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Load data for .300 RCM + .308 | 170gr | Impala RNFP KO

Recommended Powder(s): Alliant Reloder-17, Hodgdon CFE223, ReloadSwiss RS 60, SNPE Vectan SP 11, Vihtavuori N550

.300 RCM + .308 | 170gr | Impala RNFP KO

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 170gr | Impala RNFP KO
Bullet Weight:
170gr | 11.0g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.278" | 32.5mm
Caliber:
.300 RCM load data
Case Length (l3):
2.090" | 53.1mm
Cartridge Length (C.O.L.):
2.797" | 71.1mm
Seated Depth:
0.571" | 14.5mm
Shank Seated Depth:
0.571" | 14.5mm
Case Capacity:
75.0 Grains of Water | 4.87 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B2988_C371
Last updated:
2025-01-01

Load data for 190 loads in caliber .300 RCM with .308 | 170gr | Impala RNFP KO bullet and 95 powders such as Alliant Reloder-17, Hodgdon CFE223, ReloadSwiss RS 60, SNPE Vectan SP 11, Vihtavuori N550. 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>>
87%
57072
89%
**28
100%
ADI AR 2208
<<locked>>
92%
57188
90%
**12
100%
[ADI AR 2209]*
<<locked>>
97%
45252
71%
**80
93%
Accurate 2200
<<locked>>
85%
56985
89%
**92
100%
Accurate 2495
<<locked>>
85%
56666
89%
**62
100%
Accurate 2520
<<locked>>
84%
56507
89%
**99
100%
Accurate 2700
<<locked>>
93%
56623
89%
**46
97%
Accurate 3100
<<locked>>
97%
38406
60%
**43
95%
Accurate 4064
<<locked>>
91%
57363
90%
**95
100%
Accurate 4350
<<locked>>
97%
52910
83%
**28
99%
Alliant AR-Comp
<<locked>>
85%
57188
90%
**49
100%
Alliant Reloder- TS 15.5
<<locked>>
92%
57087
89%
**31
100%
Alliant Reloder-15
<<locked>>
90%
57174
90%
**48
100%
Alliant Reloder-16
<<locked>>
97%
50517
79%
**18
99%
Alliant Reloder-17 👍
<<locked>>
96%
57392
90%
**43
100%
[Alliant Reloder-19]*
<<locked>>
97%
44527
70%
**71
93%
Alliant Reloder-23
<<locked>>
97%
37188
58%
**75
98%
Alliant Reloder-26
<<locked>>
97%
41031
64%
**20
97%
Baschieri & Pellagri 107
<<locked>>
87%
56956
89%
**44
100%
Hodgdon BL-C2
<<locked>>
85%
57246
90%
**48
100%
Hodgdon Benchmark
<<locked>>
84%
56550
89%
**40
100%
Hodgdon CFE223 👍
<<locked>>
91%
57421
90%
**94
100%
Hodgdon H322
<<locked>>
83%
56681
89%
**66
100%
Hodgdon H380
<<locked>>
91%
57276
90%
**41
99%
Hodgdon H414
<<locked>>
95%
57174
90%
**00
98%
Hodgdon H4350
<<locked>>
97%
49661
78%
**07
96%
Hodgdon Hybrid 100V
<<locked>>
97%
47224
74%
**10
100%
Hodgdon LVR
<<locked>>
97%
56086
88%
**61
99%
Hodgdon Superperformance
<<locked>>
97%
55840
87%
**00
97%
Hodgdon VARGET
<<locked>>
92%
56521
89%
**05
100%
Hodgdon TrailBoss
<<locked>>
97%
34330
54%
**73
100%
IMR 3031
<<locked>>
89%
57130
90%
**12
100%
IMR 4064
<<locked>>
93%
56347
88%
**89
100%
IMR 4166 Enduron
<<locked>>
93%
56362
88%
**69
98%
