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Load data for .300 Lapua Mag. + .309 | 220gr | Ares RNBBNG

Recommended Powder(s):

.300 Lapua Mag. + .309 | 220gr | Ares RNBBNG

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.309 | 220gr | Ares RNBBNG
Manufacturer SKU:
.30-220 RNBBNG .309
Bullet Weight:
220gr | 14.3g
Bullet Diameter:
0.309" | 7.85mm
Bullet Length:
1.271" | 32.3mm
Caliber:
.300 Lapua Mag. load data
Case Length (l3):
2.724" | 69.2mm
Cartridge Length (C.O.L.):
3.625" | 92.1mm
Seated Depth:
0.370" | 9.4mm
Shank Seated Depth:
0.370" | 9.4mm
Case Capacity:
100.0 Grains of Water | 6.49 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
60916 psi | 4200 bar
LID:
LID_B12011_C363
Last updated:
2026-01-25

Load data for 102 loads in caliber .300 Lapua Mag. with .309 | 220gr | Ares RNBBNG bullet and 51 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".

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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 2209
<<locked>>
86%
54737
90%
**90
100%
ADI AR 2213
<<locked>>
89%
54737
90%
**30
100%
ADI AR 2217
<<locked>>
97%
52562
86%
**03
100%
ADI AR 2218
<<locked>>
97%
45672
75%
**64
95%
ADI AR 2225
<<locked>>
97%
47601
78%
**67
100%
Accurate 3100
<<locked>>
89%
54621
90%
**31
100%
Accurate MAGPRO
<<locked>>
89%
54389
89%
**33
99%
Alliant Reloder-19
<<locked>>
86%
54070
89%
**74
100%
Alliant Reloder-22
<<locked>>
89%
54404
89%
**13
100%
Alliant Reloder-23
<<locked>>
89%
54302
89%
**61
100%
Alliant Reloder-25
<<locked>>
94%
54650
90%
**33
100%
Alliant Reloder-26
<<locked>>
85%
54360
89%
**33
100%
Alliant Reloder-33
<<locked>>
97%
50096
82%
**30
97%
[Alliant Reloder-50]*
<<locked>>
97%
41872
69%
**66
93%
Baschieri & Pellagri 109
<<locked>>
90%
54795
90%
**80
98%
Bofors RP15 👍
<<locked>>
91%
54375
89%
**20
100%
Bofors RP30 👍
<<locked>>
96%
54331
89%
**43
100%
Bofors RP5
<<locked>>
89%
54404
89%
**13
100%
Hodgdon H1000
<<locked>>
97%
52562
86%
**03
100%
Hodgdon H4350
<<locked>>
84%
54795
90%
**35
100%
Hodgdon H4831
<<locked>>
91%
54824
90%
**80
99%
Hodgdon H4831 SC
<<locked>>
88%
54824
90%
**80
99%
Hodgdon Hybrid 100V
<<locked>>
84%
54708
90%
**98
100%
Hodgdon Retumbo
<<locked>>
97%
47601
78%
**67
100%
IMR 4831
<<locked>>
85%
54679
90%
**25
100%
IMR 4955 Enduron
<<locked>>
88%
54360
89%
**38
99%
IMR 7828 SSC
<<locked>>
88%
54505
89%
**30
100%
[IMR 7977 Enduron]*
<<locked>>
94%
54737
90%
**15
94%
IMR 8133 Enduron
<<locked>>
97%
43888
72%
**89
98%
[Lovex D100]*
<<locked>>
97%
52243
86%
**25
92%
Lovex S071
<<locked>>
94%
54621
90%
**31
100%
Norma 217
<<locked>>
97%
44164
72%
**08
100%
Norma MRP
<<locked>>
87%
54563
90%
**30
100%
Ramshot Grand
<<locked>>
86%
54230
89%
**36
100%
Ramshot Magnum
<<locked>>
89%
54694
90%
**03
100%
ReloadSwiss RS 14
<<locked>>
97%
37086
61%
**90
100%
ReloadSwiss RS 76 👍
<<locked>>
94%
54360
89%
**05
100%
ReloadSwiss RS 80 👍
<<locked>>
97%
54781
90%
**85
99%
Rottweil R 904
<<locked>>
85%
54259
89%
**38
100%
Rottweil R 905
<<locked>>
86%
54781
90%
**80
100%
[Shooters World 50 BMG]*
<<locked>>
97%
52243
86%
**25
92%
Somchem S361
<<locked>>
85%
54650
90%
**21
99%
Somchem S385
<<locked>>
86%
