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Load data for .300 RCM + .308 | 200gr | Sierra HP MatchKing L1.5

Recommended Powder(s): Hodgdon H414, Hodgdon LVR, ReloadSwiss RS 62, ReloadSwiss RS 70, Winchester 760

.300 RCM + .308 | 200gr | Sierra HP MatchKing L1.5

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 200gr | Sierra HP MatchKing L1.5
Manufacturer SKU:
2231
Bullet Weight:
200gr | 13.0g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.500" | 38.1mm
Caliber:
.300 RCM load data
Case Length (l3):
2.090" | 53.1mm
Cartridge Length (C.O.L.):
2.797" | 71.1mm
Seated Depth:
0.793" | 20.1mm
Shank Seated Depth:
0.525" | 13.3mm
Case Capacity:
75.0 Grains of Water | 4.87 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B5903_C371
Last updated:
2025-01-01
Recommended Twist Rate:
1:11 - 1:9

Load data for 198 loads in caliber .300 RCM with .308 | 200gr | Sierra HP MatchKing L1.5 bullet and 99 powders such as Hodgdon H414, Hodgdon LVR, ReloadSwiss RS 62, ReloadSwiss RS 70, Winchester 760. 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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  • 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>>
85%
56840
89%
**02
100%
ADI AR 2208
<<locked>>
91%
57348
90%
**95
100%
ADI AR 2209
<<locked>>
97%
47311
74%
**30
96%
[ADI AR 2213]*
<<locked>>
97%
42003
66%
**44
92%
Accurate 2200
<<locked>>
84%
57276
90%
**79
100%
Accurate 2495
<<locked>>
84%
56449
88%
**36
100%
Accurate 2520
<<locked>>
84%
57232
90%
**82
100%
Accurate 2700
<<locked>>
92%
56782
89%
**49
98%
Accurate 3100
<<locked>>
97%
40016
63%
**98
97%
Accurate 4064
<<locked>>
89%
56681
89%
**72
100%
Accurate 4350
<<locked>>
97%
55738
87%
**54
100%
Alliant AR-Comp
<<locked>>
83%
56550
89%
**16
100%
Alliant Reloder- TS 15.5
<<locked>>
90%
56318
88%
**98
100%
Alliant Reloder-15
<<locked>>
88%
56420
88%
**18
100%
Alliant Reloder-16
<<locked>>
97%
53026
83%
**51
100%
Alliant Reloder-17
<<locked>>
94%
57334
90%
**20
100%
Alliant Reloder-19
<<locked>>
97%
46514
73%
**26
96%
[Alliant Reloder-22]*
<<locked>>
97%
40306
63%
**57
94%
Alliant Reloder-23
<<locked>>
97%
37884
59%
**18
99%
Alliant Reloder-25
<<locked>>
97%
33924
53%
**29
95%
Alliant Reloder-26
<<locked>>
97%
42119
66%
**62
99%
Baschieri & Pellagri 107
<<locked>>
85%
56681
89%
**21
100%
Hodgdon BL-C2
<<locked>>
84%
57348
90%
**18
100%
Hodgdon Benchmark
<<locked>>
83%
56826
89%
**23
100%
Hodgdon CFE223
<<locked>>
89%
56695
89%
**57
100%
Hodgdon H380
<<locked>>
90%
57159
90%
**28
100%
Hodgdon H414 👍
<<locked>>
93%
56449
88%
**74
99%
Hodgdon H4350
<<locked>>
97%
50937
80%
**36
98%
[Hodgdon H4831 SC]*
<<locked>>
97%
44019
69%
**48
92%
Hodgdon Hybrid 100V
<<locked>>
97%
49647
78%
**39
100%
Hodgdon LVR 👍
<<locked>>
96%
57421
90%
**71
100%
Hodgdon Superperformance
<<locked>>
96%
57087
89%
**17
99%
Hodgdon VARGET
<<locked>>
91%
56826
