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Load data for .308 Norma Mag. + .308 | 180gr | Speer Grand Slam

Recommended Powder(s): Alliant Reloder-26, Hodgdon Superperformance, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70

.308 Norma Mag. + .308 | 180gr | Speer Grand Slam

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 180gr | Speer Grand Slam
Manufacturer SKU:
2063
Bullet Weight:
180gr | 11.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.160" | 29.5mm
Caliber:
.308 Norma Mag. load data
Case Length (l3):
2.559" | 65.0mm
Cartridge Length (C.O.L.):
3.296" | 83.7mm
Seated Depth:
0.423" | 10.7mm
Shank Seated Depth:
0.423" | 10.7mm
Case Capacity:
86.5 Grains of Water | 5.62 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B6167_C398
Last updated:
2025-01-01

Load data for 166 loads in caliber .308 Norma Mag. with .308 | 180gr | Speer Grand Slam bullet and 83 powders such as Alliant Reloder-26, Hodgdon Superperformance, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70. 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>>
87%
57421
90%
**31
100%
ADI AR 2209
<<locked>>
97%
55782
87%
**07
98%
ADI AR 2213
<<locked>>
97%
50285
79%
**38
96%
Accurate 2700
<<locked>>
87%
56811
89%
**89
99%
Accurate 3100
<<locked>>
97%
49110
77%
**56
99%
Accurate 4064
<<locked>>
85%
56985
89%
**95
100%
Accurate 4350
<<locked>>
92%
57159
90%
**94
100%
[Accurate MAGPRO]*
<<locked>>
97%
47674
75%
**05
93%
Alliant Reloder- TS 15.5
<<locked>>
86%
56681
89%
**35
100%
Alliant Reloder-15
<<locked>>
84%
57130
90%
**54
100%
Alliant Reloder-16
<<locked>>
94%
57014
89%
**40
100%
Alliant Reloder-17
<<locked>>
89%
56768
89%
**36
100%
Alliant Reloder-19
<<locked>>
97%
54853
86%
**87
98%
Alliant Reloder-22
<<locked>>
97%
49095
77%
**31
97%
Alliant Reloder-23
<<locked>>
97%
46079
72%
**69
100%
Alliant Reloder-25
<<locked>>
97%
40480
63%
**90
98%
Alliant Reloder-26 👍
<<locked>>
97%
52852
83%
**63
100%
Hodgdon CFE223
<<locked>>
84%
57014
89%
**90
100%
Hodgdon H380
<<locked>>
86%
57421
90%
**54
100%
Hodgdon H414
<<locked>>
88%
57232
90%
**20
99%
Hodgdon H4350
<<locked>>
95%
56913
89%
**54
99%
[Hodgdon H4831]*
<<locked>>
97%
46122
72%
**07
94%
Hodgdon H4831 SC
<<locked>>
97%
52605
82%
**25
96%
Hodgdon Hybrid 100V
<<locked>>
96%
57334
90%
**58
100%
Hodgdon LVR
<<locked>>
90%
56768
89%
**87
100%
Hodgdon Superperformance 👍
<<locked>>
91%
57421
90%
**46
99%
Hodgdon VARGET
<<locked>>
87%
57043
89%
**28
100%
Hodgdon TrailBoss
<<locked>>
96%
34650
54%
**22
100%
IMR 3031
<<locked>>
83%
57290
90%
**05
100%
IMR 4064
<<locked>>
87%
57290
90%
**22
100%
IMR 4166 Enduron
<<locked>>
88%
56739
89%
**05
99%
IMR 4350
<<locked>>
93%
57087
89%
**51
99%
IMR 4451 Enduron
<<locked>>
89%
57188
90%
**41
99%
IMR 4831
<<locked>>
97%
55724
87%
**54
100%
IMR 4895
<<locked>>
83%
57087
89%
**58
100%
IMR 4955 Enduron
<<locked>>
97%
51721
81%
**69
96%
IMR 7828 SSC
<<locked>>
97%
50879
80%
**64
96%
Lovex S062
<<locked>>
85%
56884
89%
**02
100%
Lovex S065
<<locked>>
91%
57276
90%
**35
100%
Lovex S070
<<locked>>
92%
57217
90%
**58
99%
Lovex S071
<<locked>>
97%
40901
64%
**05
98%
Norma 203B
<<locked>>
84%
57276
90%
**58
100%
Norma 204
<<locked>>
93%
57072
89%
**90
98%
Norma MRP
<<locked>>
97%
51430
