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

Recommended Powder(s): ADI AR 2213, Bofors RP15, IMR 7828 SSC, ReloadSwiss RS 76, Vihtavuori N560

.300 Weath. 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:
<<locked>>
Caliber:
.300 Weath. Mag. load data
Case Length (l3):
2.824" | 71.7mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
98.9 Grains of Water | 6.42 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B12011_C379
Last updated:
2025-12-12

Load data for 0 loads in caliber .300 Weath. Mag. with .309 | 220gr | Ares RNBBNG bullet and 0 powders such as ADI AR 2213, Bofors RP15, IMR 7828 SSC, ReloadSwiss RS 76, Vihtavuori N560. 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>>
89%
57014
89%
**07
100%
ADI AR 2213 👍
<<locked>>
92%
57348
90%
**53
100%
ADI AR 2217
<<locked>>
97%
49182
77%
**35
99%
[ADI AR 2218]*
<<locked>>
97%
42047
66%
**62
93%
ADI AR 2225
<<locked>>
97%
44237
69%
**98
100%
Accurate 3100
<<locked>>
92%
57377
90%
**57
100%
Accurate 4350
<<locked>>
83%
56971
89%
**57
100%
Accurate MAGPRO
<<locked>>
92%
57203
90%
**69
99%
Alliant Reloder-16
<<locked>>
85%
57217
90%
**97
100%
Alliant Reloder-19
<<locked>>
89%
57276
90%
**13
100%
Alliant Reloder-22
<<locked>>
92%
56898
89%
**36
100%
Alliant Reloder-23
<<locked>>
93%
57377
90%
**90
100%
Alliant Reloder-25
<<locked>>
97%
55564
87%
**36
100%
Alliant Reloder-26
<<locked>>
89%
56942
89%
**62
100%
Alliant Reloder-33
<<locked>>
97%
45629
72%
**35
95%
Baschieri & Pellagri 109
<<locked>>
94%
57276
90%
**00
98%
Bofors RP15 👍
<<locked>>
94%
56956
89%
**40
100%
Bofors RP30
<<locked>>
97%
51677
81%
**90
99%
Bofors RP5
<<locked>>
92%
56898
89%
**36
100%
Hodgdon H1000
<<locked>>
97%
49182
77%
**35
99%
Hodgdon H4350
<<locked>>
87%
57174
90%
**48
100%
Hodgdon H4831
<<locked>>
94%
56855
89%
**94
99%
Hodgdon H4831 SC
<<locked>>
91%
56855
89%
**94
99%
Hodgdon Hybrid 100V
<<locked>>
87%
56579
89%
**15
100%
Hodgdon Retumbo
<<locked>>
97%
44237
69%
**98
100%
IMR 4350
<<locked>>
86%
57159
90%
**48
100%
IMR 4831
<<locked>>
89%
57334
90%
**51
100%
IMR 4955 Enduron
<<locked>>
92%
57174
90%
**64
99%
IMR 7828 SSC 👍
<<locked>>
91%
56898
89%
**62
100%
[IMR 7977 Enduron]*
<<locked>>
97%
57087
89%
**25
94%
IMR 8133 Enduron
<<locked>>
97%
40147
63%
**10
97%
Lovex S065
<<locked>>
83%
57000
89%
**18
100%
Lovex S070
<<locked>>
84%
56826
89%
**41
100%
Lovex S071
<<locked>>
97%
56130
88%
**38
100%
Norma 204
<<locked>>
85%
56956
89%
**84
100%
Norma 217
<<locked>>
97%
40466
63%
**39
99%
Norma MRP
<<locked>>
90%
57087
89%
**56
100%
Norma URP
<<locked>>
84%
57290
90%
**71
100%
Ramshot Grand
<<locked>>
89%
57058
89%
**69
100%
Ramshot Hunter
<<locked>>
85%
57305
90%
**94
100%
Ramshot Magnum
<<locked>>
93%
57203
90%
**30
100%
ReloadSwiss RS 62
<<locked>>
84%
57392
90%
**80
100%
ReloadSwiss RS 70
<<locked>>
84%
57043
89%
**26
100%
ReloadSwiss RS 76 👍
<<locked>>
97%
55477
87%
**12
100%
ReloadSwiss RS 80
<<locked>>
97%
50444
79%
**13
98%
Rottweil R 904
<<locked>>
88%
56913
89%
**64
100%
Rottweil R 905
<<locked>>
89%
56898
89%
**00
100%
SNPE Vectan Tubal 7000
<<locked>>
84%
56913
89%
**92
100%
Shooters World Long Rifle
<<locked>>
83%
57000
89%
**18
100%
Somchem S361
<<locked>>
88%
57014
89%
**48
99%
Somchem S365
<<locked>>
86%
57058
89%
**57
100%
Somchem S385
<<locked>>
89%
57072
89%
**67
100%
Vihtavuori N150
<<locked>>
85%
57130
90%
**62
100%
Vihtavuori N165
<<locked>>
94%
56985
89%
**57
100%
[Vihtavuori N170]*
<<locked>>
97%
45992
72%
**10
93%
Vihtavuori N555
<<locked>>
90%
56797
89%
**80
100%
Vihtavuori N560 👍
<<locked>>
92%
57174
