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Load data for .300 Weath. Mag. + .308 | 165gr | Hornady SST InterLock

Recommended Powder(s):

.300 Weath. Mag. + .308 | 165gr | Hornady SST InterLock

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 165gr | Hornady SST InterLock
Manufacturer SKU:
30452
Bullet Weight:
165gr | 10.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.270" | 32.3mm
Caliber:
.300 Weath. Mag. load data
Case Length (l3):
2.824" | 71.7mm
Cartridge Length (C.O.L.):
3.507" | 89.1mm
Seated Depth:
0.587" | 14.9mm
Shank Seated Depth:
0.387" | 9.8mm
Case Capacity:
98.9 Grains of Water | 6.42 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B2684_C379
Last updated:
2025-01-01
Recommended Twist Rate:
1:13 - 1:11

Load data for 146 loads in caliber .300 Weath. Mag. with .308 | 165gr | Hornady SST InterLock bullet and 73 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 2208
<<locked>>
85%
56811
89%
**86
100%
ADI AR 2209
<<locked>>
96%
57348
90%
**84
98%
ADI AR 2213
<<locked>>
97%
53664
84%
**45
97%
[ADI AR 2225]*
<<locked>>
97%
34432
54%
**71
93%
Accurate 2700
<<locked>>
86%
57363
90%
**56
99%
Accurate 3100
<<locked>>
97%
52953
83%
**63
99%
Accurate 4350
<<locked>>
90%
57130
90%
**48
100%
[Accurate MAGPRO]*
<<locked>>
97%
51663
81%
**31
94%
Alliant Reloder- TS 15.5
<<locked>>
84%
57217
90%
**99
100%
Alliant Reloder-16
<<locked>>
92%
56782
89%
**94
100%
Alliant Reloder-17
<<locked>>
87%
56666
89%
**94
100%
Alliant Reloder-19
<<locked>>
96%
57363
90%
**87
99%
Alliant Reloder-22
<<locked>>
97%
52852
83%
**48
98%
Alliant Reloder-23
<<locked>>
97%
49690
78%
**76
100%
Alliant Reloder-25
<<locked>>
97%
43410
68%
**90
99%
Alliant Reloder-26 👍
<<locked>>
96%
56782
89%
**63
100%
Hodgdon H380
<<locked>>
84%
56855
89%
**09
100%
Hodgdon H414
<<locked>>
86%
56826
89%
**64
99%
Hodgdon H4350
<<locked>>
93%
56956
89%
**12
99%
Hodgdon H4831
<<locked>>
97%
48892
77%
**10
95%
Hodgdon H4831 SC
<<locked>>
97%
56188
88%
**38
97%
Hodgdon Hybrid 100V
<<locked>>
94%
57116
89%
**09
100%
Hodgdon LVR
<<locked>>
89%
56913
89%
**51
100%
[Hodgdon Retumbo]*
<<locked>>
97%
34432
54%
**71
93%
Hodgdon Superperformance
<<locked>>
89%
57116
90%
**04
99%
Hodgdon VARGET
<<locked>>
85%
57276
90%
**89
100%
Hodgdon TrailBoss
<<locked>>
96%
34954
55%
**57
100%
IMR 4064
<<locked>>
85%
56724
89%
**76
100%
IMR 4166 Enduron
<<locked>>
86%
56695
89%
**76
99%
IMR 4350
<<locked>>
92%
56985
89%
**12
99%
IMR 4451 Enduron
<<locked>>
87%
56710
89%
**99
99%
IMR 4831
<<locked>>
95%
56840
89%
**31
100%
IMR 4955 Enduron
<<locked>>
97%
54752
86%
**76
96%
IMR 7828 SSC
<<locked>>
97%
54592
86%
**81
97%
Lovex S062
<<locked>>
83%
57334
90%
**66
100%
Lovex S065
<<locked>>
89%
57435
90%
**02
100%
Lovex S070
<<locked>>
91%
57406
90%
**25
100%
Lovex S071
<<locked>>
97%
44164
69%
**12
98%
Norma 204
<<locked>>
91%
57406
