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Load data for .30-06 Ackley Improved + .308 | 220gr | Cutting Edge SUBSONIC Flat Base Maximus - 50ct

Recommended Powder(s): Alliant Reloder-16, Hodgdon LVR, ReloadSwiss RS 62, Vihtavuori N160, Vihtavuori N550

.30-06 Ackley Improved + .308 | 220gr | Cutting Edge SUBSONIC Flat Base Maximus - 50ct

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 220gr | Cutting Edge SUBSONIC Flat Base Maximus - 50ct
Manufacturer SKU:
FB M.308 220 SS
Bullet Weight:
220gr | 14.3g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
<<locked>>
Caliber:
.30-06 Ackley Improved load data
Case Length (l3):
2.486" | 63.1mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
70.0 Grains of Water | 4.55 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
62366 psi | 4300 bar
LID:
LID_B12326_C323
Last updated:
2026-04-03

Load data for 206 loads in caliber .30-06 Ackley Improved with .308 | 220gr | Cutting Edge SUBSONIC Flat Base Maximus - 50ct bullet and 103 powders such as Alliant Reloder-16, Hodgdon LVR, ReloadSwiss RS 62, Vihtavuori N160, Vihtavuori N550. 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 2206H
<<locked>>
86%
55013
88%
**95
100%
ADI AR 2208
<<locked>>
92%
55709
89%
**92
100%
ADI AR 2209
<<locked>>
96%
44121
71%
**00
95%
ADI Benchmark 8208
<<locked>>
85%
55288
89%
**65
100%
Accurate 2200
<<locked>>
85%
55550
89%
**72
100%
Accurate 2495
<<locked>>
85%
55216
89%
**46
100%
Accurate 2520
<<locked>>
85%
55579
89%
**85
100%
Accurate 2700
<<locked>>
92%
55172
88%
**46
98%
Accurate 3100
<<locked>>
97%
36637
59%
**75
96%
Accurate 4064
<<locked>>
90%
55535
89%
**75
100%
Accurate 4350
<<locked>>
97%
51619
83%
**18
100%
Alliant AR-Comp
<<locked>>
84%
55245
89%
**23
100%
Alliant Power Pro 2000-MR
<<locked>>
89%
55840
90%
**16
100%
Alliant Reloder- TS 15.5
<<locked>>
92%
55651
89%
**11
100%
Alliant Reloder-15
<<locked>>
89%
54984
88%
**18
100%
Alliant Reloder-16 👍
<<locked>>
97%
50372
81%
**28
100%
Alliant Reloder-17
<<locked>>
95%
55434
89%
**10
100%
Alliant Reloder-19
<<locked>>
97%
43453
70%
**97
95%
[Alliant Reloder-22]*
<<locked>>
96%
37536
60%
**28
93%
Alliant Reloder-23
<<locked>>
97%
35897
58%
**15
99%
[Alliant Reloder-25]*
<<locked>>
96%
31386
50%
**06
94%
Alliant Reloder-26
<<locked>>
96%
38870
62%
**29
98%
Baschieri & Pellagri 107
<<locked>>
86%
55216
89%
**18
100%
Bofors RP3
<<locked>>
92%
55854
90%
**18
100%
[Bofors RP5]*
<<locked>>
96%
37536
60%
**28
93%
Bofors RP7
<<locked>>
96%
55738
89%
**95
98%
Hodgdon BL-C2
<<locked>>
85%
55317
89%
**11
100%
Hodgdon Benchmark
<<locked>>
84%
55056
88%
**23
100%
Hodgdon CFE223
<<locked>>
90%
55927
90%
**64
100%
Hodgdon H380
<<locked>>
91%
55129
88%
**15
100%
Hodgdon H414
<<locked>>
95%
56014
90%
**84
99%
Hodgdon H4350
<<locked>>
97%
48718
78%
**26
97%
Hodgdon H4895
<<locked>>
86%
55724
89%
**02
100%
Hodgdon Hybrid 100V
<<locked>>
97%
46876
75%
**23
100%
Hodgdon LVR 👍
<<locked>>
97%
55390
89%
**57
100%
