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Load data for 8 x 51 R Lebel + .323 | 220gr | Sierra SBT GameKing

Recommended Powder(s): Accurate 4350, Alliant Reloder-16, Alliant Reloder-17, Norma URP, Somchem S365

8 x 51 R Lebel + .323 | 220gr | Sierra SBT GameKing

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.323 | 220gr | Sierra SBT GameKing
Manufacturer SKU:
2420
Bullet Weight:
220gr | 14.3g
Bullet Diameter:
0.323" | 8.20mm
Bullet Length:
1.390" | 35.3mm
Caliber:
8 x 51 R Lebel load data
Case Length (l3):
1.988" | 50.5mm
Cartridge Length (C.O.L.):
3.141" | 79.8mm
Seated Depth:
0.237" | 6.0mm
Shank Seated Depth:
0.037" | 0.9mm
Case Capacity:
66.5 Grains of Water | 4.32 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
50763 psi | 3500 bar
LID:
LID_B5923_C1160
Last updated:
2025-02-02
Recommended Twist Rate:
1:13 - 1:11

Load data for 132 loads in caliber 8 x 51 R Lebel with .323 | 220gr | Sierra SBT GameKing bullet and 66 powders such as Accurate 4350, Alliant Reloder-16, Alliant Reloder-17, Norma URP, Somchem S365. 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>>
85%
45426
89%
**79
99%
[ADI AR 2209]*
<<locked>>
96%
43787
86%
**11
94%
Accurate 2700
<<locked>>
87%
45513
90%
**33
96%
Accurate 3100
<<locked>>
96%
36216
71%
**83
95%
Accurate 4064
<<locked>>
84%
45063
89%
**72
100%
Accurate 4350 👍
<<locked>>
93%
45585
90%
**57
99%
Alliant Reloder- TS 15.5
<<locked>>
85%
45252
89%
**98
100%
Alliant Reloder-15
<<locked>>
83%
45324
89%
**02
99%
Alliant Reloder-16 👍
<<locked>>
94%
45194
89%
**77
99%
Alliant Reloder-17 👍
<<locked>>
90%
45324
89%
**00
100%
[Alliant Reloder-19]*
<<locked>>
96%
42946
85%
**08
94%
[Alliant Reloder-22]*
<<locked>>
97%
37710
74%
**49
92%
Alliant Reloder-23
<<locked>>
97%
35404
70%
**13
98%
[Alliant Reloder-25]*
<<locked>>
96%
31140
61%
**01
92%
Alliant Reloder-26
<<locked>>
97%
39175
77%
**54
97%
Hodgdon CFE223
<<locked>>
84%
45484
90%
**51
99%
Hodgdon H380
<<locked>>
85%
45237
89%
**02
99%
Hodgdon H414
<<locked>>
88%
45295
89%
**54
97%
Hodgdon H4350
<<locked>>
95%
44976
89%
**85
96%
Hodgdon Hybrid 100V
<<locked>>
96%
45469
90%
**34
100%
Hodgdon LVR
<<locked>>
91%
45339
89%
**41
98%
Hodgdon Superperformance
<<locked>>
92%
45687
90%
**84
96%
Hodgdon VARGET
<<locked>>
85%
45165
89%
**69
99%
IMR 4064
<<locked>>
86%
45397
89%
**65
99%
IMR 4166 Enduron
<<locked>>
86%
45078
89%
**39
96%
IMR 4350
<<locked>>
93%
44860
88%
**88
96%
IMR 4451 Enduron
<<locked>>
88%
45600
90%
**75
96%
IMR 4831
<<locked>>
97%
43308
85%
**05
99%
Lovex S062
<<locked>>
84%
45469
90%
**69
100%
Lovex S065
<<locked>>
90%
45324
89%
**79
98%
Lovex S070
<<locked>>
92%
45310
89%
**95
97%
[Lovex S071]*
