top of page

Load data for .340 Weath. Mag. + .338 | 250gr | Woodleigh RN SN

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

.340 Weath. Mag. + .338 | 250gr | Woodleigh RN SN

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 250gr | Woodleigh RN SN
Manufacturer SKU:
56
Bullet Weight:
250gr | 16.2g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.226" | 31.1mm
Caliber:
.340 Weath. Mag. load data
Case Length (l3):
2.825" | 71.8mm
Cartridge Length (C.O.L.):
3.620" | 91.9mm
Seated Depth:
0.431" | 11.0mm
Shank Seated Depth:
0.431" | 11.0mm
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_B12105_C476
Last updated:
2026-01-20

Load data for 160 loads in caliber .340 Weath. Mag. with .338 | 250gr | Woodleigh RN SN bullet and 80 powders such as Alliant Reloder-26, Norma 204, Norma MRP, Ramshot Hunter, 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".

  • No data yet

  • 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.

    .

    Loading_icon.gif

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%
57261
90%
**18
100%
ADI AR 2209
<<locked>>
96%
56985
89%
**13
99%
ADI AR 2213
<<locked>>
97%
53258
83%
**94
98%
[ADI AR 2217]*
<<locked>>
97%
39073
61%
**21
94%
ADI AR 2225
<<locked>>
97%
34737
54%
**85
96%
Accurate 2700
<<locked>>
86%
57334
90%
**95
100%
Accurate 3100
<<locked>>
97%
52707
83%
**12
100%
Accurate 4350
<<locked>>
90%
57087
89%
**74
100%
Accurate MAGPRO
<<locked>>
97%
51721
81%
**84
96%
Alliant Reloder- TS 15.5
<<locked>>
84%
57101
89%
**21
100%
Alliant Reloder-16
<<locked>>
92%
57377
90%
**20
100%
Alliant Reloder-17
<<locked>>
87%
56753
89%
**17
100%
Alliant Reloder-19
<<locked>>
96%
57261
90%
**17
99%
Alliant Reloder-22
<<locked>>
97%
52605
82%
**87
99%
Alliant Reloder-23
<<locked>>
97%
50314
79%
**28
100%
Alliant Reloder-25
<<locked>>
97%
43569
68%
**66
100%
Alliant Reloder-26 👍
<<locked>>
96%
56739
89%
**95
100%
[Baschieri & Pellagri 109]*
<<locked>>
97%
52547
82%
**05
94%
Bofors RP15
<<locked>>
97%
48428
76%
**25
98%
Bofors RP3
<<locked>>
84%
56913
89%
**21
100%
Bofors RP30
<<locked>>
97%
39276
62%
**80
95%
Bofors RP5
<<locked>>
97%
52605
82%
**87
99%
Bofors RP7
<<locked>>
88%
57363
90%
**38
100%
[Hodgdon H1000]*
<<locked>>
97%
39073
61%
**21
94%
Hodgdon H380
<<locked>>
84%
57145
90%
**41
100%
Hodgdon H414
<<locked>>
86%
57232
90%
**07
100%
Hodgdon H4350
<<locked>>
93%
56884
89%
**48
100%
Hodgdon H4831
<<locked>>
97%
49661
78%
**82
96%
Hodgdon H4831 SC
<<locked>>
97%
55753
87%
**74
98%
Hodgdon Hybrid 100V
<<locked>>
93%
56913
89%
**38
100%
Hodgdon LVR
<<locked>>
88%
57159
90%
**84
100%
Hodgdon Retumbo
<<locked>>
97%
34737
54%
**85
96%
Hodgdon Superperformance
<<locked>>
89%
56956
89%
**30
100%
Hodgdon VARGET
<<locked>>
85%
57261
90%
**18
100%
IMR 4064
<<locked>>
85%
56826
89%
**98
100%
IMR 4166 Enduron
<<locked>>
86%
56956
89%
**05
100%
IMR 4350
<<locked>>
91%
56913
89%
**48
100%
IMR 4451 Enduron
<<locked>>
87%
57246
90%
**35
100%
IMR 4831
<<locked>>
95%
57232
90%
**64
100%
IMR 4955 Enduron
<<locked>>
97%
54592
86%
**18
97%
IMR 7828 SSC
<<locked>>
97%
54926
86%
**26
98%
Lovex S065