90%
**64
98%
Norma MRP
<<locked>>
97%
56188
88%
**36
99%
Norma URP
<<locked>>
91%
56971
89%
**54
100%
Ramshot Hunter 👍
<<locked>>
92%
57305
90%
**74
100%
Ramshot Magnum
<<locked>>
97%
51488
81%
**09
98%
ReloadSwiss RS 14
<<locked>>
96%
35592
56%
**96
100%
ReloadSwiss RS 50
<<locked>>
84%
57159
90%
**99
100%
ReloadSwiss RS 60
<<locked>>
88%
56811
89%
**10
100%
ReloadSwiss RS 62
<<locked>>
90%
57392
90%
**71
100%
ReloadSwiss RS 70 👍
<<locked>>
91%
57101
89%
**23
100%
ReloadSwiss RS 76
<<locked>>
97%
42076
66%
**10
97%
Rottweil R 903
<<locked>>
86%
56695
89%
**89
100%
Rottweil R 904
<<locked>>
95%
57334
90%
**28
97%
Rottweil R 905
<<locked>>
96%
57159
90%
**74
99%
Rottweil R 907
<<locked>>
88%
57174
90%
**05
99%
SNPE Vectan SP 11
<<locked>>
85%
57363
90%
**35
100%
SNPE Vectan Tubal 5000
<<locked>>
86%
57392
90%
**64
100%
SNPE Vectan Tubal 7000
<<locked>>
89%
56898
89%
**53
99%
Shooters World Long Rifle
<<locked>>
89%
57435
90%
**02
100%
Shooters World Precision
<<locked>>
83%
57334
90%
**66
100%
Somchem S355
<<locked>>
86%
57276
90%
**92
100%
Somchem S361
<<locked>>
94%
56985
89%
**82
97%
Somchem S365
<<locked>>
93%
57159
90%
**61
100%
Somchem S385
<<locked>>
96%
56710
89%
**31
99%
Vihtavuori N135
<<locked>>
87%
56898
89%
**00
100%
Vihtavuori N150
<<locked>>
91%
56768
89%
**40
100%
Vihtavuori N160
<<locked>>
88%
57087
89%
**12
100%
Vihtavuori N165
<<locked>>
97%
48617
76%
**77
97%
Vihtavuori N550
<<locked>>
88%
56768
89%
**48
100%
Vihtavuori N555 👍
<<locked>>
97%
55521
87%
**51
100%
Vihtavuori N560
<<locked>>
97%
52924
83%
**61
96%
[Vihtavuori N565]*
<<locked>>
97%
44831
70%
**94
94%
Winchester 6.5 StaBALL
<<locked>>
90%
57174
90%
**89
100%
Winchester 760
<<locked>>
86%
56826
89%
**64
99%
Winchester StaBALL HD 👍
<<locked>>
97%
45310
71%
**35
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
50386
79%
**77
100%
[ADI AR 2209]*
<<locked>>
81%
35128
55%
**18
92%
[ADI AR 2213]*
<<locked>>
85%
36274
57%
**67
90%
[ADI AR 2225]*
<<locked>>
93%
30545
48%
**46
90%
Accurate 2700
<<locked>>
81%
48544
76%
**08
98%
[Accurate 3100]*
<<locked>>
81%
30748
48%
**97
94%
Accurate 4350
<<locked>>
81%
41727
65%
**72
99%
[Accurate MAGPRO]*
<<locked>>
90%
40683
64%
**05
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
51372
80%
**10
100%
Alliant Reloder-16
<<locked>>
81%
40321
63%
**82
99%
Alliant Reloder-17
<<locked>>
81%
46093
72%
**10
100%
[Alliant Reloder-19]*
<<locked>>
81%
35056
55%
**28
92%
[Alliant Reloder-22]*
<<locked>>
82%
31531
49%
**66
90%
Alliant Reloder-23
<<locked>>
81%
29559
46%
**20
97%
[Alliant Reloder-25]*
<<locked>>
81%
26368
41%
**08
90%
Alliant Reloder-26
<<locked>>
81%
31894
50%
**41
95%
Hodgdon H380
<<locked>>
81%
52185
82%
**36
100%
Hodgdon H414
<<locked>>
81%
47268
74%
**94
98%
Hodgdon H4350
<<locked>>
81%
38711
61%
**67
95%
[Hodgdon H4831]*
<<locked>>
88%
37144
58%
**51
90%
