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Load data for .300 H & H Mag. + .308 | 240gr | Sierra HPBT LR MatchKing

Recommended Powder(s): ADI AR 2209, Alliant Reloder-19, Alliant Reloder-22, Norma MRP, Ramshot Magnum

.300 H & H Mag. + .308 | 240gr | Sierra HPBT LR MatchKing

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 240gr | Sierra HPBT LR MatchKing
Manufacturer SKU:
9245
Bullet Weight:
240gr | 15.6g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.590" | 40.4mm
Caliber:
.300 H & H Mag. load data
Case Length (l3):
2.850" | 72.4mm
Cartridge Length (C.O.L.):
3.546" | 90.1mm
Seated Depth:
0.894" | 22.7mm
Shank Seated Depth:
0.638" | 16.2mm
Case Capacity:
85.9 Grains of Water | 5.58 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
62366 psi | 4300 bar
LID:
LID_B5912_C357
Last updated:
2025-01-01
Recommended Twist Rate:
1:11 - 1:9

Load data for 132 loads in caliber .300 H & H Mag. with .308 | 240gr | Sierra HPBT LR MatchKing bullet and 66 powders such as ADI AR 2209, Alliant Reloder-19, Alliant Reloder-22, Norma MRP, Ramshot Magnum. 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 2209 👍
<<locked>>
93%
56115
90%
**03
100%
ADI AR 2213
<<locked>>
96%
55477
89%
**33
99%
ADI AR 2217
<<locked>>
97%
41829
67%
**13
97%
ADI AR 2225
<<locked>>
97%
36724
59%
**74
98%
Accurate 2700
<<locked>>
83%
55579
89%
**79
100%
Accurate 3100
<<locked>>
96%
55883
90%
**54
100%
Accurate 4350
<<locked>>
87%
55985
90%
**57
100%
Accurate MAGPRO
<<locked>>
97%
55637
89%
**56
98%
Alliant Reloder-16
<<locked>>
89%
56086
90%
**93
100%
Alliant Reloder-17
<<locked>>
84%
55651
89%
**90
100%
Alliant Reloder-19 👍
<<locked>>
93%
55506
89%
**93
100%
Alliant Reloder-22 👍
<<locked>>
97%
56072
90%
**43
100%
Alliant Reloder-23
<<locked>>
97%
53490
86%
**67
100%
Alliant Reloder-25
<<locked>>
97%
46833
75%
**34
100%
Alliant Reloder-26
<<locked>>
94%
56057
90%
**82
100%
Hodgdon H1000
<<locked>>
97%
41829
67%
**13
97%
Hodgdon H414
<<locked>>
84%
55753
89%
**80
100%
Hodgdon H4350
<<locked>>
91%
56072
90%
**41
100%
Hodgdon H4831
<<locked>>
97%
52634
84%
**41
98%
Hodgdon H4831 SC
<<locked>>
95%
55535
89%
**80
99%
Hodgdon Hybrid 100V
<<locked>>
91%
56072
90%
**25
100%
Hodgdon LVR
<<locked>>
86%
55796
89%
**57
100%
Hodgdon Retumbo
<<locked>>
97%
36724
59%
**74
98%
Hodgdon Superperformance
<<locked>>
86%
55492
89%
**13
100%
IMR 4166 Enduron
<<locked>>
83%
55405
89%
**88
100%
IMR 4350
<<locked>>
89%
55680
89%
**34
100%
IMR 4451 Enduron
<<locked>>
84%
55347
89%
**15
100%
IMR 4831
<<locked>>
92%
55898
90%
**44
100%
IMR 4955 Enduron
<<locked>>
96%
55985
90%
**51
99%
IMR 7828 SSC
<<locked>>
95%
56115
90%
**56
99%
[IMR 8133 Enduron]*
<<locked>>
97%
32880