IMR 4350
<<locked>>
97%
52141
82%
**49
96%
IMR 4451 Enduron
<<locked>>
95%
56797
89%
**05
98%
IMR 4831
<<locked>>
97%
45092
71%
**80
98%
IMR 4895
<<locked>>
89%
56855
89%
**51
100%
IMR 8208 XBR
<<locked>>
85%
56855
89%
**89
100%
Lovex D073.6
<<locked>>
86%
56507
89%
**99
100%
Lovex S060
<<locked>>
87%
56739
89%
**56
100%
Lovex S062
<<locked>>
90%
56927
89%
**99
100%
Lovex S065
<<locked>>
97%
56913
89%
**12
99%
Lovex S070
<<locked>>
97%
54505
85%
**99
98%
[Lovex S071]*
<<locked>>
97%
32619
51%
**11
92%
Norma 201
<<locked>>
87%
57130
90%
**85
100%
Norma 202
<<locked>>
87%
56724
89%
**76
100%
Norma 203B
<<locked>>
90%
57305
90%
**48
100%
Norma 204
<<locked>>
97%
52243
82%
**85
95%
[Norma MRP]*
<<locked>>
97%
40625
64%
**71
93%
Norma URP
<<locked>>
97%
52315
82%
**15
99%
Ramshot Big Game
<<locked>>
90%
57319
90%
**67
100%
Ramshot Hunter
<<locked>>
97%
50517
79%
**02
98%
Ramshot TAC
<<locked>>
85%
57392
90%
**12
99%
Ramshot Wild Boar
<<locked>>
85%
56884
89%
**28
100%
ReloadSwiss RS 14
<<locked>>
96%
34751
54%
**13
100%
ReloadSwiss RS 50
<<locked>>
91%
56811
89%
**08
98%
ReloadSwiss RS 52
<<locked>>
90%
56173
88%
**58
100%
ReloadSwiss RS 60 👍
<<locked>>
97%
57116
89%
**66
100%
ReloadSwiss RS 62
<<locked>>
97%
52707
83%
**51
99%
ReloadSwiss RS 70
<<locked>>
97%
51735
81%
**64
99%
Rottweil R 901
<<locked>>
84%
56536
89%
**46
100%
Rottweil R 902
<<locked>>
89%
57406
90%
**85
100%
Rottweil R 903
<<locked>>
94%
57116
90%
**35
100%
[Rottweil R 904]*
<<locked>>
97%
47166
74%
**67
92%
[Rottweil R 905]*
<<locked>>
97%
43178
68%
**54
93%
Rottweil R 907
<<locked>>
96%
57246
90%
**12
97%
SNPE Vectan SP 11 👍
<<locked>>
93%
57348
90%
**71
100%
SNPE Vectan SP 7
<<locked>>
86%
57130
90%
**02
99%
SNPE Vectan SP 9
<<locked>>
88%
56840
89%
**18
100%
SNPE Vectan Tubal 3000
<<locked>>
86%
56898
89%
**03
100%
SNPE Vectan Tubal 5000
<<locked>>
93%
57130
90%
**03
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
56826
89%
**56
98%
Shooters World Long Rifle
<<locked>>
97%
56913
89%
**12
99%
Shooters World Match Rifle
<<locked>>
86%
56507
89%
**99
100%
Shooters World Precision
<<locked>>
90%
56927
89%
**99
100%
Somchem S335
<<locked>>
87%
56942
89%
**13
100%
Somchem S341
<<locked>>
86%
57232
90%
**12
100%
Somchem S355
<<locked>>
94%
57305
90%
**25
100%
[Somchem S361]*
<<locked>>
97%
48066
75%
**48
91%
Somchem S365
<<locked>>
97%
46557
73%
**66
100%
[Somchem S385]*
<<locked>>
97%
44063
69%
**48
94%
Vihtavuori N130
<<locked>>
83%
56869
89%
**71
100%
Vihtavuori N133
<<locked>>
89%
57377
90%
**94
100%
Vihtavuori N135
<<locked>>
95%
56956
89%
**49
100%
Vihtavuori N140
<<locked>>
89%
56478
89%
**49
100%
Vihtavuori N150
<<locked>>
97%
53795
84%
**43
100%
Vihtavuori N160
<<locked>>
