top of page

Load data for .308 Win. + .308 | 150gr | Speer Grand Slam

Recommended Powder(s):

.308 Win. + .308 | 150gr | Speer Grand Slam

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 150gr | Speer Grand Slam
Manufacturer SKU:
2026
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
<<locked>>
Caliber:
.308 Win. load data
Case Length (l3):
2.014" | 51.2mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
56.0 Grains of Water | 3.64 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
60191 psi | 4150 bar
LID:
LID_B6149_C401
Last updated:
2026-02-03

Load data for 162 loads in caliber .308 Win. with .308 | 150gr | Speer Grand Slam bullet and 81 powder(s). 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 2206H
<<locked>>
97%
54041
90%
**22
98%
ADI AR 2207
<<locked>>
85%
53476
89%
**97
100%
ADI AR 2208
<<locked>>
97%
45455
76%
**54
95%
ADI AR 2219
<<locked>>
87%
53621
89%
**99
100%
Accurate 2015
<<locked>>
93%
53563
89%
**40
100%
Accurate 2200
<<locked>>
94%
53650
89%
**69
96%
Accurate 2230
<<locked>>
90%
53243
88%
**59
98%
Accurate 2460
<<locked>>
90%
53243
88%
**76
99%
Accurate 2495
<<locked>>
97%
52721
88%
**15
100%
Accurate 2520 👍
<<locked>>
96%
54114
90%
**41
100%
Accurate 4064
<<locked>>
97%
43381
72%
**77
99%
Alliant AR-Comp
<<locked>>
96%
53592
89%
**12
100%
Alliant Power Pro 2000-MR
<<locked>>
96%
49400
82%
**35
95%
Alliant Reloder- TS 15.5
<<locked>>
96%
43033
72%
**67
97%
Alliant Reloder-10x
<<locked>>
90%
53954
90%
**59
100%
Alliant Reloder-15
<<locked>>
97%
47630
79%
**43
96%
[Alliant Reloder-17]*
<<locked>>
97%
38798
64%
**25
94%
Alliant Reloder-7
<<locked>>
84%
53563
89%
**97
100%
Baschieri & Pellagri 106
<<locked>>
88%
53780
89%
**97
100%
Baschieri & Pellagri 107
<<locked>>
96%
52721
88%
**15
96%
Bofors RP3
<<locked>>
97%
43047
72%
**77
97%
Hodgdon BL-C2
<<locked>>
95%
53780
89%
**51
99%
Hodgdon Benchmark
<<locked>>
93%
53374
89%
**43
99%
Hodgdon CFE BLK
<<locked>>
84%
52924
88%
**00
99%
Hodgdon CFE223
<<locked>>
97%
46615
77%
**43
95%
Hodgdon H322
<<locked>>
93%
53998
90%
**02
100%
Hodgdon H335
<<locked>>
88%
54070
90%
**12
100%
[Hodgdon H380]*
<<locked>>
96%
44701
74%
**74
93%
Hodgdon H4198
<<locked>>
86%
53766
89%
**94
100%
Hodgdon H4895
<<locked>>
96%
52953
88%
**18
98%
Hodgdon VARGET
<<locked>>
97%
44933
75%
**44
95%
IMR 3031
<<locked>>
97%
46688
78%
**49
100%
IMR 4064
<<locked>>
97%
44309
74%
**31
95%
IMR 4198
<<locked>>
90%
54041
90%
**17
100%
IMR 4895
<<locked>>
97%
48747
81%
**82
97%
IMR 8208 XBR
<<locked>>
95%
53766
89%
**89
99%
Lovex D073.4
<<locked>>
89%
53882
90%
**76
99%
Lovex D073.5
<<locked>>
91%
53621
89%
**79
99%
Lovex D073.6 👍
<<locked>>
97%
51953
86%
**05
100%
Lovex S060
<<locked>>
96%
53345
89%
**40
98%
Lovex S062
<<locked>>
97%
46282
77%
**90
98%
Norma 200
<<locked>>
86%
53592
89%
**33
100%
Norma 201
<<locked>>
97%
52040
86%
**62
99%
Norma 202
<<locked>>
96%
51938
86%
**82
100%
Norma 203B
<<locked>>
97%
46775
78%
**33
96%
Ramshot Big Game
<<locked>>
96%
46586
77%
**33
96%
Ramshot TAC
<<locked>>
94%
53853
89%
**79
95%
Ramshot Wild Boar
