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Load data for .300 RCM + .308 | 165gr Hornady CX

Recommended Powder(s): Alliant Reloder-17, Hodgdon CFE223, Ramshot Big Game, ReloadSwiss RS 60, SNPE Vectan SP 11

.300 RCM + .308 | 165gr Hornady CX

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 165gr Hornady CX
Manufacturer SKU:
304704
Bullet Weight:
165gr | 10.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.429" | 36.3mm
Caliber:
.300 RCM load data
Case Length (l3):
2.090" | 53.1mm
Cartridge Length (C.O.L.):
2.797" | 71.1mm
Seated Depth:
0.722" | 18.3mm
Shank Seated Depth:
0.581" | 14.8mm
Case Capacity:
75.0 Grains of Water | 4.87 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B1372_C371
Last updated:
2025-01-01
Recommended Twist Rate:
1:11 - 1:9

Load data for 192 loads in caliber .300 RCM with .308 | 165gr Hornady CX bullet and 96 powders such as Alliant Reloder-17, Hodgdon CFE223, Ramshot Big Game, ReloadSwiss RS 60, SNPE Vectan SP 11. 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".

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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>>
90%
56942
89%
**61
100%
ADI AR 2208
<<locked>>
95%
57421
90%
**48
100%
Accurate 2015
<<locked>>
86%
56463
88%
**40
100%
Accurate 2200
<<locked>>
88%
56724
89%
**18
99%
Accurate 2230
<<locked>>
84%
56637
89%
**99
100%
Accurate 2460
<<locked>>
84%
56666
89%
**99
100%
Accurate 2495
<<locked>>
89%
56927
89%
**15
100%
Accurate 2520
<<locked>>
88%
57392
90%
**44
100%
Accurate 2700
<<locked>>
96%
56637
89%
**76
96%
Accurate 4064
<<locked>>
94%
56536
89%
**31
100%
Accurate 4350
<<locked>>
97%
46470
73%
**62
98%
Alliant AR-Comp
<<locked>>
88%
57305
90%
**02
100%
Alliant Reloder- TS 15.5
<<locked>>
95%
56855
89%
**61
100%
Alliant Reloder-10x
<<locked>>
83%
56710
89%
**53
100%
Alliant Reloder-15
<<locked>>
93%
56927
89%
**74
100%
Alliant Reloder-16
<<locked>>
97%
45571
71%
**59
98%
Alliant Reloder-17 👍
<<locked>>
97%
53026
83%
**13
100%
Alliant Reloder-23
<<locked>>
97%
32822
51%
**93
95%
[Alliant Reloder-26]*
<<locked>>
97%
35244
55%
**02
93%
Baschieri & Pellagri 107
<<locked>>
90%
56652
89%
**67
99%
Hodgdon BL-C2
<<locked>>
88%
56840
89%
**71
100%
Hodgdon Benchmark
<<locked>>
87%
56768
89%
**76
100%
Hodgdon CFE223 👍
<<locked>>
93%
57305
90%
**17
99%
Hodgdon H322
<<locked>>
86%
56608
89%
**02
100%
Hodgdon H380
<<locked>>
94%
56652
89%
**58
99%
Hodgdon H414
<<locked>>
97%
54955
86%
**90
97%
[Hodgdon H4350]*
<<locked>>
97%
44701
70%
**51
94%
Hodgdon Hybrid 100V
<<locked>>
97%
42148
66%
**51
99%
Hodgdon LVR
<<locked>>
97%
50517
79%
**15
98%
Hodgdon Superperformance
<<locked>>
97%
50125
79%
**28
95%
Hodgdon VARGET
<<locked>>
96%
56927
89%
**35
100%
IMR 3031
<<locked>>
92%
56840
89%
**44
100%
IMR 4064
<<locked>>
96%