<<locked>>
97%
30777
61%
**65
93%
Norma 203B
<<locked>>
84%
45266
89%
**08
100%
[Norma 204]*
<<locked>>
93%
45136
89%
**28
94%
Norma MRP
<<locked>>
97%
39450
78%
**18
95%
Norma URP 👍
<<locked>>
94%
45658
90%
**61
99%
Ramshot Big Game
<<locked>>
84%
45672
90%
**34
100%
Ramshot Hunter
<<locked>>
94%
45078
89%
**61
97%
ReloadSwiss RS 50
<<locked>>
85%
45121
89%
**75
97%
ReloadSwiss RS 52
<<locked>>
84%
45020
89%
**28
100%
ReloadSwiss RS 60
<<locked>>
91%
45672
90%
**23
100%
ReloadSwiss RS 62
<<locked>>
93%
45252
89%
**84
99%
ReloadSwiss RS 70
<<locked>>
94%
45556
90%
**03
99%
Rottweil R 903
<<locked>>
88%
45382
89%
**02
100%
[Rottweil R 904]*
<<locked>>
96%
44846
88%
**85
93%
[Rottweil R 905]*
<<locked>>
97%
41582
82%
**88
94%
Rottweil R 907
<<locked>>
89%
45469
90%
**69
96%
SNPE Vectan SP 11
<<locked>>
87%
45629
90%
**38
100%
SNPE Vectan Tubal 5000
<<locked>>
86%
45469
90%
**93
100%
SNPE Vectan Tubal 7000
<<locked>>
91%
45687
90%
**46
97%
Shooters World Long Rifle
<<locked>>
90%
45324
89%
**79
98%
Shooters World Precision
<<locked>>
84%
45469
90%
**69
100%
Somchem S355
<<locked>>
87%
45150
89%
**92
100%
[Somchem S361]*
<<locked>>
96%
45150
89%
**62
92%
Somchem S365 👍
<<locked>>
96%
44918
88%
**84
100%
Somchem S385
<<locked>>
97%
42308
83%
**82
95%
Vihtavuori N135
<<locked>>
88%
45498
90%
**39
100%
Vihtavuori N150
<<locked>>
92%
45600
90%
**72
100%
Vihtavuori N160
<<locked>>
90%
45107
89%
**08
99%
[Vihtavuori N165]*
<<locked>>
97%
35462
70%
**31
92%
Vihtavuori N540
<<locked>>
83%
45542
90%
**69
100%
Vihtavuori N550
<<locked>>
91%
45585
90%
**57
99%
Vihtavuori N555
<<locked>>
97%
38551
76%
**85
98%
Winchester 6.5 StaBALL
<<locked>>
92%
45179
89%
**02
100%
Winchester 760
<<locked>>
88%
45295
89%
**54
97%
Winchester StaBALL HD
<<locked>>
97%
31488
62%
**10
98%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
39668
78%
**77
98%
[ADI AR 2209]*
<<locked>>
89%
35128
69%
**34
90%
[Accurate 2700]*
<<locked>>
81%
37913
75%
**95
93%
[Accurate 3100]*
<<locked>>
87%
26121
51%
**47
90%
Accurate 4064
<<locked>>
81%
40683
80%
**06
100%
Accurate 4350
<<locked>>
81%
29762
59%
**49
95%
Alliant Reloder- TS 15.5
<<locked>>
81%
39291
77%
**97
99%
Alliant Reloder-15
<<locked>>
81%
42163
83%
**52
99%
Alliant Reloder-16
<<locked>>
81%
30545
60%
**62
95%
Alliant Reloder-17
<<locked>>
81%
33968
67%
**80
98%
[Alliant Reloder-19]*
<<locked>>
89%
34069
67%
**24
90%
[Alliant Reloder-22]*
<<locked>>
94%
33968
67%
**60
90%
[Alliant Reloder-23]*
<<locked>>
81%
22060
43%
**39
91%
[Alliant Reloder-25]*
<<locked>>
93%
28398
56%
**29
90%
[Alliant Reloder-26]*
<<locked>>
85%
26252
52%
**13
90%
Hodgdon CFE223
<<locked>>
81%
40538
80%
**62
98%
