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Load data for 8 mm Rem. Mag. + .323 | 250gr | Woodleigh RN SN

Recommended Powder(s): Alliant Reloder-22, Bofors RP5, Norma MRP, Ramshot Grand, Ramshot Magnum

8 mm Rem. Mag. + .323 | 250gr | Woodleigh RN SN

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.323 | 250gr | Woodleigh RN SN
Manufacturer SKU:
64D
Bullet Weight:
250gr | 16.2g
Bullet Diameter:
0.323" | 8.20mm
Bullet Length:
<<locked>>
Caliber:
8 mm Rem. Mag. load data
Case Length (l3):
2.850" | 72.4mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
98.0 Grains of Water | 6.36 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
66717 psi | 4600 bar
LID:
LID_B12153_C1155
Last updated:
2026-01-20

Load data for 160 loads in caliber 8 mm Rem. Mag. with .323 | 250gr | Woodleigh RN SN bullet and 80 powders such as Alliant Reloder-22, Bofors RP5, Norma MRP, Ramshot Grand, Ramshot Magnum. 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>>
83%
59451
89%
**43
100%
ADI AR 2209
<<locked>>
94%
59872
90%
**51
100%
ADI AR 2213
<<locked>>
97%
59292
89%
**87
100%
ADI AR 2217
<<locked>>
97%
43352
65%
**34
97%
ADI AR 2225
<<locked>>
97%
38609
58%
**02
99%
Accurate 2700
<<locked>>
84%
59770
90%
**30
100%
Accurate 3100
<<locked>>
97%
59379
89%
**92
100%
Accurate 4350
<<locked>>
88%
59741
90%
**02
100%
Accurate MAGPRO
<<locked>>
97%
58349
87%
**90
98%
Alliant Reloder-16
<<locked>>
90%
59828
90%
**38
100%
Alliant Reloder-17
<<locked>>
85%
59306
89%
**31
100%
Alliant Reloder-19
<<locked>>
94%
59799
90%
**48
100%
Alliant Reloder-22 👍
<<locked>>
97%
59219
89%
**80
100%
Alliant Reloder-23
<<locked>>
97%
56405
85%
**95
100%
Alliant Reloder-25
<<locked>>
97%
48950
73%
**59
100%
Alliant Reloder-26
<<locked>>
94%
59350
89%
**20
100%
Baschieri & Pellagri 109
<<locked>>
97%
57319
86%
**02
97%
Bofors RP15
<<locked>>
97%
54201
81%
**12
100%
Bofors RP30
<<locked>>
97%
45179
68%
**03
98%
Bofors RP5 👍
<<locked>>
97%
59219
89%
**80
100%
Bofors RP7
<<locked>>
87%
59698
89%
**72
100%
Hodgdon H1000
<<locked>>
97%
43352
65%
**34
97%
Hodgdon H414
<<locked>>
84%
59393
89%
**31
100%
Hodgdon H4350
<<locked>>
91%
59364
89%
**82
100%
Hodgdon H4831
<<locked>>
97%
54505
82%
**59
98%
Hodgdon H4831 SC
<<locked>>
96%
59727
90%
**35
99%
Hodgdon Hybrid 100V
<<locked>>
92%
60046
90%
**66
100%
Hodgdon LVR
<<locked>>
87%
59886
90%
**12
100%
Hodgdon Retumbo
<<locked>>
97%
38609
58%
**02
99%
Hodgdon Superperformance
<<locked>>
87%
59654
89%
**61
100%
Hodgdon VARGET
<<locked>>
84%
59814
90%
**46
100%
IMR 4064
<<locked>>
84%
59538
89%
**33
100%
IMR 4166 Enduron
<<locked>>
85%
59886
90%
**46
100%
IMR 4350
<<locked>>
90%
59364
89%
**82
100%
IMR 4451 Enduron
<<locked>>
86%
59248
89%
**66
100%
IMR 4831
<<locked>>
93%
59872
90%
**92
100%
IMR 4955 Enduron
<<locked>>
96%
59625
89%
**02
99%
IMR 7828 SSC
<<locked>>
96%
59828
90%
**03
100%
[IMR 7977 Enduron]*
<<locked>>
97%
51416
77%
**41
92%
[IMR 8133 Enduron]*
<<locked>>
97%
34780
52%
**13
94%
Lovex S065
<<locked>>
88%
60046
90%
**66
100%
Lovex S070
<<locked>>
89%
59553
89%
**85
100%
Lovex S071
<<locked>>
