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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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    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 2206H
<<locked>>
83%
56115
90%
**68
100%
ADI AR 2208
<<locked>>
88%
55651
89%
**51
100%
ADI AR 2209
<<locked>>
97%
51184
82%
**48
95%
Accurate 2700
<<locked>>
89%
55535
89%
**86
97%
Accurate 3100
<<locked>>
97%
43714
70%
**71
96%
Accurate 4064
<<locked>>
86%
55550
89%
**18
100%
Accurate 4350
<<locked>>
94%
55579
89%
**07
100%
Alliant Reloder- TS 15.5
<<locked>>
88%
55941
90%
**61
100%
Alliant Reloder-15
<<locked>>
86%
55579
89%
**77
100%
Alliant Reloder-16 👍
<<locked>>
96%
55434
89%
**53
100%
Alliant Reloder-17
<<locked>>
91%
55811
89%
**69
100%
Alliant Reloder-19
<<locked>>
97%
49980
80%
**18
95%
[Alliant Reloder-22]*
<<locked>>
97%
44208
71%
**46
94%
Alliant Reloder-23
<<locked>>
97%
41843
67%
**10
99%
[Alliant Reloder-25]*
<<locked>>
97%
36898
59%
**89
94%
Alliant Reloder-26
<<locked>>
97%
47152
76%
**87
99%
Hodgdon CFE223
<<locked>>
86%
55492
89%
**00
100%
Hodgdon H380
<<locked>>
87%
56057
90%
**74
99%
Hodgdon H414
<<locked>>
90%
55825
90%
**30
98%
Hodgdon H4350
<<locked>>
97%
55361
89%
**61
97%
[Hodgdon H4831 SC]*
<<locked>>
97%
47718
77%
**46
92%
Hodgdon Hybrid 100V
<<locked>>
97%
53925
86%
**54
100%
Hodgdon LVR
<<locked>>
93%
55840
90%
**04
99%
Hodgdon Superperformance
<<locked>>
93%
55970
90%
**63
98%
Hodgdon VARGET
<<locked>>
89%
55999
90%
**51
100%
Hodgdon TrailBoss
<<locked>>
97%
34635
56%
**93
100%
IMR 3031
<<locked>>
85%
55521
89%
**38
100%
IMR 4064
<<locked>>
89%
55564
89%
**35
100%
IMR 4166 Enduron
<<locked>>
90%
56028
90%
**22
98%
IMR 4350
<<locked>>
95%
55854
90%
**61
98%
IMR 4451 Enduron
<<locked>>
91%
55463
89%
**48
98%
IMR 4831
<<locked>>
97%
50923
82%
**18
99%
IMR 4895
<<locked>>
85%
55288
89%
**84
100%
[IMR 4955 Enduron]*
<<locked>>
97%
47805
77%
**04
92%
[IMR 7828 SSC]*
<<locked>>
97%
46659
75%
**86
92%
Lovex S060
<<locked>>
84%
55985
90%
**05
100%
Lovex S062
<<locked>>
86%
55622
89%
**35
100%
Lovex S065
<<locked>>
93%
55753
89%
**45
99%
Lovex S070
<<locked>>
94%
55869
90%
**68
98%
[Lovex S071]*
<<locked>>
97%
36941
59%
**20
94%
Norma 201
<<locked>>
84%
55448
89%
**22
100%
Norma 202
<<locked>>
83%
55999
90%
**22
100%
Norma 203B
<<locked>>
86%
56043
90%
**77
100%
Norma 204
<<locked>>
95%
56072
90%
**00
96%
Norma MRP
<<locked>>
97%
46369
74%
**28
96%
Norma URP 👍
<<locked>>
95%
55854
90%
**14
100%
Ramshot Big Game
<<locked>>
86%
56028
90%
**91
100%
Ramshot Hunter
<<locked>>
96%
55927
90%
**33
99%
[Ramshot Magnum]*
<<locked>>
97%
42569
68%
**81
93%
ReloadSwiss RS 14
<<locked>>
96%
34925
56%
**32
100%
ReloadSwiss RS 50
<<locked>>
87%
55448
89%
**45
98%
ReloadSwiss RS 52
<<locked>>
86%
56086
90%
**00
100%
ReloadSwiss RS 60
<<locked>>
92%
55347
89%
**89
100%
ReloadSwiss RS 62 👍
<<locked>>
94%
55709
89%
**40
100%
ReloadSwiss RS 70
<<locked>>
95%
55898
90%
**89
100%
Rottweil R 902
<<locked>>
85%
55448
89%
**15
100%
Rottweil R 903
<<locked>>
90%
55970
90%
**64
100%
[Rottweil R 904]*
<<locked>>
97%
52692
84%
**09
94%
Rottweil R 905
<<locked>>
97%
48921
78%
**99
95%
Rottweil R 907
<<locked>>
92%
55898
90%
**51
98%
SNPE Vectan SP 11
<<locked>>
89%
55956
90%
**04
100%
SNPE Vectan SP 9
<<locked>>
84%
55927
90%
**58
100%
SNPE Vectan Tubal 3000
<<locked>>
83%
55927
90%
**49
100%
SNPE Vectan Tubal 5000
<<locked>>
89%
55999
90%
**33
100%
SNPE Vectan Tubal 7000
<<locked>>
93%
55796
89%
**92
98%
Shooters World Long Rifle
<<locked>>
93%
55753
89%
**45
99%
Shooters World Precision
<<locked>>
86%
55622
89%
**35
100%
Somchem S335
<<locked>>
84%
56086
90%
**53
100%
Somchem S355
<<locked>>
89%
55666
89%
**58
100%
[Somchem S361]*
<<locked>>
97%
54244
87%
**05
94%
Somchem S365 👍
<<locked>>
97%
54418
87%
**20
100%
Somchem S385
<<locked>>
97%
49835
80%
**86
96%
Vihtavuori N133
<<locked>>
85%
55550
89%
**20
100%
Vihtavuori N135
<<locked>>
91%
55448
89%
**72
100%
Vihtavuori N140
<<locked>>
85%
55347
89%
**82
100%
Vihtavuori N150
<<locked>>
94%
55419
89%
**15
100%
Vihtavuori N160
<<locked>>
92%
55811
89%
**71
100%
[Vihtavuori N165]*
<<locked>>
97%
41249
66%
**02
93%
Vihtavuori N540
<<locked>>
85%
55492
89%
**12
100%
Vihtavuori N550 👍
<<locked>>
92%
56014
90%
**20
100%
Vihtavuori N555
<<locked>>
97%
46601
75%
**89
99%
Winchester 6.5 StaBALL
<<locked>>
94%
55521
89%
**41
100%
Winchester 760
<<locked>>
90%
55825
90%
**30
98%
Winchester StaBALL HD
<<locked>>
97%
34592
55%
**17
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.

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