Hodgdon H380
<<locked>>
81%
40118
79%
**06
98%
[Hodgdon H414]*
<<locked>>
81%
34911
69%
**57
93%
[Hodgdon H4350]*
<<locked>>
82%
30603
60%
**96
90%
Hodgdon Hybrid 100V
<<locked>>
81%
27978
55%
**73
96%
Hodgdon LVR
<<locked>>
81%
33185
65%
**05
95%
[Hodgdon Superperformance]*
<<locked>>
81%
31691
62%
**85
90%
Hodgdon VARGET
<<locked>>
81%
39421
78%
**70
98%
IMR 4064
<<locked>>
81%
38986
77%
**54
98%
IMR 4166 Enduron
<<locked>>
81%
38740
76%
**21
95%
[IMR 4350]*
<<locked>>
81%
31241
62%
**10
91%
[IMR 4451 Enduron]*
<<locked>>
81%
36651
72%
**08
94%
[IMR 4831]*
<<locked>>
81%
26440
52%
**47
93%
Lovex S062
<<locked>>
81%
41727
82%
**10
100%
Lovex S065
<<locked>>
81%
34011
67%
**65
95%
[Lovex S070]*
<<locked>>
81%
32372
64%
**42
92%
[Lovex S071]*
<<locked>>
92%
26121
51%
**47
90%
Norma 203B
<<locked>>
81%
41669
82%
**43
99%
[Norma 204]*
<<locked>>
85%
34432
68%
**11
90%
[Norma MRP]*
<<locked>>
90%
31111
61%
**18
90%
Norma URP
<<locked>>
81%
30487
60%
**56
95%
Ramshot Big Game
<<locked>>
81%
41147
81%
**56
99%
[Ramshot Hunter]*
<<locked>>
81%
29936
59%
**39
92%
ReloadSwiss RS 50
<<locked>>
81%
40277
79%
**93
96%
ReloadSwiss RS 52
<<locked>>
81%
40480
80%
**59
100%
ReloadSwiss RS 60
<<locked>>
81%
33040
65%
**67
99%
[ReloadSwiss RS 62]*
<<locked>>
81%
29849
59%
**69
94%
[ReloadSwiss RS 70]*
<<locked>>
81%
29979
59%
**59
93%
Rottweil R 903
<<locked>>
81%
36753
72%
**54
99%
[Rottweil R 904]*
<<locked>>
90%
37304
73%
**47
90%
[Rottweil R 905]*
<<locked>>
90%
33315
66%
**15
90%
[Rottweil R 907]*
<<locked>>
81%
35244
69%
**82
93%
SNPE Vectan SP 11
<<locked>>
81%
37608
74%
**97
98%
SNPE Vectan Tubal 5000
<<locked>>
81%
39349
78%
**01
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
33344
66%
**23
93%
Shooters World Long Rifle
<<locked>>
81%
34011
67%
**65
95%
Shooters World Precision
<<locked>>
81%
41727
82%
**10
100%
Somchem S355
<<locked>>
81%
37362
74%
**51
99%
[Somchem S361]*
<<locked>>
92%
40132
79%
**83
90%
Somchem S365
<<locked>>
81%
27108
53%
**10
97%
[Somchem S385]*
<<locked>>
87%
30429
60%
**39
90%
Vihtavuori N135
<<locked>>
81%
36738
72%
**98
100%
Vihtavuori N150
<<locked>>
81%
32140
63%
**29
99%
Vihtavuori N160
<<locked>>
81%
32924
65%
**78
96%
[Vihtavuori N165]*
<<locked>>
94%
32634
64%
**69
90%
Vihtavuori N540
<<locked>>
81%
42554
84%
**23
100%
Vihtavuori N550
<<locked>>
81%
33533
66%
**24
96%
[Vihtavuori N555]*
<<locked>>
81%
23337
46%
**05
91%
Winchester 6.5 StaBALL
<<locked>>
81%
31575
62%
**36
97%
[Winchester 760]*
<<locked>>
81%
34911
69%
**57
93%
[Winchester StaBALL HD]*
<<locked>>
86%
22785
45%
**01
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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