top of page

Load data for .338 Norma Mag. + .338 | 250gr | Woodleigh PP SN

Recommended Powder(s): Alliant Reloder-22, Bofors RP15, IMR 7828 SSC, Norma MRP, Ramshot Grand

.338 Norma Mag. + .338 | 250gr | Woodleigh PP SN

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 250gr | Woodleigh PP SN
Manufacturer SKU:
56B
Bullet Weight:
250gr | 16.2g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.288" | 32.7mm
Caliber:
.338 Norma Mag. load data
Case Length (l3):
2.490" | 63.2mm
Cartridge Length (C.O.L.):
3.626" | 92.1mm
Seated Depth:
0.152" | 3.9mm
Shank Seated Depth:
0.152" | 3.9mm
Case Capacity:
105.4 Grains of Water | 6.84 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B12107_C451
Last updated:
2026-01-21

Load data for 136 loads in caliber .338 Norma Mag. with .338 | 250gr | Woodleigh PP SN bullet and 68 powders such as Alliant Reloder-22, Bofors RP15, IMR 7828 SSC, Norma MRP, Ramshot Grand. 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 2209
<<locked>>
91%
57130
90%
**40
100%
ADI AR 2213
<<locked>>
94%
57116
89%
**72
99%
ADI AR 2217
<<locked>>
97%
46021
72%
**95
98%
ADI AR 2225
<<locked>>
97%
40814
64%
**56
99%
Accurate 3100
<<locked>>
94%
57276
90%
**80
100%
Accurate 4350
<<locked>>
85%
56956
89%
**84
100%
Accurate MAGPRO
<<locked>>
94%
56927
89%
**92
98%
Alliant Reloder-16
<<locked>>
87%
57377
90%
**33
100%
Alliant Reloder-19
<<locked>>
91%
56884
89%
**30
100%
Alliant Reloder-22 👍
<<locked>>
94%
57029
89%
**69
100%
Alliant Reloder-23
<<locked>>
96%
57305
90%
**26
100%
Alliant Reloder-25
<<locked>>
97%
52069
82%
**26
100%
Alliant Reloder-26
<<locked>>
91%
56826
89%
**95
100%
[Alliant Reloder-33]*
<<locked>>
97%
42018
66%
**82
93%
Baschieri & Pellagri 109
<<locked>>
95%
57203
90%
**23
97%
Bofors RP15 👍
<<locked>>
97%
57000
89%
**69
100%
Bofors RP30
<<locked>>
97%
47834
75%
**61
98%
Bofors RP5
<<locked>>
94%
57029
89%
**69
100%
Bofors RP7
<<locked>>
84%
56884
89%
**61
100%
Hodgdon H1000
<<locked>>
97%
46021
72%
**95
98%
Hodgdon H4350
<<locked>>
89%
56971
89%
**77
100%
Hodgdon H4831
<<locked>>
96%
57101
89%
**20
99%
Hodgdon H4831 SC
<<locked>>
93%
57101
89%
**20
99%
Hodgdon Hybrid 100V
<<locked>>
89%
57203
90%
**54
100%
Hodgdon LVR
<<locked>>
84%
57159
90%
**97
100%
Hodgdon Retumbo
<<locked>>
97%
40814
64%
**56
99%
Hodgdon Superperformance
<<locked>>
84%
57130
90%
**49
100%
IMR 4350
<<locked>>
87%
57305
90%
**77
100%
IMR 4451 Enduron
<<locked>>
83%
56898
89%
**57
100%
IMR 4831
<<locked>>
91%
57392
90%
**80
100%
IMR 4955 Enduron
<<locked>>
94%
57392
90%
**90
99%
IMR 7828 SSC 👍
<<locked>>
93%
57348
90%
**89
99%
[IMR 7977 Enduron]*
<<locked>>
97%
54215
85%
**98
92%
IMR 8133 Enduron
