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Load data for 7.5 x 55 SWISS + .308 | 220gr | A-Square MONO RN

Recommended Powder(s): Alliant Reloder-26, Ramshot Hunter, ReloadSwiss RS 70, Vihtavuori N555, Winchester StaBALL HD

7.5 x 55 SWISS + .308 | 220gr | A-Square MONO RN

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 220gr | A-Square MONO RN
Bullet Weight:
220gr | 14.3g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.000" | 25.4mm
Caliber:
7.5 x 55 SWISS load data
Case Length (l3):
2.188" | 55.6mm
Cartridge Length (C.O.L.):
3.013" | 76.5mm
Seated Depth:
0.175" | 4.4mm
Shank Seated Depth:
0.175" | 4.4mm
Case Capacity:
65.0 Grains of Water | 4.22 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
55114 psi | 3800 bar
LID:
LID_B380_C1112
Last updated:
2025-01-01

Load data for 128 loads in caliber 7.5 x 55 SWISS with .308 | 220gr | A-Square MONO RN bullet and 64 powders such as Alliant Reloder-26, Ramshot Hunter, ReloadSwiss RS 70, Vihtavuori N555, Winchester StaBALL HD. 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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    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.

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>>
94%
48950
89%
**31
98%
ADI AR 2213
<<locked>>
97%
47456
86%
**31
96%
[ADI AR 2225]*
<<locked>>
97%
30647
56%
**33
93%
Accurate 2700
<<locked>>
84%
49153
89%
**10
98%
Accurate 3100
<<locked>>
97%
46586
85%
**69
99%
Accurate 4350
<<locked>>
89%
49487
90%
**18
100%
[Accurate MAGPRO]*
<<locked>>
97%
45266
82%
**25
94%
Alliant Reloder-16
<<locked>>
91%
49588
90%
**51
100%
Alliant Reloder-17
<<locked>>
86%
49342
90%
**57
100%
Alliant Reloder-19
<<locked>>
95%
49182
89%
**38
98%
Alliant Reloder-22
<<locked>>
97%
46021
83%
**28
97%
Alliant Reloder-23
<<locked>>
96%
43540
79%
**79
100%
Alliant Reloder-25
<<locked>>
97%
38493
70%
**20
99%
Alliant Reloder-26 👍
<<locked>>
97%
49226
89%
**43
100%
Hodgdon H414
<<locked>>
85%
49458
90%
**28
99%
Hodgdon H4350
<<locked>>
92%
49124
89%
**72
99%
[Hodgdon H4831]*
<<locked>>
97%
43859
80%
**26
94%
Hodgdon H4831 SC
<<locked>>
96%
48805
89%
**02
96%
Hodgdon Hybrid 100V
<<locked>>
92%
49269
89%
**82
100%
Hodgdon LVR
<<locked>>
87%
49095
89%
**05
100%
[Hodgdon Retumbo]*
<<locked>>
97%
30647
56%
**33
93%
Hodgdon Superperformance
<<locked>>
88%
48863
89%
**54
99%
IMR 4064
<<locked>>
83%
49298
89%
**33
100%
IMR 4166 Enduron
<<locked>>
84%
49313
89%
**29
99%
IMR 4350
<<locked>>
90%
49124
89%
**72
99%
IMR 4451 Enduron
<<locked>>
85%
49458
90%
**59
99%
IMR 4831
<<locked>>
94%
49400
90%
**02
100%
IMR 4955 Enduron
<<locked>>
96%
49226
89%
**75
96%
