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Load data for .300 RCM + .308 | 150gr | Hornady FMJ BT

Recommended Powder(s):

.300 RCM + .308 | 150gr | Hornady FMJ BT

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 150gr | Hornady FMJ BT
Manufacturer SKU:
3037
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.082" | 27.5mm
Caliber:
.300 RCM load data
Case Length (l3):
2.090" | 53.1mm
Cartridge Length (C.O.L.):
2.797" | 71.1mm
Seated Depth:
0.375" | 9.5mm
Shank Seated Depth:
0.230" | 5.8mm
Case Capacity:
75.0 Grains of Water | 4.87 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B2667_C371
Last updated:
2025-01-01
Recommended Twist Rate:
1:15 - 1:13

Load data for 192 loads in caliber .300 RCM with .308 | 150gr | Hornady FMJ BT bullet and 96 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.

    .

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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 2206H
<<locked>>
89%
56884
89%
**22
100%
ADI AR 2208
<<locked>>
94%
56449
88%
**02
99%
Accurate 2015
<<locked>>
86%
57421
90%
**27
100%
Accurate 2200
<<locked>>
87%
57130
90%
**95
99%
Accurate 2230
<<locked>>
83%
57232
90%
**79
100%
Accurate 2460
<<locked>>
83%
57435
90%
**82
100%
Accurate 2495
<<locked>>
88%
56927
89%
**82
100%
Accurate 2520
<<locked>>
87%
57232
90%
**09
100%
Accurate 2700
<<locked>>
95%
57377
90%
**40
96%
Accurate 4064
<<locked>>
93%
56695
89%
**99
100%
Accurate 4350
<<locked>>
97%
47979
75%
**40
98%
Alliant AR-Comp
<<locked>>
87%
56695
89%
**59
100%
Alliant Reloder- TS 15.5
<<locked>>
95%
57392
90%
**38
100%
Alliant Reloder-15
<<locked>>
92%
57232
90%
**54
100%
Alliant Reloder-16
<<locked>>
97%
46702
73%
**36
98%
Alliant Reloder-17 👍
<<locked>>
97%
54636
86%
**10
100%
Alliant Reloder-23
<<locked>>
97%
33721
53%
**57
95%
[Alliant Reloder-26]*
<<locked>>
97%
36811
58%
**89
94%
Baschieri & Pellagri 107
<<locked>>
89%
57276
90%
**45
99%
Hodgdon BL-C2
<<locked>>
87%
57159
90%
**48
100%
Hodgdon Benchmark
<<locked>>
86%
56710
89%
**49
100%
Hodgdon CFE223 👍
<<locked>>
93%
57203
90%
**87
99%
Hodgdon H322
<<locked>>
86%
56956
89%
**82
100%
Hodgdon H380
<<locked>>
94%
56855
89%
**31
99%
Hodgdon H414
<<locked>>
97%
56681
89%
**84
97%
[Hodgdon H4350]*
<<locked>>
97%
45832
72%
**22
93%
Hodgdon Hybrid 100V
<<locked>>
97%
43250
68%
**25
99%
Hodgdon LVR
<<locked>>
97%
51938
81%
**95
98%
Hodgdon Superperformance
<<locked>>
97%
51996
81%
**25
95%
Hodgdon VARGET
<<locked>>
95%
56884
89%
**05
99%
Hodgdon TrailBoss
<<locked>>
97%
33736
53%
**04
100%
IMR 3031
<<locked>>
92%
57246
90%
**28
100%
IMR 4064
<<locked>>
95%
57130
90%
**05
100%
IMR 4166 Enduron
<<locked>>
96%
57290
90%
**79
97%
IMR 4198
<<locked>>
83%
57406
90%
**94
100%
IMR 4350
<<locked>>
