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Load data for .300 PRC + .308 | 150gr | Sierra HPBT MatchKing

Recommended Powder(s): Alliant Reloder-26, Norma URP, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70

.300 PRC + .308 | 150gr | Sierra HPBT MatchKing

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 150gr | Sierra HPBT MatchKing
Manufacturer SKU:
2190
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.110" | 28.2mm
Caliber:
.300 PRC load data
Case Length (l3):
2.580" | 65.5mm
Cartridge Length (C.O.L.):
3.418" | 86.8mm
Seated Depth:
0.272" | 6.9mm
Shank Seated Depth:
0.122" | 3.1mm
Case Capacity:
99.0 Grains of Water | 6.43 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
64977 psi | 4480 bar
LID:
LID_B5870_C370
Last updated:
2025-01-01
Recommended Twist Rate:
1:15 - 1:12

Load data for 152 loads in caliber .300 PRC with .308 | 150gr | Sierra HPBT MatchKing bullet and 76 powders such as Alliant Reloder-26, Norma URP, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70. 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 2208
<<locked>>
85%
57740
89%
**43
100%
ADI AR 2209
<<locked>>
96%
57711
89%
**38
98%
ADI AR 2213
<<locked>>
97%
53417
82%
**82
96%
[ADI AR 2225]*
<<locked>>
97%
34650
53%
**85
92%
Accurate 2700
<<locked>>
86%
58088
89%
**10
99%
Accurate 3100
<<locked>>
97%
53374
82%
**10
99%
Accurate 4064
<<locked>>
84%
58378
90%
**27
100%
Accurate 4350
<<locked>>
91%
58131
89%
**19
100%
[Accurate MAGPRO]*
<<locked>>
97%
52388
81%
**86
94%
Alliant Reloder- TS 15.5
<<locked>>
85%
58044
89%
**66
100%
Alliant Reloder-16
<<locked>>
92%
58262
90%
**64
100%
Alliant Reloder-17
<<locked>>
87%
58030
89%
**58
100%
Alliant Reloder-19
<<locked>>
96%
57899
89%
**41
98%
Alliant Reloder-22
<<locked>>
97%
52939
81%
**92
97%
Alliant Reloder-23
<<locked>>
97%
50430
78%
**23
100%
Alliant Reloder-25
<<locked>>
97%
43540
67%
**28
98%
Alliant Reloder-26 👍
<<locked>>
97%
57841
89%
**33
100%
Hodgdon H380
<<locked>>
84%
58189
90%
**79
100%
Hodgdon H414
<<locked>>
87%
58421
90%
**38
99%
Hodgdon H4350
<<locked>>
94%
58465
90%
**82
99%
[Hodgdon H4831]*
<<locked>>
97%
49240
76%
**54
94%
Hodgdon H4831 SC
<<locked>>
97%
56072
86%
**69
96%
Hodgdon Hybrid 100V
<<locked>>
94%
58421
90%
**73
100%
Hodgdon LVR
<<locked>>
89%
58160
90%
**15
100%
[Hodgdon Retumbo]*
<<locked>>
97%
34650
53%
**85
92%
Hodgdon Superperformance
<<locked>>
89%
58262
90%
**71
99%
Hodgdon VARGET
<<locked>>
86%
58044
89%
**56
100%
Hodgdon TrailBoss
<<locked>>
97%
35186
54%
**78
100%
IMR 4064
<<locked>>
86%
58102
89%
**53
100%
IMR 4166 Enduron
<<locked>>
87%
57885
89%
**40
99%
IMR 4350
<<locked>>
92%
57928
89%
**76
99%
IMR 4451 Enduron
<<locked>>
88%
57798
89%
**59
99%
IMR 4831
<<locked>>
96%
57856
89%
**86
100%
IMR 4955 Enduron
<<locked>>
97%
55056
85%
**23
96%
IMR 7828 SSC
<<locked>>
97%
55071
85%
**28
96%
Lovex S062
<<locked>>
84%
58421
90%
**43
100%
Lovex S065
<<locked>>
90%
57928
89%
**56
100%
Lovex S070
<<locked>>
91%
57711
89%
**69
99%
Lovex S071
<<locked>>