[Hodgdon H4831 SC]*
<<locked>>
85%
37144
58%
**51
90%
Hodgdon Hybrid 100V
<<locked>>
81%
37826
59%
**74
99%
Hodgdon LVR
<<locked>>
81%
44483
70%
**25
99%
[Hodgdon Retumbo]*
<<locked>>
93%
30545
48%
**46
90%
Hodgdon Superperformance
<<locked>>
81%
42554
67%
**31
97%
Hodgdon VARGET
<<locked>>
81%
50212
79%
**77
100%
Hodgdon TrailBoss
<<locked>>
81%
27775
44%
**96
100%
IMR 4064
<<locked>>
81%
49574
78%
**58
100%
IMR 4166 Enduron
<<locked>>
81%
48675
76%
**31
98%
IMR 4350
<<locked>>
81%
40669
64%
**07
96%
IMR 4451 Enduron
<<locked>>
81%
46833
73%
**18
98%
IMR 4831
<<locked>>
81%
36303
57%
**35
98%
[IMR 4955 Enduron]*
<<locked>>
83%
35940
56%
**89
90%
[IMR 7828 SSC]*
<<locked>>
85%
36027
56%
**80
90%
Lovex S062
<<locked>>
81%
53330
84%
**10
100%
Lovex S065
<<locked>>
81%
44048
69%
**62
98%
Lovex S070
<<locked>>
81%
42409
66%
**49
97%
[Lovex S071]*
<<locked>>
81%
26382
41%
**62
91%
[Norma 204]*
<<locked>>
81%
40495
63%
**43
94%
[Norma MRP]*
<<locked>>
81%
31937
50%
**08
92%
Norma URP
<<locked>>
81%
41176
65%
**72
99%
Ramshot Hunter
<<locked>>
81%
40089
63%
**49
97%
[Ramshot Magnum]*
<<locked>>
83%
30574
48%
**26
90%
ReloadSwiss RS 14
<<locked>>
81%
28398
44%
**39
100%
ReloadSwiss RS 50
<<locked>>
81%
52156
82%
**23
99%
ReloadSwiss RS 60
<<locked>>
81%
44469
70%
**10
100%
ReloadSwiss RS 62
<<locked>>
81%
41539
65%
**99
99%
ReloadSwiss RS 70
<<locked>>
81%
40089
63%
**99
98%
[ReloadSwiss RS 76]*
<<locked>>
88%
30893
48%
**82
90%
Rottweil R 903
<<locked>>
81%
48965
77%
**61
100%
[Rottweil R 904]*
<<locked>>
81%
36593
57%
**18
91%
[Rottweil R 905]*
<<locked>>
81%
34214
54%
**12
92%
Rottweil R 907
<<locked>>
81%
45295
71%
**89
97%
SNPE Vectan SP 11
<<locked>>
81%
50169
79%
**20
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
49487
78%
**56
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
43439
68%
**13
97%
Shooters World Long Rifle
<<locked>>
81%
44048
69%
**62
98%
Shooters World Precision
<<locked>>
81%
53330
84%
**10
100%
Somchem S355
<<locked>>
81%
48791
76%
**58
100%
[Somchem S361]*
<<locked>>
81%
37289
58%
**98
90%
Somchem S365
<<locked>>
81%
37492
59%
**13
100%
[Somchem S385]*
<<locked>>
81%
34650
54%
**89
93%
Vihtavuori N135
<<locked>>
81%
47674
75%
**69
100%
Vihtavuori N150
<<locked>>
81%
42105
66%
**00
100%
Vihtavuori N160
<<locked>>
81%
44599
70%
**99
99%
[Vihtavuori N165]*
<<locked>>
82%
30182
47%
**64
90%
Vihtavuori N550
<<locked>>
81%
44976
70%
**41
99%
Vihtavuori N555
<<locked>>
81%
32880
52%
**05
97%
[Vihtavuori N560]*
<<locked>>
86%
36898
58%
**13
90%
[Vihtavuori N565]*
<<locked>>
90%
35679
56%
**80
90%
Winchester 6.5 StaBALL
<<locked>>
81%
41727
65%
**26
100%
Winchester 760
<<locked>>
81%
47268
74%
**94
98%
Winchester StaBALL HD
<<locked>>
81%
23743
37%
**00
96%

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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