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Load data for .300 H & H Mag. + .308 | 150gr | Hornady InterLock RN

Recommended Powder(s): Alliant Reloder-16, Norma URP, ReloadSwiss RS 62, Somchem S365, Vihtavuori N550

.300 H & H Mag. + .308 | 150gr | Hornady InterLock RN

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 150gr | Hornady InterLock RN
Manufacturer SKU:
3035
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
0.905" | 23.0mm
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:
0.209" | 5.3mm
Shank Seated Depth:
0.209" | 5.3mm
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_B2670_C357
Last updated:
2025-01-01

Load data for 168 loads in caliber .300 H & H Mag. with .308 | 150gr | Hornady InterLock RN bullet and 84 powders such as Alliant Reloder-16, Norma URP, ReloadSwiss RS 62, Somchem S365, 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".

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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
83%
90%
100%
ADI AR 2208
88%
89%
100%
ADI AR 2209
97%
82%
95%
Accurate 2700
89%
89%
97%
Accurate 3100
97%
70%
96%
Accurate 4064
86%
89%
100%
Accurate 4350
94%
89%
100%
Alliant Reloder- TS 15.5
88%
90%
100%
Alliant Reloder-15
86%
89%
100%
Alliant Reloder-16
96%
89%
100%
Alliant Reloder-17
91%
89%
100%
Alliant Reloder-19
97%
80%
95%
Alliant Reloder-22
97%
71%
94%
Alliant Reloder-23
97%
67%
99%
Alliant Reloder-25
97%
59%
94%
Alliant Reloder-26
97%
76%
99%
Hodgdon CFE223
86%
89%
100%
Hodgdon H380
87%
90%
99%
Hodgdon H414
90%
90%
98%
Hodgdon H4350
97%
89%
97%
Hodgdon H4831 SC
97%
77%
92%
Hodgdon Hybrid 100V
97%
86%
100%
Hodgdon LVR
93%
90%
99%
Hodgdon Superperformance
93%
90%
98%
Hodgdon VARGET
89%
90%
100%
Hodgdon TrailBoss
97%
56%
100%
IMR 3031
85%
89%
100%
IMR 4064
89%
89%
100%
IMR 4166 Enduron
90%
90%
98%
IMR 4350
95%
90%
98%
IMR 4451 Enduron
91%
89%
98%
IMR 4831
97%
82%
99%
IMR 4895
85%
89%
100%
IMR 4955 Enduron
97%
77%
92%
IMR 7828 SSC
97%
75%
92%
Lovex S060
84%
90%
100%
Lovex S062
86%
89%
100%
Lovex S065
93%
89%
99%
Lovex S070
94%
90%
98%
Lovex S071
97%
59%
94%
Norma 201
84%
89%
100%
Norma 202
83%
90%
100%
Norma 203B
86%
90%
100%
Norma 204
95%
90%
96%
Norma MRP
97%
74%
96%
Norma URP
95%
90%
100%
Ramshot Big Game
86%
90%
100%
Ramshot Hunter
96%
90%
99%
Ramshot Magnum
97%
68%
93%
ReloadSwiss RS 14
96%
56%
100%
ReloadSwiss RS 50
87%
89%
98%
ReloadSwiss RS 52
86%
90%
100%
ReloadSwiss RS 60
92%
89%
100%
ReloadSwiss RS 62
94%
89%
100%
ReloadSwiss RS 70
95%
90%
100%
Rottweil R 902
85%
89%
100%
Rottweil R 903
90%
90%
100%
Rottweil R 904
97%
84%
94%
Rottweil R 905
97%
78%
95%
Rottweil R 907
92%
90%
98%
SNPE Vectan SP 11
89%
90%
100%
SNPE Vectan SP 9
84%
90%
100%
SNPE Vectan Tubal 3000
83%
90%
100%
SNPE Vectan Tubal 5000
89%
90%
100%
SNPE Vectan Tubal 7000
93%
89%
98%
Shooters World Long Rifle
93%
89%
99%
Shooters World Precision
86%
89%
100%
Somchem S335
84%
90%
100%
Somchem S355
89%
89%
100%
Somchem S361
97%
87%
94%
Somchem S365
97%
87%
100%
Somchem S385
97%
80%
96%
Vihtavuori N133
85%
89%
100%
Vihtavuori N135
91%
89%
100%
Vihtavuori N140
85%
89%
100%
Vihtavuori N150
94%
89%
100%
Vihtavuori N160
92%
89%
100%
Vihtavuori N165
97%
66%
93%
Vihtavuori N540
85%
89%
100%
Vihtavuori N550
92%
90%
100%
Vihtavuori N555
97%
75%
99%
Winchester 6.5 StaBALL
94%
89%
100%
Winchester 760
90%
90%
98%
Winchester StaBALL HD
97%
55%
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
52576
84%
**09
100%
ADI AR 2208
<<locked>>
81%
44541
71%
**41
99%
[ADI AR 2209]*
<<locked>>
87%
37695
60%
**36
90%
[Accurate 2700]*
<<locked>>
81%
42888
69%
**56
94%
[Accurate 3100]*
<<locked>>
85%
29066
47%
**13
90%
Accurate 4064
<<locked>>
81%
46731
75%
**84
100%
Accurate 4350
<<locked>>
81%
35172
56%
**94
95%
Alliant Reloder- TS 15.5
<<locked>>
81%
44570
71%
**64
100%
Alliant Reloder-15
<<locked>>
81%
47935
77%
**46
99%
Alliant Reloder-16
<<locked>>
81%
34650
56%
**10
95%
Alliant Reloder-17
