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

Recommended Powder(s): Alliant Reloder-16, Hodgdon H414, ReloadSwiss RS 62, ReloadSwiss RS 70, Winchester 760

.300 Win. 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 Win. Mag. load data
Case Length (l3):
2.620" | 66.5mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.600" | 15.2mm
Shank Seated Depth:
0.400" | 10.2mm
Case Capacity:
90.5 Grains of Water | 5.88 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
62366 psi | 4300 bar
LID:
LID_B2684_C380
Last updated:
2025-02-02
Recommended Twist Rate:
1:12 - 1:10

Load data for 174 loads in caliber .300 Win. Mag. with .308 | 165gr | Hornady SST InterLock bullet and 87 powders such as Alliant Reloder-16, Hodgdon H414, ReloadSwiss RS 62, ReloadSwiss RS 70, Winchester 760. 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>>
88%
56101
90%
**30
100%
ADI AR 2209
<<locked>>
97%
52562
84%
**53
97%
[ADI AR 2213]*
<<locked>>
97%
46543
75%
**61
93%
Accurate 2700
<<locked>>
88%
55869
90%
**77
98%
Accurate 3100
<<locked>>
97%
45411
73%
**95
98%
Accurate 4064
<<locked>>
86%
55782
89%
**97
100%
Accurate 4350
<<locked>>
93%
55622
89%
**86
100%
Alliant Reloder- TS 15.5
<<locked>>
87%
55796
89%
**40
100%
Alliant Reloder-15
<<locked>>
85%
55709
89%
**56
100%
Alliant Reloder-16 👍
<<locked>>
95%
55854
90%
**31
100%
Alliant Reloder-17
<<locked>>
90%
55637
89%
**38
100%
Alliant Reloder-19
<<locked>>
97%
51576
83%
**33
97%
Alliant Reloder-22
<<locked>>
97%
45194
72%
**61
95%
Alliant Reloder-23
<<locked>>
97%
42656
68%
**18
100%
Alliant Reloder-25
<<locked>>
97%
37826
61%
**20
96%
Alliant Reloder-26
<<locked>>
97%
48501
78%
**95
99%
[Bofors RP15]*
<<locked>>
97%
41466
66%
**82
94%
Bofors RP3
<<locked>>
87%
55448
89%
**33
100%
Bofors RP5
<<locked>>
97%
45194
72%
**61
95%
Bofors RP7
<<locked>>
91%
55912
90%
**30
98%
Hodgdon CFE223
<<locked>>
85%
55941
90%
**92
100%
Hodgdon H380
<<locked>>
86%
55956
90%
**49
100%
Hodgdon H414 👍
<<locked>>
90%
56115
90%
**09
99%
Hodgdon H4350
<<locked>>
96%
55492
89%
**36
98%
[Hodgdon H4831]*
<<locked>>
97%
43439
70%
**43
92%
[Hodgdon H4831 SC]*
<<locked>>
97%
48820
78%
**58
94%
Hodgdon Hybrid 100V
<<locked>>
97%
55608
89%
**49
100%
Hodgdon LVR
<<locked>>
92%
55767
89%
**92
100%
Hodgdon Superperformance
<<locked>>
92%
55999
90%
**38
99%
Hodgdon VARGET
<<locked>>
88%
56101
90%
**30
100%
Hodgdon TrailBoss
<<locked>>
96%
34447
55%
**95
100%
IMR 3031
<<locked>>
84%
55521
89%
**00
100%
IMR 4064
<<locked>>
88%
55999
90%
**20
100%
IMR 4166 Enduron
<<locked>>
89%
55579
89%
**00
99%
IMR 4350
<<locked>>
94%
55463
89%
**36
98%
IMR 4451 Enduron
<<locked>>
90%
55840
90%
**33
99%
IMR 4831
<<locked>>
97%
52344
84%
**20
100%
IMR 4895
<<locked>>
84%
55622
89%
**59
100%
[IMR 4955 Enduron]*
<<locked>>
97%
48501
78%
**12
94%
[IMR 7828 SSC]*
<<locked>>
97%
47790
77%
**94
94%
Lovex S062
<<locked>>
86%
55825
90%
**07
100%
Lovex S065
<<locked>>
92%
56101
90%
**27
99%
Lovex S070
<<locked>>
93%
55535
89%
**43
99%
Lovex S071
<<locked>>
97%
37898
61%
**44
96%
Norma 201
<<locked>>
83%
56101
90%
**00
100%
Norma 203B
<<locked>>
85%
55666
89%
**46
100%
Norma 204
<<locked>>
94%
56043
90%
**86
97%
Norma MRP
<<locked>>
97%
48124
77%
**56
97%
Norma URP
<<locked>>
94%
55579
89%
**92
100%
Ramshot Big Game
<<locked>>