54723
90%
**48
100%
Vihtavuori N165
<<locked>>
91%
54186
89%
**35
100%
Vihtavuori N170
<<locked>>
97%
49095
81%
**82
95%
Vihtavuori N555
<<locked>>
86%
54592
90%
**61
100%
Vihtavuori N560
<<locked>>
88%
54679
90%
**43
99%
Vihtavuori N565 👍
<<locked>>
93%
54534
90%
**26
99%
Vihtavuori N568
<<locked>>
96%
54708
90%
**76
99%
Vihtavuori N570
<<locked>>
97%
53954
89%
**99
97%
Winchester StaBALL HD
<<locked>>
90%
54563
90%
**56
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
46760
77%
**62
99%
ADI AR 2213
<<locked>>
81%
41800
69%
**03
98%
[ADI AR 2217]*
<<locked>>
81%
31169
51%
**60
94%
[ADI AR 2218]*
<<locked>>
90%
36390
60%
**41
90%
ADI AR 2225
<<locked>>
81%
28369
47%
**24
96%
Accurate 3100
<<locked>>
81%
42438
70%
**41
100%
Accurate MAGPRO
<<locked>>
81%
41466
68%
**07
96%
Alliant Reloder-19
<<locked>>
81%
46528
76%
**56
99%
Alliant Reloder-22
<<locked>>
81%
42380
70%
**13
99%
Alliant Reloder-23
<<locked>>
81%
41191
68%
**57
100%
Alliant Reloder-25
<<locked>>
81%
35636
58%
**98
100%
Alliant Reloder-26
<<locked>>
81%
46311
76%
**15
100%
[Alliant Reloder-33]*
<<locked>>
86%
33939
56%
**85
90%
[Alliant Reloder-50]*
<<locked>>
92%
34911
57%
**08
90%
[Baschieri & Pellagri 109]*
<<locked>>
81%
40712
67%
**28
94%
Bofors RP15
<<locked>>
81%
39465
65%
**48
98%
Bofors RP30
<<locked>>
81%
33025
54%
**33
95%
Bofors RP5
<<locked>>
81%
42380
70%
**13
99%
[Hodgdon H1000]*
<<locked>>
81%
31169
51%
**60
94%
Hodgdon H4350
<<locked>>
81%
49922
82%
**56
100%
Hodgdon H4831
<<locked>>
81%
39218
64%
**02
96%
Hodgdon H4831 SC
<<locked>>
81%
43816
72%
**90
97%
Hodgdon Hybrid 100V
<<locked>>
81%
50372
83%
**39
100%
Hodgdon Retumbo
<<locked>>
81%
28369
47%
**24
96%
IMR 4831
<<locked>>
81%
48196
79%
**26
100%
IMR 4955 Enduron
<<locked>>
81%
43265
71%
**51
97%
IMR 7828 SSC
<<locked>>
81%
43004
71%
**33
98%
[IMR 7977 Enduron]*
<<locked>>
85%
41539
68%
**85
90%
[IMR 8133 Enduron]*
<<locked>>
81%
26194
43%
**59
90%
[Lovex D100]*
<<locked>>
93%
45803
75%
**10
90%
Lovex S071
<<locked>>
81%
36709
60%
**26
99%
[Norma 217]*
<<locked>>
81%
25831
42%
**69
93%
Norma MRP
<<locked>>
81%
44976
74%
**75
100%
Ramshot Grand
<<locked>>
81%
45397
75%
**98
99%
Ramshot Magnum
<<locked>>
81%
39798
65%
**54
99%
ReloadSwiss RS 14
<<locked>>
92%
34519
57%
**44
100%
ReloadSwiss RS 76
<<locked>>
81%
33779
55%
**02
98%
[ReloadSwiss RS 80]*
<<locked>>
81%
30603
50%
**00
91%
Rottweil R 904
<<locked>>
81%
47732
78%
**36
99%
Rottweil R 905
<<locked>>
81%
46282
76%
**43
99%
[Shooters World 50 BMG]*
<<locked>>
93%
45803
75%
**10
90%
Somchem S361
<<locked>>
81%
48370
79%
**26
98%
Somchem S385
<<locked>>
81%
46673
77%
**20
100%
Vihtavuori N165
<<locked>>
81%
39450
65%
**82
98%
[Vihtavuori N170]*
<<locked>>
88%
37188
61%
**46
90%
Vihtavuori N555
<<locked>>
81%
45788
75%
**26
100%
Vihtavuori N560
<<locked>>
81%
42627
70%
**33
97%
Vihtavuori N565
<<locked>>
81%
36941
61%
**02
96%
[Vihtavuori N568]*
<<locked>>
81%
32024
53%
**16
91%
[Vihtavuori N570]*
<<locked>>
85%
34867
57%
**15
90%
Winchester StaBALL HD
<<locked>>
81%
38667
63%
**10
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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