<<locked>>
89%
56913
89%
**25
100%
Lovex S070
<<locked>>
90%
57392
90%
**57
100%
Lovex S071
<<locked>>
97%
44338
69%
**74
99%
Norma 204 👍
<<locked>>
91%
57435
90%
**97
99%
[Norma 217]*
<<locked>>
97%
30574
48%
**03
93%
Norma MRP 👍
<<locked>>
97%
55854
88%
**69
100%
Norma URP
<<locked>>
91%
57116
90%
**84
100%
Ramshot Grand
<<locked>>
96%
56652
89%
**62
99%
Ramshot Hunter 👍
<<locked>>
91%
57145
90%
**03
100%
Ramshot Magnum
<<locked>>
97%
50966
80%
**51
99%
ReloadSwiss RS 50
<<locked>>
83%
56826
89%
**35
100%
ReloadSwiss RS 60
<<locked>>
85%
56594
89%
**13
100%
ReloadSwiss RS 62
<<locked>>
90%
56884
89%
**97
100%
ReloadSwiss RS 70
<<locked>>
91%
57435
90%
**56
100%
ReloadSwiss RS 76
<<locked>>
97%
42163
66%
**89
98%
Rottweil R 903
<<locked>>
86%
57058
89%
**18
100%
Rottweil R 904
<<locked>>
94%
56768
89%
**61
98%
Rottweil R 905
<<locked>>
96%
57261
90%
**13
99%
Rottweil R 907
<<locked>>
88%
57363
90%
**38
100%
SNPE Vectan SP 11
<<locked>>
85%
57014
89%
**54
100%
SNPE Vectan Tubal 5000
<<locked>>
85%
57334
90%
**00
100%
SNPE Vectan Tubal 7000
<<locked>>
89%
57058
89%
**92
100%
Shooters World Long Rifle
<<locked>>
89%
56913
89%
**25
100%
Somchem S355
<<locked>>
86%
56811
89%
**18
100%
Somchem S361
<<locked>>
94%
57232
90%
**41
98%
Somchem S365
<<locked>>
93%
57145
90%
**84
100%
Somchem S385
<<locked>>
96%
57188
90%
**77
100%
Vihtavuori N135
<<locked>>
87%
57145
90%
**33
100%
Vihtavuori N150
<<locked>>
90%
56695
89%
**72
100%
Vihtavuori N160
<<locked>>
88%
57217
90%
**44
100%
Vihtavuori N165
<<locked>>
97%
49168
77%
**52
99%
Vihtavuori N550
<<locked>>
88%
57406
90%
**87
100%
Vihtavuori N555
<<locked>>
97%
56188
88%
**97
100%
Vihtavuori N560
<<locked>>
97%
53098
83%
**20
97%
Vihtavuori N565
<<locked>>
97%
45121
71%
**72
96%
[Vihtavuori N568]*
<<locked>>
97%
39262
62%
**87
92%
Winchester 6.5 StaBALL
<<locked>>
90%
57145
90%
**25
100%
Winchester 760
<<locked>>
86%
57232
90%
**07
100%
Winchester StaBALL HD 👍
<<locked>>
97%
45397
71%
**84
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
51024
80%
**33
100%
[ADI AR 2209]*
<<locked>>
81%
35563
56%
**29
94%
[ADI AR 2213]*
<<locked>>
82%
32372
51%
**67
90%
[ADI AR 2217]*
<<locked>>
91%
32460
51%
**64
90%
[ADI AR 2225]*
<<locked>>
89%
27006
42%
**56
90%
Accurate 2700
<<locked>>
81%
49255
77%
**77
99%
Accurate 3100
<<locked>>
81%
31198
49%
**08
96%
Accurate 4350
<<locked>>
81%
42293
66%
**51
100%
[Accurate MAGPRO]*
<<locked>>
86%
35853
56%
**85
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
51938
81%
**49
100%
Alliant Reloder-16
<<locked>>
81%
40567
64%
**57
100%
Alliant Reloder-17
<<locked>>
81%
46572
73%
**72
100%
[Alliant Reloder-19]*
<<locked>>
81%
35476
56%
**26
94%
[Alliant Reloder-22]*
<<locked>>
81%
31169
49%
**57
92%
Alliant Reloder-23
<<locked>>
81%
30037
47%
**41
99%
[Alliant Reloder-25]*
<<locked>>
81%
26237
41%
**36
93%
Alliant Reloder-26
<<locked>>
81%
32155
50%
**46
97%
[Baschieri & Pellagri 109]*
<<locked>>
89%
40973
64%
**88
90%
[Bofors RP15]*
<<locked>>
81%
29167
46%
**05
91%
Bofors RP3
<<locked>>
81%
52272
82%
**62
100%
[Bofors RP30]*
<<locked>>
88%
30182
47%
**64
90%