IMR 7828 SSC
<<locked>>
97%
49037
89%
**67
97%
Lovex S065
<<locked>>
87%
49110
89%
**52
100%
Lovex S070
<<locked>>
89%
49298
89%
**79
99%
Lovex S071
<<locked>>
97%
39305
71%
**51
98%
Norma 204
<<locked>>
90%
49313
89%
**15
98%
Norma MRP
<<locked>>
97%
48689
88%
**07
99%
Norma URP
<<locked>>
90%
49443
90%
**15
100%
Ramshot Hunter 👍
<<locked>>
90%
49139
89%
**34
100%
Ramshot Magnum
<<locked>>
97%
45034
82%
**02
98%
ReloadSwiss RS 60
<<locked>>
87%
49313
89%
**77
100%
ReloadSwiss RS 62
<<locked>>
89%
49487
90%
**41
100%
ReloadSwiss RS 70 👍
<<locked>>
90%
49501
90%
**84
100%
ReloadSwiss RS 76
<<locked>>
97%
36825
67%
**13
96%
Rottweil R 903
<<locked>>
84%
49487
90%
**62
100%
Rottweil R 904
<<locked>>
93%
48878
89%
**75
97%
Rottweil R 905
<<locked>>
95%
48950
89%
**34
98%
Rottweil R 907
<<locked>>
86%
48965
89%
**46
99%
SNPE Vectan SP 11
<<locked>>
84%
49574
90%
**02
100%
SNPE Vectan Tubal 5000
<<locked>>
83%
49313
89%
**44
100%
SNPE Vectan Tubal 7000
<<locked>>
87%
48878
89%
**13
99%
Shooters World Long Rifle
<<locked>>
87%
49110
89%
**52
100%
Somchem S355
<<locked>>
84%
49008
89%
**49
100%
Somchem S361
<<locked>>
92%
48878
89%
**56
96%
Somchem S365
<<locked>>
92%
49472
90%
**34
100%
Somchem S385
<<locked>>
95%
49559
90%
**08
99%
Vihtavuori N135
<<locked>>
85%
49240
89%
**77
100%
Vihtavuori N150
<<locked>>
89%
48733
88%
**13
100%
Vihtavuori N160
<<locked>>
87%
49110
89%
**79
100%
Vihtavuori N165
<<locked>>
97%
43758
79%
**10
97%
Vihtavuori N550
<<locked>>
87%
49313
89%
**18
100%
Vihtavuori N555 👍
<<locked>>
97%
48849
89%
**51
100%
Vihtavuori N560
<<locked>>
97%
46876
85%
**54
96%
[Vihtavuori N565]*
<<locked>>
97%
39218
71%
**23
94%
Winchester 6.5 StaBALL
<<locked>>
88%
48747
88%
**59
100%
Winchester 760
<<locked>>
85%
49458
90%
**28
99%
Winchester StaBALL HD 👍
<<locked>>
97%
37144
67%
**25
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2209]*
<<locked>>
81%
32256
59%
**06
92%
[ADI AR 2213]*
<<locked>>
86%
33533
61%
**52
90%
[ADI AR 2225]*
<<locked>>
93%
27818
50%
**51
90%
Accurate 2700
<<locked>>
81%
45223
82%
**51
98%
[Accurate 3100]*
<<locked>>
81%
27702
50%
**05
94%
Accurate 4350
<<locked>>
81%
37594
68%
**24
99%
[Accurate MAGPRO]*
<<locked>>
91%
36840
67%
**60
90%
Alliant Reloder-16
<<locked>>
81%
36724
67%
**28
99%
Alliant Reloder-17
<<locked>>
81%
41423
75%
**36
100%
[Alliant Reloder-19]*
<<locked>>
81%
32024
58%
**03
92%
[Alliant Reloder-22]*
<<locked>>
82%
28514
52%
**57
90%
Alliant Reloder-23
<<locked>>
81%
26818
49%
**24
97%
[Alliant Reloder-25]*
<<locked>>
81%
23830
43%
**29
90%
Alliant Reloder-26
<<locked>>
81%
28514
52%
**26
96%
Hodgdon H414
<<locked>>
81%
43033
78%
**23
98%
