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Load data for 7.5 x 55 SWISS + .3115 | 255gr | Hornady Sub-X

Recommended Powder(s): Alliant Reloder-26, Hodgdon Superperformance, IMR 4831, Ramshot Hunter, ReloadSwiss RS 70

7.5 x 55 SWISS + .3115 | 255gr | Hornady Sub-X

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.3115 | 255gr | Hornady Sub-X
Manufacturer SKU:
3148
Bullet Weight:
255gr | 16.5g
Bullet Diameter:
0.311" | 7.91mm
Bullet Length:
1.551" | 39.4mm
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:
0.726" | 18.4mm
Shank Seated Depth:
0.726" | 18.4mm
Case Capacity:
65.0 Grains of Water | 4.22 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
55114 psi | 3800 bar
LID:
LID_B10954_C1112
Last updated:
2025-08-23

Load data for 138 loads in caliber 7.5 x 55 SWISS with .3115 | 255gr | Hornady Sub-X bullet and 69 powders such as Alliant Reloder-26, Hodgdon Superperformance, IMR 4831, Ramshot Hunter, ReloadSwiss RS 70. 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>>
84%
49298
89%
**03
100%
ADI AR 2209
<<locked>>
96%
48979
89%
**85
98%
ADI AR 2213
<<locked>>
97%
44309
80%
**42
96%
Accurate 2700
<<locked>>
85%
48965
89%
**77
99%
Accurate 3100
<<locked>>
97%
42743
78%
**87
99%
Accurate 4350
<<locked>>
92%
49458
90%
**82
100%
[Accurate MAGPRO]*
<<locked>>
97%
41394
75%
**29
93%
Alliant Reloder- TS 15.5
<<locked>>
84%
49197
89%
**19
100%
Alliant Reloder-16
<<locked>>
93%
49429
90%
**05
100%
Alliant Reloder-17
<<locked>>
88%
49574
90%
**21
100%
Alliant Reloder-19
<<locked>>
97%
48747
88%
**92
98%
Alliant Reloder-22
<<locked>>
97%
42757
78%
**46
97%
Alliant Reloder-23
<<locked>>
97%
40263
73%
**03
100%
Alliant Reloder-25
<<locked>>
97%
35752
65%
**44
98%
Alliant Reloder-26 👍
<<locked>>
97%
44817
81%
**41
100%
Hodgdon H380
<<locked>>
83%
48602
88%
**23
100%
Hodgdon H414
<<locked>>
87%
49226
89%
**85
99%
Hodgdon H4350
<<locked>>
94%
49530
90%
**42
99%
[Hodgdon H4831]*
<<locked>>
97%
40872
74%
**47
94%
Hodgdon H4831 SC
<<locked>>
97%
46296
84%
**33
95%
Hodgdon Hybrid 100V
<<locked>>
95%
49139
89%
**42
100%
Hodgdon LVR
<<locked>>
90%
49559
90%
**75
100%
Hodgdon Superperformance 👍
<<locked>>
90%
48892
89%
**18
99%
Hodgdon VARGET
<<locked>>
84%
48718
88%
**00
100%
IMR 4064
<<locked>>
85%
49226
89%
**96
100%
IMR 4166 Enduron
<<locked>>
86%
49182
89%
**87
99%
IMR 4350
<<locked>>
92%
48849
89%
**33
99%
IMR 4451 Enduron
<<locked>>
87%
49023
89%
**13
99%
IMR 4831 👍
<<locked>>
97%
49559
90%
**69
100%
IMR 4955 Enduron
<<locked>>
96%
46064
84%
**96
96%
IMR 7828 SSC
<<locked>>
96%
44643
81%
**62
96%
Lovex S062
<<locked>>
83%
49559
90%
**93
100%
Lovex S065
<<locked>>
89%
49052
89%
**13
100%
Lovex S070
<<locked>>
91%
49516
90%
**42
99%
Lovex S071
<<locked>>
96%
35317
64%
**69
98%
Norma 204