[Bofors RP5]*
<<locked>>
81%
31169
49%
**57
92%
Bofors RP7
<<locked>>
81%
45861
72%
**61
98%
[Hodgdon H1000]*
<<locked>>
91%
32460
51%
**64
90%
Hodgdon H380
<<locked>>
81%
52620
82%
**79
100%
Hodgdon H414
<<locked>>
81%
47848
75%
**59
99%
Hodgdon H4350
<<locked>>
81%
39146
61%
**56
97%
[Hodgdon H4831]*
<<locked>>
84%
32851
51%
**41
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
33083
52%
**51
90%
Hodgdon Hybrid 100V
<<locked>>
81%
38087
60%
**46
100%
Hodgdon LVR
<<locked>>
81%
44773
70%
**90
100%
[Hodgdon Retumbo]*
<<locked>>
89%
27006
42%
**56
90%
Hodgdon Superperformance
<<locked>>
81%
42960
67%
**10
98%
Hodgdon VARGET
<<locked>>
81%
50430
79%
**20
100%
IMR 4064
<<locked>>
81%
50053
78%
**03
100%
IMR 4166 Enduron
<<locked>>
81%
48936
77%
**84
99%
IMR 4350
<<locked>>
81%
41046
64%
**88
97%
IMR 4451 Enduron
<<locked>>
81%
47065
74%
**77
99%
IMR 4831
<<locked>>
81%
36593
57%
**26
99%
[IMR 4955 Enduron]*
<<locked>>
81%
33837
53%
**31
91%
[IMR 7828 SSC]*
<<locked>>
81%
32198
50%
**70
90%
Lovex S065
<<locked>>
81%
44628
70%
**38
99%
Lovex S070
<<locked>>
81%
42815
67%
**18
98%
[Lovex S071]*
<<locked>>
81%
26803
42%
**00
93%
Norma 204
<<locked>>
81%
40843
64%
**18
96%
[Norma 217]*
<<locked>>
93%
27079
42%
**01
90%
Norma MRP
<<locked>>
81%
32532
51%
**23
95%
Norma URP
<<locked>>
81%
41742
65%
**41
100%
[Ramshot Grand]*
<<locked>>
81%
33011
52%
**10
91%
Ramshot Hunter
<<locked>>
81%
40567
64%
**34
98%
[Ramshot Magnum]*
<<locked>>
81%
28703
45%
**85
91%
ReloadSwiss RS 50
<<locked>>
81%
52489
82%
**66
100%
ReloadSwiss RS 60
<<locked>>
81%
49284
77%
**12
100%
ReloadSwiss RS 62
<<locked>>
81%
42032
66%
**74
100%
ReloadSwiss RS 70
<<locked>>
81%
40408
63%
**80
99%
[ReloadSwiss RS 76]*
<<locked>>
84%
27543
43%
**98
90%
Rottweil R 903
<<locked>>
81%
49313
77%
**16
100%
[Rottweil R 904]*
<<locked>>
81%
36956
58%
**13
93%
[Rottweil R 905]*
<<locked>>
81%
34461
54%
**10
94%
Rottweil R 907
<<locked>>
81%
45861
72%
**61
98%
SNPE Vectan SP 11
<<locked>>
81%
50546
79%
**66
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
50212
79%
**15
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
43947
69%
**92
98%
Shooters World Long Rifle
<<locked>>
81%
44628
70%
**38
99%
Somchem S355
<<locked>>
81%
49429
77%
**10
100%
[Somchem S361]*
<<locked>>
81%
37449
59%
**00
92%
Somchem S365
<<locked>>
81%
38087
60%
**98
100%
Somchem S385
<<locked>>
81%
35056
55%
**90
95%
Vihtavuori N135
<<locked>>
81%
48225
76%
**18
100%
Vihtavuori N150
<<locked>>
81%
42525
67%
**72
100%
Vihtavuori N160
<<locked>>
81%
45034
71%
**67
100%
[Vihtavuori N165]*
<<locked>>
81%
29544
46%
**56
92%
Vihtavuori N550
<<locked>>
81%
45397
71%
**07
100%
Vihtavuori N555
<<locked>>
81%
33475
52%
**10
99%
[Vihtavuori N560]*
<<locked>>
82%
32895
52%
**13
90%
[Vihtavuori N565]*
<<locked>>
86%
31517
49%
**80
90%
[Vihtavuori N568]*
<<locked>>
94%
36201
57%
**11
90%
Winchester 6.5 StaBALL
<<locked>>
81%
42119
66%
**08
100%
Winchester 760
<<locked>>
81%
47848
75%
**59
99%
Winchester StaBALL HD
<<locked>>
81%
24221
38%
**31
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

bottom of page