Hodgdon Superperformance
<<locked>>
97%
54926
88%
**00
99%
Hodgdon VARGET
<<locked>>
92%
55303
89%
**88
100%
IMR 3031
<<locked>>
89%
55854
90%
**82
100%
IMR 4064
<<locked>>
93%
56072
90%
**85
100%
IMR 4166 Enduron
<<locked>>
93%
55390
89%
**69
99%
IMR 4350
<<locked>>
96%
50981
82%
**59
98%
IMR 4451 Enduron
<<locked>>
94%
55579
89%
**98
99%
IMR 4831
<<locked>>
97%
43845
70%
**90
99%
IMR 4895
<<locked>>
89%
55550
89%
**28
100%
[IMR 4955 Enduron]*
<<locked>>
96%
41423
66%
**01
92%
IMR 8208 XBR
<<locked>>
85%
55288
89%
**65
100%
Lovex D073.6
<<locked>>
86%
55579
89%
**85
100%
Lovex S060
<<locked>>
87%
56072
90%
**49
100%
Lovex S062
<<locked>>
90%
55477
89%
**79
100%
Lovex S065
<<locked>>
97%
55796
89%
**05
100%
Lovex S070
<<locked>>
97%
52924
85%
**85
99%
[Lovex S071]*
<<locked>>
97%
30980
50%
**60
94%
Norma 201
<<locked>>
87%
55042
88%
**62
100%
Norma 202
<<locked>>
87%
55651
89%
**62
100%
Norma 203B
<<locked>>
90%
55361
89%
**21
100%
Norma 204
<<locked>>
97%
51155
82%
**92
96%
Norma MRP
<<locked>>
96%
39073
63%
**93
95%
Norma URP
<<locked>>
97%
51039
82%
**11
100%
Ramshot Big Game
<<locked>>
90%
55796
89%
**44
100%
[Ramshot Grand]*
<<locked>>
97%
41945
67%
**93
92%
Ramshot Hunter
<<locked>>
97%
49516
79%
**05
99%
[Ramshot Magnum]*
<<locked>>
97%
36434
58%
**82
92%
Ramshot TAC
<<locked>>
85%
55796
89%
**95
100%
Ramshot Wild Boar
<<locked>>
85%
55970
90%
**15
100%
ReloadSwiss RS 50
<<locked>>
90%
55042
88%
**95
99%
ReloadSwiss RS 52
<<locked>>
87%
55317
89%
**70
100%
ReloadSwiss RS 60
<<locked>>
94%
55695
89%
**13
100%
ReloadSwiss RS 62 👍
<<locked>>
97%
51561
83%
**44
100%
ReloadSwiss RS 70
<<locked>>
97%
51097
82%
**67
100%
Rottweil R 901
<<locked>>
84%
55651
89%
**33
100%
Rottweil R 902
<<locked>>
89%
55361
89%
**59
100%
Rottweil R 903
<<locked>>
94%
55579
89%
**11
100%
[Rottweil R 904]*
<<locked>>
97%
46006
74%
**83
94%
Rottweil R 905
<<locked>>
97%
41945
67%
**80
95%
Rottweil R 907
<<locked>>
96%
55738
89%
**95
98%
SNPE Vectan SP 11
<<locked>>
92%
55172
88%
**41
100%
SNPE Vectan SP 7
<<locked>>
86%
55550
89%
**92
100%
SNPE Vectan SP 9
<<locked>>
88%
55941
90%
**08
100%
SNPE Vectan Tubal 3000
<<locked>>
86%
56057
90%
**97
100%
SNPE Vectan Tubal 5000
<<locked>>
92%
55985
90%
**93
100%
SNPE Vectan Tubal 7000
<<locked>>
96%
55564
89%
**56
99%
Shooters World Long Rifle
<<locked>>
97%
55796
89%
**05
100%
Shooters World Match Rifle
<<locked>>
86%
55579
89%
**85
100%
Shooters World Precision
<<locked>>
90%
55477
89%
**79
100%
Somchem S335
<<locked>>
87%
55767
89%
**03
100%
Somchem S341
<<locked>>
86%
55187
88%
**79
100%
Somchem S355
<<locked>>
94%
56130
90%
**15
100%
[Somchem S361]*
<<locked>>
97%
47398
76%
**83
93%
Somchem S365
<<locked>>
96%
45339
73%
**59
100%
Somchem S385
<<locked>>
96%
42134
68%
**60
96%
Vihtavuori N133
<<locked>>
89%
55854
90%
**77
100%
Vihtavuori N135
<<locked>>
95%
55477
89%
**29
100%
Vihtavuori N140
<<locked>>
89%
55245
89%
**36
100%
Vihtavuori N150
<<locked>>
97%
52504
84%
**36
100%