97%
57087
89%
**44
100%
Vihtavuori N530
<<locked>>
84%
57188
90%
**02
100%
Vihtavuori N540
<<locked>>
90%
57377
90%
**92
100%
Vihtavuori N550 👍
<<locked>>
96%
56710
89%
**84
100%
Vihtavuori N555
<<locked>>
97%
40480
63%
**57
98%
Winchester 6.5 StaBALL
<<locked>>
97%
54215
85%
**82
100%
Winchester 760
<<locked>>
95%
57174
90%
**00
98%
Winchester StaBALL HD
<<locked>>
97%
33228
52%
**66
97%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
48022
75%
**80
99%
ADI AR 2208
<<locked>>
81%
41002
64%
**39
98%
[ADI AR 2209]*
<<locked>>
91%
38638
61%
**39
90%
Accurate 2200
<<locked>>
81%
49951
78%
**80
99%
Accurate 2495
<<locked>>
81%
50676
79%
**84
100%
Accurate 2520
<<locked>>
81%
50546
79%
**10
100%
[Accurate 2700]*
<<locked>>
81%
39581
62%
**48
92%
[Accurate 3100]*
<<locked>>
88%
28819
45%
**13
90%
Accurate 4064
<<locked>>
81%
42902
67%
**82
100%
[Accurate 4350]*
<<locked>>
81%
31618
50%
**05
94%
Alliant AR-Comp
<<locked>>
81%
50502
79%
**71
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
40741
64%
**56
99%
Alliant Reloder-15
<<locked>>
81%
43598
68%
**18
98%
[Alliant Reloder-16]*
<<locked>>
81%
31908
50%
**11
94%
Alliant Reloder-17
<<locked>>
81%
35259
55%
**36
97%
[Alliant Reloder-19]*
<<locked>>
91%
37260
58%
**16
90%
[Alliant Reloder-23]*
<<locked>>
81%
23714
37%
**75
90%
[Alliant Reloder-26]*
<<locked>>
86%
29066
46%
**98
90%
Baschieri & Pellagri 107
<<locked>>
81%
47108
74%
**90
99%
Hodgdon BL-C2
<<locked>>
81%
49734
78%
**30
100%
Hodgdon Benchmark
<<locked>>
81%
51634
81%
**71
100%
Hodgdon CFE223
<<locked>>
81%
41756
65%
**25
98%
Hodgdon H322
<<locked>>
81%
53055
83%
**17
100%
Hodgdon H380
<<locked>>
81%
41568
65%
**69
97%
[Hodgdon H414]*
<<locked>>
81%
36419
57%
**10
92%
[Hodgdon H4350]*
<<locked>>
84%
33939
53%
**85
90%
Hodgdon Hybrid 100V
<<locked>>
81%
29457
46%
**16
95%
[Hodgdon LVR]*
<<locked>>
81%
34461
54%
**51
94%
[Hodgdon Superperformance]*
<<locked>>
82%
34606
54%
**74
90%
Hodgdon VARGET
<<locked>>
81%
40596
64%
**23
98%
Hodgdon TrailBoss
<<locked>>
94%
32909
52%
**47
100%
IMR 3031
<<locked>>
81%
44614
70%
**21
100%
IMR 4064
<<locked>>
81%
40263
63%
**10
98%
[IMR 4166 Enduron]*
<<locked>>
81%
39958
63%
**74
94%
[IMR 4350]*
<<locked>>
82%
33562
53%
**75
90%
[IMR 4451 Enduron]*
<<locked>>
81%
37855
59%
**61
93%
[IMR 4831]*
<<locked>>
81%
28137
44%
**90
92%
IMR 4895
<<locked>>
81%
44744
70%
**48
99%
IMR 8208 XBR
<<locked>>
81%
49980
78%
**87
100%
Lovex D073.6
<<locked>>
81%
47253
74%
**57
100%
Lovex S060
<<locked>>
81%
47834
75%
**12
99%
Lovex S062
<<locked>>
81%
43308
68%
**75
100%
[Lovex S065]*
<<locked>>
81%
35665
56%
**15
94%
[Lovex S070]*
<<locked>>
81%
33953
53%
**95
92%
[Lovex S071]*
<<locked>>
93%
29240
46%
**26
90%
Norma 201
