top of page

Load data for .300 CR + .308 | 165gr | Barnes MRX BT

Recommended Powder(s): Hodgdon H322, Hodgdon H335, Lovex D073.5, ReloadSwiss RS 40, SNPE Vectan SP 10

.300 CR + .308 | 165gr | Barnes MRX BT

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 165gr | Barnes MRX BT
Manufacturer SKU:
30885
Bullet Weight:
165gr | 10.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.320" | 33.5mm
Caliber:
.300 CR load data
Case Length (l3):
2.000" | 50.8mm
Cartridge Length (C.O.L.):
2.753" | 69.9mm
Seated Depth:
0.567" | 14.4mm
Shank Seated Depth:
0.442" | 11.2mm
Case Capacity:
53.0 Grains of Water | 3.44 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
62366 psi | 4300 bar
LID:
LID_B618_C352
Last updated:
2025-01-01
Recommended Twist Rate:
1:12 - 1:10

Load data for 150 loads in caliber .300 CR with .308 | 165gr | Barnes MRX BT bullet and 75 powders such as Hodgdon H322, Hodgdon H335, Lovex D073.5, ReloadSwiss RS 40, SNPE Vectan SP 10. 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>>
97%
49182
79%
**33
97%
ADI AR 2207
<<locked>>
88%
55056
88%
**97
100%
[ADI AR 2208]*
<<locked>>
96%
41553
67%
**79
94%
ADI AR 2219
<<locked>>
91%
55332
89%
**02
100%
Accurate 2015
<<locked>>
97%
55579
89%
**52
100%
Accurate 2200
<<locked>>
96%
53084
85%
**36
96%
Accurate 2230
<<locked>>
94%
55782
89%
**75
98%
Accurate 2460
<<locked>>
94%
55347
89%
**89
99%
Accurate 2495
<<locked>>
96%
46847
75%
**26
100%
Accurate 2520
<<locked>>
97%
49951
80%
**62
99%
Accurate 4064
<<locked>>
96%
38580
62%
**02
99%
Alliant AR-Comp
<<locked>>
96%
49153
79%
**46
100%
Alliant Reloder- TS 15.5
<<locked>>
96%
38957
62%
**85
95%
Alliant Reloder-10x
<<locked>>
93%
54897
88%
**52
100%
Alliant Reloder-15
<<locked>>
97%
43424
70%
**57
95%
Alliant Reloder-7
<<locked>>
87%
55782
89%
**03
100%
Baschieri & Pellagri 106
<<locked>>
91%
55912
90%
**03
100%
Baschieri & Pellagri 107
<<locked>>
96%
48182
77%
**30
95%
Hodgdon BL-C2
<<locked>>
97%
51140
82%
**98
98%
Hodgdon Benchmark
<<locked>>
97%
55811
89%
**52
99%
Hodgdon CFE BLK
<<locked>>
88%
55695
89%
**13
99%
[Hodgdon CFE223]*
<<locked>>
97%
43178
69%
**64
93%
Hodgdon H322 👍
<<locked>>
96%
54592
88%
**92
100%
Hodgdon H335 👍
<<locked>>
91%
54752
88%
**02
100%
[Hodgdon H380]*
<<locked>>
97%
40886
66%
**02
92%
Hodgdon H4198
<<locked>>
90%
55883
90%
**03
100%
[Hodgdon VARGET]*
<<locked>>
96%
40799
65%
**65
93%
IMR 3031
<<locked>>
96%
42047
67%
**70
100%
[IMR 4064]*
<<locked>>
97%
40683
65%
**59
94%
IMR 4198
<<locked>>
92%
54940
88%
**07
100%
IMR 4895
<<locked>>
97%
44164
71%
**93
96%
IMR 8208 XBR
<<locked>>
97%
52359
84%
**52
98%
Lovex D073.4
<<locked>>
93%
55347
89%
**72
99%
Lovex D073.5 👍
<<locked>>
95%
55941
90%
**95
99%
Lovex D073.6
<<locked>>
97%
46847
75%
**23
99%
Lovex S053
<<locked>>
84%
55100
88%
**08
100%
Lovex S060
<<locked>>
97%
50691
81%
**77
97%
Lovex S062
<<locked>>
97%
42351
68%
**15
97%
Norma 200
<<locked>>
90%
56101
90%
**46
100%
