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Load data for .300 Rem. SA Ultra Mag + .308 | 180gr | Speer Grand Slam

Recommended Powder(s):

.300 Rem. SA Ultra 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:
.300 Rem. SA Ultra Mag load data
Case Length (l3):
2.003" | 50.9mm
Cartridge Length (C.O.L.):
2.783" | 70.7mm
Seated Depth:
0.380" | 9.7mm
Shank Seated Depth:
0.380" | 9.7mm
Case Capacity:
74.0 Grains of Water | 4.80 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
64107 psi | 4420 bar
LID:
LID_B6167_C373
Last updated:
2025-01-01

Load data for 194 loads in caliber .300 Rem. SA Ultra Mag with .308 | 180gr | Speer Grand Slam bullet and 97 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.

    .

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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 2206H
<<locked>>
85%
56811
89%
**69
100%
ADI AR 2208
<<locked>>
91%
56898
89%
**56
100%
ADI AR 2209
<<locked>>
97%
47210
74%
**84
95%
Accurate 2200
<<locked>>
84%
57522
90%
**53
100%
Accurate 2495
<<locked>>
84%
57130
89%
**17
100%
Accurate 2520
<<locked>>
84%
57653
90%
**62
100%
Accurate 2700
<<locked>>
92%
57261
89%
**17
98%
Accurate 3100
<<locked>>
97%
40234
63%
**43
96%
Accurate 4064
<<locked>>
90%
57130
89%
**46
100%
Accurate 4350 👍
<<locked>>
97%
56028
87%
**22
100%
Alliant AR-Comp
<<locked>>
84%
57406
90%
**97
100%
Alliant Reloder- TS 15.5
<<locked>>
91%
57638
90%
**92
100%
Alliant Reloder-15
<<locked>>
88%
56942
89%
**99
100%
Alliant Reloder-16 👍
<<locked>>
97%
53606
84%
**31
100%
Alliant Reloder-17
<<locked>>
94%
57319
89%
**90
100%
Alliant Reloder-19
<<locked>>
97%
46702
73%
**80
95%
[Alliant Reloder-22]*
<<locked>>
97%
40596
63%
**05
93%
Alliant Reloder-23
<<locked>>
97%
38319
60%
**72
99%
[Alliant Reloder-25]*
<<locked>>
97%
33721
53%
**57
94%
Alliant Reloder-26
<<locked>>
97%
42801
67%
**30
98%
Baschieri & Pellagri 107
<<locked>>
86%
57261
89%
**99
100%
Hodgdon BL-C2
<<locked>>
84%
57058
89%
**92
100%
Hodgdon Benchmark
<<locked>>
83%
56869
89%
**00
100%
Hodgdon CFE223
<<locked>>
89%
57276
89%
**38
100%
Hodgdon H380
<<locked>>
90%
57609
90%
**02
100%
Hodgdon H414
<<locked>>
93%
57363
89%
**51
99%
Hodgdon H4350
<<locked>>
97%
51576
80%
**00
97%
[Hodgdon H4831 SC]*
<<locked>>
97%
44454
69%
**98
92%
Hodgdon Hybrid 100V
<<locked>>
97%
49443
77%
**00
100%
Hodgdon LVR 👍
<<locked>>
95%
56753
89%
**25
100%
Hodgdon Superperformance
<<locked>>
96%
56753
89%
**74
98%
Hodgdon VARGET
<<locked>>
91%
57363
89%
**69
100%
IMR 3031
<<locked>>
88%
57130
89%
**53
100%
IMR 4064
<<locked>>
92%
57145
89%
**53
100%
IMR 4166 Enduron
<<locked>>
92%
56985
89%
**40
99%
IMR 4350
<<locked>>
97%
54462
85%
**46
98%
IMR 4451 Enduron
<<locked>>
94%
57682
90%
**79
99%