<<locked>>
81%
47268
74%
**38
100%
Norma 202
<<locked>>
81%
47529
74%
**41
100%
Norma 203B
<<locked>>
81%
43149
68%
**12
99%
[Norma 204]*
<<locked>>
87%
37840
59%
**10
90%
[Norma MRP]*
<<locked>>
91%
33837
53%
**03
90%
[Norma URP]*
<<locked>>
81%
31981
50%
**05
94%
Ramshot Big Game
<<locked>>
81%
42337
66%
**18
99%
[Ramshot Hunter]*
<<locked>>
81%
31169
49%
**79
91%
Ramshot TAC
<<locked>>
81%
49951
78%
**94
98%
Ramshot Wild Boar
<<locked>>
81%
49255
77%
**10
100%
ReloadSwiss RS 14
<<locked>>
89%
31183
49%
**44
100%
ReloadSwiss RS 50
<<locked>>
81%
41626
65%
**49
95%
ReloadSwiss RS 52
<<locked>>
81%
41785
65%
**21
100%
ReloadSwiss RS 60
<<locked>>
81%
34461
54%
**23
98%
[ReloadSwiss RS 62]*
<<locked>>
81%
31328
49%
**15
93%
[ReloadSwiss RS 70]*
<<locked>>
81%
31430
49%
**08
92%
Rottweil R 901
<<locked>>
81%
51459
81%
**74
100%
Rottweil R 902
<<locked>>
81%
45165
71%
**92
100%
Rottweil R 903
<<locked>>
81%
38522
60%
**16
98%
[Rottweil R 904]*
<<locked>>
92%
40770
64%
**46
90%
[Rottweil R 905]*
<<locked>>
91%
36289
57%
**07
90%
[Rottweil R 907]*
<<locked>>
81%
36666
57%
**31
92%
SNPE Vectan SP 11
<<locked>>
81%
38812
61%
**52
98%
SNPE Vectan SP 7
<<locked>>
81%
48631
76%
**77
98%
SNPE Vectan SP 9
<<locked>>
81%
46354
73%
**48
99%
SNPE Vectan Tubal 3000
<<locked>>
81%
48298
76%
**79
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
40364
63%
**54
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
34809
55%
**65
92%
[Shooters World Long Rifle]*
<<locked>>
81%
35665
56%
**15
94%
Shooters World Match Rifle
<<locked>>
81%
47253
74%
**57
100%
Shooters World Precision
<<locked>>
81%
43308
68%
**75
100%
Somchem S335
<<locked>>
81%
48066
75%
**82
100%
Somchem S341
<<locked>>
81%
48138
75%
**67
99%
Somchem S355
<<locked>>
81%
39146
61%
**20
98%
[Somchem S361]*
<<locked>>
94%
44324
69%
**82
90%
Somchem S365
<<locked>>
81%
28616
45%
**52
96%
[Somchem S385]*
<<locked>>
88%
33489
52%
**18
90%
Vihtavuori N130
<<locked>>
81%
53432
84%
**25
100%
Vihtavuori N133
<<locked>>
81%
45832
72%
**33
100%
Vihtavuori N135
<<locked>>
81%
38116
60%
**54
100%
Vihtavuori N140
<<locked>>
81%
44382
70%
**66
100%
Vihtavuori N150
<<locked>>
81%
33460
52%
**72
98%
Vihtavuori N160
<<locked>>
81%
34258
54%
**31
95%
Vihtavuori N530
<<locked>>
81%
52953
83%
**43
100%
Vihtavuori N540
<<locked>>
81%
43830
69%
**85
100%
Vihtavuori N550
<<locked>>
81%
35172
55%
**80
95%
[Vihtavuori N555]*
<<locked>>
81%
25121
39%
**54
91%
Winchester 6.5 StaBALL
<<locked>>
81%
33069
52%
**85
97%
[Winchester 760]*
<<locked>>
81%
36419
57%
**10
92%
[Winchester StaBALL HD]*
<<locked>>
87%
24874
39%
**64
90%

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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