85%
55637
89%
**63
100%
Ramshot Grand
<<locked>>
97%
50995
82%
**72
95%
Ramshot Hunter
<<locked>>
95%
56101
90%
**18
99%
Ramshot Magnum
<<locked>>
97%
43772
70%
**12
95%
ReloadSwiss RS 14
<<locked>>
97%
35331
57%
**41
100%
ReloadSwiss RS 50
<<locked>>
86%
55564
89%
**27
99%
ReloadSwiss RS 60
<<locked>>
89%
56072
90%
**45
100%
ReloadSwiss RS 62 👍
<<locked>>
94%
55912
90%
**12
100%
ReloadSwiss RS 70 👍
<<locked>>
94%
55550
89%
**58
100%
[ReloadSwiss RS 76]*
<<locked>>
97%
36492
59%
**07
93%
Rottweil R 902
<<locked>>
85%
55738
89%
**90
100%
Rottweil R 903
<<locked>>
88%
55187
88%
**30
100%
Rottweil R 904
<<locked>>
97%
54172
87%
**30
96%
Rottweil R 905
<<locked>>
97%
50908
82%
**23
97%
Rottweil R 907
<<locked>>
91%
55912
90%
**30
98%
SNPE Vectan SP 11
<<locked>>
88%
55419
89%
**69
100%
SNPE Vectan SP 9
<<locked>>
83%
55796
89%
**27
100%
SNPE Vectan Tubal 5000
<<locked>>
88%
55463
89%
**99
100%
SNPE Vectan Tubal 7000
<<locked>>
92%
55811
89%
**81
99%
Shooters World Long Rifle
<<locked>>
92%
56101
90%
**27
99%
Shooters World Precision
<<locked>>
86%
55825
90%
**07
100%
Somchem S355
<<locked>>
89%
55985
90%
**36
100%
Somchem S361
<<locked>>
97%
56014
90%
**13
95%
Somchem S365
<<locked>>
97%
55376
89%
**09
100%
Somchem S385
<<locked>>
97%
51068
82%
**94
97%
Vihtavuori N133
<<locked>>
84%
55767
89%
**92
100%
Vihtavuori N135
<<locked>>
90%
55840
90%
**48
100%
Vihtavuori N140
<<locked>>
85%
56115
90%
**64
100%
Vihtavuori N150
<<locked>>
94%
55521
89%
**87
100%
Vihtavuori N160
<<locked>>
92%
55927
90%
**53
100%
Vihtavuori N165
<<locked>>
97%
42409
68%
**23
95%
Vihtavuori N540
<<locked>>
85%
55695
89%
**87
100%
Vihtavuori N550
<<locked>>
91%
56101
90%
**02
100%
Vihtavuori N555
<<locked>>
97%
47805
77%
**00
100%
[Vihtavuori N560]*
<<locked>>
97%
45905
74%
**87
93%
Winchester 6.5 StaBALL
<<locked>>
93%
55811
89%
**30
100%
Winchester 760 👍
<<locked>>
90%
56115
90%
**09
99%
Winchester StaBALL HD
<<locked>>
97%
35824
57%
**35
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
45687
73%
**49
99%
[ADI AR 2209]*
<<locked>>
84%
34606
55%
**66
90%
[ADI AR 2213]*
<<locked>>
91%
38841
62%
**90
90%
Accurate 2700
<<locked>>
81%
43772
70%
**61
95%
[Accurate 3100]*
<<locked>>
81%
26963
43%
**56
90%
Accurate 4064
<<locked>>
81%
47790
77%
**72
100%
Accurate 4350
<<locked>>
81%
36332
58%
**25
97%
Alliant Reloder- TS 15.5
<<locked>>
81%
46108
74%
**76
100%
Alliant Reloder-15
<<locked>>
81%
49139
79%
**44
100%
Alliant Reloder-16
<<locked>>
81%
35694
57%
**35
97%
Alliant Reloder-17
<<locked>>
81%
40205
64%
**66
99%
[Alliant Reloder-19]*
<<locked>>
84%
33779
54%
**46
90%
[Alliant Reloder-22]*
<<locked>>
88%
33750
54%
**89
90%
[Alliant Reloder-23]*
<<locked>>
81%
25933
42%
**62
94%
[Alliant Reloder-25]*
<<locked>>
88%
28181
45%
**34
90%
[Alliant Reloder-26]*
<<locked>>
81%
27456
44%
**61
91%
[Bofors RP15]*
<<locked>>
91%
34229
55%
**98
90%
Bofors RP3
<<locked>>
81%
46209
74%
**89
100%
[Bofors RP5]*
<<locked>>
88%
33750
54%
**89
90%
Bofors RP7
<<locked>>
81%
40814
65%
**48
95%
Hodgdon CFE223
<<locked>>
81%
48066
77%
**61
99%
Hodgdon H380
<<locked>>
81%
46659
75%
**89
99%
Hodgdon H414
<<locked>>
81%
41872
67%
**49
96%
[Hodgdon H4350]*
<<locked>>
81%
34505
55%
**23
92%
[Hodgdon H4831]*
<<locked>>
94%
39871
64%
**67
90%
[Hodgdon H4831 SC]*
