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Load data for .358 Norma Mag. + .358 | 250gr | Speer Grand Slam

Recommended Powder(s): Alliant Reloder-17, Hodgdon CFE223, Ramshot Big Game, ReloadSwiss RS 60, SNPE Vectan SP 11

.358 Norma Mag. + .358 | 250gr | Speer Grand Slam

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.358 | 250gr | Speer Grand Slam
Manufacturer SKU:
2455
Bullet Weight:
250gr | 16.2g
Bullet Diameter:
0.358" | 9.09mm
Bullet Length:
1.225" | 31.1mm
Caliber:
.358 Norma Mag. load data
Case Length (l3):
2.519" | 64.0mm
Cartridge Length (C.O.L.):
3.296" | 83.7mm
Seated Depth:
0.448" | 11.4mm
Shank Seated Depth:
0.448" | 11.4mm
Case Capacity:
88.0 Grains of Water | 5.71 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B6238_C526
Last updated:
2025-01-01

Load data for 196 loads in caliber .358 Norma Mag. with .358 | 250gr | Speer Grand Slam bullet and 98 powders such as Alliant Reloder-17, Hodgdon CFE223, Ramshot Big Game, ReloadSwiss RS 60, SNPE Vectan SP 11. 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".

  • Muzzle velocity vs. barrel length

    Every 1 inch additional barrel length increases muzzle velocity by approx. 25.8 fps