IMR 4831
<<locked>>
97%
46905
73%
**71
99%
IMR 4895
<<locked>>
88%
57334
89%
**12
100%
[IMR 4955 Enduron]*
<<locked>>
97%
43990
69%
**62
92%
IMR 8208 XBR
<<locked>>
84%
57421
90%
**49
100%
Lovex D073.6
<<locked>>
86%
57653
90%
**62
100%
Lovex S060
<<locked>>
86%
57566
90%
**23
100%
Lovex S062
<<locked>>
89%
57246
89%
**49
100%
Lovex S065
<<locked>>
96%
57217
89%
**66
99%
Lovex S070
<<locked>>
97%
56289
88%
**82
99%
[Lovex S071]*
<<locked>>
97%
33634
52%
**05
94%
Norma 201
<<locked>>
87%
57522
90%
**46
100%
Norma 202
<<locked>>
86%
57319
89%
**30
100%
Norma 203B
<<locked>>
89%
56898
89%
**92
100%
Norma 204
<<locked>>
97%
54592
85%
**92
97%
Norma MRP
<<locked>>
97%
42743
67%
**84
96%
Norma URP
<<locked>>
97%
54665
85%
**02
100%
Ramshot Big Game
<<locked>>
89%
57319
89%
**15
100%
Ramshot Hunter
<<locked>>
97%
53026
83%
**99
99%
[Ramshot Magnum]*
<<locked>>
97%
38798
61%
**43
93%
Ramshot TAC
<<locked>>
84%
57537
90%
**66
100%
Ramshot Wild Boar
<<locked>>
84%
57537
90%
**85
100%
ReloadSwiss RS 14
<<locked>>
97%
34998
55%
**90
100%
ReloadSwiss RS 50
<<locked>>
90%
57638
90%
**79
99%
ReloadSwiss RS 52
<<locked>>
89%
57696
90%
**15
100%
ReloadSwiss RS 60
<<locked>>
95%
57348
89%
**17
100%
ReloadSwiss RS 62 👍
<<locked>>
97%
55579
87%
**44
100%
ReloadSwiss RS 70
<<locked>>
97%
54476
85%
**67
100%
Rottweil R 901
<<locked>>
84%
56855
89%
**00
100%
Rottweil R 902
<<locked>>
88%
56695
88%
**26
100%
Rottweil R 903
<<locked>>
93%
57580
90%
**92
100%
[Rottweil R 904]*
<<locked>>
97%
49095
77%
**67
94%
Rottweil R 905
<<locked>>
97%
45005
70%
**51
95%
Rottweil R 907
<<locked>>
95%
57508
90%
**69
98%
SNPE Vectan SP 11
<<locked>>
92%
57392
90%
**22
100%
SNPE Vectan SP 7
<<locked>>
85%
56956
89%
**59
100%
SNPE Vectan SP 9
<<locked>>
86%
56855
89%
**69
100%
SNPE Vectan Tubal 3000
<<locked>>
85%
56724
88%
**51
100%
SNPE Vectan Tubal 5000
<<locked>>
91%
57000
89%
**44
100%
SNPE Vectan Tubal 7000
<<locked>>
95%
56942
89%
**17
99%
Shooters World Long Rifle
<<locked>>
96%
57217
89%
**66
99%
Shooters World Match Rifle
<<locked>>
86%
57653
90%
**62
100%
Shooters World Precision
<<locked>>
89%
57246
89%
**49
100%
Somchem S335
<<locked>>
86%
57348
89%
**64
100%
Somchem S341
<<locked>>
85%
57464
90%
**62
100%
Somchem S355
<<locked>>
93%
57624
90%
**82
100%
[Somchem S361]*
<<locked>>
97%
50227
78%
**51
93%
Somchem S365
<<locked>>
97%
49414
77%
**59
100%
Somchem S385
<<locked>>
97%
46079
72%
**48
96%
Vihtavuori N133
<<locked>>
88%
56942
89%
**35
100%
Vihtavuori N135
<<locked>>
94%
57101
89%
**94
100%
Vihtavuori N140
<<locked>>
88%
57159
89%
**03
100%
Vihtavuori N150
<<locked>>
97%
55999
87%
**23
100%
Vihtavuori N160
<<locked>>
95%
57014
89%
**99
100%
[Vihtavuori N165]*
<<locked>>
97%
38130
59%
**74
93%
