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Load data for .340 Weath. Mag. + .338 | 250gr | Hornady InterLock RN

Recommended Powder(s): Alliant Reloder-26, Norma 204, Norma MRP, Somchem S385, Winchester StaBALL HD

.340 Weath. Mag. + .338 | 250gr | Hornady InterLock RN

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 250gr | Hornady InterLock RN
Manufacturer SKU:
3330
Bullet Weight:
250gr | 16.2g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.188" | 30.2mm
Caliber:
.340 Weath. Mag. load data
Case Length (l3):
2.825" | 71.8mm
Cartridge Length (C.O.L.):
3.620" | 91.9mm
Seated Depth:
0.393" | 10.0mm
Shank Seated Depth:
0.393" | 10.0mm
Case Capacity:
100.0 Grains of Water | 6.49 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B2755_C476
Last updated:
2025-02-02

Load data for 148 loads in caliber .340 Weath. Mag. with .338 | 250gr | Hornady InterLock RN bullet and 74 powders such as Alliant Reloder-26, Norma 204, Norma MRP, Somchem S385, Winchester StaBALL HD. 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>>
84%
57101
89%
**21
100%
ADI AR 2209
<<locked>>
95%
57290
90%
**20
99%
ADI AR 2213
<<locked>>
97%
53795
84%
**00
98%
[ADI AR 2217]*
<<locked>>
97%
39639
62%
**41
94%
ADI AR 2225
<<locked>>
97%
34780
54%
**85
96%
Accurate 2700
<<locked>>
85%
56739
89%
**92
100%
Accurate 3100
<<locked>>
97%
53534
84%
**25
100%
Accurate 4350
<<locked>>
89%
56768
89%
**77
100%
Accurate MAGPRO
<<locked>>
97%
52852
83%
**10
96%
Alliant Reloder- TS 15.5
<<locked>>
84%
56652
89%
**18
100%
Alliant Reloder-16
<<locked>>
91%
56869
89%
**13
100%
Alliant Reloder-17
<<locked>>
87%
57217
90%
**26
100%
Alliant Reloder-19
<<locked>>
96%
57392
90%
**23
99%
Alliant Reloder-22
<<locked>>
97%
53200
83%
**03
99%
Alliant Reloder-23
<<locked>>
97%
50517
79%
**31
100%
Alliant Reloder-25
<<locked>>
97%
43947
69%
**75
100%
Alliant Reloder-26 👍
<<locked>>
96%
56797
89%
**99
100%
[Hodgdon H1000]*
<<locked>>
97%
39639
62%
**41
94%
Hodgdon H380
<<locked>>
83%
56913
89%
**41
100%
Hodgdon H414
<<locked>>
86%
56811
89%
**03
100%
Hodgdon H4350
<<locked>>
93%
57377
90%
**57
100%
Hodgdon H4831
<<locked>>
97%
49951
78%
**92
97%
Hodgdon H4831 SC
<<locked>>
97%
56318
88%
**87
98%
Hodgdon Hybrid 100V
<<locked>>
93%
57159
90%
**44
100%
Hodgdon LVR
<<locked>>
88%
56797
89%
**80
100%
Hodgdon Retumbo
<<locked>>
97%
34780
54%
**85
96%
Hodgdon Superperformance
<<locked>>
88%
56985
89%
**36
100%
Hodgdon VARGET
<<locked>>
85%
57101
89%
**21
100%
IMR 4064
<<locked>>
85%
57348
90%
**08
100%
IMR 4166 Enduron
<<locked>>
86%
57261
90%
**15
100%
IMR 4350
<<locked>>
91%
57406
90%
**57
100%
IMR 4451 Enduron
<<locked>>
87%
57217
90%
**44
100%
IMR 4831
<<locked>>
95%
56956
89%
**61
100%
IMR 4955 Enduron
<<locked>>
97%
55463
87%
**35
98%
IMR 7828 SSC
<<locked>>
97%
55463
87%
**43
98%
Lovex S065
<<locked>>
89%
57174
90%
**31
100%
Lovex S070
<<locked>>
90%
57116
90%
**54
100%
Lovex S071
<<locked>>
97%