97%
48515
76%
**77
95%
IMR 4451 Enduron
<<locked>>
97%
57058
89%
**02
97%
IMR 4831
<<locked>>
97%
40683
64%
**82
96%
IMR 4895
<<locked>>
91%
56898
89%
**58
100%
IMR 8208 XBR
<<locked>>
87%
56898
89%
**92
100%
Lovex D073.5
<<locked>>
83%
56942
89%
**76
100%
Lovex D073.6
<<locked>>
89%
56739
89%
**05
100%
Lovex S060
<<locked>>
89%
56971
89%
**59
100%
Lovex S062
<<locked>>
93%
57363
90%
**05
100%
Lovex S065
<<locked>>
97%
52663
83%
**43
98%
Lovex S070
<<locked>>
97%
50082
78%
**13
96%
Norma 201
<<locked>>
90%
57130
90%
**92
100%
Norma 202
<<locked>>
89%
56840
89%
**89
100%
Norma 203B
<<locked>>
92%
56376
88%
**35
100%
[Norma 204]*
<<locked>>
97%
48196
76%
**04
93%
Norma URP
<<locked>>
97%
47761
75%
**40
98%
Ramshot Big Game
<<locked>>
92%
56434
88%
**54
100%
Ramshot Hunter
<<locked>>
97%
46340
73%
**04
96%
Ramshot TAC
<<locked>>
87%
57058
89%
**02
98%
Ramshot Wild Boar
<<locked>>
87%
56449
88%
**25
100%
Ramshot X-Terminator
<<locked>>
85%
57392
90%
**82
100%
ReloadSwiss RS 14
<<locked>>
96%
33634
53%
**37
100%
ReloadSwiss RS 40
<<locked>>
84%
57087
89%
**86
100%
ReloadSwiss RS 50
<<locked>>
93%
56913
89%
**02
98%
ReloadSwiss RS 52 👍
<<locked>>
93%
56681
89%
**71
100%
ReloadSwiss RS 60 👍
<<locked>>
97%
53214
83%
**04
100%
ReloadSwiss RS 62
<<locked>>
97%
47587
75%
**56
98%
ReloadSwiss RS 70
<<locked>>
97%
47805
75%
**69
97%
Rottweil R 901
<<locked>>
87%
56826
89%
**59
100%
Rottweil R 902
<<locked>>
92%
57290
90%
**86
100%
Rottweil R 903
<<locked>>
96%
57072
89%
**35
100%
Rottweil R 907
<<locked>>
97%
54897
86%
**66
96%
SNPE Vectan SP 11 👍
<<locked>>
95%
56681
89%
**68
100%
SNPE Vectan SP 7
<<locked>>
88%
57377
90%
**09
99%
SNPE Vectan SP 9
<<locked>>
90%
56942
89%
**22
100%
SNPE Vectan Tubal 3000
<<locked>>
89%
57261
90%
**13
100%
SNPE Vectan Tubal 5000
<<locked>>
95%
56695
89%
**00
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
52388
82%
**81
96%
Shooters World Long Rifle
<<locked>>
97%
52663
83%
**43
98%
Shooters World Match Rifle
<<locked>>
89%
56739
89%
**05
100%
Shooters World Precision
<<locked>>
93%
57363
90%
**05
100%
Somchem S321
<<locked>>
85%
56913
89%
**09
100%
Somchem S335
<<locked>>
89%
57334
90%
**20
100%
Somchem S341
<<locked>>
88%
56666
89%
**99
100%
Somchem S355
<<locked>>
96%
56434
88%
**15
100%
Somchem S365
<<locked>>
97%
42482
67%
**81
99%
[Somchem S385]*
<<locked>>
97%
39914
63%
**36
91%
Vihtavuori N130
<<locked>>
86%
57043
89%
**84
100%
Vihtavuori N133
<<locked>>
91%
56681
89%
**97
100%
Vihtavuori N135
<<locked>>
97%
55521
87%
**33
100%
Vihtavuori N140
<<locked>>
92%
57319
90%
**63
100%
Vihtavuori N150
<<locked>>
97%
48863
77%
**64
100%
Vihtavuori N160
<<locked>>
97%
52475
82%
**69
99%
Vihtavuori N530
<<locked>>
86%
57145
90%
**12
100%
Vihtavuori N540