  • 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 2206H
<<locked>>
90%
57421
90%
**61
100%
ADI AR 2208
<<locked>>
95%
57145
90%
**35
100%
Accurate 2015
<<locked>>
86%
57101
89%
**49
100%
Accurate 2200
<<locked>>
88%
57130
90%
**18
99%
Accurate 2230
<<locked>>
84%
57334
90%
**08
100%
Accurate 2460
<<locked>>
84%
56681
89%
**98
100%
Accurate 2495
<<locked>>
89%
57188
90%
**15
100%
Accurate 2520
<<locked>>
88%
56739
89%
**35
100%
Accurate 2700
<<locked>>
96%
57261
90%
**85
97%
[Accurate 3100]*
<<locked>>
97%
32285
51%
**74
92%
Accurate 4064
<<locked>>
95%
57435
90%
**44
100%
Accurate 4350
<<locked>>
97%
45963
72%
**56
98%
Alliant AR-Comp
<<locked>>
88%
57203
90%
**92
100%
Alliant Reloder- TS 15.5
<<locked>>
96%
57072
89%
**64
100%
Alliant Reloder-10x
<<locked>>
83%
56681
89%
**49
100%
Alliant Reloder-15
<<locked>>
93%
57217
90%
**77
100%
Alliant Reloder-16
<<locked>>
97%
45368
71%
**59
98%
Alliant Reloder-17 👍
<<locked>>
97%
52663
83%
**10
100%
Alliant Reloder-23
<<locked>>
97%
32155
50%
**13
96%
[Alliant Reloder-26]*
<<locked>>
97%
35244
55%
**31
94%
Baschieri & Pellagri 107
<<locked>>
90%
56855
89%
**71
100%
Hodgdon BL-C2
<<locked>>
88%
57116
90%
**74
100%
Hodgdon Benchmark
<<locked>>
87%
56898
89%
**75
100%
Hodgdon CFE223 👍
<<locked>>
94%
57305
90%
**17
100%
Hodgdon H322
<<locked>>
86%
57116
89%
**08
100%
Hodgdon H380
<<locked>>
95%
57203
90%
**64
99%
Hodgdon H414
<<locked>>
97%
54186
85%
**80
97%
[Hodgdon H4350]*
<<locked>>
97%
44048
69%
**57
94%
Hodgdon Hybrid 100V
<<locked>>
97%
42018
66%
**61
99%
Hodgdon LVR
<<locked>>
97%
50038
78%
**05
98%
Hodgdon Superperformance
<<locked>>
97%
49980
78%
**35
96%
Hodgdon VARGET
<<locked>>
96%
57290
90%
**41
100%
IMR 3031
<<locked>>
93%
56942
89%
**41
100%
IMR 4064
<<locked>>
96%
56971
89%
**31
100%
IMR 4166 Enduron
<<locked>>
97%
57334
90%
**12
98%
IMR 4198
<<locked>>
83%
56739
89%
**10
100%
IMR 4350
<<locked>>
97%
46847
73%
**03
95%
IMR 4451 Enduron
<<locked>>
97%
55274
87%
**08
97%
IMR 4831
<<locked>>
97%
39479
62%
**28
97%
IMR 4895
<<locked>>
92%
57000
89%
**84
100%
IMR 8208 XBR
<<locked>>
88%
56985
89%
**18
100%
Lovex D073.4
<<locked>>
83%
57087
89%
**95
100%
Lovex D073.5
<<locked>>
84%
57072
89%
**08
100%
Lovex D073.6
<<locked>>
90%
57130
90%
**44
100%
Lovex S060
<<locked>>
90%
57029
89%
**92
100%
Lovex S062
<<locked>>
94%
57406
90%
**38
100%
Lovex S065
<<locked>>
97%
50633
79%
**52
98%
Lovex S070
<<locked>>
97%
48646
76%
**39
96%
Norma 201
<<locked>>
91%
57392
90%
**28
100%
Norma 202
<<locked>>
90%
56956
89%
**15
100%
Norma 203B
<<locked>>
94%
56913
89%
**77
100%
[Norma 204]*
<<locked>>
97%
46760
73%
**33
93%
Norma URP
<<locked>>
97%
46209
72%
**62
98%
Ramshot Big Game 👍
<<locked>>
93%
56753
89%
**90
100%
Ramshot Hunter
<<locked>>
97%
44875
70%
**43
96%
Ramshot TAC
<<locked>>
88%
56594
89%
**28
99%
Ramshot Wild Boar
<<locked>>
88%
56652
89%
**57
100%
Ramshot X-Terminator
<<locked>>
86%
57363
90%
**15
100%
ReloadSwiss RS 40
<<locked>>
85%
57421
90%
**15
100%
ReloadSwiss RS 50
<<locked>>
95%
57348
90%
**48
98%
ReloadSwiss RS 52
<<locked>>
94%
57159
90%
**03
100%
ReloadSwiss RS 60 👍
<<locked>>
97%
50981
80%
**97
100%
ReloadSwiss RS 62
<<locked>>
97%
45556
71%
**79
98%
ReloadSwiss RS 70
<<locked>>
97%
45992
72%
**92
97%
Rottweil R 901
<<locked>>
88%
57363
90%
**95
100%
Rottweil R 902
<<locked>>
93%
57363
90%
**12
100%
Rottweil R 903
<<locked>>
97%
56072
88%
**51
100%
Rottweil R 907
<<locked>>