56521
89%
**25
100%
IMR 4166 Enduron
<<locked>>
96%
56956
89%
**05
97%
IMR 4198
<<locked>>
83%
57043
89%
**10
100%
IMR 4350
<<locked>>
97%
47036
74%
**97
95%
IMR 4451 Enduron
<<locked>>
97%
55564
87%
**15
97%
IMR 4831
<<locked>>
97%
39581
62%
**08
96%
IMR 4895
<<locked>>
92%
57334
90%
**90
100%
IMR 8208 XBR
<<locked>>
88%
56608
89%
**22
100%
Lovex D073.5
<<locked>>
84%
57246
90%
**12
100%
Lovex D073.6
<<locked>>
90%
57043
89%
**41
100%
Lovex S060
<<locked>>
90%
57101
89%
**89
100%
Lovex S062
<<locked>>
94%
57159
90%
**38
100%
Lovex S065
<<locked>>
97%
51387
81%
**56
98%
Lovex S070
<<locked>>
97%
49066
77%
**36
96%
Norma 201
<<locked>>
90%
56695
89%
**22
100%
Norma 202
<<locked>>
90%
57174
90%
**18
100%
Norma 203B
<<locked>>
94%
57043
89%
**84
100%
[Norma 204]*
<<locked>>
97%
47311
74%
**33
93%
Norma URP
<<locked>>
97%
46630
73%
**59
98%
Ramshot Big Game 👍
<<locked>>
93%
57043
89%
**97
100%
Ramshot Hunter
<<locked>>
97%
45585
71%
**40
96%
Ramshot TAC
<<locked>>
88%
57029
89%
**31
99%
Ramshot Wild Boar
<<locked>>
89%
57348
90%
**71
100%
Ramshot X-Terminator
<<locked>>
86%
57014
89%
**05
100%
ReloadSwiss RS 14
<<locked>>
95%
33533
53%
**06
100%
ReloadSwiss RS 40
<<locked>>
84%
56521
89%
**05
100%
ReloadSwiss RS 50
<<locked>>
94%
56913
89%
**38
98%
ReloadSwiss RS 52
<<locked>>
94%
56956
89%
**00
100%
ReloadSwiss RS 60 👍
<<locked>>
97%
51503
81%
**07
100%
ReloadSwiss RS 62
<<locked>>
97%
46398
73%
**82
98%
ReloadSwiss RS 70
<<locked>>
97%
46383
73%
**92
97%
Rottweil R 901
<<locked>>
88%
57159
90%
**92
100%
Rottweil R 902
<<locked>>
92%
56985
89%
**12
100%
Rottweil R 903
<<locked>>
97%
56550
89%
**58
100%
Rottweil R 907
<<locked>>
97%
53693
84%
**82
96%
SNPE Vectan SP 11 👍
<<locked>>
96%
57159
90%
**07
100%
SNPE Vectan SP 7
<<locked>>
89%
56521
89%
**25
99%
SNPE Vectan SP 9
<<locked>>
91%
56971
89%
**48
100%
SNPE Vectan Tubal 3000
<<locked>>
90%
57421
90%
**46
100%
SNPE Vectan Tubal 5000
<<locked>>
95%
56913
89%
**33
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
51677
81%
**03
96%
Shooters World Long Rifle
<<locked>>
97%
51387
81%
**56
98%
Shooters World Match Rifle
<<locked>>
90%
57043
89%
**41
100%
Shooters World Precision
<<locked>>
94%
57159
90%
**38
100%
Somchem S321
<<locked>>
86%
57348
90%
**48
100%
Somchem S335
<<locked>>
90%
56782
89%
**43
100%
Somchem S341
<<locked>>
89%
57014
89%
**38
100%
Somchem S355
<<locked>>
97%
56855
89%
**61
100%
Somchem S365
<<locked>>
97%
41147
64%
**03
99%
Vihtavuori N130
<<locked>>
86%
56753
89%
**07
100%
Vihtavuori N133
<<locked>>
92%
56942
89%
**26
100%
Vihtavuori N135
<<locked>>
97%
53838
84%
**46
100%
Vihtavuori N140
<<locked>>
93%
57363
90%
**99
100%
Vihtavuori N150
<<locked>>
97%
47703
75%
**87
100%
Vihtavuori N160
<<locked>>
97%
51329
80%
**92
99%
Vihtavuori N530
<<locked>>