<<locked>>
92%
57406
90%
**95
100%
Vihtavuori N550
<<locked>>
97%
52895
83%
**25
99%
Vihtavuori N555
<<locked>>
97%
36056
57%
**36
95%
Winchester 6.5 StaBALL
<<locked>>
97%
50154
79%
**04
100%
Winchester 748
<<locked>>
85%
57232
90%
**45
100%
Winchester 760
<<locked>>
97%
56681
89%
**84
97%
Winchester StaBALL Match
<<locked>>
83%
57087
89%
**35
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
44338
69%
**05
98%
ADI AR 2208
<<locked>>
81%
37623
59%
**44
96%
Accurate 2015
<<locked>>
81%
49908
78%
**18
100%
Accurate 2200
<<locked>>
81%
46456
73%
**12
97%
Accurate 2230
<<locked>>
81%
52924
83%
**10
100%
Accurate 2460
<<locked>>
81%
52982
83%
**20
100%
Accurate 2495
<<locked>>
81%
45049
71%
**02
100%
Accurate 2520
<<locked>>
81%
45788
72%
**35
100%
[Accurate 2700]*
<<locked>>
82%
37608
59%
**82
90%
Accurate 4064
<<locked>>
81%
37927
59%
**77
100%
[Accurate 4350]*
<<locked>>
81%
27702
43%
**67
90%
Alliant AR-Comp
<<locked>>
81%
46253
72%
**12
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
36840
58%
**64
97%
Alliant Reloder-15
<<locked>>
81%
39900
63%
**36
97%
[Alliant Reloder-16]*
<<locked>>
81%
28848
45%
**77
90%
Alliant Reloder-17
<<locked>>
81%
31995
50%
**18
95%
[Alliant Reloder-23]*
<<locked>>
89%
26368
41%
**25
90%
[Alliant Reloder-26]*
<<locked>>
92%
31415
49%
**25
90%
Baschieri & Pellagri 107
<<locked>>
81%
43439
68%
**99
97%
Hodgdon BL-C2
<<locked>>
81%
45788
72%
**61
99%
Hodgdon Benchmark
<<locked>>
81%
48008
75%
**02
100%
Hodgdon CFE223
<<locked>>
81%
38014
60%
**20
95%
Hodgdon H322
<<locked>>
81%
49182
77%
**61
100%
[Hodgdon H380]*
<<locked>>
81%
37666
59%
**64
94%
[Hodgdon H414]*
<<locked>>
82%
34650
54%
**41
90%
[Hodgdon H4350]*
<<locked>>
90%
36854
58%
**28
90%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
26382
41%
**92
92%
[Hodgdon LVR]*
<<locked>>
81%
31125
49%
**36
91%
[Hodgdon Superperformance]*
<<locked>>
88%
38043
60%
**26
90%
Hodgdon VARGET
<<locked>>
81%
37289
58%
**38
96%
Hodgdon TrailBoss
<<locked>>
81%
26556
42%
**47
100%
IMR 3031
<<locked>>
81%
40234
63%
**49
100%
IMR 4064
<<locked>>
81%
36782
58%
**15
96%
[IMR 4166 Enduron]*
<<locked>>
81%
36608
57%
**75
91%
IMR 4198
<<locked>>
81%
53867
84%
**44
100%
[IMR 4350]*
<<locked>>
88%
36608
57%
**25
90%
[IMR 4451 Enduron]*
<<locked>>
81%
34911
55%
**62
90%
[IMR 4831]*
<<locked>>
84%
27485
43%
**34
90%
IMR 4895
<<locked>>
81%
40944
64%
**66
98%
IMR 8208 XBR
<<locked>>
81%
46456
73%
**22
99%
Lovex D073.5
<<locked>>
81%
52707
83%
**10
100%
Lovex D073.6
<<locked>>
81%
43134
68%
**89
100%
Lovex S060
<<locked>>
81%
44541
70%
**46
98%
Lovex S062
<<locked>>
81%
39407
62%
**87
98%
[Lovex S065]*
<<locked>>
81%
32053
50%
**03
91%
[Lovex S070]*
<<locked>>
84%
33924
53%
**62
90%
Norma 201
<<locked>>