45165
71%
**93
99%
Norma 204 👍
<<locked>>
91%
57087
89%
**94
99%
[Norma 217]*
<<locked>>
97%
30647
48%
**06
93%
Norma MRP 👍
<<locked>>
97%
56956
89%
**79
100%
Norma URP
<<locked>>
90%
56710
89%
**80
100%
Ramshot Hunter
<<locked>>
91%
57319
90%
**07
100%
Ramshot Magnum
<<locked>>
97%
51909
81%
**67
99%
ReloadSwiss RS 50
<<locked>>
84%
57406
90%
**41
100%
ReloadSwiss RS 60
<<locked>>
88%
57101
89%
**40
100%
ReloadSwiss RS 62
<<locked>>
90%
57246
90%
**03
100%
ReloadSwiss RS 70
<<locked>>
91%
57406
90%
**62
100%
ReloadSwiss RS 76
<<locked>>
97%
42786
67%
**05
99%
[ReloadSwiss RS 80]*
<<locked>>
97%
38232
60%
**80
92%
Rottweil R 903
<<locked>>
85%
56840
89%
**18
100%
Rottweil R 904
<<locked>>
95%
57392
90%
**71
98%
Rottweil R 905
<<locked>>
96%
57421
90%
**20
99%
Rottweil R 907
<<locked>>
88%
57101
89%
**38
100%
SNPE Vectan SP 11
<<locked>>
85%
57305
90%
**61
100%
SNPE Vectan Tubal 5000
<<locked>>
85%
57116
89%
**00
100%
SNPE Vectan Tubal 7000
<<locked>>
89%
57305
90%
**98
100%
Shooters World Long Rifle
<<locked>>
89%
57174
90%
**31
100%
Somchem S355
<<locked>>
85%
57145
90%
**18
100%
Somchem S361
<<locked>>
94%
57101
89%
**44
98%
Somchem S365
<<locked>>
93%
57406
90%
**90
100%
Somchem S385 👍
<<locked>>
96%
57116
90%
**84
100%
Vihtavuori N135
<<locked>>
86%
57043
89%
**33
100%
Vihtavuori N150
<<locked>>
90%
56985
89%
**82
100%
Vihtavuori N160
<<locked>>
88%
56797
89%
**41
100%
Vihtavuori N165
<<locked>>
97%
50024
78%
**69
99%
Vihtavuori N550
<<locked>>
88%
57145
90%
**87
100%
Vihtavuori N555
<<locked>>
97%
56391
88%
**00
100%
Vihtavuori N560
<<locked>>
97%
53519
84%
**30
98%
Vihtavuori N565
<<locked>>
97%
45643
72%
**79
96%
[Vihtavuori N568]*
<<locked>>
97%
39537
62%
**93
92%
Winchester 6.5 StaBALL
<<locked>>
89%
56797
89%
**21
100%
Winchester 760
<<locked>>
86%
56811
89%
**03
100%
Winchester StaBALL HD 👍
<<locked>>
97%
46601
73%
**03
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
51401
81%
**36
100%
[ADI AR 2209]*
<<locked>>
81%
35853
56%
**33
94%
[ADI AR 2213]*
<<locked>>
81%
32039
50%
**60
90%
[ADI AR 2217]*
<<locked>>
91%
32445
51%
**64
90%
[ADI AR 2225]*
<<locked>>
89%
27108
42%
**65
90%
Accurate 2700
<<locked>>
81%
49516
78%
**87
99%
Accurate 3100
<<locked>>
81%
31502
49%
**21
96%
Accurate 4350
<<locked>>
81%
42670
67%
**64
100%
[Accurate MAGPRO]*
<<locked>>
86%
36013
56%
**85
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
52344
82%
**62
100%
Alliant Reloder-16
<<locked>>
81%
41046
64%
**64
100%
Alliant Reloder-17
<<locked>>
81%
46920
74%
**82
100%
[Alliant Reloder-19]*
<<locked>>
81%
35766
56%
**33
94%
[Alliant Reloder-22]*
<<locked>>
81%
31560
49%
**70
92%
Alliant Reloder-23
<<locked>>
81%
30327
48%
**47
99%
[Alliant Reloder-25]*
<<locked>>
81%
26629
42%
**49
93%
Alliant Reloder-26
<<locked>>
81%
32619
51%
**59
98%
[Hodgdon H1000]*
<<locked>>
91%
32445
51%
**64
90%
Hodgdon H380
<<locked>>
81%
52953
83%
**89
100%
Hodgdon H414
<<locked>>
81%