89%
**89
100%
IMR 3031
<<locked>>
88%
57145
90%
**79
100%
IMR 4064
<<locked>>
91%
56420
88%
**72
100%
IMR 4166 Enduron
<<locked>>
92%
57421
90%
**79
99%
IMR 4350
<<locked>>
97%
54563
85%
**92
98%
IMR 4451 Enduron
<<locked>>
94%
57406
90%
**08
99%
IMR 4831
<<locked>>
97%
47123
74%
**13
100%
IMR 4895
<<locked>>
88%
56855
89%
**31
100%
[IMR 4955 Enduron]*
<<locked>>
97%
44251
69%
**18
93%
[IMR 7828 SSC]*
<<locked>>
97%
43192
68%
**87
93%
IMR 8208 XBR
<<locked>>
84%
57392
90%
**72
100%
Lovex D073.6
<<locked>>
85%
56666
89%
**75
100%
Lovex S060
<<locked>>
86%
57290
90%
**49
100%
Lovex S062
<<locked>>
89%
56362
88%
**69
100%
Lovex S065
<<locked>>
96%
57305
90%
**08
100%
Lovex S070
<<locked>>
97%
56144
88%
**15
99%
Lovex S071
<<locked>>
97%
33344
52%
**60
95%
Norma 201
<<locked>>
86%
57377
90%
**75
100%
Norma 202
<<locked>>
86%
57174
90%
**59
100%
Norma 203B
<<locked>>
89%
56623
89%
**15
100%
Norma 204
<<locked>>
97%
54781
86%
**31
97%
Norma MRP
<<locked>>
97%
42467
67%
**33
97%
Norma URP
<<locked>>
97%
54143
85%
**31
100%
Ramshot Big Game
<<locked>>
89%
57058
89%
**44
100%
Ramshot Hunter
<<locked>>
97%
53185
83%
**31
99%
[Ramshot Magnum]*
<<locked>>
97%
39102
61%
**05
94%
Ramshot TAC
<<locked>>
84%
57043
89%
**95
100%
Ramshot Wild Boar
<<locked>>
84%
56695
89%
**08
100%
ReloadSwiss RS 50
<<locked>>
90%
57392
90%
**12
99%
ReloadSwiss RS 52
<<locked>>
89%
56521
89%
**31
100%
ReloadSwiss RS 60
<<locked>>
95%
56507
89%
**30
100%
ReloadSwiss RS 62 👍
<<locked>>
97%
54853
86%
**67
100%
ReloadSwiss RS 70 👍
<<locked>>
97%
54665
86%
**97
100%
Rottweil R 901
<<locked>>
84%
57232
90%
**36
100%
Rottweil R 902
<<locked>>
88%
56565
89%
**56
100%
Rottweil R 903
<<locked>>
92%
56594
89%
**05
100%
Rottweil R 904
<<locked>>
97%
48602
76%
**00
95%
Rottweil R 905
<<locked>>
97%
45063
71%
**07
96%
Rottweil R 907
<<locked>>
94%
56550
89%
**92
99%
SNPE Vectan SP 11
<<locked>>
91%
56826
89%
**44
100%
SNPE Vectan SP 7
<<locked>>
84%
56260
88%
**85
100%
SNPE Vectan SP 9
<<locked>>
86%
56492
89%
**95
100%
SNPE Vectan Tubal 3000
<<locked>>
85%
56521
89%
**84
100%
SNPE Vectan Tubal 5000
<<locked>>
91%
57319
90%
**84
100%
SNPE Vectan Tubal 7000
<<locked>>
96%
56956
89%
**59
99%
Shooters World Long Rifle
<<locked>>
96%
57305
90%
**08
100%
Shooters World Match Rifle
<<locked>>
85%
56666
89%
**75
100%
Shooters World Precision
<<locked>>
89%
56362
88%
**69
100%
Somchem S335
<<locked>>
86%
57246
90%
**93
100%
Somchem S341
<<locked>>
85%
56797
89%
**82
100%
Somchem S355
<<locked>>
93%
57392
90%
**12
100%
[Somchem S361]*
<<locked>>
97%
50575
79%
**03
94%
Somchem S365
<<locked>>
97%
49342
77%
**92
100%
Somchem S385
<<locked>>
97%
45585
71%
**84
97%
Vihtavuori N133
<<locked>>
88%
57188
90%
**70
100%
Vihtavuori N135
<<locked>>
94%
57014
89%
**23
100%
Vihtavuori N140
<<locked>>
88%
57392
90%
**36
100%
Vihtavuori N150
<<locked>>
97%
55230
87%