<<locked>>
92%
49211
89%
**72
98%
Norma MRP
<<locked>>
97%
45107
82%
**08
99%
Norma URP
<<locked>>
92%
48776
89%
**69
100%
Ramshot Hunter 👍
<<locked>>
92%
48733
88%
**92
100%
Ramshot Magnum
<<locked>>
97%
40756
74%
**00
97%
ReloadSwiss RS 50
<<locked>>
84%
48878
89%
**16
99%
ReloadSwiss RS 60
<<locked>>
89%
49168
89%
**31
100%
ReloadSwiss RS 62
<<locked>>
92%
49472
90%
**05
100%
ReloadSwiss RS 70 👍
<<locked>>
92%
48921
89%
**31
100%
ReloadSwiss RS 76
<<locked>>
97%
34243
62%
**44
95%
Rottweil R 903
<<locked>>
86%
49501
90%
**23
100%
Rottweil R 904
<<locked>>
95%
49559
90%
**46
97%
Rottweil R 905
<<locked>>
97%
47906
87%
**78
98%
Rottweil R 907
<<locked>>
88%
49400
90%
**19
99%
SNPE Vectan SP 11
<<locked>>
85%
49516
90%
**59
100%
SNPE Vectan Tubal 5000
<<locked>>
85%
48878
89%
**08
100%
SNPE Vectan Tubal 7000
<<locked>>
89%
48907
89%
**80
99%
Shooters World Long Rifle
<<locked>>
89%
49052
89%
**13
100%
Shooters World Precision
<<locked>>
83%
49559
90%
**93
100%
Somchem S355
<<locked>>
86%
49168
89%
**13
100%
Somchem S361
<<locked>>
95%
49095
89%
**26
96%
Somchem S365
<<locked>>
95%
49385
90%
**01
100%
Somchem S385
<<locked>>
97%
48225
87%
**59
99%
Vihtavuori N135
<<locked>>
87%
49284
89%
**44
100%
Vihtavuori N150
<<locked>>
91%
48849
89%
**80
100%
Vihtavuori N160
<<locked>>
89%
49588
90%
**46
100%
Vihtavuori N165
<<locked>>
97%
40480
73%
**41
97%
Vihtavuori N550
<<locked>>
89%
48863
89%
**69
100%
Vihtavuori N555
<<locked>>
96%
44556
81%
**56
100%
Vihtavuori N560
<<locked>>
97%
43381
79%
**62
95%
[Vihtavuori N565]*
<<locked>>
96%
35215
64%
**28
93%
Winchester 6.5 StaBALL
<<locked>>
91%
49182
89%
**29
100%
Winchester 760
<<locked>>
87%
49226
89%
**85
99%
Winchester StaBALL HD
<<locked>>
97%
36274
66%
**39
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
44324
80%
**37
100%
[ADI AR 2209]*
<<locked>>
81%
30356
55%
**60
92%
[ADI AR 2213]*
<<locked>>
86%
31763
58%
**06
90%
Accurate 2700
<<locked>>
81%
42569
77%
**85
97%
[Accurate 3100]*
<<locked>>
81%
25179
46%
**62
93%
Accurate 4350
<<locked>>
81%
34664
63%
**62
99%
[Accurate MAGPRO]*
<<locked>>
92%
35128
64%
**18
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
44353
80%
**57
100%
Alliant Reloder-16
<<locked>>
81%
34722
63%
**72
99%
Alliant Reloder-17
<<locked>>
81%
38595
70%
**64
100%
[Alliant Reloder-19]*
<<locked>>
81%
29936
54%
**60
92%
[Alliant Reloder-22]*
<<locked>>
82%
26774
49%
**21
90%
Alliant Reloder-23
<<locked>>
81%
25150
46%
**91
97%
[Alliant Reloder-25]*
<<locked>>
81%
22307
40%
**06
90%
Alliant Reloder-26
<<locked>>
81%
26208
48%
**67
95%
Hodgdon H380
<<locked>>
81%
44715
81%
**70
100%
Hodgdon H414
<<locked>>
81%
39929
72%
**51
98%
Hodgdon H4350
<<locked>>
81%
33649
61%
**86
95%
[Hodgdon H4831]*
<<locked>>
89%
32692
59%
**93
90%