Vihtavuori N540
<<locked>>
88%
57479
90%
**43
100%
Vihtavuori N550 👍
<<locked>>
95%
57145
89%
**41
100%
Vihtavuori N555
<<locked>>
97%
42322
66%
**51
99%
Winchester 6.5 StaBALL
<<locked>>
97%
57479
90%
**79
100%
Winchester 760
<<locked>>
93%
57363
89%
**51
99%
Winchester StaBALL HD
<<locked>>
97%
34040
53%
**66
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
49356
77%
**57
100%
ADI AR 2208
<<locked>>
81%
42119
66%
**23
99%
[ADI AR 2209]*
<<locked>>
88%
35317
55%
**28
90%
Accurate 2200
<<locked>>
81%
51619
81%
**71
100%
Accurate 2495
<<locked>>
81%
51488
80%
**41
100%
Accurate 2520
<<locked>>
81%
52460
82%
**87
100%
[Accurate 2700]*
<<locked>>
81%
40466
63%
**34
94%
[Accurate 3100]*
<<locked>>
85%
26789
42%
**24
90%
Accurate 4064
<<locked>>
81%
43453
68%
**43
100%
Accurate 4350
<<locked>>
81%
32213
50%
**82
96%
Alliant AR-Comp
<<locked>>
81%
52837
82%
**41
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
41858
65%
**39
100%
Alliant Reloder-15
<<locked>>
81%
44933
70%
**98
99%
Alliant Reloder-16
<<locked>>
81%
32547
51%
**98
96%
Alliant Reloder-17
<<locked>>
81%
36332
57%
**20
99%
[Alliant Reloder-19]*
<<locked>>
87%
34127
53%
**08
90%
[Alliant Reloder-22]*
<<locked>>
91%
34301
54%
**61
90%
[Alliant Reloder-23]*
<<locked>>
81%
23554
37%
**52
92%
[Alliant Reloder-25]*
<<locked>>
91%
28108
44%
**97
90%
[Alliant Reloder-26]*
<<locked>>
83%
26411
41%
**90
90%
Baschieri & Pellagri 107
<<locked>>
81%
48878
76%
**74
99%
Hodgdon BL-C2
<<locked>>
81%
51982
81%
**17
100%
Hodgdon Benchmark
<<locked>>
81%
53359
83%
**48
100%
Hodgdon CFE223
<<locked>>
81%
43656
68%
**15
99%
Hodgdon H380
<<locked>>
81%
42482
66%
**49
98%
[Hodgdon H414]*
<<locked>>
81%
37695
59%
**07
94%
[Hodgdon H4350]*
<<locked>>
81%
31560
49%
**97
90%
[Hodgdon H4831 SC]*
<<locked>>
94%
40959
64%
**36
90%
Hodgdon Hybrid 100V
<<locked>>
81%
30008
47%
**06
97%
Hodgdon LVR
<<locked>>
81%
35331
55%
**44
96%
[Hodgdon Superperformance]*
<<locked>>
81%
33982
53%
**31
92%
Hodgdon VARGET
<<locked>>
81%
41872
65%
**10
99%
IMR 3031
<<locked>>
81%
45745
71%
**89
100%
IMR 4064
<<locked>>
81%
41423
65%
**97
99%
IMR 4166 Enduron
<<locked>>
81%
41075
64%
**67
95%
[IMR 4350]*
<<locked>>
81%
33330
52%
**46
92%
IMR 4451 Enduron
<<locked>>
81%
39102
61%
**51
95%
[IMR 4831]*
<<locked>>
81%
28645
45%
**77
94%
IMR 4895
<<locked>>
81%
45992
72%
**31
100%
[IMR 4955 Enduron]*
<<locked>>
93%
39450
62%
**70
90%
IMR 8208 XBR
<<locked>>
81%
51488
80%
**61
100%
Lovex D073.6
<<locked>>
81%
48936
76%
**35
100%
Lovex S060
<<locked>>
81%
49269
77%
**95
100%
Lovex S062
<<locked>>
81%
44382
69%
**56
100%
Lovex S065
<<locked>>
81%
36201
56%
**98
95%
[Lovex S070]*
<<locked>>
81%
34461
54%
**79
93%
[Lovex S071]*
<<locked>>
90%
26919
42%
**31
90%