**49
100%
Vihtavuori N160
<<locked>>
95%
57334
90%
**28
100%
[Vihtavuori N165]*
<<locked>>
97%
38029
60%
**33
94%
Vihtavuori N540
<<locked>>
88%
56463
88%
**62
100%
Vihtavuori N550
<<locked>>
95%
56405
88%
**61
100%
Vihtavuori N555
<<locked>>
97%
42032
66%
**87
99%
[Vihtavuori N560]*
<<locked>>
97%
41060
64%
**74
92%
Winchester 6.5 StaBALL
<<locked>>
97%
56710
89%
**05
100%
Winchester 760 👍
<<locked>>
93%
56449
88%
**74
99%
Winchester StaBALL HD
<<locked>>
97%
34040
53%
**34
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
49603
78%
**03
100%
ADI AR 2208
<<locked>>
81%
42076
66%
**65
99%
[ADI AR 2209]*
<<locked>>
85%
32953
52%
**31
90%
[ADI AR 2213]*
<<locked>>
93%
37898
59%
**62
90%
Accurate 2200
<<locked>>
81%
51634
81%
**00
100%
Accurate 2495
<<locked>>
81%
51532
81%
**77
100%
Accurate 2520
<<locked>>
81%
52315
82%
**20
100%
Accurate 2700
<<locked>>
81%
40495
63%
**93
95%
[Accurate 3100]*
<<locked>>
83%
25193
39%
**60
90%
Accurate 4064
<<locked>>
81%
43511
68%
**92
100%
Accurate 4350
<<locked>>
81%
32445
51%
**51
96%
Alliant AR-Comp
<<locked>>
81%
52721
83%
**70
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
41959
66%
**88
100%
Alliant Reloder-15
<<locked>>
81%
45034
71%
**48
100%
Alliant Reloder-16
<<locked>>
81%
32547
51%
**64
97%
Alliant Reloder-17
<<locked>>
81%
36274
57%
**75
99%
[Alliant Reloder-19]*
<<locked>>
85%
31952
50%
**21
90%
[Alliant Reloder-22]*
<<locked>>
90%
32285
51%
**70
90%
[Alliant Reloder-23]*
<<locked>>
81%
23583
37%
**37
93%
[Alliant Reloder-25]*
<<locked>>
89%
26498
42%
**19
90%
[Alliant Reloder-26]*
<<locked>>
81%
24671
39%
**13
90%
Baschieri & Pellagri 107
<<locked>>
81%
48631
76%
**10
100%
Hodgdon BL-C2
<<locked>>
81%
51967
81%
**56
100%
Hodgdon Benchmark
<<locked>>
81%
53214
83%
**80
100%
Hodgdon CFE223
<<locked>>
81%
43642
68%
**61
99%
Hodgdon H380
<<locked>>
81%
42453
67%
**98
99%
Hodgdon H414
<<locked>>
81%
37652
59%
**59
95%
[Hodgdon H4350]*
<<locked>>
81%
31488
49%
**62
91%
[Hodgdon H4831 SC]*
<<locked>>
93%
38928
61%
**46
90%
Hodgdon Hybrid 100V
<<locked>>
81%
29936
47%
**69
97%
Hodgdon LVR
<<locked>>
81%
35418
55%
**03
97%
[Hodgdon Superperformance]*
<<locked>>
81%
33852
53%
**93
93%
Hodgdon VARGET
<<locked>>
81%
41771
65%
**59
99%
IMR 3031
<<locked>>
81%
45861
72%
**31
100%
IMR 4064
<<locked>>
81%
41278
65%
**39
99%
IMR 4166 Enduron
<<locked>>
81%
40872
64%
**13
96%
[IMR 4350]*
<<locked>>
81%
33127
52%
**01
92%
IMR 4451 Enduron
<<locked>>
81%
38899
61%
**00
95%
IMR 4831
<<locked>>
81%
28456
45%
**42
95%
IMR 4895
<<locked>>
81%
46238
72%
**74
100%
[IMR 4955 Enduron]*
<<locked>>
91%
37289
58%
**87
90%
[IMR 7828 SSC]*
<<locked>>
93%
37536
59%
**72
90%
IMR 8208 XBR
<<locked>>
81%
51750
81%
**97
100%
Lovex D073.6
<<locked>>
81%
49226
77%
**80
100%
Lovex S060
<<locked>>
81%
49255
77%
**38
100%
Lovex S062
<<locked>>
81%
44382
70%
**98
100%
Lovex S065