<<locked>>
95%
53621
89%
**18
98%
Ramshot X-Terminator
<<locked>>
92%
53882
90%
**72
98%
ReloadSwiss RS 40
<<locked>>
91%
53751
89%
**89
100%
[ReloadSwiss RS 50]*
<<locked>>
97%
46586
77%
**64
92%
ReloadSwiss RS 52
<<locked>>
97%
50401
84%
**54
97%
ReloadSwiss RS 60
<<locked>>
97%
41379
69%
**03
98%
Rottweil R 901
<<locked>>
95%
53940
90%
**76
100%
Rottweil R 902
<<locked>>
97%
49429
82%
**13
98%
Rottweil R 903
<<locked>>
97%
40190
67%
**15
96%
SNPE Vectan BA6 1/2
<<locked>>
84%
53809
89%
**48
100%
SNPE Vectan SP 10
<<locked>>
87%
53563
89%
**99
100%
SNPE Vectan SP 11
<<locked>>
97%
42873
71%
**77
95%
SNPE Vectan SP 7
<<locked>>
96%
53737
89%
**85
96%
SNPE Vectan SP 9
<<locked>>
97%
52489
87%
**92
97%
SNPE Vectan Tubal 3000
<<locked>>
95%
53171
88%
**07
100%
SNPE Vectan Tubal 5000
<<locked>>
97%
45165
75%
**98
100%
Shooters World Match Rifle 👍
<<locked>>
97%
51953
86%
**05
100%
Shooters World Precision
<<locked>>
97%
46282
77%
**90
98%
Shooters World Tactical Rifle
<<locked>>
88%
53301
89%
**40
98%
Somchem S321 👍
<<locked>>
92%
53548
89%
**12
99%
Somchem S335
<<locked>>
97%
53737
89%
**33
100%
Somchem S341
<<locked>>
96%
54027
90%
**02
98%
Somchem S355
<<locked>>
97%
41220
68%
**15
96%
Vihtavuori N120
<<locked>>
87%
53026
88%
**38
100%
Vihtavuori N130
<<locked>>
92%
53490
89%
**03
100%
Vihtavuori N133
<<locked>>
97%
50778
84%
**77
100%
Vihtavuori N135
<<locked>>
96%
38725
64%
**56
100%
Vihtavuori N140
<<locked>>
96%
48370
80%
**00
100%
Vihtavuori N150
<<locked>>
96%
34563
57%
**54
95%
Vihtavuori N530
<<locked>>
93%
53113
88%
**99
99%
Vihtavuori N540
<<locked>>
97%
48602
81%
**30
100%
[Winchester 6.5 StaBALL]*
<<locked>>
96%
36709
61%
**70
93%
Winchester 748 👍
<<locked>>
93%
53243
88%
**44
99%
Winchester StaBALL Match
<<locked>>
90%
53026
88%
**25
98%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2206H]*
<<locked>>
81%
32692
54%
**08
91%
ADI AR 2207
<<locked>>
81%
48051
80%
**21
100%
[ADI AR 2208]*
<<locked>>
86%
32518
54%
**82
90%
ADI AR 2219
<<locked>>
81%
42975
71%
**31
100%
Accurate 2015
<<locked>>
81%
37101
62%
**74
100%
[Accurate 2200]*
<<locked>>
81%
35012
58%
**15
90%
Accurate 2230
<<locked>>
81%
38435
64%
**10
95%
Accurate 2460
<<locked>>
81%
38580
64%
**23
97%
Accurate 2495
<<locked>>
81%
31299
52%
**28
99%
Accurate 2520
<<locked>>
81%
32140
53%
**34
96%
[Accurate 4064]*
<<locked>>
81%
26339
44%
**90
94%
Alliant AR-Comp
<<locked>>
81%
32648
54%
**61
100%
[Alliant Power Pro 2000-MR]*
<<locked>>
87%
36448
61%
**56
90%
[Alliant Reloder- TS 15.5]*
<<locked>>
82%
27702
46%
**03
90%
Alliant Reloder-10x
<<locked>>
81%
40596
67%
**46
100%
[Alliant Reloder-15]*
<<locked>>
84%
32111
53%
**15
90%
[Alliant Reloder-17]*
<<locked>>
91%
32314
54%
**61
90%
Alliant Reloder-7
<<locked>>
81%
49240
82%
**35
100%
Baschieri & Pellagri 106
<<locked>>
81%
43279
72%
**33
100%
[Baschieri & Pellagri 107]*
<<locked>>
84%
34519
57%
**61
90%
[Bofors RP3]*
<<locked>>
83%
27195
45%
**10
90%
[Hodgdon BL-C2]*
<<locked>>
81%
32242
54%
**38
93%
Hodgdon Benchmark
<<locked>>
81%
37101
62%
**44
96%
