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Load data for .300 HAM'R + .308 | 150gr | Sierra HPBT MatchKing

Recommended Powder(s):

.300 HAM'R + .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:
<<locked>>
Caliber:
.300 HAM'R load data
Case Length (l3):
1.615" | 41.0mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
29.6 Grains of Water | 1.92 cm³
Primer Size:
Small Rifle (SR)
Max. allowed Pressure:
60916 psi | 4200 bar
LID:
LID_B5870_C356
Last updated:
2026-02-02
Recommended Twist Rate:
1:14 - 1:11

Load data for 70 loads in caliber .300 HAM'R with .308 | 150gr | Sierra HPBT MatchKing bullet and 35 powder(s). 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 2205
<<locked>>
88%
54781
90%
**85
100%
ADI AR 2207
<<locked>>
97%
45687
75%
**51
100%
ADI AR 2219
<<locked>>
97%
41916
69%
**24
96%
Accurate 1680 👍
<<locked>>
92%
54056
89%
**03
99%
Accurate 2015
<<locked>>
96%
32721
54%
**86
96%
[Accurate 2495]*
<<locked>>
97%
24236
40%
**11
92%
Accurate 5744
<<locked>>
86%
54534
90%
**93
100%
Accurate No. 11 FS
<<locked>>
85%
53925
89%
**47
100%
Alliant AR-Comp
<<locked>>
97%
30327
50%
**73
97%
Alliant Reloder-10x
<<locked>>
97%
37420
61%
**69
98%
Alliant Reloder-7 👍
<<locked>>
97%
48298
79%
**54
100%
Baschieri & Pellagri 106
<<locked>>
97%
42873
70%
**62
97%
[Hodgdon CFE BLK]*
<<locked>>
97%
49835
82%
**21
93%
[Hodgdon H322]*
<<locked>>
96%
34577
57%
**06
93%
[Hodgdon H335]*
<<locked>>
97%
40944
67%
**18
94%
Hodgdon H4198
<<locked>>
96%
46586
76%
**91
97%
IMR 4198
<<locked>>
96%
40814
67%
**59
99%
IMR 4227 👍
<<locked>>
95%
53722
88%
**57
100%
Lovex D060
<<locked>>
88%
54534
90%
**93
100%
Lovex D063
<<locked>>
84%
54650
90%
**80
100%
Lovex S053
<<locked>>
96%
54288
89%
**47
100%
Norma 200 👍
<<locked>>
97%
42366
70%
**28
99%
ReloadSwiss RS 36 👍
<<locked>>
95%
54085
89%
**03
100%
[ReloadSwiss RS 40]*
<<locked>>
97%
37057
61%
**36
92%
[Rottweil R 901]*
<<locked>>
97%
32068
53%
**57
91%
SNPE Vectan BA6 1/2
<<locked>>
97%
50212
82%
**86
100%
[SNPE Vectan SP 10]*
<<locked>>
97%
41075
67%
**24
94%
[SNPE Vectan Tubal 3000]*
<<locked>>
97%
31995
53%
**04
91%
Shooters World Blackout
<<locked>>
84%
54650
90%
**80
100%
Shooters World Buffalo Rifle
<<locked>>
88%
54534
90%
**93
100%
[Somchem S335]*
<<locked>>
97%
30429
50%
**08
92%
Vihtavuori N110
<<locked>>
90%
53708
88%
**78
100%
Vihtavuori N120
<<locked>>
96%
42351
70%
**72
100%
Vihtavuori N130
<<locked>>
97%
36013
59%
**93
97%
[Vihtavuori N133]*
<<locked>>
96%
29457
48%
**72
94%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2205
<<locked>>
81%
44019
72%
**70
100%
ADI AR 2207
<<locked>>
81%
27963
46%
**78
99%
[ADI AR 2219]*
<<locked>>
84%
27804
46%
**72
90%
Accurate 1680
<<locked>>
81%
37217
61%
**83
96%
[Accurate 2015]*
<<locked>>
83%
21901
36%
**54
91%
[Accurate 2495]*
<<locked>>
92%
21466
35%
**36
90%
Accurate 5744
<<locked>>
81%
47065
77%
**05
100%
Accurate No. 11 FS
<<locked>>
81%
47630
78%
**78
100%
[Alliant AR-Comp]*
<<locked>>
85%
21161
35%
**40
91%
[Alliant Reloder-10x]*
<<locked>>
81%
23090
38%
**86
93%
Alliant Reloder-7
<<locked>>
81%
30356
50%
**85
97%
[Baschieri & Pellagri 106]*
<<locked>>
81%
26760
44%
**83
91%
[Hodgdon CFE BLK]*
<<locked>>
90%
40059
66%
**93
90%
[Hodgdon H322]*
<<locked>>
89%
27804
46%
**72
90%
[Hodgdon H335]*
<<locked>>
88%
30835
51%
**41
90%
[Hodgdon H4198]*
<<locked>>
81%
29863
49%
**26
91%
IMR 4198
<<locked>>
81%
26905
44%
**06
95%
IMR 4227
<<locked>>
81%
35665
59%
**31
99%
Lovex D060
<<locked>>
81%
43787
72%
**59
99%
Lovex D063
<<locked>>
81%
48428
80%
**08
100%
Lovex S053
<<locked>>
81%
35607
58%
**24
100%
Norma 200
<<locked>>
81%
26020
43%
**52
96%
ReloadSwiss RS 36
<<locked>>
81%
34490
57%
**50
99%
[ReloadSwiss RS 40]*
<<locked>>
93%
33620
55%
**77
90%
[Rottweil R 901]*
<<locked>>
94%
29950
49%
**14
90%
SNPE Vectan BA6 1/2
<<locked>>
81%
33431
55%
**93
100%
[SNPE Vectan SP 10]*
<<locked>>
87%
30255
50%
**31
90%
[SNPE Vectan Tubal 3000]*
<<locked>>
94%
29660
49%
**62
90%
Shooters World Blackout
<<locked>>
81%
48428
80%
**08
100%
Shooters World Buffalo Rifle
<<locked>>
81%
43787
72%
**59
99%
[Somchem S335]*
<<locked>>
92%
27035
44%
**36
90%
Vihtavuori N110
<<locked>>
81%
42206
69%
**57
100%
Vihtavuori N120
<<locked>>
81%
26687
44%
**26
99%
[Vihtavuori N130]*
<<locked>>
82%
23612
39%
**50
92%
[Vihtavuori N133]*
<<locked>>
88%
23873
39%
**47
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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