48283
76%
**72
99%
Hodgdon H4350
<<locked>>
81%
39465
62%
**59
97%
[Hodgdon H4831]*
<<locked>>
84%
32750
51%
**41
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
33562
53%
**60
90%
Hodgdon Hybrid 100V
<<locked>>
81%
38479
60%
**59
100%
Hodgdon LVR
<<locked>>
81%
45382
71%
**07
100%
[Hodgdon Retumbo]*
<<locked>>
89%
27108
42%
**65
90%
Hodgdon Superperformance
<<locked>>
81%
43598
68%
**20
98%
Hodgdon VARGET
<<locked>>
81%
50821
80%
**26
100%
IMR 4064
<<locked>>
81%
50473
79%
**10
100%
IMR 4166 Enduron
<<locked>>
81%
49298
77%
**97
99%
IMR 4350
<<locked>>
81%
41365
65%
**02
97%
IMR 4451 Enduron
<<locked>>
81%
47674
75%
**90
99%
IMR 4831
<<locked>>
81%
36970
58%
**39
99%
[IMR 4955 Enduron]*
<<locked>>
81%
34113
53%
**44
91%
[IMR 7828 SSC]*
<<locked>>
81%
32561
51%
**83
90%
Lovex S065
<<locked>>
81%
44976
70%
**41
99%
Lovex S070
<<locked>>
81%
43149
68%
**31
98%
[Lovex S071]*
<<locked>>
81%
27137
43%
**06
94%
Norma 204
<<locked>>
81%
41133
64%
**28
96%
[Norma 217]*
<<locked>>
93%
27064
42%
**98
90%
Norma MRP
<<locked>>
81%
32779
51%
**33
95%
Norma URP
<<locked>>
81%
42105
66%
**51
100%
Ramshot Hunter
<<locked>>
81%
40872
64%
**44
99%
[Ramshot Magnum]*
<<locked>>
81%
28950
45%
**98
91%
ReloadSwiss RS 50
<<locked>>
81%
52939
83%
**75
100%
ReloadSwiss RS 60
<<locked>>
81%
45368
71%
**75
100%
ReloadSwiss RS 62
<<locked>>
81%
42351
66%
**74
100%
ReloadSwiss RS 70
<<locked>>
81%
40915
64%
**90
99%
[ReloadSwiss RS 76]*
<<locked>>
84%
27543
43%
**98
90%
[ReloadSwiss RS 80]*
<<locked>>
94%
34766
54%
**02
90%
Rottweil R 903
<<locked>>
81%
49850
78%
**23
100%
[Rottweil R 904]*
<<locked>>
81%
37391
59%
**26
94%
[Rottweil R 905]*
<<locked>>
81%
34780
55%
**13
94%
Rottweil R 907
<<locked>>
81%
46195
72%
**64
98%
SNPE Vectan SP 11
<<locked>>
81%
51155
80%
**79
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
50618
79%
**18
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
44251
69%
**95
98%
Shooters World Long Rifle
<<locked>>
81%
44976
70%
**41
99%
Somchem S355
<<locked>>
81%
49821
78%
**20
100%
[Somchem S361]*
<<locked>>
81%
37898
59%
**13
93%
Somchem S365
<<locked>>
81%
38479
60%
**11
100%
Somchem S385
<<locked>>
81%
35491
56%
**03
95%
Vihtavuori N135
<<locked>>
81%
48718
76%
**25
100%
Vihtavuori N150
<<locked>>
81%
42931
67%
**79
100%
Vihtavuori N160
<<locked>>
81%
45368
71%
**70
100%
[Vihtavuori N165]*
<<locked>>
81%
29805
47%
**65
92%
Vihtavuori N550
<<locked>>
81%
45730
72%
**10
100%
Vihtavuori N555
<<locked>>
81%
33837
53%
**16
99%
[Vihtavuori N560]*
<<locked>>
82%
32779
51%
**10
90%
[Vihtavuori N565]*
<<locked>>
86%
31227
49%
**74
90%
[Vihtavuori N568]*
<<locked>>
94%
36013
56%
**15
90%
Winchester 6.5 StaBALL
<<locked>>
81%
42351
66%
**15
100%
Winchester 760
<<locked>>
81%
48283
76%
**72
99%
Winchester StaBALL HD
<<locked>>
81%
24526
38%
**41
98%

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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