[Hodgdon H4831 SC]*
<<locked>>
86%
32692
59%
**93
90%
Hodgdon Hybrid 100V
<<locked>>
81%
31937
58%
**90
99%
Hodgdon LVR
<<locked>>
81%
37768
69%
**98
99%
Hodgdon Superperformance
<<locked>>
81%
35795
65%
**08
96%
Hodgdon VARGET
<<locked>>
81%
44034
80%
**34
100%
IMR 4064
<<locked>>
81%
43439
79%
**18
100%
IMR 4166 Enduron
<<locked>>
81%
42728
78%
**95
98%
IMR 4350
<<locked>>
81%
35302
64%
**19
96%
IMR 4451 Enduron
<<locked>>
81%
40988
74%
**91
98%
IMR 4831
<<locked>>
81%
30327
55%
**60
98%
[IMR 4955 Enduron]*
<<locked>>
84%
31314
57%
**41
90%
[IMR 7828 SSC]*
<<locked>>
86%
31531
57%
**13
90%
Lovex S062
<<locked>>
81%
46398
84%
**54
100%
Lovex S065
<<locked>>
81%
38551
70%
**59
98%
Lovex S070
<<locked>>
81%
36492
66%
**39
97%
[Lovex S071]*
<<locked>>
81%
21915
40%
**77
91%
[Norma 204]*
<<locked>>
81%
34345
62%
**36
94%
[Norma MRP]*
<<locked>>
81%
26919
49%
**50
92%
Norma URP
<<locked>>
81%
34664
63%
**52
99%
Ramshot Hunter
<<locked>>
81%
33837
61%
**49
97%
[Ramshot Magnum]*
<<locked>>
85%
26861
49%
**14
90%
ReloadSwiss RS 50
<<locked>>
81%
45266
82%
**64
99%
ReloadSwiss RS 60
<<locked>>
81%
37304
68%
**57
100%
ReloadSwiss RS 62
<<locked>>
81%
34316
62%
**78
99%
ReloadSwiss RS 70
<<locked>>
81%
33808
61%
**82
98%
[ReloadSwiss RS 76]*
<<locked>>
90%
26977
49%
**57
90%
Rottweil R 903
<<locked>>
81%
41727
76%
**21
100%
[Rottweil R 904]*
<<locked>>
81%
31299
57%
**44
91%
[Rottweil R 905]*
<<locked>>
81%
28776
52%
**41
92%
Rottweil R 907
<<locked>>
81%
39363
71%
**65
97%
SNPE Vectan SP 11
<<locked>>
81%
42786
78%
**67
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
43947
80%
**49
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
37318
68%
**13
97%
Shooters World Long Rifle
<<locked>>
81%
38551
70%
**59
98%
Shooters World Precision
<<locked>>
81%
46398
84%
**54
100%
Somchem S355
<<locked>>
81%
42540
77%
**28
100%
[Somchem S361]*
<<locked>>
81%
31604
57%
**41
90%
Somchem S365
<<locked>>
81%
31372
57%
**29
100%
[Somchem S385]*
<<locked>>
81%
29167
53%
**37
93%
Vihtavuori N135
<<locked>>
81%
41437
75%
**49
100%
Vihtavuori N150
<<locked>>
81%
36303
66%
**09
100%
Vihtavuori N160
<<locked>>
81%
37652
68%
**75
99%
[Vihtavuori N165]*
<<locked>>
82%
25788
47%
**45
90%
Vihtavuori N550
<<locked>>
81%
37956
69%
**11
99%
Vihtavuori N555
<<locked>>
81%
27021
49%
**44
97%
[Vihtavuori N560]*
<<locked>>
87%
32140
58%
**46
90%
[Vihtavuori N565]*
<<locked>>
91%
29994
54%
**19
90%
Winchester 6.5 StaBALL
<<locked>>
81%
35621
65%
**36
100%
Winchester 760
<<locked>>
81%
39929
72%
**51
98%
Winchester StaBALL HD
<<locked>>
81%
22031
40%
**65
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.

<<locked>>... you need to buy an access license to unlock the data

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