97%
52779
83%
**75
96%
SNPE Vectan SP 11 👍
<<locked>>
96%
56768
89%
**94
100%
SNPE Vectan SP 7
<<locked>>
89%
57276
90%
**35
99%
SNPE Vectan SP 9
<<locked>>
91%
56797
89%
**51
100%
SNPE Vectan Tubal 3000
<<locked>>
89%
56724
89%
**39
100%
SNPE Vectan Tubal 5000
<<locked>>
96%
57290
90%
**43
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
51184
80%
**07
96%
Shooters World Long Rifle
<<locked>>
97%
50633
79%
**52
98%
Shooters World Match Rifle
<<locked>>
90%
57130
90%
**44
100%
Shooters World Precision
<<locked>>
94%
57406
90%
**38
100%
Somchem S321
<<locked>>
86%
57334
90%
**38
100%
Somchem S335
<<locked>>
90%
56768
89%
**49
100%
Somchem S341
<<locked>>
90%
57261
90%
**38
100%
Somchem S355
<<locked>>
97%
55999
88%
**44
100%
Somchem S365
<<locked>>
97%
40959
64%
**07
100%
[Somchem S385]*
<<locked>>
97%
37913
59%
**79
92%
Vihtavuori N130
<<locked>>
86%
56710
89%
**07
100%
Vihtavuori N133
<<locked>>
92%
56797
89%
**26
100%
Vihtavuori N135
<<locked>>
97%
54128
85%
**52
100%
Vihtavuori N140
<<locked>>
92%
56724
89%
**89
100%
Vihtavuori N150
<<locked>>
97%
47688
75%
**97
100%
Vihtavuori N160
<<locked>>
97%
50517
79%
**82
99%
Vihtavuori N530
<<locked>>
87%
57290
90%
**35
100%
Vihtavuori N540
<<locked>>
93%
56971
89%
**18
100%
Vihtavuori N550
<<locked>>
97%
51010
80%
**35
99%
Vihtavuori N555
<<locked>>
97%
34505
54%
**88
96%
Winchester 6.5 StaBALL
<<locked>>
97%
48849
77%
**43
100%
Winchester 748
<<locked>>
86%
56840
89%
**64
100%
Winchester 760
<<locked>>
97%
54186
85%
**80
97%
[Winchester StaBALL HD]*
<<locked>>
97%
28572
45%
**67
93%
Winchester StaBALL Match
<<locked>>
84%
57000
89%
**64
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
43134
68%
**34
99%
ADI AR 2208
<<locked>>
81%
36738
58%
**03
96%
Accurate 2015
<<locked>>
81%
48776
76%
**41
100%
Accurate 2200
<<locked>>
81%
45237
71%
**38
98%
Accurate 2230
<<locked>>
81%
51140
80%
**26
100%
Accurate 2460
<<locked>>
81%
51329
80%
**30
100%
Accurate 2495
<<locked>>
81%
44019
69%
**41
100%
Accurate 2520
<<locked>>
81%
44585
70%
**64
100%
[Accurate 2700]*
<<locked>>
81%
35099
55%
**08
90%
[Accurate 3100]*
<<locked>>
94%
29631
46%
**15
90%
Accurate 4064
<<locked>>
81%
37202
58%
**36
100%
[Accurate 4350]*
<<locked>>
81%
26672
42%
**49
91%
Alliant AR-Comp
<<locked>>
81%
45034
71%
**41
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
36071
57%
**23
98%
Alliant Reloder-10x
<<locked>>
81%
52765
83%
**03
100%
Alliant Reloder-15
<<locked>>
81%
38740
61%
**75
97%
[Alliant Reloder-16]*
<<locked>>
81%
28123
44%
**62
91%
Alliant Reloder-17
<<locked>>
81%
31024
49%
**80
95%
[Alliant Reloder-23]*
<<locked>>
87%
24482
38%
**77
90%
[Alliant Reloder-26]*
<<locked>>
92%
29660
46%
**77
90%
Baschieri & Pellagri 107
<<locked>>
81%
42047
66%
**34
97%
Hodgdon BL-C2
<<locked>>
81%
44396
70%
**84
100%
Hodgdon Benchmark
<<locked>>
81%
47224
74%
**41
100%
Hodgdon CFE223
<<locked>>
81%
36796
58%
**75
96%
Hodgdon H322
<<locked>>
81%
48008
75%
**84
100%
Hodgdon H380
<<locked>>
81%
36564
57%
**23
95%
[Hodgdon H414]*
<<locked>>
81%
32372
51%
**74
90%
[Hodgdon H4350]*
<<locked>>
89%
34461
54%
**60
90%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
25744
40%
**80
92%
[Hodgdon LVR]*
<<locked>>
81%
30313
48%
**15
92%
[Hodgdon Superperformance]*
<<locked>>
87%
35969
56%
**62
90%
Hodgdon VARGET
<<locked>>
81%
36332
57%
**97
96%
IMR 3031
<<locked>>
81%
39392
62%
**85
100%
IMR 4064
<<locked>>
81%
35969
56%