97%
50125
75%
**74
100%
Norma 204
<<locked>>
89%
59915
90%
**31
100%
Norma 217
<<locked>>
97%
34577
52%
**36
97%
Norma MRP 👍
<<locked>>
95%
59712
90%
**07
100%
Norma URP
<<locked>>
89%
59669
89%
**05
100%
Ramshot Grand 👍
<<locked>>
94%
59640
89%
**07
100%
Ramshot Hunter
<<locked>>
90%
59799
90%
**38
100%
Ramshot Magnum 👍
<<locked>>
97%
58030
87%
**54
100%
ReloadSwiss RS 60
<<locked>>
83%
59901
90%
**28
100%
ReloadSwiss RS 62
<<locked>>
88%
60017
90%
**31
100%
ReloadSwiss RS 70
<<locked>>
89%
59567
89%
**74
100%
ReloadSwiss RS 76
<<locked>>
97%
47572
71%
**12
100%
ReloadSwiss RS 80
<<locked>>
97%
42772
64%
**00
96%
Rottweil R 903
<<locked>>
84%
59408
89%
**39
100%
Rottweil R 904
<<locked>>
93%
59422
89%
**02
99%
Rottweil R 905
<<locked>>
94%
59408
89%
**41
100%
Rottweil R 907
<<locked>>
87%
59698
89%
**72
100%
SNPE Vectan SP 11
<<locked>>
83%
59785
90%
**82
100%
SNPE Vectan Tubal 5000
<<locked>>
84%
59364
89%
**18
100%
SNPE Vectan Tubal 7000
<<locked>>
88%
59973
90%
**33
100%
Shooters World Long Rifle
<<locked>>
88%
60046
90%
**66
100%
Somchem S355
<<locked>>
84%
59611
89%
**39
100%
Somchem S361
<<locked>>
92%
59712
90%
**82
99%
Somchem S365
<<locked>>
91%
59263
89%
**98
100%
Somchem S385
<<locked>>
94%
59669
89%
**12
100%
Vihtavuori N135
<<locked>>
85%
59857
90%
**51
100%
Vihtavuori N150
<<locked>>
89%
59292
89%
**97
100%
Vihtavuori N160
<<locked>>
87%
59350
89%
**66
100%
Vihtavuori N165
<<locked>>
97%
54592
82%
**39
100%
Vihtavuori N550
<<locked>>
86%
59843
90%
**12
100%
Vihtavuori N555
<<locked>>
95%
59451
89%
**31
100%
Vihtavuori N560
<<locked>>
97%
59596
89%
**13
99%
Vihtavuori N565
<<locked>>
97%
51155
77%
**72
98%
Vihtavuori N568
<<locked>>
97%
44396
67%
**13
96%
[Vihtavuori N570]*
<<locked>>
97%
42424
64%
**90
92%
Winchester 6.5 StaBALL
<<locked>>
88%
59828
90%
**46
100%
Winchester 760
<<locked>>
84%
59393
89%
**31
100%
Winchester StaBALL HD
<<locked>>
97%
53156
80%
**74
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
55187
83%
**84
100%
ADI AR 2209
<<locked>>
81%
39204
59%
**23
97%
[ADI AR 2213]*
<<locked>>
81%
35114
53%
**64
94%
[ADI AR 2217]*
<<locked>>
84%
29008
43%
**00
90%
[ADI AR 2225]*
<<locked>>
82%
24120
36%
**98
90%
Accurate 2700
<<locked>>
81%
53461
80%
**48
100%
Accurate 3100
<<locked>>
81%
35056
53%
**11
98%
Accurate 4350
<<locked>>
81%
47079
71%
**31
100%
[Accurate MAGPRO]*
<<locked>>
81%
33794
51%
**51
91%
Alliant Reloder-16
<<locked>>
81%
45310
68%
**38
100%
Alliant Reloder-17
<<locked>>
81%
52054
78%
**43
100%
Alliant Reloder-19
<<locked>>
81%
39262
59%
**20
97%
Alliant Reloder-22
<<locked>>
81%
34983
52%
**70
96%
Alliant Reloder-23
<<locked>>
81%
33649
50%
**34
100%
Alliant Reloder-25
<<locked>>
81%
29298
44%
**59
97%
Alliant Reloder-26
<<locked>>
81%
36724
55%
**69
100%
[Baschieri & Pellagri 109]*
<<locked>>
82%
36143
54%
**15
90%
Bofors RP15
<<locked>>
81%
32663
49%
**15
95%
[Bofors RP30]*
<<locked>>
81%
26716
40%
**90
90%
Bofors RP5
<<locked>>
81%
34983
52%
**70
96%
Bofors RP7
<<locked>>
81%
49966
75%
**34
100%
[Hodgdon H1000]*
<<locked>>
84%
29008
43%
**00
90%
Hodgdon H414