Vihtavuori N160 👍
<<locked>>
96%
55071
88%
**21
100%
[Vihtavuori N165]*
<<locked>>
97%
35665
57%
**26
93%
Vihtavuori N540
<<locked>>
89%
55535
89%
**69
100%
Vihtavuori N550 👍
<<locked>>
96%
55187
88%
**61
100%
Vihtavuori N555
<<locked>>
97%
39117
63%
**77
99%
Winchester 6.5 StaBALL
<<locked>>
97%
53447
86%
**88
100%
Winchester 760
<<locked>>
95%
56014
90%
**84
99%
Winchester StaBALL HD
<<locked>>
97%
31720
51%
**05
99%
Winchester Supreme 780
<<locked>>
97%
44469
71%
**83
95%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
47181
76%
**90
100%
ADI AR 2208
<<locked>>
81%
39987
64%
**62
99%
[ADI AR 2209]*
<<locked>>
88%
33591
54%
**93
90%
ADI Benchmark 8208
<<locked>>
81%
49313
79%
**87
100%
Accurate 2200
<<locked>>
81%
49255
79%
**90
100%
Accurate 2495
<<locked>>
81%
48776
78%
**67
100%
Accurate 2520
<<locked>>
81%
49501
79%
**06
100%
[Accurate 2700]*
<<locked>>
81%
38232
61%
**87
94%
[Accurate 3100]*
<<locked>>
85%
24656
40%
**09
90%
Accurate 4064
<<locked>>
81%
41133
66%
**88
100%
Accurate 4350
<<locked>>
81%
30255
49%
**54
96%
Alliant AR-Comp
<<locked>>
81%
49676
80%
**60
100%
Alliant Power Pro 2000-MR
<<locked>>
81%
42917
69%
**29
99%
Alliant Reloder- TS 15.5
<<locked>>
81%
39972
64%
**88
100%
Alliant Reloder-15
<<locked>>
81%
42670
68%
**38
99%
Alliant Reloder-16
<<locked>>
81%
30879
50%
**64
96%
Alliant Reloder-17
<<locked>>
81%
34447
55%
**72
99%
[Alliant Reloder-19]*
<<locked>>
87%
32503
52%
**77
90%
[Alliant Reloder-22]*
<<locked>>
92%
32155
52%
**13
90%
[Alliant Reloder-23]*
<<locked>>
81%
22365
36%
**54
92%
[Alliant Reloder-25]*
<<locked>>
91%
26687
43%
**78
90%
[Alliant Reloder-26]*
<<locked>>
83%
24961
40%
**75
90%
Baschieri & Pellagri 107
<<locked>>
81%
46470
75%
**00
99%
Bofors RP3
<<locked>>
81%
39523
63%
**92
100%
[Bofors RP5]*
<<locked>>
92%
32155
52%
**13
90%
[Bofors RP7]*
<<locked>>
81%
35665
57%
**73
94%
Hodgdon BL-C2
<<locked>>
81%
48950
78%
**33
100%
Hodgdon Benchmark
<<locked>>
81%
51213
82%
**74
100%
Hodgdon CFE223
<<locked>>
81%
40872
66%
**51
99%
Hodgdon H380
<<locked>>
81%
40089
64%
**92
98%
[Hodgdon H414]*
<<locked>>
81%
35447
57%
**52
94%
[Hodgdon H4350]*
<<locked>>
81%
29936
48%
**78
91%
Hodgdon H4895
<<locked>>
81%
47601
76%
**93
100%
Hodgdon Hybrid 100V
<<locked>>
81%
28268
45%
**78
97%
Hodgdon LVR
<<locked>>
81%
33518
54%
**03
96%
[Hodgdon Superperformance]*
<<locked>>
81%
31850
51%
**90
91%
Hodgdon VARGET
<<locked>>
81%
39639
64%
**56
99%
IMR 3031
<<locked>>
81%
43642
70%
**28
100%
IMR 4064
<<locked>>
81%
39233
63%
**39
99%
IMR 4166 Enduron
<<locked>>
81%
39291
63%
**16
95%
[IMR 4350]*
<<locked>>
81%
31488
50%
**14
92%
IMR 4451 Enduron
<<locked>>
81%
37202
60%
**03
95%
[IMR 4831]*
<<locked>>
81%
26934
43%
**55
94%
IMR 4895
<<locked>>
81%
43787
70%
**60
100%
[IMR 4955 Enduron]*
<<locked>>
93%
37681
60%
**33
90%
IMR 8208 XBR
<<locked>>
81%
49313
79%
**87
100%
Lovex D073.6
<<locked>>
81%
46528
75%
**70
100%
Lovex S060
<<locked>>
81%
47152
76%
**31
100%
Lovex S062