81%
**10
99%
Norma URP
<<locked>>
93%
56608
89%
**87
100%
Ramshot Big Game
<<locked>>
84%
57159
90%
**71
100%
Ramshot Hunter 👍
<<locked>>
94%
57334
90%
**23
100%
Ramshot Magnum
<<locked>>
97%
46905
73%
**79
97%
ReloadSwiss RS 14
<<locked>>
96%
35389
55%
**62
100%
ReloadSwiss RS 50
<<locked>>
85%
57174
90%
**41
100%
ReloadSwiss RS 52
<<locked>>
84%
57246
90%
**61
100%
ReloadSwiss RS 60
<<locked>>
90%
57101
89%
**59
100%
ReloadSwiss RS 62 👍
<<locked>>
92%
56608
89%
**10
100%
ReloadSwiss RS 70 👍
<<locked>>
93%
57377
90%
**69
100%
ReloadSwiss RS 76
<<locked>>
97%
39001
61%
**84
96%
Rottweil R 902
<<locked>>
84%
57014
89%
**85
100%
Rottweil R 903
<<locked>>
87%
57072
89%
**31
100%
Rottweil R 904
<<locked>>
97%
57116
89%
**71
97%
Rottweil R 905
<<locked>>
97%
54360
85%
**71
98%
Rottweil R 907
<<locked>>
90%
57406
90%
**41
99%
SNPE Vectan SP 11
<<locked>>
87%
57290
90%
**77
100%
SNPE Vectan Tubal 5000
<<locked>>
87%
56739
89%
**03
100%
SNPE Vectan Tubal 7000
<<locked>>
91%
57421
90%
**95
99%
Shooters World Long Rifle
<<locked>>
91%
57276
90%
**35
100%
Shooters World Precision
<<locked>>
85%
56884
89%
**02
100%
Somchem S355
<<locked>>
88%
57174
90%
**35
100%
Somchem S361
<<locked>>
95%
56782
89%
**25
97%
Somchem S365
<<locked>>
95%
57014
89%
**04
100%
Somchem S385
<<locked>>
97%
55216
87%
**54
99%
Vihtavuori N133
<<locked>>
83%
56971
89%
**94
100%
Vihtavuori N135
<<locked>>
89%
56942
89%
**46
100%
Vihtavuori N140
<<locked>>
84%
57174
90%
**56
100%
Vihtavuori N150
<<locked>>
93%
57392
90%
**99
100%
Vihtavuori N160
<<locked>>
90%
57072
89%
**51
100%
Vihtavuori N165
<<locked>>
97%
46006
72%
**94
97%
Vihtavuori N540
<<locked>>
84%
57159
90%
**92
100%
Vihtavuori N550
<<locked>>
90%
57261
90%
**97
100%
Vihtavuori N555
<<locked>>
97%
51634
81%
**44
100%
Vihtavuori N560
<<locked>>
97%
49182
77%
**51
95%
[Vihtavuori N565]*
<<locked>>
97%
41220
65%
**84
93%
Winchester 6.5 StaBALL
<<locked>>
92%
56927
89%
**28
100%
Winchester 760
<<locked>>
88%
57232
90%
**20
99%
Winchester StaBALL HD
<<locked>>
97%
40190
63%
**08
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
48196
76%
**84
100%
[ADI AR 2209]*
<<locked>>
81%
33185
52%
**34
91%
[ADI AR 2213]*
<<locked>>
87%
35897
56%
**26
90%
Accurate 2700
<<locked>>
81%
46557
73%
**15
97%
[Accurate 3100]*
<<locked>>
81%
28645
45%
**10
93%
Accurate 4064
<<locked>>
81%
51256
80%
**10
100%
Accurate 4350
<<locked>>
81%
38972
61%
**75
98%
[Accurate MAGPRO]*
<<locked>>
92%
40408
63%
**57
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
48733
76%
**10
100%
Alliant Reloder-15
<<locked>>
81%
51895
81%
**79
100%
Alliant Reloder-16
<<locked>>
81%
37884
59%
**85
99%
Alliant Reloder-17
<<locked>>
81%
43250
68%
**23
100%
[Alliant Reloder-19]*
<<locked>>
81%
32996
52%
**38
91%
[Alliant Reloder-22]*
<<locked>>
83%
31444
49%
**31
90%
Alliant Reloder-23
<<locked>>
81%
27804
44%
**43
96%
[Alliant Reloder-25]*
<<locked>>
83%
25918
41%
**80
90%
Alliant Reloder-26
<<locked>>
81%
29820
47%
**54
95%
Hodgdon CFE223
<<locked>>
81%
51213
80%
**99
100%
Hodgdon H380
<<locked>>
81%
49356
77%
**30
100%
Hodgdon H414
<<locked>>
81%
44585
70%
**97
97%
[Hodgdon H4350]*
<<locked>>
81%
36840
58%
**84
94%
[Hodgdon H4831]*
<<locked>>
90%
36753
58%
**07
90%