<<locked>>
81%
52997
79%
**43
100%
Hodgdon H4350
<<locked>>
81%
42888
64%
**36
99%
[Hodgdon H4831]*
<<locked>>
81%
33098
50%
**69
92%
[Hodgdon H4831 SC]*
<<locked>>
81%
36796
55%
**60
94%
Hodgdon Hybrid 100V
<<locked>>
81%
42670
64%
**33
100%
Hodgdon LVR
<<locked>>
81%
49443
74%
**64
100%
[Hodgdon Retumbo]*
<<locked>>
82%
24120
36%
**98
90%
Hodgdon Superperformance
<<locked>>
81%
48341
72%
**03
100%
Hodgdon VARGET
<<locked>>
81%
54955
82%
**84
100%
IMR 4064
<<locked>>
81%
54520
82%
**67
100%
IMR 4166 Enduron
<<locked>>
81%
52997
79%
**54
100%
IMR 4350
<<locked>>
81%
45150
68%
**75
99%
IMR 4451 Enduron
<<locked>>
81%
51184
77%
**57
100%
IMR 4831
<<locked>>
81%
40785
61%
**13
100%
[IMR 4955 Enduron]*
<<locked>>
81%
37043
56%
**31
94%
[IMR 7828 SSC]*
<<locked>>
81%
35636
53%
**90
94%
[IMR 7977 Enduron]*
<<locked>>
93%
46456
70%
**59
90%
[IMR 8133 Enduron]*
<<locked>>
90%
27833
42%
**29
90%
Lovex S065
<<locked>>
81%
48660
73%
**05
100%
Lovex S070
<<locked>>
81%
47036
71%
**02
100%
Lovex S071
<<locked>>
81%
30226
45%
**03
97%
Norma 204
<<locked>>
81%
44947
67%
**11
98%
[Norma 217]*
<<locked>>
85%
24178
36%
**37
90%
Norma MRP
<<locked>>
81%
36521
55%
**36
98%
Norma URP
<<locked>>
81%
46209
69%
**21
100%
Ramshot Grand
<<locked>>
81%
36956
55%
**29
95%
Ramshot Hunter
<<locked>>
81%
44817
67%
**15
100%
Ramshot Magnum
<<locked>>
81%
32242
48%
**11
95%
ReloadSwiss RS 60
<<locked>>
81%
55332
83%
**75
100%
ReloadSwiss RS 62
<<locked>>
81%
46978
70%
**51
100%
ReloadSwiss RS 70
<<locked>>
81%
45092
68%
**67
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
27543
41%
**36
93%
[ReloadSwiss RS 80]*
<<locked>>
88%
31299
47%
**41
90%
Rottweil R 903
<<locked>>
81%
54302
81%
**80
100%
Rottweil R 904
<<locked>>
81%
40596
61%
**06
96%
Rottweil R 905
<<locked>>
81%
38508
58%
**06
97%
Rottweil R 907
<<locked>>
81%
49966
75%
**34
100%
SNPE Vectan SP 11
<<locked>>
81%
55564
83%
**33
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
54331
81%
**65
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
47688
71%
**62
100%
Shooters World Long Rifle
<<locked>>
81%
48660
73%
**05
100%
Somchem S355
<<locked>>
81%
53925
81%
**74
100%
Somchem S361
<<locked>>
81%
41408
62%
**97
96%
Somchem S365
<<locked>>
81%
43091
65%
**82
100%
Somchem S385
<<locked>>
81%
39131
59%
**97
98%
Vihtavuori N135
<<locked>>
81%
52663
79%
**69
100%
Vihtavuori N150
<<locked>>
81%
46514
70%
**33
100%
Vihtavuori N160
<<locked>>
81%
49777
75%
**44
100%
Vihtavuori N165
<<locked>>
81%
33040
50%
**62
96%
Vihtavuori N550
<<locked>>
81%
50140
75%
**77
100%
Vihtavuori N555
<<locked>>
81%
37782
57%
**00
100%
[Vihtavuori N560]*
<<locked>>
81%
34998
52%
**80
93%
[Vihtavuori N565]*
<<locked>>
81%
29849
45%
**56
91%
[Vihtavuori N568]*
<<locked>>
87%
32329
48%
**44
90%
[Vihtavuori N570]*
<<locked>>
93%
37884
57%
**98
90%
Winchester 6.5 StaBALL
<<locked>>
81%
46499
70%
**75
100%
Winchester 760
<<locked>>
81%
52997
79%
**43
100%
Winchester StaBALL HD
<<locked>>
81%
28921
43%
**57
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

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