top of page

Load data for .300 RCM + .308 | 150gr | Barnes MPG

Recommended Powder(s):

.300 RCM + .308 | 150gr | Barnes MPG

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 150gr | Barnes MPG
Manufacturer SKU:
30817
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
<<locked>>
Caliber:
.300 RCM load data
Case Length (l3):
2.090" | 53.1mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
75.0 Grains of Water | 4.87 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B605_C371
Last updated:
2026-05-29

Load data for 204 loads in caliber .300 RCM with .308 | 150gr | Barnes MPG bullet and 102 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".

  • No data yet

  • 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.

    .

    Loading_icon.gif

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>>
91%
56811
89%
**02
100%
ADI AR 2208
<<locked>>
97%
57363
90%
**82
99%
ADI Benchmark 8208
<<locked>>
89%
56826
89%
**69
100%
Accurate 2015
<<locked>>
89%
57101
89%
**94
100%
Accurate 2460
<<locked>>
85%
57043
89%
**43
100%
Accurate 2495
<<locked>>
94%
57087
89%
**43
100%
Accurate 2520
<<locked>>
89%
57377
90%
**86
100%
Accurate 2700
<<locked>>
93%
56942
89%
**20
95%
Accurate 4064
<<locked>>
96%
56913
89%
**82
100%
Accurate 4350
<<locked>>
97%
43758
69%
**44
97%
Alliant AR-Comp
<<locked>>
89%
56623
89%
**36
100%
Alliant Power Pro 2000-MR 👍
<<locked>>
93%
57000
89%
**17
99%
Alliant Reloder- TS 15.5
<<locked>>
96%
56391
88%
**02
100%
Alliant Reloder-10x
<<locked>>
85%
57217
90%
**07
100%
Alliant Reloder-15
<<locked>>
94%
56550
89%
**15
99%
Alliant Reloder-16
<<locked>>
97%
43642
68%
**51
97%
Alliant Reloder-17
<<locked>>
97%
50647
79%
**15
99%
[Alliant Reloder-23]*
<<locked>>
96%
30705
48%
**46
93%
Baschieri & Pellagri 106
<<locked>>
83%
56898
89%
**51
100%
Baschieri & Pellagri 107
<<locked>>
91%
57174
90%
**18
99%
Bofors RP3
<<locked>>
96%
57101
89%
**22
100%
Bofors RP7
<<locked>>
97%
51474
81%
**81
95%
Hodgdon BL-C2
<<locked>>
90%
56594
89%
**02
100%
Hodgdon Benchmark
<<locked>>
88%
57305
90%
**30
100%
Hodgdon CFE223
<<locked>>
87%
56710
89%
**71
99%
Hodgdon H322
<<locked>>
85%
56927
89%
**53
100%
Hodgdon H335
<<locked>>
84%
56971
89%
**69
100%
Hodgdon H380
<<locked>>
96%
57348
90%
**12
99%
[Hodgdon H414]*
<<locked>>
97%
47384
74%
**00
94%
[Hodgdon H4350]*
<<locked>>
97%
52402
82%
**33
94%
Hodgdon H4895
<<locked>>
91%
57334
90%
**05
100%
Hodgdon Hybrid 100V
<<locked>>
97%
40103
63%
**33
97%
[Hodgdon Superperformance]*
<<locked>>
97%
48544
76%
**27
94%
Hodgdon VARGET
<<locked>>
92%
57232
90%
**89
100%
Hodgdon LEVERevolution 👍
<<locked>>
93%
56449
88%
**45
100%
Hodgdon TrailBoss
<<locked>>
96%
33214
52%
**68
100%
IMR 3031
<<locked>>
91%
57217
90%
**02
100%
IMR 4064
<<locked>>
95%
56507
89%
**63
99%
IMR 4166 Enduron
<<locked>>
92%
56913
89%
**36
96%
IMR 4198
<<locked>>
85%
57058
89%