81%
43134
68%
**56
99%
Norma 202
<<locked>>
81%
43439
68%
**69
100%
Norma 203B
<<locked>>
81%
39291
62%
**23
97%
[Norma 204]*
<<locked>>
92%
41843
66%
**72
90%
[Norma URP]*
<<locked>>
81%
28558
45%
**77
90%
Ramshot Big Game
<<locked>>
81%
38609
61%
**26
97%
[Ramshot Hunter]*
<<locked>>
86%
33011
52%
**95
90%
Ramshot TAC
<<locked>>
81%
46311
73%
**18
96%
Ramshot Wild Boar
<<locked>>
81%
45600
71%
**38
98%
Ramshot X-Terminator
<<locked>>
81%
50125
79%
**64
99%
ReloadSwiss RS 14
<<locked>>
81%
27137
43%
**93
100%
ReloadSwiss RS 40
<<locked>>
81%
52083
82%
**10
100%
[ReloadSwiss RS 50]*
<<locked>>
81%
38087
60%
**48
93%
ReloadSwiss RS 52
<<locked>>
81%
37724
59%
**23
98%
ReloadSwiss RS 60
<<locked>>
81%
31169
49%
**95
95%
[ReloadSwiss RS 62]*
<<locked>>
82%
28921
45%
**13
90%
[ReloadSwiss RS 70]*
<<locked>>
85%
32010
50%
**85
90%
Rottweil R 901
<<locked>>
81%
47152
74%
**05
100%
Rottweil R 902
<<locked>>
81%
41307
65%
**03
99%
Rottweil R 903
<<locked>>
81%
34200
54%
**05
96%
[Rottweil R 907]*
<<locked>>
84%
36521
57%
**98
90%
SNPE Vectan SP 11
<<locked>>
81%
35375
55%
**51
96%
SNPE Vectan SP 7
<<locked>>
81%
44469
70%
**89
97%
SNPE Vectan SP 9
<<locked>>
81%
42424
66%
**62
98%
SNPE Vectan Tubal 3000
<<locked>>
81%
44802
70%
**17
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
37130
58%
**75
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
83%
33620
53%
**10
90%
[Shooters World Long Rifle]*
<<locked>>
81%
32053
50%
**03
91%
Shooters World Match Rifle
<<locked>>
81%
43134
68%
**89
100%
Shooters World Precision
<<locked>>
81%
39407
62%
**87
98%
Somchem S321
<<locked>>
81%
50401
79%
**04
100%
Somchem S335
<<locked>>
81%
44077
69%
**13
100%
Somchem S341
<<locked>>
81%
44338
69%
**92
98%
Somchem S355
<<locked>>
81%
35114
55%
**12
96%
[Somchem S365]*
<<locked>>
81%
25512
40%
**08
93%
[Somchem S385]*
<<locked>>
95%
36840
58%
**74
90%
Vihtavuori N130
<<locked>>
81%
49647
78%
**72
100%
Vihtavuori N133
<<locked>>
81%
42003
66%
**64
100%
Vihtavuori N135
<<locked>>
81%
34330
54%
**62
100%
Vihtavuori N140
<<locked>>
81%
40553
64%
**90
100%
Vihtavuori N150
<<locked>>
81%
30095
47%
**67
96%
[Vihtavuori N160]*
<<locked>>
81%
30835
48%
**10
92%
Vihtavuori N530
<<locked>>
81%
48646
76%
**71
100%
Vihtavuori N540
<<locked>>
81%
40277
63%
**03
100%
[Vihtavuori N550]*
<<locked>>
81%
31386
49%
**62
92%
[Vihtavuori N555]*
<<locked>>
87%
26672
42%
**70
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
30037
47%
**64
94%
Winchester 748
<<locked>>
81%
49661
78%
**23
100%
[Winchester 760]*
<<locked>>
82%
34650
54%
**41
90%
Winchester StaBALL Match
<<locked>>
81%
52591
82%
**59
100%

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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