Hodgdon H4350
<<locked>>
81%
35578
65%
**36
95%
[Hodgdon H4831]*
<<locked>>
88%
33866
61%
**23
90%
[Hodgdon H4831 SC]*
<<locked>>
85%
33866
61%
**23
90%
Hodgdon Hybrid 100V
<<locked>>
81%
34185
62%
**36
99%
Hodgdon LVR
<<locked>>
81%
40437
73%
**64
99%
[Hodgdon Retumbo]*
<<locked>>
93%
27818
50%
**51
90%
Hodgdon Superperformance
<<locked>>
81%
38450
70%
**74
96%
IMR 4064
<<locked>>
81%
46021
84%
**87
100%
IMR 4166 Enduron
<<locked>>
81%
45179
82%
**64
98%
IMR 4350
<<locked>>
81%
37420
68%
**72
96%
IMR 4451 Enduron
<<locked>>
81%
43381
79%
**57
98%
IMR 4831
<<locked>>
81%
32866
60%
**16
98%
[IMR 4955 Enduron]*
<<locked>>
83%
32895
60%
**73
90%
[IMR 7828 SSC]*
<<locked>>
85%
32793
59%
**49
90%
Lovex S065
<<locked>>
81%
40770
74%
**15
99%
Lovex S070
<<locked>>
81%
38783
70%
**01
97%
[Lovex S071]*
<<locked>>
81%
23743
43%
**00
91%
[Norma 204]*
<<locked>>
81%
36709
67%
**92
94%
[Norma MRP]*
<<locked>>
81%
29095
53%
**00
92%
Norma URP
<<locked>>
81%
37246
68%
**18
99%
Ramshot Hunter
<<locked>>
81%
36027
65%
**08
97%
[Ramshot Magnum]*
<<locked>>
84%
28369
51%
**44
90%
ReloadSwiss RS 60
<<locked>>
81%
40103
73%
**33
100%
ReloadSwiss RS 62
<<locked>>
81%
37275
68%
**41
99%
ReloadSwiss RS 70
<<locked>>
81%
36274
66%
**47
98%
[ReloadSwiss RS 76]*
<<locked>>
89%
28587
52%
**93
90%
Rottweil R 903
<<locked>>
81%
44498
81%
**93
100%
[Rottweil R 904]*
<<locked>>
81%
33359
61%
**90
91%
[Rottweil R 905]*
<<locked>>
81%
30777
56%
**87
92%
Rottweil R 907
<<locked>>
81%
41887
76%
**31
97%
SNPE Vectan SP 11
<<locked>>
81%
45600
83%
**43
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
46006
83%
**01
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
39856
72%
**65
97%
Shooters World Long Rifle
<<locked>>
81%
40770
74%
**15
99%
Somchem S355
<<locked>>
81%
45049
82%
**90
100%
[Somchem S361]*
<<locked>>
81%
33852
61%
**87
90%
Somchem S365
<<locked>>
81%
33779
61%
**82
100%
[Somchem S385]*
<<locked>>
81%
31430
57%
**80
94%
Vihtavuori N135
<<locked>>
81%
44164
80%
**11
100%
Vihtavuori N150
<<locked>>
81%
38856
70%
**65
100%
Vihtavuori N160
<<locked>>
81%
40451
73%
**38
99%
[Vihtavuori N165]*
<<locked>>
81%
26876
49%
**59
90%
Vihtavuori N550
<<locked>>
81%
40915
74%
**80
99%
Vihtavuori N555
<<locked>>
81%
29486
53%
**96
97%
[Vihtavuori N560]*
<<locked>>
86%
33272
60%
**78
90%
[Vihtavuori N565]*
<<locked>>
91%
31850
58%
**59
90%
Winchester 6.5 StaBALL
<<locked>>
81%
37913
69%
**92
100%
Winchester 760
<<locked>>
81%
43033
78%
**23
98%
Winchester StaBALL HD
<<locked>>
81%
23641
43%
**05
96%

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.

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