<<locked>>
97%
36927
58%
**61
95%
Lovex S065
<<locked>>
85%
57363
90%
**51
100%
Lovex S070
<<locked>>
86%
57174
90%
**74
100%
Lovex S071
<<locked>>
97%
52533
82%
**21
100%
Norma 204
<<locked>>
87%
57116
89%
**20
100%
Norma 217
<<locked>>
97%
36854
58%
**84
98%
Norma MRP 👍
<<locked>>
92%
57101
89%
**89
100%
Norma URP
<<locked>>
86%
57130
90%
**97
100%
Ramshot Grand 👍
<<locked>>
91%
56869
89%
**92
100%
Ramshot Hunter
<<locked>>
87%
57305
90%
**20
100%
Ramshot Magnum
<<locked>>
95%
56956
89%
**53
100%
ReloadSwiss RS 14
<<locked>>
96%
36201
57%
**77
100%
ReloadSwiss RS 62
<<locked>>
85%
57276
90%
**20
100%
ReloadSwiss RS 70
<<locked>>
86%
57174
90%
**62
100%
ReloadSwiss RS 76
<<locked>>
97%
51053
80%
**72
100%
ReloadSwiss RS 80
<<locked>>
97%
45818
72%
**61
97%
Rottweil R 904
<<locked>>
90%
57014
89%
**90
99%
Rottweil R 905
<<locked>>
91%
56811
89%
**26
100%
Rottweil R 907
<<locked>>
84%
56884
89%
**61
100%
SNPE Vectan Tubal 7000
<<locked>>
85%
56768
89%
**12
100%
Shooters World Long Rifle
<<locked>>
85%
57363
90%
**51
100%
Somchem S361
<<locked>>
90%
57246
90%
**64
99%
Somchem S365
<<locked>>
88%
57261
90%
**90
100%
Somchem S385
<<locked>>
91%
56942
89%
**97
100%
Vihtavuori N150
<<locked>>
86%
57116
90%
**98
100%
Vihtavuori N160
<<locked>>
84%
57145
90%
**57
100%
Vihtavuori N165
<<locked>>
97%
57392
90%
**90
100%
Vihtavuori N550
<<locked>>
84%
57377
90%
**00
100%
Vihtavuori N555
<<locked>>
92%
56913
89%
**17
100%
Vihtavuori N560
<<locked>>
94%
56985
89%
**99
99%
Vihtavuori N565
<<locked>>
97%
54143
85%
**33
99%
Vihtavuori N568
<<locked>>
97%
47500
74%
**77
97%
[Vihtavuori N570]*
<<locked>>
97%
45556
71%
**57
93%
Winchester 6.5 StaBALL
<<locked>>
86%
57232
90%
**38
100%
Winchester StaBALL HD
<<locked>>
97%
57363
90%
**28
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
41075
64%
**74
97%
[ADI AR 2213]*
<<locked>>
81%
36680
57%
**02
94%
[ADI AR 2217]*
<<locked>>
83%
29138
46%
**05
90%
[ADI AR 2225]*
<<locked>>
81%
24671
39%
**06
90%
Accurate 3100
<<locked>>
81%
36840
58%
**49
98%
Accurate 4350
<<locked>>
81%
49284
77%
**79
100%
[Accurate MAGPRO]*
<<locked>>
81%
35621
56%
**88
92%
Alliant Reloder-16
<<locked>>
81%
47123
74%
**89
100%
Alliant Reloder-19
<<locked>>
81%
41017
64%
**67
97%
Alliant Reloder-22
<<locked>>
81%
36767
58%
**15
96%
Alliant Reloder-23
<<locked>>
81%
35462
56%
**75
100%
Alliant Reloder-25
<<locked>>
81%
30821
48%
**00
97%
Alliant Reloder-26
<<locked>>
81%
38856
61%
**13
100%
[Alliant Reloder-33]*
<<locked>>
93%
37231
58%
**74
90%
[Baschieri & Pellagri 109]*
<<locked>>
81%
36709
58%
**33
90%
Bofors RP15
<<locked>>
81%
34229
54%
**52
95%
[Bofors RP30]*
<<locked>>
81%
28108
44%
**18
91%