[Hodgdon H4831 SC]*
<<locked>>
86%
36593
57%
**03
90%
Hodgdon Hybrid 100V
<<locked>>
81%
35607
56%
**84
99%
Hodgdon LVR
<<locked>>
81%
41858
66%
**31
98%
Hodgdon Superperformance
<<locked>>
81%
39885
62%
**38
96%
Hodgdon VARGET
<<locked>>
81%
47848
75%
**84
100%
Hodgdon TrailBoss
<<locked>>
89%
31154
49%
**50
100%
IMR 3031
<<locked>>
81%
53243
83%
**49
100%
IMR 4064
<<locked>>
81%
47297
74%
**61
100%
IMR 4166 Enduron
<<locked>>
81%
46441
73%
**31
98%
IMR 4350
<<locked>>
81%
38609
60%
**16
95%
IMR 4451 Enduron
<<locked>>
81%
44411
70%
**21
97%
IMR 4831
<<locked>>
81%
34040
53%
**54
97%
IMR 4895
<<locked>>
81%
53301
84%
**05
100%
[IMR 4955 Enduron]*
<<locked>>
85%
35911
56%
**57
90%
[IMR 7828 SSC]*
<<locked>>
86%
35781
56%
**33
90%
Lovex S062
<<locked>>
81%
50995
80%
**20
100%
Lovex S065
<<locked>>
81%
42032
66%
**75
98%
Lovex S070
<<locked>>
81%
40147
63%
**56
97%
[Lovex S071]*
<<locked>>
81%
24932
39%
**98
90%
Norma 203B
<<locked>>
81%
51387
81%
**69
100%
[Norma 204]*
<<locked>>
81%
37884
59%
**43
93%
[Norma MRP]*
<<locked>>
81%
30095
47%
**21
91%
Norma URP
<<locked>>
81%
38841
61%
**75
98%
Ramshot Big Game
<<locked>>
81%
51764
81%
**89
100%
Ramshot Hunter
<<locked>>
81%
37507
59%
**56
96%
[Ramshot Magnum]*
<<locked>>
85%
30501
48%
**98
90%
ReloadSwiss RS 14
<<locked>>
84%
29530
46%
**44
100%
ReloadSwiss RS 50
<<locked>>
81%
49400
77%
**17
99%
ReloadSwiss RS 52
<<locked>>
81%
51184
80%
**72
100%
ReloadSwiss RS 60
<<locked>>
81%
41800
66%
**10
100%
ReloadSwiss RS 62
<<locked>>
81%
38827
61%
**98
98%
ReloadSwiss RS 70
<<locked>>
81%
37637
59%
**05
98%
[ReloadSwiss RS 76]*
<<locked>>
90%
30661
48%
**54
90%
Rottweil R 902
<<locked>>
81%
52649
83%
**23
100%
Rottweil R 903
<<locked>>
81%
46151
72%
**71
100%
[Rottweil R 904]*
<<locked>>
81%
34650
54%
**34
90%
[Rottweil R 905]*
<<locked>>
81%
31995
50%
**15
91%
Rottweil R 907
<<locked>>
81%
43149
68%
**92
96%
SNPE Vectan SP 11
<<locked>>
81%
47340
74%
**17
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
47311
74%
**72
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
41263
65%
**20
97%
Shooters World Long Rifle
<<locked>>
81%
42032
66%
**75
98%
Shooters World Precision
<<locked>>
81%
50995
80%
**20
100%
Somchem S355
<<locked>>
81%
46485
73%
**71
100%
[Somchem S361]*
<<locked>>
82%
36492
57%
**54
90%
Somchem S365
<<locked>>
81%
35143
55%
**33
100%
[Somchem S385]*
<<locked>>
81%
32605
51%
**08
92%
Vihtavuori N133
<<locked>>
81%
53098
83%
**44
100%
Vihtavuori N135
<<locked>>
81%
45455
71%
**82
100%
Vihtavuori N140
<<locked>>
81%
52707
83%
**97
100%
Vihtavuori N150
<<locked>>
81%
39958
63%
**20
100%
Vihtavuori N160
<<locked>>
81%
41945
66%
**08
99%
[Vihtavuori N165]*
<<locked>>
83%
29356
46%
**16
90%
Vihtavuori N540
<<locked>>
81%
52156
82%
**20
100%
Vihtavuori N550
<<locked>>
81%
42308
66%
**48
99%
Vihtavuori N555
<<locked>>
81%
30690
48%
**18
96%
[Vihtavuori N560]*
<<locked>>
88%
36187
57%
**69
90%
[Vihtavuori N565]*
<<locked>>
92%
35230
55%
**46
90%
Winchester 6.5 StaBALL
<<locked>>
81%
39378
62%
**49
100%
Winchester 760
<<locked>>
81%
44585
70%
**97
97%
Winchester StaBALL HD
<<locked>>
81%
24439
38%
**06
95%

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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