86%
56753
89%
**35
100%
Vihtavuori N540
<<locked>>
93%
57261
90%
**31
100%
Vihtavuori N550
<<locked>>
97%
51300
80%
**31
99%
Vihtavuori N555
<<locked>>
96%
34330
54%
**56
95%
Winchester 6.5 StaBALL
<<locked>>
97%
49313
77%
**33
100%
Winchester 748
<<locked>>
86%
56855
89%
**67
100%
Winchester 760
<<locked>>
97%
54955
86%
**90
97%
[Winchester StaBALL HD]*
<<locked>>
97%
29196
46%
**44
93%
Winchester StaBALL Match
<<locked>>
84%
56956
89%
**64
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
43236
68%
**25
98%
ADI AR 2208
<<locked>>
81%
36883
58%
**77
96%
Accurate 2015
<<locked>>
81%
49139
77%
**38
100%
Accurate 2200
<<locked>>
81%
45353
71%
**28
97%
Accurate 2230
<<locked>>
81%
51924
81%
**30
100%
Accurate 2460
<<locked>>
81%
52025
82%
**40
100%
Accurate 2495
<<locked>>
81%
44251
69%
**31
100%
Accurate 2520
<<locked>>
81%
44846
70%
**57
100%
[Accurate 2700]*
<<locked>>
82%
36013
56%
**02
90%
Accurate 4064
<<locked>>
81%
37260
58%
**20
100%
[Accurate 4350]*
<<locked>>
81%
26992
42%
**20
91%
Alliant AR-Comp
<<locked>>
81%
45237
71%
**35
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
36216
57%
**03
98%
Alliant Reloder-10x
<<locked>>
81%
52968
83%
**03
100%
Alliant Reloder-15
<<locked>>
81%
38986
61%
**62
97%
[Alliant Reloder-16]*
<<locked>>
81%
28413
45%
**33
91%
Alliant Reloder-17
<<locked>>
81%
31140
49%
**51
95%
[Alliant Reloder-23]*
<<locked>>
88%
25295
40%
**60
90%
[Alliant Reloder-26]*
<<locked>>
92%
30313
48%
**61
90%
Baschieri & Pellagri 107
<<locked>>
81%
42598
67%
**35
97%
Hodgdon BL-C2
<<locked>>
81%
44527
70%
**80
99%
Hodgdon Benchmark
<<locked>>
81%
47224
74%
**31
100%
Hodgdon CFE223
<<locked>>
81%
37304
58%
**62
96%
Hodgdon H322
<<locked>>
81%
48196
76%
**80
100%
Hodgdon H380
<<locked>>
81%
36709
58%
**00
95%
[Hodgdon H414]*
<<locked>>
83%
33982
53%
**80
90%
[Hodgdon H4350]*
<<locked>>
90%
35969
56%
**67
90%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
25875
41%
**41
92%
[Hodgdon LVR]*
<<locked>>
81%
30516
48%
**82
91%
[Hodgdon Superperformance]*
<<locked>>
88%
36724
58%
**52
90%
Hodgdon VARGET
<<locked>>
81%
36492
57%
**67
96%
IMR 3031
<<locked>>
81%
39363
62%
**75
100%
IMR 4064
<<locked>>
81%
35998
56%
**54
96%
[IMR 4166 Enduron]*
<<locked>>
81%
36071
57%
**15
91%
IMR 4198
<<locked>>
81%
53229
83%
**61
100%
[IMR 4350]*
<<locked>>
87%
35302
55%
**51
90%
[IMR 4451 Enduron]*
<<locked>>
81%
34156
54%
**02
90%
[IMR 4831]*
<<locked>>
84%
26411
41%
**77
90%
IMR 4895
<<locked>>
81%
39842
62%
**92
98%
IMR 8208 XBR
<<locked>>
81%
45498
71%
**44
99%
Lovex D073.5
<<locked>>
81%
51488
81%
**30
100%
Lovex D073.6
<<locked>>
81%
42177
66%
**15
100%
Lovex S060
<<locked>>
81%
43801
69%
**75
98%
Lovex S062
<<locked>>
81%
38624
61%
**26
99%
[Lovex S065]*
<<locked>>
81%
31459
49%
**46
91%
[Lovex S070]*
<<locked>>