97%
44150
68%
**36
98%
Norma 203B
<<locked>>
83%
58044
89%
**79
100%
Norma 204
<<locked>>
92%
58088
89%
**15
98%
Norma MRP
<<locked>>
97%
56449
87%
**78
99%
Norma URP 👍
<<locked>>
91%
58015
89%
**12
100%
Ramshot Hunter 👍
<<locked>>
92%
57754
89%
**28
100%
Ramshot Magnum
<<locked>>
97%
51619
79%
**50
98%
ReloadSwiss RS 14
<<locked>>
96%
35520
55%
**14
100%
ReloadSwiss RS 50
<<locked>>
84%
58392
90%
**73
100%
ReloadSwiss RS 52
<<locked>>
83%
58146
89%
**89
100%
ReloadSwiss RS 60
<<locked>>
88%
58001
89%
**84
100%
ReloadSwiss RS 62 👍
<<locked>>
90%
57711
89%
**32
100%
ReloadSwiss RS 70 👍
<<locked>>
91%
57841
89%
**87
100%
ReloadSwiss RS 76
<<locked>>
97%
42250
65%
**31
96%
Rottweil R 903
<<locked>>
86%
58421
90%
**63
100%
Rottweil R 904
<<locked>>
95%
58247
90%
**89
97%
Rottweil R 905
<<locked>>
97%
57943
89%
**25
98%
Rottweil R 907
<<locked>>
89%
58247
90%
**63
99%
SNPE Vectan SP 11
<<locked>>
85%
58088
89%
**92
100%
SNPE Vectan Tubal 5000
<<locked>>
86%
57957
89%
**28
100%
SNPE Vectan Tubal 7000
<<locked>>
90%
57928
89%
**10
99%
Shooters World Long Rifle
<<locked>>
90%
57928
89%
**56
100%
Shooters World Precision
<<locked>>
84%
58421
90%
**43
100%
Somchem S355
<<locked>>
86%
58334
90%
**66
100%
Somchem S361
<<locked>>
94%
58102
89%
**40
96%
Somchem S365
<<locked>>
93%
57986
89%
**19
100%
Somchem S385
<<locked>>
96%
58073
89%
**92
99%
Vihtavuori N135
<<locked>>
88%
58233
90%
**64
100%
Vihtavuori N150
<<locked>>
92%
58247
90%
**17
100%
Vihtavuori N160
<<locked>>
89%
58204
90%
**79
100%
Vihtavuori N165
<<locked>>
97%
49182
76%
**28
97%
Vihtavuori N550
<<locked>>
89%
58276
90%
**19
100%
Vihtavuori N555
<<locked>>
97%
56144
86%
**12
100%
Vihtavuori N560
<<locked>>
97%
53301
82%
**05
96%
[Vihtavuori N565]*
<<locked>>
97%
45136
69%
**28
94%
Winchester 6.5 StaBALL
<<locked>>
90%
58349
90%
**40
100%
Winchester 760
<<locked>>
87%
58421
90%
**38
99%
Winchester StaBALL HD
<<locked>>
97%
46093
71%
**79
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
50415
78%
**22
100%
[ADI AR 2209]*
<<locked>>
81%
35143
54%
**49
91%
[ADI AR 2213]*
<<locked>>
87%
38000
58%
**38
90%
[ADI AR 2225]*
<<locked>>
94%
31995
49%
**03
90%
Accurate 2700
<<locked>>
81%
48559
75%
**46
97%
[Accurate 3100]*
<<locked>>
81%
30821
47%
**12
93%
Accurate 4064
<<locked>>
81%
54128
83%
**58
100%
Accurate 4350
<<locked>>
81%
41814
64%
**10
99%
[Accurate MAGPRO]*
<<locked>>
91%
42685
66%
**79
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
51198
79%
**51
100%
Alliant Reloder-16
<<locked>>
81%
40277
62%
**17
99%
Alliant Reloder-17
<<locked>>
81%
46166
71%
**51
100%
[Alliant Reloder-19]*
<<locked>>
81%
35114
54%
**49
91%
[Alliant Reloder-22]*
<<locked>>
83%
33170
51%
**30
90%
Alliant Reloder-23
<<locked>>
81%
29617
46%
**41
96%
[Alliant Reloder-25]*
<<locked>>
83%
27586
42%
**66
90%
Alliant Reloder-26
<<locked>>
81%
31937
49%
**62
95%
Hodgdon H380
<<locked>>
81%
52460
81%
**91
100%
Hodgdon H414
<<locked>>
81%
47398
73%
**38
98%
[Hodgdon H4350]*
<<locked>>
81%
38885
60%
**89
94%