Bofors RP5
<<locked>>
81%
36767
58%
**15
96%
Bofors RP7
<<locked>>
81%
51793
81%
**82
100%
[Hodgdon H1000]*
<<locked>>
83%
29138
46%
**05
90%
Hodgdon H4350
<<locked>>
81%
44860
70%
**84
99%
[Hodgdon H4831]*
<<locked>>
81%
34418
54%
**06
93%
Hodgdon H4831 SC
<<locked>>
81%
38566
60%
**98
95%
Hodgdon Hybrid 100V
<<locked>>
81%
44454
70%
**74
100%
Hodgdon LVR
<<locked>>
81%
51517
81%
**21
100%
[Hodgdon Retumbo]*
<<locked>>
81%
24671
39%
**06
90%
Hodgdon Superperformance
<<locked>>
81%
50865
80%
**64
100%
IMR 4350
<<locked>>
81%
47079
74%
**26
99%
IMR 4451 Enduron
<<locked>>
81%
52982
83%
**05
100%
IMR 4831
<<locked>>
81%
42380
66%
**54
100%
IMR 4955 Enduron
<<locked>>
81%
38580
60%
**69
95%
IMR 7828 SSC
<<locked>>
81%
37565
59%
**31
95%
[IMR 7977 Enduron]*
<<locked>>
92%
46644
73%
**74
90%
[IMR 8133 Enduron]*
<<locked>>
89%
28616
45%
**47
90%
Lovex S065
<<locked>>
81%
50676
79%
**59
100%
Lovex S070
<<locked>>
81%
48820
77%
**46
100%
Lovex S071
<<locked>>
81%
31821
50%
**34
97%
Norma 204
<<locked>>
81%
47050
74%
**62
99%
[Norma 217]*
<<locked>>
84%
24642
39%
**39
90%
Norma MRP
<<locked>>
81%
38624
61%
**80
98%
Norma URP
<<locked>>
81%
48269
76%
**69
100%
Ramshot Grand
<<locked>>
81%
38986
61%
**80
96%
Ramshot Hunter
<<locked>>
81%
46978
74%
**66
100%
Ramshot Magnum
<<locked>>
81%
33910
53%
**52
96%
ReloadSwiss RS 14
<<locked>>
92%
34360
54%
**40
100%
ReloadSwiss RS 62
<<locked>>
81%
49226
77%
**05
100%
ReloadSwiss RS 70
<<locked>>
81%
47282
74%
**21
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
28964
45%
**80
94%
[ReloadSwiss RS 80]*
<<locked>>
86%
31241
49%
**29
90%
Rottweil R 904
<<locked>>
81%
42235
66%
**44
97%
Rottweil R 905
<<locked>>
81%
40538
64%
**54
97%
Rottweil R 907
<<locked>>
81%
51793
81%
**82
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
49516
78%
**07
100%
Shooters World Long Rifle
<<locked>>
81%
50676
79%
**59
100%
Somchem S361
<<locked>>
81%
42975
67%
**41
96%
Somchem S365
<<locked>>
81%
45310
71%
**23
100%
Somchem S385
<<locked>>
81%
41162
64%
**38
98%
Vihtavuori N150
<<locked>>
81%
48167
75%
**74
100%
Vihtavuori N160
<<locked>>
81%
51953
81%
**92
100%
Vihtavuori N165
<<locked>>
81%
34548
54%
**93
96%
Vihtavuori N550
<<locked>>
81%
52315
82%
**35
100%
Vihtavuori N555
<<locked>>
81%
39711
62%
**41
100%
[Vihtavuori N560]*
<<locked>>
81%
36782
58%
**21
94%
[Vihtavuori N565]*
<<locked>>
81%
31676
50%
**93
92%
[Vihtavuori N568]*
<<locked>>
86%
32880
52%
**59
90%
[Vihtavuori N570]*
<<locked>>
92%
38203
60%
**97
90%
Winchester 6.5 StaBALL
<<locked>>
81%
48863
77%
**23
100%
Winchester StaBALL HD
<<locked>>
81%
31299
49%
**98
100%

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