53%
**88
94%
Lovex S065
<<locked>>
86%
55637
89%
**05
100%
Lovex S070
<<locked>>
87%
55361
89%
**28
100%
Lovex S071
<<locked>>
97%
47398
76%
**39
100%
Norma 204
<<locked>>
88%
55927
90%
**80
100%
Norma 217
<<locked>>
97%
32938
53%
**15
97%
Norma MRP 👍
<<locked>>
95%
56115
90%
**62
100%
Norma URP
<<locked>>
88%
56115
90%
**61
100%
Ramshot Hunter
<<locked>>
89%
55985
90%
**87
100%
Ramshot Magnum 👍
<<locked>>
97%
55187
88%
**16
100%
ReloadSwiss RS 60
<<locked>>
85%
55535
89%
**10
100%
ReloadSwiss RS 62
<<locked>>
87%
55999
90%
**80
100%
ReloadSwiss RS 70
<<locked>>
88%
55680
89%
**26
100%
ReloadSwiss RS 76
<<locked>>
97%
45339
73%
**80
100%
ReloadSwiss RS 80
<<locked>>
97%
40466
65%
**62
95%
Rottweil R 904
<<locked>>
92%
56043
90%
**54
99%
Rottweil R 905
<<locked>>
94%
55695
89%
**93
100%
Rottweil R 907
<<locked>>
86%
56043
90%
**25
100%
SNPE Vectan Tubal 7000
<<locked>>
87%
55129
88%
**75
100%
Shooters World Long Rifle
<<locked>>
86%
55637
89%
**05
100%
Somchem S361
<<locked>>
91%
56043
90%
**31
99%
Somchem S365
<<locked>>
90%
55970
90%
**64
100%
Somchem S385
<<locked>>
93%
55724
89%
**64
100%
Vihtavuori N135
<<locked>>
84%
56072
90%
**10
100%
Vihtavuori N150
<<locked>>
88%
55811
89%
**59
100%
Vihtavuori N160
<<locked>>
86%
55999
90%
**25
100%
Vihtavuori N165
<<locked>>
97%
52837
85%
**11
100%
Vihtavuori N550
<<locked>>
85%
55405
89%
**57
100%
Vihtavuori N555
<<locked>>
95%
56057
90%
**87
100%
Vihtavuori N560
<<locked>>
96%
56057
90%
**66
99%
Vihtavuori N565
<<locked>>
97%
48515
78%
**41
98%
Vihtavuori N568
<<locked>>
97%
42221
68%
**82
95%
[Vihtavuori N570]*
<<locked>>
97%
40553
65%
**65
92%
Winchester 6.5 StaBALL
<<locked>>
87%
55172
88%
**98
100%
Winchester 760
<<locked>>
84%
55753
89%
**80
100%
Winchester StaBALL HD
<<locked>>
97%
50386
81%
**46
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
37898
61%
**08
97%
[ADI AR 2213]*
<<locked>>
81%
33678
54%
**42
93%
[ADI AR 2217]*
<<locked>>
85%
28471
46%
**11
90%
[ADI AR 2225]*
<<locked>>
82%
23612
38%
**13
90%
Accurate 2700
<<locked>>
81%
51590
83%
**23
100%
Accurate 3100
<<locked>>
81%
33750
54%
**03
98%
Accurate 4350
<<locked>>
81%
45469
73%
**16
100%
[Accurate MAGPRO]*
<<locked>>
81%
32314
52%
**39
91%
Alliant Reloder-16
<<locked>>
81%
43569
70%
**16
100%
Alliant Reloder-17
<<locked>>
81%
49908
80%
**11
100%
Alliant Reloder-19
<<locked>>
81%
37956
61%
**11
97%
Alliant Reloder-22
<<locked>>
81%
33475
54%
**52
95%
Alliant Reloder-23
<<locked>>
81%
32271
52%
**26
100%
Alliant Reloder-25
<<locked>>
81%
28239
45%
**54
97%
Alliant Reloder-26
<<locked>>
81%
34838
56%
**47
99%
[Hodgdon H1000]*
<<locked>>
85%
28471
46%
**11
90%
Hodgdon H414
<<locked>>
81%
50966
82%
**15
100%
Hodgdon H4350
