64
95%
Rottweil R 907
<<locked>>
94%
57101
89%
**66
98%
SNPE Vectan SP 11
<<locked>>
91%
57043
89%
**22
100%
SNPE Vectan SP 7
<<locked>>
85%
57392
90%
**76
100%
SNPE Vectan SP 9
<<locked>>
86%
56608
89%
**72
100%
SNPE Vectan Tubal 3000
<<locked>>
85%
56855
89%
**57
100%
SNPE Vectan Tubal 5000
<<locked>>
91%
56884
89%
**54
100%
SNPE Vectan Tubal 7000
<<locked>>
95%
57159
90%
**26
99%
Shooters World Long Rifle
<<locked>>
95%
56826
89%
**72
99%
Shooters World Match Rifle
<<locked>>
85%
57363
90%
**53
100%
Shooters World Precision
<<locked>>
89%
57305
90%
**53
100%
Somchem S335
<<locked>>
86%
57145
90%
**67
100%
Somchem S341
<<locked>>
85%
57000
89%
**62
100%
Somchem S355
<<locked>>
92%
57290
90%
**79
100%
[Somchem S361]*
<<locked>>
97%
51184
80%
**74
94%
Somchem S365
<<locked>>
97%
50096
79%
**72
100%
Somchem S385
<<locked>>
97%
46354
73%
**51
96%
Vihtavuori N133
<<locked>>
87%
57145
90%
**41
100%
Vihtavuori N135
<<locked>>
93%
56913
89%
**97
100%
Vihtavuori N140
<<locked>>
88%
56942
89%
**07
100%
Vihtavuori N150
<<locked>>
97%
56434
88%
**30
100%
Vihtavuori N160
<<locked>>
95%
57334
90%
**99
100%
[Vihtavuori N165]*
<<locked>>
97%
38522
60%
**90
93%
Vihtavuori N540
<<locked>>
88%
57188
90%
**36
100%
Vihtavuori N550 👍
<<locked>>
94%
56739
89%
**38
100%
Vihtavuori N555
<<locked>>
97%
42714
67%
**54
99%
Winchester 6.5 StaBALL
<<locked>>
96%
56724
89%
**72
100%
Winchester 760 👍
<<locked>>
93%
56913
89%
**48
99%
Winchester StaBALL HD
<<locked>>
97%
34722
54%
**92
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
49966
78%
**71
100%
ADI AR 2208
<<locked>>
81%
42583
67%
**33
99%
[ADI AR 2209]*
<<locked>>
87%
34940
55%
**25
90%
Accurate 2200
<<locked>>
81%
52214
82%
**80
100%
Accurate 2495
<<locked>>
81%
52315
82%
**54
100%
Accurate 2520
<<locked>>
81%
53055
83%
**03
100%
[Accurate 2700]*
<<locked>>
81%
40538
64%
**41
94%
[Accurate 3100]*
<<locked>>
84%
26614
42%
**28
90%
Accurate 4064
<<locked>>
81%
44179
69%
**56
100%
Accurate 4350
<<locked>>
81%
32779
51%
**02
96%
Alliant AR-Comp
<<locked>>
81%
53476
84%
**54
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
42467
67%
**56
100%
Alliant Reloder-15
<<locked>>
81%
45397
71%
**12
99%
Alliant Reloder-16
<<locked>>
81%
33040
52%
**18
96%
Alliant Reloder-17
<<locked>>
81%
36782
58%
**39
99%
[Alliant Reloder-19]*
<<locked>>
86%
33881
53%
**11
90%
[Alliant Reloder-22]*
<<locked>>
91%
34069
53%
**57
90%
[Alliant Reloder-23]*
<<locked>>
81%
23931
38%
**72
92%
[Alliant Reloder-25]*
<<locked>>
90%
28181
44%
**00
90%
[Alliant Reloder-26]*
<<locked>>
82%
25947
41%
**80
90%
Baschieri & Pellagri 107
<<locked>>
81%
49385
77%
**84
100%
Hodgdon BL-C2
<<locked>>
81%
52489
82%
**26
100%
Hodgdon CFE223
<<locked>>
81%
44106
69%
**31
99%
Hodgdon H380
<<locked>>
81%
42888
67%
**62
98%
Hodgdon H414
<<locked>>
81%
38043
60%
**16
95%
[Hodgdon H4350]*
<<locked>>
81%
31923
50%
**13
91%
[Hodgdon H4831 SC]*
<<locked>>
94%
40625
64%
**33
90%
Hodgdon Hybrid 100V
<<locked>>
81%
30516
48%
**20
97%
Hodgdon LVR
<<locked>>
81%
35853
56%
**57
96%
[Hodgdon Superperformance]*
<<locked>>
81%
34287
54%
**41
92%
Hodgdon VARGET
<<locked>>
81%
42206
66%
**20
99%
IMR 3031
<<locked>>
81%
46528
73%
**05
100%
IMR 4064
<<locked>>
81%
41669
65%
**07
99%
IMR 4166 Enduron
<<locked>>
81%
41162
64%
**74
96%
[IMR 4350]*
<<locked>>
81%
33591
53%