84%
32605
51%
**92
90%
Norma 201
<<locked>>
81%
42380
66%
**85
99%
Norma 202
<<locked>>
81%
42583
67%
**92
100%
Norma 203B
<<locked>>
81%
38363
60%
**52
97%
[Norma 204]*
<<locked>>
92%
40524
64%
**92
90%
[Norma URP]*
<<locked>>
81%
28152
44%
**29
91%
Ramshot Big Game
<<locked>>
81%
37652
59%
**56
97%
[Ramshot Hunter]*
<<locked>>
85%
31633
50%
**25
90%
Ramshot TAC
<<locked>>
81%
45223
71%
**35
96%
Ramshot Wild Boar
<<locked>>
81%
44599
70%
**64
99%
Ramshot X-Terminator
<<locked>>
81%
49153
77%
**90
99%
ReloadSwiss RS 14
<<locked>>
89%
30560
48%
**50
100%
ReloadSwiss RS 40
<<locked>>
81%
51039
80%
**26
100%
[ReloadSwiss RS 50]*
<<locked>>
81%
37347
59%
**84
93%
ReloadSwiss RS 52
<<locked>>
81%
36941
58%
**66
99%
ReloadSwiss RS 60
<<locked>>
81%
30356
48%
**31
95%
[ReloadSwiss RS 62]*
<<locked>>
82%
28065
44%
**56
90%
[ReloadSwiss RS 70]*
<<locked>>
84%
31154
49%
**21
90%
Rottweil R 901
<<locked>>
81%
46485
73%
**35
100%
Rottweil R 902
<<locked>>
81%
40495
63%
**39
99%
Rottweil R 903
<<locked>>
81%
33663
53%
**51
97%
[Rottweil R 907]*
<<locked>>
84%
35592
56%
**31
90%
SNPE Vectan SP 11
<<locked>>
81%
34722
54%
**97
96%
SNPE Vectan SP 7
<<locked>>
81%
43584
68%
**12
97%
SNPE Vectan SP 9
<<locked>>
81%
42003
66%
**05
98%
SNPE Vectan Tubal 3000
<<locked>>
81%
44121
69%
**49
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
36637
57%
**18
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
83%
32837
51%
**56
90%
[Shooters World Long Rifle]*
<<locked>>
81%
31459
49%
**46
91%
Shooters World Match Rifle
<<locked>>
81%
42177
66%
**15
100%
Shooters World Precision
<<locked>>
81%
38624
61%
**26
99%
Somchem S321
<<locked>>
81%
49153
77%
**26
100%
Somchem S335
<<locked>>
81%
43337
68%
**46
100%
Somchem S341
<<locked>>
81%
43337
68%
**15
98%
Somchem S355
<<locked>>
81%
34418
54%
**51
97%
[Somchem S365]*
<<locked>>
81%
25019
39%
**70
93%
Vihtavuori N130
<<locked>>
81%
48530
76%
**98
100%
Vihtavuori N133
<<locked>>
81%
41640
65%
**00
100%
Vihtavuori N135
<<locked>>
81%
33692
53%
**05
100%
Vihtavuori N140
<<locked>>
81%
39842
62%
**23
100%
Vihtavuori N150
<<locked>>
81%
29486
46%
**16
96%
[Vihtavuori N160]*
<<locked>>
81%
30371
48%
**59
92%
Vihtavuori N530
<<locked>>
81%
47514
74%
**90
100%
Vihtavuori N540
<<locked>>
81%
39508
62%
**39
100%
[Vihtavuori N550]*
<<locked>>
81%
30545
48%
**02
92%
[Vihtavuori N555]*
<<locked>>
87%
25628
40%
**03
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
29399
46%
**16
94%
Winchester 748
<<locked>>
81%
48660
76%
**43
100%
[Winchester 760]*
<<locked>>
83%
33982
53%
**80
90%
[Winchester StaBALL HD]*
<<locked>>
94%
26861
42%
**59
91%
Winchester StaBALL Match
<<locked>>
81%
51314
80%
**82
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.

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