<<locked>>
81%
39160
63%
**44
99%
[Alliant Reloder-19]*
<<locked>>
87%
36738
59%
**23
90%
[Alliant Reloder-22]*
<<locked>>
92%
37014
59%
**72
90%
[Alliant Reloder-23]*
<<locked>>
81%
25237
40%
**25
91%
[Alliant Reloder-25]*
<<locked>>
91%
30298
49%
**92
90%
[Alliant Reloder-26]*
<<locked>>
83%
28398
46%
**79
90%
Hodgdon CFE223
<<locked>>
81%
46717
75%
**49
99%
Hodgdon H380
<<locked>>
81%
45324
73%
**77
98%
[Hodgdon H414]*
<<locked>>
81%
40408
65%
**22
94%
[Hodgdon H4350]*
<<locked>>
81%
33649
54%
**98
90%
[Hodgdon H4831 SC]*
<<locked>>
94%
43395
70%
**54
90%
Hodgdon Hybrid 100V
<<locked>>
81%
32184
52%
**02
96%
Hodgdon LVR
<<locked>>
81%
38000
61%
**59
96%
[Hodgdon Superperformance]*
<<locked>>
81%
36550
59%
**46
92%
Hodgdon VARGET
<<locked>>
81%
44237
71%
**38
99%
Hodgdon TrailBoss
<<locked>>
81%
27485
44%
**32
100%
IMR 3031
<<locked>>
81%
49008
79%
**40
100%
IMR 4064
<<locked>>
81%
43714
70%
**22
99%
IMR 4166 Enduron
<<locked>>
81%
43207
69%
**82
95%
[IMR 4350]*
<<locked>>
81%
35302
57%
**44
91%
[IMR 4451 Enduron]*
<<locked>>
81%
41321
66%
**62
94%
[IMR 4831]*
<<locked>>
81%
30763
49%
**59
93%
IMR 4895
<<locked>>
81%
49240
79%
**72
100%
[IMR 4955 Enduron]*
<<locked>>
93%
41901
67%
**85
90%
[IMR 7828 SSC]*
<<locked>>
94%
42540
68%
**90
90%
Lovex S060
<<locked>>
81%
51677
83%
**36
100%
Lovex S062
<<locked>>
81%
46963
75%
**87
100%
Lovex S065
<<locked>>
81%
38682
62%
**10
95%
[Lovex S070]*
<<locked>>
81%
36825
59%
**77
93%
[Lovex S071]*
<<locked>>
90%
29066
47%
**13
90%
Norma 201
<<locked>>
81%
51227
82%
**53
100%
Norma 202
<<locked>>
81%
51938
83%
**53
100%
Norma 203B
<<locked>>
81%
47442
76%
**33
99%
[Norma 204]*
<<locked>>
83%
37333
60%
**23
90%
[Norma MRP]*
<<locked>>
87%
33533
54%
**07
90%
Norma URP
<<locked>>
81%
35012
56%
**90
95%
Ramshot Big Game
<<locked>>
81%
47297
76%
**46
99%
[Ramshot Hunter]*
<<locked>>
81%
34185
55%
**74
93%
[Ramshot Magnum]*
<<locked>>
92%
36085
58%
**23
90%
ReloadSwiss RS 14
<<locked>>
81%
27760
45%
**72
100%
ReloadSwiss RS 50
<<locked>>
81%
45614
73%
**67
97%
ReloadSwiss RS 52
<<locked>>
81%
46920
75%
**43
100%
ReloadSwiss RS 60
<<locked>>
81%
37840
61%
**35
99%
ReloadSwiss RS 62
<<locked>>
81%
34853
56%
**07
95%
[ReloadSwiss RS 70]*
<<locked>>
81%
34171
55%
**03
94%
Rottweil R 902
<<locked>>
81%
48747
78%
**97
100%
Rottweil R 903
<<locked>>
81%
42163
68%
**15
99%
[Rottweil R 904]*
<<locked>>
88%
40292
65%
**66
90%
[Rottweil R 905]*
<<locked>>
88%
36158
58%
**13
90%
[Rottweil R 907]*
<<locked>>
81%
39784
64%
**33
93%
SNPE Vectan SP 11
<<locked>>
81%
43366
70%
**71
99%
SNPE Vectan SP 9
<<locked>>
81%
51082
82%
**76
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
52402
84%
**94
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
43918
70%
**43
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
37811
61%
**51
93%
Shooters World Long Rifle
<<locked>>
81%
38682
62%
**10
95%
Shooters World Precision
<<locked>>
81%
46963
75%
**87
100%
Somchem S335
<<locked>>
81%
51967
83%
**87
100%
Somchem S355
<<locked>>
81%
42685
68%
**22
99%
[Somchem S361]*
<<locked>>
90%
43134
69%
**82
90%
Somchem S365
<<locked>>
81%
31372
50%
**44
98%
[Somchem S385]*
<<locked>>
85%
33228
53%
**15
90%
Vihtavuori N133
<<locked>>
81%
49284
79%
**28
100%
Vihtavuori N135
<<locked>>
81%
41626
67%
**46
100%
Vihtavuori N140
<<locked>>
81%
48559
78%
**71
100%
Vihtavuori N150
<<locked>>
81%
36405
58%
**57
99%
Vihtavuori N160
<<locked>>
81%
38174
61%
**36
96%
[Vihtavuori N165]*
<<locked>>
91%
34722
56%
**41
90%
Vihtavuori N540
<<locked>>
81%
48167
77%
**97
100%
Vihtavuori N550
<<locked>>
81%
38537
62%
**76
96%
[Vihtavuori N555]*
<<locked>>
81%
27369
44%
**16
92%
Winchester 6.5 StaBALL
<<locked>>
81%
36114
58%
**77
98%
[Winchester 760]*
<<locked>>
81%
40408
65%
**22
94%
[Winchester StaBALL HD]*
<<locked>>
84%
24729
40%
**54
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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