90%
**66
99%
Vihtavuori N565
<<locked>>
96%
57101
89%
**46
100%
Vihtavuori N568
<<locked>>
97%
51561
81%
**20
98%
Vihtavuori N570
<<locked>>
97%
49298
77%
**10
96%
Winchester 6.5 StaBALL
<<locked>>
84%
57043
89%
**02
100%
Winchester StaBALL HD
<<locked>>
94%
57334
90%
**89
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
43714
69%
**93
99%
ADI AR 2213
<<locked>>
81%
39001
61%
**31
96%
[ADI AR 2217]*
<<locked>>
81%
29138
46%
**85
91%
[ADI AR 2218]*
<<locked>>
94%
38116
60%
**70
90%
[ADI AR 2225]*
<<locked>>
81%
26397
41%
**46
93%
Accurate 3100
<<locked>>
81%
39682
62%
**75
99%
Accurate 4350
<<locked>>
81%
52765
83%
**02
100%
[Accurate MAGPRO]*
<<locked>>
81%
38377
60%
**28
94%
Alliant Reloder-16
<<locked>>
81%
50517
79%
**98
100%
Alliant Reloder-19
<<locked>>
81%
43816
69%
**90
99%
Alliant Reloder-22
<<locked>>
81%
39479
62%
**44
98%
Alliant Reloder-23
<<locked>>
81%
38130
60%
**98
100%
Alliant Reloder-25
<<locked>>
81%
32996
52%
**33
99%
Alliant Reloder-26
<<locked>>
81%
42627
67%
**43
100%
[Alliant Reloder-33]*
<<locked>>
89%
35041
55%
**98
90%
[Baschieri & Pellagri 109]*
<<locked>>
81%
38682
61%
**62
92%
Bofors RP15
<<locked>>
81%
36738
58%
**82
97%
[Bofors RP30]*
<<locked>>
81%
30371
48%
**57
93%
Bofors RP5
<<locked>>
81%
39479
62%
**44
98%
[Hodgdon H1000]*
<<locked>>
81%
29138
46%
**85
91%
Hodgdon H4350
<<locked>>
81%
47108
74%
**97
100%
Hodgdon H4831
<<locked>>
81%
36854
58%
**36
95%
Hodgdon H4831 SC
<<locked>>
81%
40901
64%
**21
96%
Hodgdon Hybrid 100V
<<locked>>
81%
47529
74%
**90
100%
[Hodgdon Retumbo]*
<<locked>>
81%
26397
41%
**46
93%
IMR 4350
<<locked>>
81%
49458
78%
**33
100%
IMR 4831
<<locked>>
81%
45426
71%
**70
100%
IMR 4955 Enduron
<<locked>>
81%
40741
64%
**88
96%
IMR 7828 SSC
<<locked>>
81%
40016
63%
**61
97%
[IMR 7977 Enduron]*
<<locked>>
89%
44034
69%
**11
90%
[IMR 8133 Enduron]*
<<locked>>
84%
26803
42%
**69
90%
Lovex S065
<<locked>>
81%
53142
83%
**69
100%
Lovex S070
<<locked>>
81%
51547
81%
**66
100%
Lovex S071
<<locked>>
81%
34185
54%
**64
98%
Norma 204
<<locked>>
81%
50328
79%
**89
99%
[Norma 217]*
<<locked>>
81%
23888
37%
**96
91%
Norma MRP
<<locked>>
81%
41524
65%
**10
99%
Norma URP
<<locked>>
81%
51227
80%
**79
100%
Ramshot Grand
<<locked>>
81%
42047
66%
**23
98%
Ramshot Hunter
<<locked>>
81%
50111
79%
**92
100%
Ramshot Magnum
<<locked>>
81%
36767
58%
**88
98%
ReloadSwiss RS 62
<<locked>>
81%
52518
82%
**21
100%
ReloadSwiss RS 70
<<locked>>
81%
50720
79%
**44
100%
ReloadSwiss RS 76
<<locked>>
81%
31111
49%
**23
96%
[ReloadSwiss RS 80]*
<<locked>>
82%
29646
46%
**60
90%
Rottweil R 904
<<locked>>
81%
45020
71%
**77
98%
Rottweil R 905
<<locked>>
81%
43062
67%
**77
99%
SNPE Vectan Tubal 7000
<<locked>>
81%
52402
82%
**26
100%
Shooters World Long Rifle
<<locked>>
81%
53142
83%
**69
100%
Somchem S361
<<locked>>
81%
45556
71%
**57
97%
Somchem S365
<<locked>>
81%
48370
76%
**36
100%
Somchem S385
<<locked>>
81%
43613
68%
**54
99%
Vihtavuori N150
<<locked>>
81%
51039
80%
**80
100%
Vihtavuori N165
<<locked>>
81%
36912
58%
**20
97%
[Vihtavuori N170]*
<<locked>>
91%
38276
60%
**62
90%
Vihtavuori N555
<<locked>>
81%
42598
67%
**67
100%
Vihtavuori N560
<<locked>>
81%
39566
62%
**61
96%
[Vihtavuori N565]*
<<locked>>
81%
34156
54%
**29
94%
[Vihtavuori N568]*
<<locked>>
82%
30632
48%
**77
90%
[Vihtavuori N570]*
<<locked>>
88%
35926
56%
**31
90%
Winchester 6.5 StaBALL
<<locked>>
81%
51837
81%
**30
100%
Winchester StaBALL HD
<<locked>>
81%
35041
55%
**41
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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