<<locked>>
81%
42163
68%
**92
100%
Lovex S065
<<locked>>
81%
34447
55%
**64
96%
[Lovex S070]*
<<locked>>
81%
32561
52%
**41
93%
[Lovex S071]*
<<locked>>
90%
24656
40%
**09
90%
Norma 201
<<locked>>
81%
46137
74%
**41
100%
Norma 202
<<locked>>
81%
46688
75%
**51
100%
Norma 203B
<<locked>>
81%
42192
68%
**28
100%
[Norma 204]*
<<locked>>
83%
32576
52%
**64
90%
[Norma MRP]*
<<locked>>
87%
29312
47%
**67
90%
Norma URP
<<locked>>
81%
30792
49%
**57
96%
Ramshot Big Game
<<locked>>
81%
41524
67%
**44
99%
[Ramshot Grand]*
<<locked>>
94%
37913
61%
**18
90%
[Ramshot Hunter]*
<<locked>>
81%
30008
48%
**37
93%
[Ramshot Magnum]*
<<locked>>
94%
32242
52%
**93
90%
Ramshot TAC
<<locked>>
81%
49008
79%
**03
99%
Ramshot Wild Boar
<<locked>>
81%
48805
78%
**20
100%
ReloadSwiss RS 50
<<locked>>
81%
40553
65%
**78
97%
ReloadSwiss RS 52
<<locked>>
81%
44817
72%
**23
100%
ReloadSwiss RS 60
<<locked>>
81%
36651
59%
**24
100%
ReloadSwiss RS 62
<<locked>>
81%
30008
48%
**67
95%
[ReloadSwiss RS 70]*
<<locked>>
81%
30240
48%
**64
94%
Rottweil R 901
<<locked>>
81%
50401
81%
**67
100%
Rottweil R 902
<<locked>>
81%
43758
70%
**98
100%
Rottweil R 903
<<locked>>
81%
37130
60%
**42
99%
[Rottweil R 904]*
<<locked>>
89%
35578
57%
**00
90%
[Rottweil R 905]*
<<locked>>
87%
31169
50%
**60
90%
[Rottweil R 907]*
<<locked>>
81%
35665
57%
**73
94%
SNPE Vectan SP 11
<<locked>>
81%
38000
61%
**85
99%
SNPE Vectan SP 7
<<locked>>
81%
47703
76%
**83
99%
SNPE Vectan SP 9
<<locked>>
81%
45397
73%
**64
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
47630
76%
**92
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
39740
64%
**87
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
33402
54%
**14
94%
Shooters World Long Rifle
<<locked>>
81%
34447
55%
**64
96%
Shooters World Match Rifle
<<locked>>
81%
46528
75%
**70
100%
Shooters World Precision
<<locked>>
81%
42163
68%
**92
100%
Somchem S335
<<locked>>
81%
46963
75%
**95
100%
Somchem S341
<<locked>>
81%
47427
76%
**83
100%
Somchem S355
<<locked>>
81%
37869
61%
**46
99%
[Somchem S361]*
<<locked>>
90%
38218
61%
**36
90%
Somchem S365
<<locked>>
81%
27354
44%
**14
98%
[Somchem S385]*
<<locked>>
85%
29008
47%
**98
90%
Vihtavuori N133
<<locked>>
81%
44991
72%
**46
100%
Vihtavuori N135
<<locked>>
81%
36796
59%
**80
100%
Vihtavuori N140
<<locked>>
81%
43627
70%
**85
100%
Vihtavuori N150
<<locked>>
81%
32372
52%
**24
99%
Vihtavuori N160
<<locked>>
81%
33272
53%
**77
96%
[Vihtavuori N165]*
<<locked>>
92%
30647
49%
**18
90%
Vihtavuori N540
<<locked>>
81%
43192
69%
**08
100%
Vihtavuori N550
<<locked>>
81%
33765
54%
**16
97%
[Vihtavuori N555]*
<<locked>>
81%
23583
38%
**16
93%
Winchester 6.5 StaBALL
<<locked>>
81%
32039
51%
**41
98%
[Winchester 760]*
<<locked>>
81%
35447
57%
**52
94%
[Winchester StaBALL HD]*
<<locked>>
85%
21828
35%
**80
91%
[Winchester Supreme 780]*
<<locked>>
88%
32982
53%
**67
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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