Norma 201
<<locked>>
96%
47587
76%
**80
98%
Norma 202
<<locked>>
96%
47282
76%
**97
99%
Norma 203B
<<locked>>
97%
42380
68%
**48
95%
Ramshot Big Game
<<locked>>
97%
42931
69%
**61
95%
Ramshot TAC
<<locked>>
97%
53824
86%
**56
95%
Ramshot Wild Boar
<<locked>>
96%
50705
81%
**66
97%
Ramshot X-Terminator
<<locked>>
95%
54940
88%
**62
97%
ReloadSwiss RS 40 👍
<<locked>>
95%
56086
90%
**02
100%
ReloadSwiss RS 52
<<locked>>
96%
40364
65%
**51
97%
Rottweil R 901
<<locked>>
97%
52170
84%
**39
100%
Rottweil R 902
<<locked>>
97%
45136
72%
**38
97%
[Rottweil R 903]*
<<locked>>
97%
36201
58%
**39
94%
SNPE Vectan BA6 1/2
<<locked>>
88%
55419
89%
**64
100%
SNPE Vectan SP 10 👍
<<locked>>
90%
54737
88%
**98
100%
[SNPE Vectan SP 11]*
<<locked>>
96%
38464
62%
**82
93%
[SNPE Vectan SP 7]*
<<locked>>
96%
49603
80%
**10
94%
SNPE Vectan SP 9
<<locked>>
96%
46862
75%
**97
96%
SNPE Vectan Tubal 3000
<<locked>>
97%
51648
83%
**70
100%
SNPE Vectan Tubal 5000
<<locked>>
97%
41437
66%
**36
99%
Shooters World Match Rifle
<<locked>>
97%
46847
75%
**23
99%
Shooters World Precision
<<locked>>
97%
42351
68%
**15
97%
Shooters World Tactical Rifle
<<locked>>
92%
56115
90%
**59
99%
Somchem S321
<<locked>>
96%
55230
89%
**12
99%
Somchem S335
<<locked>>
96%
49008
79%
**57
100%
Somchem S341
<<locked>>
96%
49168
79%
**10
96%
[Somchem S355]*
<<locked>>
96%
37333
60%
**43
94%
Vihtavuori N120
<<locked>>
90%
55317
89%
**54
100%
Vihtavuori N130
<<locked>>
96%
55579
89%
**10
100%
Vihtavuori N133
<<locked>>
97%
46644
75%
**11
100%
Vihtavuori N135
<<locked>>
97%
35621
57%
**03
99%
Vihtavuori N140
<<locked>>
97%
45005
72%
**41
99%
[Vihtavuori N150]*
<<locked>>
97%
31676
51%
**08
94%
Vihtavuori N530
<<locked>>
97%
55405
89%
**05
99%
Vihtavuori N540
<<locked>>
96%
43888
70%
**54
99%
Winchester 748
<<locked>>
96%
55172
88%
**48
99%
Winchester StaBALL Match
<<locked>>
94%
55274
89%
**35
98%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2206H]*
<<locked>>
81%
30095
48%
**59
90%
ADI AR 2207
<<locked>>
81%
44846
72%
**69
100%
[ADI AR 2208]*
<<locked>>
89%
33272
53%
**11
90%
ADI AR 2219
<<locked>>
81%
39595
63%
**65
99%
Accurate 2015
<<locked>>
81%
34171
55%
**24
99%
[Accurate 2200]*
<<locked>>
84%
35607
57%
**41
90%
[Accurate 2230]*
<<locked>>
81%
35201
56%
**47
94%
Accurate 2460
<<locked>>
81%
35114
56%
**64
96%
Accurate 2495
<<locked>>
81%
28108
45%
**78
98%
[Accurate 2520]*
<<locked>>
81%
28964
46%
**75
94%
[Accurate 4064]*
<<locked>>
81%
23699
38%
**54
93%
Alliant AR-Comp
<<locked>>
81%
29747
48%
**08
100%
[Alliant Reloder- TS 15.5]*
<<locked>>
85%
27572
44%
**29
90%
Alliant Reloder-10x
<<locked>>
81%
37449
60%
**93
100%
[Alliant Reloder-15]*
<<locked>>
87%
32082
51%
**34
90%
Alliant Reloder-7
<<locked>>
81%
45687
73%
**72
100%
Baschieri & Pellagri 106
<<locked>>
81%
40132
64%
**80
99%
[Baschieri & Pellagri 107]*
<<locked>>
86%
34592
55%
**70
90%
[Hodgdon BL-C2]*
<<locked>>
81%
29660
48%
**92
92%
Hodgdon Benchmark