<<locked>>
81%
36245
57%
**60
96%
[Lovex S070]*
<<locked>>
81%
34664
54%
**41
94%
[Lovex S071]*
<<locked>>
88%
25193
39%
**60
90%
Norma 201
<<locked>>
81%
48356
76%
**48
100%
Norma 202
<<locked>>
81%
48849
77%
**51
100%
Norma 203B
<<locked>>
81%
44541
70%
**38
100%
[Norma 204]*
<<locked>>
81%
32416
51%
**18
90%
[Norma MRP]*
<<locked>>
85%
29051
46%
**11
90%
Norma URP
<<locked>>
81%
32822
51%
**54
96%
Ramshot Big Game
<<locked>>
81%
44193
69%
**57
100%
[Ramshot Hunter]*
<<locked>>
81%
31749
50%
**31
94%
[Ramshot Magnum]*
<<locked>>
91%
32097
50%
**47
90%
Ramshot TAC
<<locked>>
81%
51503
81%
**13
99%
Ramshot Wild Boar
<<locked>>
81%
51329
80%
**36
100%
ReloadSwiss RS 50
<<locked>>
81%
42844
67%
**82
97%
ReloadSwiss RS 52
<<locked>>
81%
43308
68%
**44
100%
ReloadSwiss RS 60
<<locked>>
81%
35346
55%
**65
100%
ReloadSwiss RS 62
<<locked>>
81%
31981
50%
**64
96%
ReloadSwiss RS 70
<<locked>>
81%
31966
50%
**64
95%
Rottweil R 901
<<locked>>
81%
52649
83%
**77
100%
Rottweil R 902
<<locked>>
81%
46079
72%
**08
100%
Rottweil R 903
<<locked>>
81%
39523
62%
**49
100%
[Rottweil R 904]*
<<locked>>
87%
35476
56%
**57
90%
[Rottweil R 905]*
<<locked>>
86%
31531
49%
**21
90%
[Rottweil R 907]*
<<locked>>
81%
37492
59%
**77
94%
SNPE Vectan SP 11
<<locked>>
81%
40277
63%
**92
99%
SNPE Vectan SP 7
<<locked>>
81%
49966
78%
**97
99%
SNPE Vectan SP 9
<<locked>>
81%
47892
75%
**74
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
49821
78%
**95
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
41800
66%
**80
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
35447
56%
**01
94%
Shooters World Long Rifle
<<locked>>
81%
36245
57%
**60
96%
Shooters World Match Rifle
<<locked>>
81%
49226
77%
**80
100%
Shooters World Precision
<<locked>>
81%
44382
70%
**98
100%
Somchem S335
<<locked>>
81%
49095
77%
**92
100%
Somchem S341
<<locked>>
81%
49617
78%
**87
100%
Somchem S355
<<locked>>
81%
39914
63%
**43
100%
[Somchem S361]*
<<locked>>
88%
37826
59%
**83
90%
Somchem S365
<<locked>>
81%
29225
46%
**08
98%
[Somchem S385]*
<<locked>>
83%
28819
45%
**39
90%
Vihtavuori N133
<<locked>>
81%
47108
74%
**46
100%
Vihtavuori N135
<<locked>>
81%
39131
61%
**74
100%
Vihtavuori N140
<<locked>>
81%
45759
72%
**85
100%
Vihtavuori N150
<<locked>>
81%
34272
54%
**11
99%
Vihtavuori N160
<<locked>>
81%
35505
56%
**80
97%
[Vihtavuori N165]*
<<locked>>
90%
30792
48%
**72
90%
Vihtavuori N540
<<locked>>
81%
45411
71%
**08
100%
Vihtavuori N550
<<locked>>
81%
35839
56%
**13
97%
[Vihtavuori N555]*
<<locked>>
81%
25266
40%
**06
94%
[Vihtavuori N560]*
<<locked>>
94%
37695
59%
**05
90%
Winchester 6.5 StaBALL
<<locked>>
81%
33620
53%
**28
99%
Winchester 760
<<locked>>
81%
37652
59%
**59
95%
[Winchester StaBALL HD]*
<<locked>>
82%
21698
34%
**18
91%

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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