Hodgdon CFE BLK
<<locked>>
81%
47921
80%
**15
98%
[Hodgdon CFE223]*
<<locked>>
88%
35201
58%
**03
90%
Hodgdon H322
<<locked>>
81%
36535
61%
**00
98%
Hodgdon H335
<<locked>>
81%
42119
70%
**18
99%
[Hodgdon H380]*
<<locked>>
90%
36187
60%
**00
90%
Hodgdon H4198
<<locked>>
81%
46195
77%
**79
100%
[Hodgdon H4895]*
<<locked>>
81%
32779
54%
**21
92%
[Hodgdon VARGET]*
<<locked>>
86%
32256
54%
**75
90%
IMR 3031
<<locked>>
81%
28747
48%
**65
97%
[IMR 4064]*
<<locked>>
86%
31691
53%
**59
90%
IMR 4198
<<locked>>
81%
41684
69%
**23
100%
[IMR 4895]*
<<locked>>
82%
30066
50%
**75
90%
[IMR 8208 XBR]*
<<locked>>
81%
34621
58%
**34
94%
Lovex D073.4
<<locked>>
81%
39885
66%
**43
97%
Lovex D073.5
<<locked>>
81%
38218
64%
**16
97%
Lovex D073.6
<<locked>>
81%
29892
50%
**79
95%
[Lovex S060]*
<<locked>>
81%
33997
56%
**69
92%
[Lovex S062]*
<<locked>>
81%
28427
47%
**93
91%
Norma 200
<<locked>>
81%
46151
77%
**25
100%
[Norma 201]*
<<locked>>
81%
32271
54%
**75
93%
Norma 202
<<locked>>
81%
31720
53%
**95
96%
[Norma 203B]*
<<locked>>
83%
30095
50%
**72
90%
[Ramshot Big Game]*
<<locked>>
85%
31807
53%
**11
90%
[Ramshot TAC]*
<<locked>>
84%
38363
64%
**97
90%
[Ramshot Wild Boar]*
<<locked>>
81%
33344
55%
**34
92%
[Ramshot X-Terminator]*
<<locked>>
81%
37782
63%
**77
93%
ReloadSwiss RS 40
<<locked>>
81%
39117
65%
**36
97%
[ReloadSwiss RS 50]*
<<locked>>
94%
42047
70%
**82
90%
[ReloadSwiss RS 52]*
<<locked>>
84%
32880
55%
**84
90%
[ReloadSwiss RS 60]*
<<locked>>
85%
28268
47%
**46
90%
Rottweil R 901
<<locked>>
81%
35752
59%
**48
97%
[Rottweil R 902]*
<<locked>>
81%
30400
51%
**26
92%
[Rottweil R 903]*
<<locked>>
86%
28282
47%
**36
90%
SNPE Vectan BA6 1/2
<<locked>>
81%
49298
82%
**92
100%
SNPE Vectan SP 10
<<locked>>
81%
43613
72%
**35
99%
[SNPE Vectan SP 11]*
<<locked>>
87%
31531
52%
**15
90%
[SNPE Vectan SP 7]*
<<locked>>
85%
36593
61%
**74
90%
[SNPE Vectan SP 9]*
<<locked>>
81%
31328
52%
**75
91%
SNPE Vectan Tubal 3000
<<locked>>
81%
33823
56%
**59
97%
SNPE Vectan Tubal 5000
<<locked>>
81%
27383
45%
**18
95%
Shooters World Match Rifle
<<locked>>
81%
29892
50%
**79
95%
[Shooters World Precision]*
<<locked>>
81%
28427
47%
**93
91%
Shooters World Tactical Rifle
<<locked>>
81%
41524
69%
**46
96%
Somchem S321
<<locked>>
81%
36738
61%
**10
95%
Somchem S335
<<locked>>
81%
33446
56%
**75
98%
[Somchem S341]*
<<locked>>
81%
32314
54%
**85
91%
[Somchem S355]*
<<locked>>
85%
28747
48%
**29
90%
Vihtavuori N120
<<locked>>
81%
44730
74%
**20
100%
Vihtavuori N130
<<locked>>
81%
38145
63%
**57
100%
Vihtavuori N133
<<locked>>
81%
31575
52%
**29
99%
Vihtavuori N135
<<locked>>
81%
24337
40%
**01
95%
Vihtavuori N140
<<locked>>
81%
29573
49%
**26
96%
[Vihtavuori N150]*
<<locked>>
87%
25730
43%
**21
90%
Vihtavuori N530
<<locked>>
81%
36100
60%
**84
95%
Vihtavuori N540
<<locked>>
81%
29457
49%
**43
95%
[Winchester 6.5 StaBALL]*
<<locked>>
92%
31792
53%
**52
90%
Winchester 748
<<locked>>
81%
35723
59%
**20
96%
Winchester StaBALL Match
<<locked>>
81%
38101
63%
**56
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

bottom of page