<<locked>>
81%
34635
56%
**05
95%
Hodgdon CFE BLK
<<locked>>
81%
44759
72%
**56
97%
[Hodgdon CFE223]*
<<locked>>
92%
36521
59%
**36
90%
Hodgdon H322
<<locked>>
81%
33475
54%
**41
98%
Hodgdon H335
<<locked>>
81%
38885
62%
**56
98%
[Hodgdon H380]*
<<locked>>
93%
36825
59%
**20
90%
Hodgdon H4198
<<locked>>
81%
43642
70%
**29
99%
[Hodgdon VARGET]*
<<locked>>
89%
32779
53%
**98
90%
IMR 3031
<<locked>>
81%
26585
43%
**29
96%
[IMR 4064]*
<<locked>>
89%
31662
51%
**72
90%
IMR 4198
<<locked>>
81%
39334
63%
**87
100%
[IMR 4895]*
<<locked>>
84%
29791
48%
**88
90%
[IMR 8208 XBR]*
<<locked>>
81%
31981
51%
**85
93%
Lovex D073.4
<<locked>>
81%
36782
59%
**87
96%
Lovex D073.5
<<locked>>
81%
34664
56%
**57
95%
[Lovex D073.6]*
<<locked>>
81%
27137
44%
**33
93%
Lovex S053
<<locked>>
81%
51155
82%
**59
100%
[Lovex S060]*
<<locked>>
81%
32082
51%
**36
91%
[Lovex S062]*
<<locked>>
81%
26339
42%
**67
90%
Norma 200
<<locked>>
81%
42627
68%
**65
100%
[Norma 201]*
<<locked>>
81%
29689
48%
**36
92%
Norma 202
<<locked>>
81%
29153
47%
**52
95%
[Norma 203B]*
<<locked>>
86%
30037
48%
**88
90%
[Ramshot Big Game]*
<<locked>>
89%
33025
53%
**57
91%
[Ramshot TAC]*
<<locked>>
87%
39581
63%
**26
90%
[Ramshot Wild Boar]*
<<locked>>
81%
30560
49%
**82
90%
[Ramshot X-Terminator]*
<<locked>>
81%
34925
56%
**24
92%
ReloadSwiss RS 40
<<locked>>
81%
35984
58%
**74
96%
[ReloadSwiss RS 52]*
<<locked>>
83%
26745
43%
**29
90%
Rottweil R 901
<<locked>>
81%
32909
53%
**95
96%
[Rottweil R 902]*
<<locked>>
81%
28224
45%
**93
91%
[Rottweil R 903]*
<<locked>>
89%
27891
45%
**52
90%
SNPE Vectan BA6 1/2
<<locked>>
81%
46659
75%
**59
100%
SNPE Vectan SP 10
<<locked>>
81%
39798
64%
**69
98%
[SNPE Vectan SP 11]*
<<locked>>
91%
32576
52%
**47
90%
[SNPE Vectan SP 7]*
<<locked>>
88%
36724
59%
**90
90%
[SNPE Vectan SP 9]*
<<locked>>
83%
30429
49%
**69
90%
SNPE Vectan Tubal 3000
<<locked>>
81%
31792
51%
**29
96%
SNPE Vectan Tubal 5000
<<locked>>
81%
25599
41%
**01
95%
[Shooters World Match Rifle]*
<<locked>>
81%
27137
44%
**33
93%
[Shooters World Precision]*
<<locked>>
81%
26339
42%
**67
90%
Shooters World Tactical Rifle
<<locked>>
81%
38479
62%
**90
95%
[Somchem S321]*
<<locked>>
81%
33866
54%
**51
94%
Somchem S335
<<locked>>
81%
30908
50%
**33
97%
[Somchem S341]*
<<locked>>
83%
31024
50%
**72
90%
[Somchem S355]*
<<locked>>
88%
28921
46%
**56
90%
Vihtavuori N120
<<locked>>
81%
41655
67%
**80
100%
Vihtavuori N130
<<locked>>
81%
35433
57%
**11
100%
Vihtavuori N133
<<locked>>
81%
29472
47%
**00
98%
[Vihtavuori N135]*
<<locked>>
81%
22423
36%
**75
94%
Vihtavuori N140
<<locked>>
81%
27238
44%
**83
95%
[Vihtavuori N150]*
<<locked>>
89%
25614
41%
**47
90%
[Vihtavuori N530]*
<<locked>>
81%
33199
53%
**24
94%
[Vihtavuori N540]*
<<locked>>
81%
26760
43%
**93
94%
[Winchester 748]*
<<locked>>
81%
32735
52%
**57
94%
[Winchester StaBALL Match]*
<<locked>>
81%
34534
55%
**80
93%

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