**77
96%
[IMR 4166 Enduron]*
<<locked>>
81%
36056
57%
**41
92%
IMR 4198
<<locked>>
81%
52910
83%
**61
100%
[IMR 4350]*
<<locked>>
87%
34316
54%
**60
90%
[IMR 4451 Enduron]*
<<locked>>
81%
33924
53%
**24
91%
[IMR 4831]*
<<locked>>
82%
25135
39%
**83
90%
IMR 4895
<<locked>>
81%
39740
62%
**05
98%
IMR 8208 XBR
<<locked>>
81%
45237
71%
**51
100%
Lovex D073.4
<<locked>>
81%
53287
84%
**46
100%
Lovex D073.5
<<locked>>
81%
51140
80%
**30
100%
Lovex D073.6
<<locked>>
81%
41785
65%
**18
100%
Lovex S060
<<locked>>
81%
43540
68%
**85
99%
Lovex S062
<<locked>>
81%
38363
60%
**36
99%
[Lovex S065]*
<<locked>>
81%
31401
49%
**78
92%
[Lovex S070]*
<<locked>>
83%
31807
50%
**08
90%
Norma 201
<<locked>>
81%
42322
66%
**95
99%
Norma 202
<<locked>>
81%
42424
66%
**05
100%
Norma 203B
<<locked>>
81%
38261
60%
**65
98%
[Norma 204]*
<<locked>>
91%
38972
61%
**85
90%
[Norma URP]*
<<locked>>
81%
27760
43%
**56
91%
Ramshot Big Game
<<locked>>
81%
37405
59%
**72
97%
[Ramshot Hunter]*
<<locked>>
85%
30806
48%
**34
90%
Ramshot TAC
<<locked>>
81%
45107
71%
**51
97%
Ramshot Wild Boar
<<locked>>
81%
44353
70%
**67
99%
Ramshot X-Terminator
<<locked>>
81%
48907
77%
**97
99%
ReloadSwiss RS 40
<<locked>>
81%
50821
80%
**23
100%
[ReloadSwiss RS 50]*
<<locked>>
81%
36999
58%
**06
93%
ReloadSwiss RS 52
<<locked>>
81%
36622
57%
**75
99%
ReloadSwiss RS 60
<<locked>>
81%
30226
47%
**60
96%
[ReloadSwiss RS 62]*
<<locked>>
81%
26890
42%
**59
90%
[ReloadSwiss RS 70]*
<<locked>>
84%
30211
47%
**31
90%
Rottweil R 901
<<locked>>
81%
46035
72%
**31
100%
Rottweil R 902
<<locked>>
81%
40103
63%
**46
99%
Rottweil R 903
<<locked>>
81%
33301
52%
**70
97%
[Rottweil R 907]*
<<locked>>
82%
33953
53%
**21
90%
SNPE Vectan SP 11
<<locked>>
81%
34330
54%
**16
96%
SNPE Vectan SP 7
<<locked>>
81%
43424
68%
**31
97%
SNPE Vectan SP 9
<<locked>>
81%
41553
65%
**11
98%
SNPE Vectan Tubal 3000
<<locked>>
81%
43888
69%
**56
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
36390
57%
**34
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
82%
31502
49%
**62
90%
[Shooters World Long Rifle]*
<<locked>>
81%
31401
49%
**78
92%
Shooters World Match Rifle
<<locked>>
81%
41785
65%
**18
100%
Shooters World Precision
<<locked>>
81%
38363
60%
**36
99%
Somchem S321
<<locked>>
81%
48863
77%
**26
100%
Somchem S335
<<locked>>
81%
43424
68%
**59
100%
Somchem S341
<<locked>>
81%
42931
67%
**25
98%
Somchem S355
<<locked>>
81%
34360
54%
**77
97%
[Somchem S365]*
<<locked>>
81%
24801
39%
**03
94%
[Somchem S385]*
<<locked>>
94%
34461
54%
**00
90%
Vihtavuori N130
<<locked>>
81%
48863
77%
**05
100%
Vihtavuori N133
<<locked>>
81%
41002
64%
**06
100%
Vihtavuori N135
<<locked>>
81%
33417
52%
**28
100%
Vihtavuori N140
<<locked>>
81%
39349
62%
**36
100%
Vihtavuori N150
<<locked>>
81%
29341
46%
**42
97%
[Vihtavuori N160]*
<<locked>>
81%
29994
47%
**85
92%
Vihtavuori N530
<<locked>>
81%
47761
75%
**97
100%
Vihtavuori N540
<<locked>>
81%
39218
61%
**59
100%
[Vihtavuori N550]*
<<locked>>
81%
30400
48%
**31
93%
[Vihtavuori N555]*
<<locked>>
86%
24642
39%
**19
90%
Winchester 6.5 StaBALL
<<locked>>
81%
29109
46%
**46
95%
Winchester 748
<<locked>>
81%
48022
75%
**43
100%
[Winchester 760]*
<<locked>>
81%
32372
51%
**74
90%
[Winchester StaBALL HD]*
<<locked>>
93%
25701
40%
**65
90%
Winchester StaBALL Match
<<locked>>
81%
51010
80%
**75
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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