Norma 201
<<locked>>
81%
48312
75%
**08
100%
Norma 202
<<locked>>
81%
48994
76%
**15
100%
Norma 203B
<<locked>>
81%
44179
69%
**92
100%
[Norma 204]*
<<locked>>
83%
34664
54%
**08
90%
[Norma MRP]*
<<locked>>
87%
31140
49%
**98
90%
Norma URP
<<locked>>
81%
32735
51%
**95
96%
Ramshot Big Game
<<locked>>
81%
44280
69%
**12
99%
[Ramshot Hunter]*
<<locked>>
81%
31966
50%
**72
93%
[Ramshot Magnum]*
<<locked>>
93%
33823
53%
**18
90%
Ramshot TAC
<<locked>>
81%
51692
81%
**77
99%
Ramshot Wild Boar
<<locked>>
81%
51532
80%
**97
100%
ReloadSwiss RS 14
<<locked>>
93%
32953
51%
**50
100%
ReloadSwiss RS 50
<<locked>>
81%
42728
67%
**36
97%
ReloadSwiss RS 52
<<locked>>
81%
43482
68%
**08
100%
ReloadSwiss RS 60
<<locked>>
81%
35404
55%
**16
99%
ReloadSwiss RS 62
<<locked>>
81%
32039
50%
**98
95%
[ReloadSwiss RS 70]*
<<locked>>
81%
32140
50%
**05
94%
Rottweil R 901
<<locked>>
81%
52547
82%
**41
100%
Rottweil R 902
<<locked>>
81%
46238
72%
**69
100%
Rottweil R 903
<<locked>>
81%
39305
61%
**97
99%
[Rottweil R 904]*
<<locked>>
88%
37347
58%
**41
90%
[Rottweil R 905]*
<<locked>>
88%
33504
52%
**02
90%
[Rottweil R 907]*
<<locked>>
81%
37405
58%
**15
93%
SNPE Vectan SP 11
<<locked>>
81%
40292
63%
**43
99%
SNPE Vectan SP 7
<<locked>>
81%
50285
78%
**64
99%
SNPE Vectan SP 9
<<locked>>
81%
47906
75%
**31
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
49922
78%
**59
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
41640
65%
**31
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
35404
55%
**43
93%
Shooters World Long Rifle
<<locked>>
81%
36201
56%
**98
95%
Shooters World Match Rifle
<<locked>>
81%
48936
76%
**35
100%
Shooters World Precision
<<locked>>
81%
44382
69%
**56
100%
Somchem S335
<<locked>>
81%
49052
77%
**56
100%
Somchem S341
<<locked>>
81%
49864
78%
**51
100%
Somchem S355
<<locked>>
81%
39871
62%
**93
99%
[Somchem S361]*
<<locked>>
90%
40321
63%
**70
90%
Somchem S365
<<locked>>
81%
29327
46%
**46
98%
[Somchem S385]*
<<locked>>
84%
30545
48%
**13
90%
Vihtavuori N133
<<locked>>
81%
46833
73%
**03
100%
Vihtavuori N135
<<locked>>
81%
38986
61%
**28
100%
Vihtavuori N140
<<locked>>
81%
45672
71%
**43
100%
Vihtavuori N150
<<locked>>
81%
34185
53%
**49
99%
Vihtavuori N160
<<locked>>
81%
35404
55%
**18
96%
[Vihtavuori N165]*
<<locked>>
92%
32561
51%
**49
90%
Vihtavuori N540
<<locked>>
81%
45455
71%
**69
100%
Vihtavuori N550
<<locked>>
81%
35737
56%
**57
96%
[Vihtavuori N555]*
<<locked>>
81%
25193
39%
**28
92%
Winchester 6.5 StaBALL
<<locked>>
81%
33692
53%
**65
98%
[Winchester 760]*
<<locked>>
81%
37695
59%
**07
94%
[Winchester StaBALL HD]*
<<locked>>
84%
22771
36%
**72
90%

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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