<<locked>>
81%
41510
67%
**21
99%
[Hodgdon H4831]*
<<locked>>
81%
31879
51%
**67
92%
[Hodgdon H4831 SC]*
<<locked>>
81%
35288
57%
**42
94%
Hodgdon Hybrid 100V
<<locked>>
81%
40857
66%
**15
100%
Hodgdon LVR
<<locked>>
81%
47776
77%
**49
100%
[Hodgdon Retumbo]*
<<locked>>
82%
23612
38%
**13
90%
Hodgdon Superperformance
<<locked>>
81%
45948
74%
**75
99%
IMR 4166 Enduron
<<locked>>
81%
51387
82%
**29
100%
IMR 4350
<<locked>>
81%
43772
70%
**60
99%
IMR 4451 Enduron
<<locked>>
81%
49922
80%
**39
100%
IMR 4831
<<locked>>
81%
39131
63%
**01
100%
[IMR 4955 Enduron]*
<<locked>>
81%
35694
57%
**13
94%
[IMR 7828 SSC]*
<<locked>>
81%
34447
55%
**75
94%
[IMR 8133 Enduron]*
<<locked>>
91%
27412
44%
**44
90%
Lovex S065
<<locked>>
81%
47166
76%
**90
100%
Lovex S070
<<locked>>
81%
45440
73%
**83
100%
Lovex S071
<<locked>>
81%
28892
46%
**98
96%
Norma 204
<<locked>>
81%
43685
70%
**93
98%
[Norma 217]*
<<locked>>
86%
23743
38%
**49
90%
Norma MRP
<<locked>>
81%
34737
56%
**15
97%
Norma URP
<<locked>>
81%
44585
71%
**03
100%
Ramshot Hunter
<<locked>>
81%
43265
69%
**03
100%
Ramshot Magnum
<<locked>>
81%
30748
49%
**93
95%
ReloadSwiss RS 60
<<locked>>
81%
48066
77%
**11
100%
ReloadSwiss RS 62
<<locked>>
81%
45034
72%
**29
100%
ReloadSwiss RS 70
<<locked>>
81%
43323
69%
**46
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
26324
42%
**24
92%
[ReloadSwiss RS 80]*
<<locked>>
89%
30719
49%
**42
90%
Rottweil R 904
<<locked>>
81%
39363
63%
**88
96%
Rottweil R 905
<<locked>>
81%
37014
59%
**88
97%
Rottweil R 907
<<locked>>
81%
48341
78%
**10
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
46079
74%
**44
100%
Shooters World Long Rifle
<<locked>>
81%
47166
76%
**90
100%
Somchem S361
<<locked>>
81%
39871
64%
**85
95%
Somchem S365
<<locked>>
81%
41278
66%
**67
100%
Somchem S385
<<locked>>
81%
37565
60%
**75
98%
Vihtavuori N135
<<locked>>
81%
51068
82%
**51
100%
Vihtavuori N150
<<locked>>
81%
44875
72%
**21
100%
Vihtavuori N160
<<locked>>
81%
48051
77%
**20
100%
Vihtavuori N165
<<locked>>
81%
31691
51%
**54
95%
Vihtavuori N550
<<locked>>
81%
48399
78%
**59
100%
Vihtavuori N555
<<locked>>
81%
36274
58%
**95
100%
[Vihtavuori N560]*
<<locked>>
81%
33620
54%
**69
93%
[Vihtavuori N565]*
<<locked>>
81%
28543
46%
**44
91%
[Vihtavuori N568]*
<<locked>>
88%
31691
51%
**49
90%
[Vihtavuori N570]*
<<locked>>
94%
36970
59%
**90
90%
Winchester 6.5 StaBALL
<<locked>>
81%
44744
72%
**60
100%
Winchester 760
<<locked>>
81%
50966
82%
**15
100%
Winchester StaBALL HD
<<locked>>
81%
27311
44%
**49
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.

<<locked>>... you need to buy an access license to unlock the data

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