**64
100%
[IMR 4350]*
<<locked>>
97%
45107
71%
**79
93%
IMR 4451 Enduron
<<locked>>
97%
53505
84%
**13
96%
IMR 4831
<<locked>>
97%
42206
66%
**92
96%
IMR 4895 👍
<<locked>>
94%
57029
89%
**35
100%
IMR 8208 XBR
<<locked>>
89%
56826
89%
**69
100%
Lovex D073.4
<<locked>>
84%
57101
89%
**40
100%
Lovex D073.5
<<locked>>
85%
56971
89%
**46
100%
Lovex D073.6
<<locked>>
92%
57363
90%
**95
100%
Lovex S060
<<locked>>
91%
57188
90%
**36
100%
Lovex S062
<<locked>>
95%
56579
89%
**76
100%
Lovex S065
<<locked>>
96%
48704
76%
**41
96%
[Lovex S070]*
<<locked>>
97%
46369
73%
**22
94%
Norma 201
<<locked>>
92%
56884
89%
**63
100%
Norma 202
<<locked>>
92%
57130
90%
**66
100%
Norma 203B
<<locked>>
95%
57435
90%
**31
100%
Norma URP
<<locked>>
97%
43888
69%
**35
96%
Ramshot Big Game
<<locked>>
94%
56565
89%
**35
100%
[Ramshot Hunter]*
<<locked>>
97%
43323
68%
**15
94%
Ramshot TAC
<<locked>>
89%
57072
89%
**76
98%
Ramshot Wild Boar
<<locked>>
89%
56550
89%
**95
100%
Ramshot X-Terminator
<<locked>>
87%
57392
90%
**56
100%
ReloadSwiss RS 14
<<locked>>
96%
33359
52%
**08
100%
ReloadSwiss RS 40
<<locked>>
86%
56985
89%
**63
100%
ReloadSwiss RS 50
<<locked>>
96%
57290
90%
**79
97%
ReloadSwiss RS 52 👍
<<locked>>
92%
56811
89%
**81
99%
ReloadSwiss RS 60 👍
<<locked>>
97%
54186
85%
**81
100%
ReloadSwiss RS 62
<<locked>>
97%
43250
68%
**48
96%
ReloadSwiss RS 70
<<locked>>
97%
44483
70%
**67
95%
Rottweil R 901
<<locked>>
89%
56927
89%
**40
100%
Rottweil R 902
<<locked>>
94%
56898
89%
**56
100%
Rottweil R 903
<<locked>>
97%
53519
84%
**59
100%
Rottweil R 907
<<locked>>
97%
51474
81%
**81
95%
SNPE Vectan SP 11
<<locked>>
97%
55463
87%
**18
99%
SNPE Vectan SP 3
<<locked>>
84%
57290
90%
**23
100%
SNPE Vectan SP 7
<<locked>>
90%
57058
89%
**79
98%
SNPE Vectan SP 9
<<locked>>
92%
56579
89%
**86
100%
SNPE Vectan Tubal 3000
<<locked>>
90%
56739
89%
**77
100%
SNPE Vectan Tubal 5000
<<locked>>
96%
56536
89%
**74
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
48776
76%
**89
95%
Shooters World Long Rifle
<<locked>>
96%
48704
76%
**41
96%
Shooters World Match Rifle
<<locked>>
92%
57363
90%
**95
100%
Shooters World Precision
<<locked>>
95%
56579
89%
**76
100%
Shooters World Tactical Rifle
<<locked>>
84%
57276
90%
**33
100%
Somchem S321
<<locked>>
87%
57174
90%
**89
100%
Somchem S335
<<locked>>
91%
56797
89%
**90
100%
Somchem S341
<<locked>>
91%
57290
90%
**76
100%
Somchem S355
<<locked>>
96%
53824
84%
**56
100%
Somchem S365
<<locked>>
97%
39160
61%
**79
98%
Vihtavuori N130
<<locked>>
87%
56579
89%
**48
100%
Vihtavuori N133
<<locked>>
90%
56579
89%
**61
100%
Vihtavuori N135
<<locked>>
95%
56420
88%
**27
100%
Vihtavuori N140
<<locked>>
93%
56565
89%
**30
100%
Vihtavuori N150
<<locked>>
97%
52257
82%
**90
100%
Vihtavuori N160
<<locked>>
97%
46151
72%
**41
97%
Vihtavuori N530
<<locked>>
89%
57145
90%
**63
100%
Vihtavuori N540
<<locked>>
94%
