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Load data for .340 Weath. Mag. + .338 | 250gr | Nosler Partition SP

Recommended Powder(s): Alliant Reloder-26, Hodgdon Superperformance, IMR 4831, Norma 204, Ramshot Hunter

.340 Weath. Mag. + .338 | 250gr | Nosler Partition SP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 250gr | Nosler Partition SP
Manufacturer SKU:
35644
Bullet Weight:
250gr | 16.2g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.375" | 34.9mm
Caliber:
.340 Weath. Mag. load data
Case Length (l3):
2.825" | 71.8mm
Cartridge Length (C.O.L.):
3.620" | 91.9mm
Seated Depth:
0.580" | 14.7mm
Shank Seated Depth:
0.580" | 14.7mm
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_B4147_C476
Last updated:
2025-01-01

Load data for 156 loads in caliber .340 Weath. Mag. with .338 | 250gr | Nosler Partition SP bullet and 78 powders such as Alliant Reloder-26, Hodgdon Superperformance, IMR 4831, Norma 204, Ramshot Hunter. 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 2208
<<locked>>
86%
57203
90%
**05
100%
ADI AR 2209
<<locked>>
97%
57319
90%
**07
99%
ADI AR 2213
<<locked>>
97%
50966
80%
**38
97%
[ADI AR 2217]*
<<locked>>
97%
37231
58%
**65
92%
[ADI AR 2225]*
<<locked>>
97%
33141
52%
**29
94%
Accurate 2700
<<locked>>
87%
57000
89%
**69
99%
Accurate 3100
<<locked>>
97%
50589
79%
**62
100%
Accurate 4064
<<locked>>
84%
57188
90%
**69
100%
Accurate 4350
<<locked>>
91%
56579
89%
**64
100%
Accurate MAGPRO
<<locked>>
97%
49748
78%
**48
95%
Alliant Reloder- TS 15.5
<<locked>>
85%
57101
89%
**08
100%
Alliant Reloder-15
<<locked>>
83%
57188
90%
**28
100%
Alliant Reloder-16
<<locked>>
93%
57101
89%
**10
100%
Alliant Reloder-17
<<locked>>
88%
56927
89%
**07
100%
Alliant Reloder-19
<<locked>>
97%
56289
88%
**87
99%
Alliant Reloder-22
<<locked>>
97%
50082
78%
**44
98%
Alliant Reloder-23
<<locked>>
97%
47543
75%
**82
100%
Alliant Reloder-25
<<locked>>
97%
41713
65%
**23
99%
Alliant Reloder-26 👍
<<locked>>
97%
54360
85%
**56
100%
Hodgdon CFE223
<<locked>>
83%
57392
90%
**71
100%
[Hodgdon H1000]*
<<locked>>
97%
37231
58%
**65
92%
Hodgdon H380
<<locked>>
85%
57392
90%
**35
100%
Hodgdon H414
<<locked>>
87%
56884
89%
**84
100%
Hodgdon H4350
<<locked>>
94%
57246
90%
**38
100%
Hodgdon H4831
<<locked>>
97%
47514
74%
**26
95%
Hodgdon H4831 SC
<<locked>>
97%
53505
84%
**25
97%
Hodgdon Hybrid 100V
<<locked>>
95%
57014
89%
**31
100%
Hodgdon LVR
<<locked>>
90%
57334
90%
**67
100%
[Hodgdon Retumbo]*
<<locked>>
97%
33141
52%
**29
94%
Hodgdon Superperformance 👍
<<locked>>
90%
57305
90%
**30
100%
Hodgdon VARGET
<<locked>>
86%
57377
90%
**05
100%
IMR 4064
<<locked>>
86%
56985
89%
**92
100%
IMR 4166 Enduron
<<locked>>
87%
56695
89%
**85
100%
IMR 4350
<<locked>>
93%
57276
90%
**38
100%
IMR 4451 Enduron
<<locked>>
88%
57203
90%
**21
100%
IMR 4831 👍
<<locked>>
97%
57305
90%
**54
100%
IMR 4955 Enduron
<<locked>>
97%
52939
83%
**85
97%
IMR 7828 SSC
<<locked>>
97%
52605
82%
**77
97%
Lovex S062
<<locked>>
84%
56927
89%
**82
100%
Lovex S065
<<locked>>
90%
56826
89%
**08
100%
Lovex S070