[Hodgdon H4831]*
<<locked>>
89%
38783
60%
**18
90%
[Hodgdon H4831 SC]*
<<locked>>
86%
38783
60%
**18
90%
Hodgdon Hybrid 100V
<<locked>>
81%
37855
58%
**99
99%
Hodgdon LVR
<<locked>>
81%
44309
68%
**59
98%
[Hodgdon Retumbo]*
<<locked>>
94%
31995
49%
**03
90%
Hodgdon Superperformance
<<locked>>
81%
42641
66%
**66
96%
Hodgdon VARGET
<<locked>>
81%
50140
77%
**22
100%
Hodgdon TrailBoss
<<locked>>
81%
27978
43%
**11
100%
IMR 4064
<<locked>>
81%
49603
76%
**02
100%
IMR 4166 Enduron
<<locked>>
81%
48428
75%
**66
98%
IMR 4350
<<locked>>
81%
40698
63%
**31
95%
IMR 4451 Enduron
<<locked>>
81%
46775
72%
**56
97%
IMR 4831
<<locked>>
81%
36071
56%
**56
97%
[IMR 4955 Enduron]*
<<locked>>
85%
37884
58%
**56
90%
[IMR 7828 SSC]*
<<locked>>
86%
37695
58%
**48
90%
Lovex S062
<<locked>>
81%
53316
82%
**61
100%
Lovex S065
<<locked>>
81%
44280
68%
**00
98%
Lovex S070
<<locked>>
81%
42482
65%
**81
97%
[Lovex S071]*
<<locked>>
82%
27122
42%
**93
90%
Norma 203B
<<locked>>
81%
54317
84%
**23
100%
[Norma 204]*
<<locked>>
81%
40234
62%
**64
93%
[Norma MRP]*
<<locked>>
81%
31952
49%
**20
91%
Norma URP
<<locked>>
81%
41249
63%
**04
98%
Ramshot Hunter
<<locked>>
81%
39958
62%
**74
96%
[Ramshot Magnum]*
<<locked>>
85%
32213
50%
**87
90%
ReloadSwiss RS 14
<<locked>>
81%
28268
44%
**47
100%
ReloadSwiss RS 50
<<locked>>
81%
52199
80%
**68
99%
ReloadSwiss RS 52
<<locked>>
81%
54273
84%
**33
100%
ReloadSwiss RS 60
<<locked>>
81%
44411
68%
**48
100%
ReloadSwiss RS 62
<<locked>>
81%
41495
64%
**17
98%
ReloadSwiss RS 70
<<locked>>
81%
39987
62%
**33
98%
[ReloadSwiss RS 76]*
<<locked>>
89%
32300
50%
**36
90%
Rottweil R 903
<<locked>>
81%
48950
75%
**09
100%
[Rottweil R 904]*
<<locked>>
81%
36448
56%
**40
90%
[Rottweil R 905]*
<<locked>>
81%
33997
52%
**26
91%
Rottweil R 907
<<locked>>
81%
45310
70%
**27
96%
SNPE Vectan SP 11
<<locked>>
81%
50140
77%
**58
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
49806
77%
**04
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
43540
67%
**41
97%
Shooters World Long Rifle
<<locked>>
81%
44280
68%
**00
98%
Shooters World Precision
<<locked>>
81%
53316
82%
**61
100%
Somchem S355
<<locked>>
81%
49023
75%
**02
100%
[Somchem S361]*
<<locked>>
82%
38421
59%
**46
90%
Somchem S365
<<locked>>
81%
37637
58%
**54
100%
[Somchem S385]*
<<locked>>
81%
34751
53%
**13
92%
Vihtavuori N135
<<locked>>
81%
47587
73%
**07
100%
Vihtavuori N150
<<locked>>
81%
42018
65%
**38
100%
Vihtavuori N160
<<locked>>
81%
44454
68%
**30
99%
[Vihtavuori N165]*
<<locked>>
84%
31618
49%
**21
90%
Vihtavuori N550
<<locked>>
81%
45237
70%
**76
99%
Vihtavuori N555
<<locked>>
81%
32924
51%
**30
96%
[Vihtavuori N560]*
<<locked>>
87%
38450
59%
**87
90%
[Vihtavuori N565]*
<<locked>>
91%
37275
57%
**41
90%
Winchester 6.5 StaBALL
<<locked>>
81%
41785
64%
**61
100%
Winchester 760
<<locked>>
81%
47398
73%
**38
98%
Winchester StaBALL HD
<<locked>>
81%
23482
36%
**95
95%

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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