57174
90%
**56
100%
Vihtavuori N550
<<locked>>
97%
45832
72%
**51
97%
[Vihtavuori N555]*
<<locked>>
97%
32648
51%
**35
93%
Winchester 6.5 StaBALL
<<locked>>
97%
47514
74%
**28
99%
Winchester 748
<<locked>>
89%
56971
89%
**12
100%
[Winchester 760]*
<<locked>>
97%
47384
74%
**00
94%
Winchester StaBALL Match
<<locked>>
92%
56971
89%
**05
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
41510
65%
**30
97%
[ADI AR 2208]*
<<locked>>
81%
35317
55%
**62
94%
ADI Benchmark 8208
<<locked>>
81%
43598
68%
**43
99%
Accurate 2015
<<locked>>
81%
45020
71%
**13
100%
Accurate 2460
<<locked>>
81%
49037
77%
**18
100%
Accurate 2495
<<locked>>
81%
37304
58%
**21
100%
Accurate 2520
<<locked>>
81%
44251
69%
**76
100%
[Accurate 2700]*
<<locked>>
82%
38943
61%
**85
90%
Accurate 4064
<<locked>>
81%
35302
55%
**08
99%
[Accurate 4350]*
<<locked>>
84%
28210
44%
**67
90%
Alliant AR-Comp
<<locked>>
81%
43018
67%
**43
100%
Alliant Power Pro 2000-MR
<<locked>>
81%
37391
59%
**26
95%
Alliant Reloder- TS 15.5
<<locked>>
81%
34548
54%
**89
96%
Alliant Reloder-10x
<<locked>>
81%
50894
80%
**18
100%
Alliant Reloder-15
<<locked>>
81%
37173
58%
**48
95%
[Alliant Reloder-16]*
<<locked>>
84%
29994
47%
**87
90%
[Alliant Reloder-17]*
<<locked>>
81%
29791
47%
**23
93%
[Alliant Reloder-23]*
<<locked>>
93%
27456
43%
**38
90%
Baschieri & Pellagri 106
<<locked>>
81%
52736
83%
**92
100%
Baschieri & Pellagri 107
<<locked>>
81%
40219
63%
**13
96%
Bofors RP3
<<locked>>
81%
33736
53%
**79
96%
[Bofors RP7]*
<<locked>>
87%
38203
60%
**15
90%
Hodgdon BL-C2
<<locked>>
81%
41843
66%
**56
99%
Hodgdon Benchmark
<<locked>>
81%
45658
72%
**40
99%
Hodgdon CFE223
<<locked>>
81%
46151
72%
**00
98%
Hodgdon H322
<<locked>>
81%
49530
78%
**48
100%
Hodgdon H335
<<locked>>
81%
50720
79%
**77
100%
[Hodgdon H380]*
<<locked>>
81%
35215
55%
**89
93%
[Hodgdon H414]*
<<locked>>
89%
36405
57%
**57
90%
[Hodgdon H4350]*
<<locked>>
89%
40901
64%
**03
90%
Hodgdon H4895
<<locked>>
81%
41814
66%
**33
98%
[Hodgdon Hybrid 100V]*
<<locked>>
83%
25904
41%
**46
90%
[Hodgdon Superperformance]*
<<locked>>
91%
39769
62%
**33
90%
Hodgdon VARGET
<<locked>>
81%
40321
63%
**90
97%
Hodgdon LEVERevolution
<<locked>>
81%
37565
59%
**97
97%
Hodgdon TrailBoss
<<locked>>
81%
26266
41%
**14
100%
IMR 3031
<<locked>>
81%
40669
64%
**36
100%
IMR 4064
<<locked>>
81%
37202
58%
**05
95%
[IMR 4166 Enduron]*
<<locked>>
81%
39929
63%
**25
92%
IMR 4198
<<locked>>
81%
51445
81%
**85
100%
[IMR 4350]*
<<locked>>
92%
38870
61%
**51
90%
[IMR 4451 Enduron]*
<<locked>>
85%
36695
57%
**75
90%
[IMR 4831]*
<<locked>>
85%
28485
45%
**48
90%
IMR 4895
<<locked>>
81%
38116
60%
**77
96%
IMR 8208 XBR
<<locked>>
81%
43598
68%
**43
99%
Lovex D073.4
<<locked>>
81%
51517
81%
**54
100%
Lovex D073.5
<<locked>>
81%
49023
77%
**31
100%
Lovex D073.6
<<locked>>
81%
39885
63%
**07
99%
Lovex S060
<<locked>>
81%
41872
66%
**61
97%