<<locked>>
92%
57435
90%
**44
100%
Lovex S071
<<locked>>
97%
42235
66%
**34
99%
Norma 203B
<<locked>>
84%
57232
90%
**25
100%
Norma 204 👍
<<locked>>
92%
57217
90%
**77
99%
Norma MRP
<<locked>>
97%
53490
84%
**23
100%
Norma URP
<<locked>>
92%
57188
90%
**74
100%
Ramshot Hunter 👍
<<locked>>
93%
56840
89%
**94
100%
Ramshot Magnum
<<locked>>
97%
48965
77%
**12
99%
ReloadSwiss RS 50
<<locked>>
85%
57145
90%
**18
100%
ReloadSwiss RS 52
<<locked>>
83%
56927
89%
**28
100%
ReloadSwiss RS 60
<<locked>>
89%
57087
89%
**33
100%
ReloadSwiss RS 62
<<locked>>
91%
57072
89%
**94
100%
ReloadSwiss RS 70
<<locked>>
92%
57290
90%
**43
100%
ReloadSwiss RS 76
<<locked>>
97%
40074
63%
**26
97%
Rottweil R 903
<<locked>>
87%
56739
89%
**08
100%
Rottweil R 904
<<locked>>
96%
57043
89%
**51
98%
Rottweil R 905
<<locked>>
97%
56057
88%
**87
99%
Rottweil R 907
<<locked>>
89%
57421
90%
**21
100%
SNPE Vectan SP 11
<<locked>>
86%
57072
89%
**48
100%
SNPE Vectan Tubal 5000
<<locked>>
86%
57130
90%
**87
100%
SNPE Vectan Tubal 7000
<<locked>>
90%
56855
89%
**75
100%
Shooters World Long Rifle
<<locked>>
90%
56826
89%
**08
100%
Shooters World Precision
<<locked>>
84%
56927
89%
**82
100%
Somchem S355
<<locked>>
87%
57276
90%
**12
100%
Somchem S361
<<locked>>
95%
56913
89%
**21
97%
Somchem S365
<<locked>>
94%
56942
89%
**77
100%
Somchem S385
<<locked>>
97%
56173
88%
**54
99%
Vihtavuori N135
<<locked>>
88%
57145
90%
**16
100%
Vihtavuori N150
<<locked>>
92%
56927
89%
**66
100%
Vihtavuori N160
<<locked>>
89%
57000
89%
**31
100%
Vihtavuori N165
<<locked>>
97%
46760
73%
**07
98%
Vihtavuori N550
<<locked>>
89%
57174
90%
**67
100%
Vihtavuori N555
<<locked>>
97%
53214
83%
**51
100%
Vihtavuori N560
<<locked>>
97%
50560
79%
**61
97%
Vihtavuori N565
<<locked>>
97%
42902
67%
**20
95%
Winchester 6.5 StaBALL
<<locked>>
91%
56913
89%
**08
100%
Winchester 760
<<locked>>
87%
56884
89%
**84
100%
Winchester StaBALL HD
<<locked>>
97%
42119
66%
**31
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
49371
77%
**97
100%
[ADI AR 2209]*
<<locked>>
81%
34243
54%
**83
93%
[ADI AR 2213]*
<<locked>>
84%
33272
52%
**80
90%
[ADI AR 2217]*
<<locked>>
93%
33315
52%
**70
90%
[ADI AR 2225]*
<<locked>>
91%
27731
43%
**62
90%
Accurate 2700
<<locked>>
81%
47688
75%
**38
98%
Accurate 3100
<<locked>>
81%
29617
46%
**69
95%
Accurate 4064
<<locked>>
81%
52504
82%
**10
100%
Accurate 4350
<<locked>>
81%
40321
63%
**08
99%
[Accurate MAGPRO]*
<<locked>>
88%
36811
58%
**88
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
49777
78%
**13
100%
Alliant Reloder-15
<<locked>>
81%
53417
84%
**79
100%
Alliant Reloder-16
<<locked>>
81%
39088
61%
**15
99%
Alliant Reloder-17
<<locked>>
81%
44527
70%
**30
100%
[Alliant Reloder-19]*
<<locked>>
81%
34011
53%
**83
93%
[Alliant Reloder-22]*
<<locked>>
81%
29849
47%
**18
91%
Alliant Reloder-23
<<locked>>
81%
28776
45%
**95
98%
[Alliant Reloder-25]*
<<locked>>
81%
25280
40%
**96
92%
Alliant Reloder-26
<<locked>>
81%
30734
48%
**06
97%
Hodgdon CFE223
<<locked>>
81%
52547
82%
**02
100%
[Hodgdon H1000]*
<<locked>>
93%
33315
52%