**49
92%
IMR 4451 Enduron
<<locked>>
81%
39247
62%
**61
95%
[IMR 4831]*
<<locked>>
81%
28747
45%
**83
94%
IMR 4895
<<locked>>
81%
46470
73%
**44
100%
[IMR 4955 Enduron]*
<<locked>>
93%
39581
62%
**74
90%
[IMR 7828 SSC]*
<<locked>>
94%
39798
62%
**66
90%
IMR 8208 XBR
<<locked>>
81%
52112
82%
**74
100%
Lovex D073.6
<<locked>>
81%
49559
78%
**48
100%
Lovex S060
<<locked>>
81%
49472
78%
**02
100%
Lovex S062
<<locked>>
81%
44483
70%
**62
100%
Lovex S065
<<locked>>
81%
36738
58%
**15
96%
[Lovex S070]*
<<locked>>
81%
34969
55%
**85
93%
[Lovex S071]*
<<locked>>
89%
26614
42%
**28
90%
Norma 201
<<locked>>
81%
48979
77%
**21
100%
Norma 202
<<locked>>
81%
49371
77%
**25
100%
Norma 203B
<<locked>>
81%
44773
70%
**05
100%
[Norma 204]*
<<locked>>
82%
34519
54%
**08
90%
[Norma MRP]*
<<locked>>
87%
30734
48%
**95
90%
Norma URP
<<locked>>
81%
33141
52%
**08
96%
Ramshot Big Game
<<locked>>
81%
44788
70%
**28
100%
[Ramshot Hunter]*
<<locked>>
81%
32271
51%
**85
93%
[Ramshot Magnum]*
<<locked>>
92%
33649
53%
**15
90%
Ramshot TAC
<<locked>>
81%
52156
82%
**94
99%
Ramshot Wild Boar
<<locked>>
81%
52040
82%
**13
100%
ReloadSwiss RS 14
<<locked>>
92%
32808
51%
**54
100%
ReloadSwiss RS 50
<<locked>>
81%
43221
68%
**49
97%
ReloadSwiss RS 52
<<locked>>
81%
44077
69%
**18
100%
ReloadSwiss RS 60
<<locked>>
81%
35708
56%
**26
99%
ReloadSwiss RS 62
<<locked>>
81%
32489
51%
**11
95%
[ReloadSwiss RS 70]*
<<locked>>
81%
32503
51%
**18
94%
Rottweil R 901
<<locked>>
81%
53156
83%
**54
100%
Rottweil R 902
<<locked>>
81%
46456
73%
**75
100%
Rottweil R 903
<<locked>>
81%
39914
63%
**10
99%
[Rottweil R 904]*
<<locked>>
88%
37057
58%
**38
90%
[Rottweil R 905]*
<<locked>>
87%
33344
52%
**02
90%
[Rottweil R 907]*
<<locked>>
81%
37942
59%
**31
94%
SNPE Vectan SP 11
<<locked>>
81%
40814
64%
**56
99%
SNPE Vectan SP 7
<<locked>>
81%
50792
80%
**74
99%
SNPE Vectan SP 9
<<locked>>
81%
48457
76%
**41
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
50024
78%
**66
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
41785
65%
**38
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
35940
56%
**56
94%
Shooters World Long Rifle
<<locked>>
81%
36738
58%
**15
96%
Shooters World Match Rifle
<<locked>>
81%
49559
78%
**48
100%
Shooters World Precision
<<locked>>
81%
44483
70%
**62
100%
Somchem S335
<<locked>>
81%
49690
78%
**66
100%
Somchem S341
<<locked>>
81%
50357
79%
**61
100%
Somchem S355
<<locked>>
81%
40480
63%
**10
99%
[Somchem S361]*
<<locked>>
89%
40001
63%
**74
90%
Somchem S365
<<locked>>
81%
29486
46%
**56
98%
[Somchem S385]*
<<locked>>
84%
30414
48%
**13
90%
Vihtavuori N133
<<locked>>
81%
47268
74%
**07
100%
Vihtavuori N135
<<locked>>
81%
39610
62%
**38
100%
Vihtavuori N140
<<locked>>
81%
46296
73%
**56
100%
Vihtavuori N150
<<locked>>
81%
34664
54%
**65
99%
Vihtavuori N160
<<locked>>
81%
35911
56%
**31
97%
[Vihtavuori N165]*
<<locked>>
91%
32343
51%
**46
90%
Vihtavuori N540
<<locked>>
81%
45890
72%
**75
100%
Vihtavuori N550
<<locked>>
81%
36260
57%
**70
97%
[Vihtavuori N555]*
<<locked>>
81%
25454
40%
**41
93%
Winchester 6.5 StaBALL
<<locked>>
81%
34026
53%
**82
98%
Winchester 760
<<locked>>
81%
38043
60%
**16
95%
[Winchester StaBALL HD]*
<<locked>>
84%
23032
36%
**88
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.

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