Lovex S062
<<locked>>
81%
36622
57%
**02
97%
[Lovex S065]*
<<locked>>
83%
32213
50%
**80
90%
[Lovex S070]*
<<locked>>
88%
35665
56%
**89
90%
Norma 201
<<locked>>
81%
40669
64%
**84
98%
Norma 202
<<locked>>
81%
40756
64%
**94
100%
Norma 203B
<<locked>>
81%
36695
58%
**38
96%
[Norma URP]*
<<locked>>
84%
29283
46%
**74
90%
Ramshot Big Game
<<locked>>
81%
36013
56%
**41
95%
[Ramshot Hunter]*
<<locked>>
90%
34519
54%
**12
90%
Ramshot TAC
<<locked>>
81%
43439
68%
**36
95%
Ramshot Wild Boar
<<locked>>
81%
42743
67%
**59
98%
Ramshot X-Terminator
<<locked>>
81%
47326
74%
**92
98%
ReloadSwiss RS 14
<<locked>>
81%
26513
42%
**57
100%
ReloadSwiss RS 40
<<locked>>
81%
49124
77%
**31
100%
[ReloadSwiss RS 50]*
<<locked>>
81%
35578
56%
**66
91%
ReloadSwiss RS 52
<<locked>>
81%
38479
60%
**49
96%
ReloadSwiss RS 60
<<locked>>
81%
31705
50%
**92
97%
[ReloadSwiss RS 62]*
<<locked>>
86%
30371
48%
**33
90%
[ReloadSwiss RS 70]*
<<locked>>
88%
33765
53%
**02
90%
Rottweil R 901
<<locked>>
81%
44411
70%
**30
100%
Rottweil R 902
<<locked>>
81%
38798
61%
**35
98%
Rottweil R 903
<<locked>>
81%
31691
50%
**20
95%
[Rottweil R 907]*
<<locked>>
87%
38203
60%
**15
90%
[SNPE Vectan SP 11]*
<<locked>>
81%
32924
52%
**72
94%
SNPE Vectan SP 3
<<locked>>
81%
51808
81%
**41
100%
SNPE Vectan SP 7
<<locked>>
81%
41452
65%
**97
95%
SNPE Vectan SP 9
<<locked>>
81%
39972
63%
**87
97%
SNPE Vectan Tubal 3000
<<locked>>
81%
42395
66%
**48
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
34809
55%
**03
99%
[SNPE Vectan Tubal 7000]*
<<locked>>
87%
35273
55%
**30
90%
[Shooters World Long Rifle]*
<<locked>>
83%
32213
50%
**80
90%
Shooters World Match Rifle
<<locked>>
81%
39885
63%
**07
99%
Shooters World Precision
<<locked>>
81%
36622
57%
**02
97%
Shooters World Tactical Rifle
<<locked>>
81%
51967
81%
**48
100%
Somchem S321
<<locked>>
81%
46862
73%
**25
99%
Somchem S335
<<locked>>
81%
41698
65%
**51
100%
Somchem S341
<<locked>>
81%
41075
64%
**07
97%
Somchem S355
<<locked>>
81%
32880
52%
**33
95%
[Somchem S365]*
<<locked>>
81%
23728
37%
**23
90%
Vihtavuori N130
<<locked>>
81%
47935
75%
**23
100%
Vihtavuori N133
<<locked>>
81%
42467
67%
**48
100%
Vihtavuori N135
<<locked>>
81%
35766
56%
**85
100%
Vihtavuori N140
<<locked>>
81%
38508
60%
**25
100%
Vihtavuori N150
<<locked>>
81%
31082
49%
**67
96%
[Vihtavuori N160]*
<<locked>>
83%
29254
46%
**44
90%
Vihtavuori N530
<<locked>>
81%
43613
68%
**36
99%
Vihtavuori N540
<<locked>>
81%
37246
58%
**12
99%
[Vihtavuori N550]*
<<locked>>
84%
29631
46%
**77
90%
[Vihtavuori N555]*
<<locked>>
92%
27978
44%
**87
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
28036
44%
**72
92%
Winchester 748
<<locked>>
81%
42627
67%
**72
99%
[Winchester 760]*
<<locked>>
89%
36405
57%
**57
90%
Winchester StaBALL Match
<<locked>>
81%
39218
61%
**90
97%

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

bottom of page