**70
90%
Hodgdon H380
<<locked>>
81%
50647
79%
**36
100%
Hodgdon H414
<<locked>>
81%
46108
72%
**20
99%
Hodgdon H4350
<<locked>>
81%
37753
59%
**13
96%
[Hodgdon H4831]*
<<locked>>
86%
33446
52%
**44
90%
[Hodgdon H4831 SC]*
<<locked>>
83%
33576
53%
**47
90%
Hodgdon Hybrid 100V
<<locked>>
81%
36825
58%
**20
100%
Hodgdon LVR
<<locked>>
81%
43047
67%
**44
99%
[Hodgdon Retumbo]*
<<locked>>
91%
27731
43%
**62
90%
Hodgdon Superperformance
<<locked>>
81%
41234
65%
**64
97%
Hodgdon VARGET
<<locked>>
81%
48950
77%
**84
100%
IMR 4064
<<locked>>
81%
48530
76%
**74
100%
IMR 4166 Enduron
<<locked>>
81%
47340
74%
**44
99%
IMR 4350
<<locked>>
81%
39682
62%
**52
97%
IMR 4451 Enduron
<<locked>>
81%
45643
72%
**41
98%
IMR 4831
<<locked>>
81%
35085
55%
**87
98%
[IMR 4955 Enduron]*
<<locked>>
81%
32619
51%
**95
90%
[IMR 7828 SSC]*
<<locked>>
83%
32648
51%
**77
90%
Lovex S062
<<locked>>
81%
52214
82%
**16
100%
Lovex S065
<<locked>>
81%
43120
68%
**98
99%
Lovex S070
<<locked>>
81%
41365
65%
**82
98%
[Lovex S071]*
<<locked>>
81%
25570
40%
**57
92%
Norma 203B
<<locked>>
81%
52634
82%
**62
100%
Norma 204
<<locked>>
81%
39204
61%
**79
95%
[Norma MRP]*
<<locked>>
81%
31053
49%
**80
94%
Norma URP
<<locked>>
81%
40045
63%
**98
99%
Ramshot Hunter
<<locked>>
81%
38870
61%
**92
98%
[Ramshot Magnum]*
<<locked>>
82%
28123
44%
**62
90%
ReloadSwiss RS 50
<<locked>>
81%
50734
80%
**30
100%
ReloadSwiss RS 52
<<locked>>
81%
52765
83%
**75
100%
ReloadSwiss RS 60
<<locked>>
81%
43004
67%
**20
100%
ReloadSwiss RS 62
<<locked>>
81%
40089
63%
**21
99%
ReloadSwiss RS 70
<<locked>>
81%
38812
61%
**34
99%
[ReloadSwiss RS 76]*
<<locked>>
86%
28065
44%
**05
90%
Rottweil R 903
<<locked>>
81%
47587
75%
**80
100%
[Rottweil R 904]*
<<locked>>
81%
35520
56%
**70
92%
[Rottweil R 905]*
<<locked>>
81%
33083
52%
**67
93%
Rottweil R 907
<<locked>>
81%
44367
70%
**21
98%
SNPE Vectan SP 11
<<locked>>
81%
48646
76%
**26
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
48457
76%
**79
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
42250
66%
**46
98%
Shooters World Long Rifle
<<locked>>
81%
43120
68%
**98
99%
Shooters World Precision
<<locked>>
81%
52214
82%
**16
100%
Somchem S355
<<locked>>
81%
47732
75%
**74
100%
[Somchem S361]*
<<locked>>
81%
36100
57%
**60
91%
Somchem S365
<<locked>>
81%
36419
57%
**59
100%
[Somchem S385]*
<<locked>>
81%
33794
53%
**54
94%
Vihtavuori N135
<<locked>>
81%
46644
73%
**85
100%
Vihtavuori N150
<<locked>>
81%
41089
64%
**36
100%
Vihtavuori N160
<<locked>>
81%
43178
68%
**25
100%
[Vihtavuori N165]*
<<locked>>
81%
28413
45%
**19
91%
Vihtavuori N550
<<locked>>
81%
43540
68%
**64
100%
Vihtavuori N555
<<locked>>
81%
31908
50%
**64
98%
[Vihtavuori N560]*
<<locked>>
84%
33083
52%
**06
90%
[Vihtavuori N565]*
<<locked>>
89%
32242
51%
**87
90%
Winchester 6.5 StaBALL
<<locked>>
81%
40350
63%
**65
100%
Winchester 760
<<locked>>
81%
46108
72%
**20
99%
Winchester StaBALL HD
<<locked>>
81%
25382
40%
**78
97%

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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