<<locked>>
91%
40176
64%
**74
90%
Hodgdon Hybrid 100V
<<locked>>
81%
32938
53%
**26
98%
Hodgdon LVR
<<locked>>
81%
39233
63%
**77
97%
[Hodgdon Superperformance]*
<<locked>>
81%
37463
60%
**71
94%
Hodgdon VARGET
<<locked>>
81%
45165
72%
**43
99%
Hodgdon TrailBoss
<<locked>>
81%
27499
44%
**44
100%
IMR 3031
<<locked>>
81%
50299
81%
**25
100%
IMR 4064
<<locked>>
81%
44817
72%
**23
99%
IMR 4166 Enduron
<<locked>>
81%
44280
71%
**90
96%
[IMR 4350]*
<<locked>>
81%
36463
58%
**72
93%
IMR 4451 Enduron
<<locked>>
81%
42206
68%
**77
96%
IMR 4831
<<locked>>
81%
31850
51%
**97
95%
IMR 4895
<<locked>>
81%
50488
81%
**71
100%
[IMR 4955 Enduron]*
<<locked>>
89%
38522
62%
**12
90%
[IMR 7828 SSC]*
<<locked>>
91%
39247
63%
**03
90%
Lovex S062
<<locked>>
81%
47877
77%
**76
100%
Lovex S065
<<locked>>
81%
39494
63%
**25
97%
Lovex S070
<<locked>>
81%
37913
61%
**02
95%
[Lovex S071]*
<<locked>>
86%
27050
43%
**59
90%
Norma 201
<<locked>>
81%
52344
84%
**41
100%
Norma 203B
<<locked>>
81%
48646
78%
**35
100%
[Norma 204]*
<<locked>>
81%
35679
57%
**79
91%
[Norma MRP]*
<<locked>>
84%
31169
50%
**49
90%
Norma URP
<<locked>>
81%
36303
58%
**18
97%
Ramshot Big Game
<<locked>>
81%
48602
78%
**51
100%
[Ramshot Grand]*
<<locked>>
89%
38653
62%
**07
90%
[Ramshot Hunter]*
<<locked>>
81%
35201
56%
**05
94%
[Ramshot Magnum]*
<<locked>>
89%
33330
53%
**56
90%
ReloadSwiss RS 14
<<locked>>
81%
27876
45%
**80
100%
ReloadSwiss RS 50
<<locked>>
81%
46862
75%
**76
98%
ReloadSwiss RS 60
<<locked>>
81%
42859
69%
**28
100%
ReloadSwiss RS 62
<<locked>>
81%
35911
58%
**38
97%
ReloadSwiss RS 70
<<locked>>
81%
35114
56%
**31
95%
[ReloadSwiss RS 76]*
<<locked>>
94%
33156
53%
**05
90%
Rottweil R 902
<<locked>>
81%
49951
80%
**95
100%
Rottweil R 903
<<locked>>
81%
43453
70%
**30
100%
[Rottweil R 904]*
<<locked>>
85%
37260
60%
**89
90%
[Rottweil R 905]*
<<locked>>
84%
33054
53%
**43
90%
Rottweil R 907
<<locked>>
81%
40814
65%
**48
95%
SNPE Vectan SP 11
<<locked>>
81%
44498
71%
**82
100%
SNPE Vectan SP 9
<<locked>>
81%
52054
83%
**74
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
44962
72%
**48
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
39015
63%
**75
95%
Shooters World Long Rifle
<<locked>>
81%
39494
63%
**25
97%
Shooters World Precision
<<locked>>
81%
47877
77%
**76
100%
Somchem S355
<<locked>>
81%
43613
70%
**26
100%
[Somchem S361]*
<<locked>>
87%
39711
64%
**15
90%
Somchem S365
<<locked>>
81%
32619
52%
**72
99%
[Somchem S385]*
<<locked>>
81%
30951
50%
**61
90%
Vihtavuori N133
<<locked>>
81%
50662
81%
**26
100%
Vihtavuori N135
<<locked>>
81%
42598
68%
**41
100%
Vihtavuori N140
<<locked>>
81%
49559
79%
**66
100%
Vihtavuori N150
<<locked>>
81%
37405
60%
**75
100%
Vihtavuori N160
<<locked>>
81%
39421
63%
**57
98%
[Vihtavuori N165]*
<<locked>>
88%
32010
51%
**77
90%
Vihtavuori N540
<<locked>>
81%
49400
79%
**92
100%
Vihtavuori N550
<<locked>>
81%
39784
64%
**97
98%
[Vihtavuori N555]*
<<locked>>
81%
28210
45%
**51
94%
[Vihtavuori N560]*
<<locked>>
92%
39494
63%
**36
90%
Winchester 6.5 StaBALL
<<locked>>
81%
37144
60%
**98
99%
Winchester 760
<<locked>>
81%
41872
67%
**49
96%
[Winchester StaBALL HD]*
<<locked>>
81%
22916
37%
**00
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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