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Load data for 7.5 x 55 SWISS + .308 | 200gr | Lapua Mega

Recommended Powder(s): Accurate 4350, Alliant Reloder-16, ReloadSwiss RS 62, Somchem S365, Vihtavuori N550

7.5 x 55 SWISS + .308 | 200gr | Lapua Mega

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 200gr | Lapua Mega
Manufacturer SKU:
4PL7047 | E401
Bullet Weight:
200gr | 13.0g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.213" | 30.8mm
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:
0.388" | 9.9mm
Shank Seated Depth:
0.388" | 9.9mm
Case Capacity:
65.0 Grains of Water | 4.22 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
55114 psi | 3800 bar
LID:
LID_B3174_C1112
Last updated:
2025-01-01

Load data for 146 loads in caliber 7.5 x 55 SWISS with .308 | 200gr | Lapua Mega bullet and 73 powders such as Accurate 4350, Alliant Reloder-16, ReloadSwiss RS 62, Somchem S365, 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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    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 2208
<<locked>>
87%
49226
89%
**34
100%
ADI AR 2209
<<locked>>
97%
45788
83%
**51
95%
Accurate 2700
<<locked>>
88%
49356
90%
**92
97%
Accurate 3100
<<locked>>
97%
38043
69%
**13
96%
Accurate 4064
<<locked>>
86%
49153
89%
**21
100%
Accurate 4350 👍
<<locked>>
94%
49197
89%
**13
100%
Alliant Reloder- TS 15.5
<<locked>>
87%
49269
89%
**51
100%
Alliant Reloder-15
<<locked>>
84%
48747
88%
**54
100%
Alliant Reloder-16 👍
<<locked>>
95%
49284
89%
**36
100%
Alliant Reloder-17
<<locked>>
91%
49226
89%
**59
100%
Alliant Reloder-19
<<locked>>
97%
44744
81%
**44
95%
[Alliant Reloder-22]*
<<locked>>
97%
39334
71%
**85
93%
Alliant Reloder-23
<<locked>>
97%
37275
68%
**52
99%
[Alliant Reloder-25]*
<<locked>>
97%
32779
59%
**47
94%
Alliant Reloder-26
<<locked>>
97%
40538
74%
**84
98%
Hodgdon CFE223
<<locked>>
86%
49414
90%
**03
100%
Hodgdon H380
<<locked>>
87%
49559
90%
**67
99%
Hodgdon H414
<<locked>>
90%
48936
89%
**10
98%
Hodgdon H4350
<<locked>>
96%
49385
90%
**61
97%
Hodgdon Hybrid 100V
<<locked>>
97%
47601
86%
**57
100%
Hodgdon LVR
<<locked>>
92%
49066
89%
**00
99%
Hodgdon Superperformance
<<locked>>
93%
49342
90%
**46
97%
Hodgdon VARGET
<<locked>>
88%
49574
90%
**38
100%
IMR 3031
<<locked>>
84%
49342
90%
**34
100%
IMR 4064
<<locked>>
88%
49501
90%
**28
100%
IMR 4166 Enduron
<<locked>>
88%
49588
90%
**08
98%
IMR 4350
<<locked>>
95%
49197
89%
**54
97%
IMR 4451 Enduron
<<locked>>
89%
48921
89%
**28
98%
IMR 4831
<<locked>>
97%
45223
82%
**34
99%
IMR 4895
<<locked>>
84%
48979
89%
**70
100%
[IMR 4955 Enduron]*
<<locked>>
97%
42627
77%
**43
92%
Lovex S062
<<locked>>
85%
48979
89%
**18
100%
Lovex S065
<<locked>>
92%
48878
89%
**31
99%
Lovex S070
<<locked>>
93%
48994
89%
**57
98%
[Lovex S071]*
<<locked>>
97%
32227
58%
**92
94%
Norma 203B
<<locked>>
85%
48979
89%
**57
100%
Norma 204
<<locked>>
94%
49095
89%
**90
96%
Norma MRP
<<locked>>
96%
40437
73%
**38
95%
Norma URP
<<locked>>
94%
49023
89%
**03
100%
Ramshot Big Game
<<locked>>
85%
49269
89%
**84
100%
Ramshot Hunter
<<locked>>
96%
49458
90%
**30
99%
[Ramshot Magnum]*
<<locked>>
97%
37637
68%
**16
93%
ReloadSwiss RS 50
<<locked>>
86%
48834
89%
**31
98%
ReloadSwiss RS 52
<<locked>>
85%
48936
89%
**84
100%
ReloadSwiss RS 60
<<locked>>
92%
49559
90%
**75
100%
ReloadSwiss RS 62 👍
<<locked>>
94%
48892
89%
**33
99%
ReloadSwiss RS 70
<<locked>>
94%
48617
88%
**56
99%
Rottweil R 902
<<locked>>
84%
49182
89%
**05
100%
Rottweil R 903
<<locked>>
89%
48805
89%
**54
100%
[Rottweil R 904]*
<<locked>>
97%
47529
86%
**31
94%
Rottweil R 905
<<locked>>
97%
43395
79%
**25
95%
Rottweil R 907
<<locked>>
90%
48834
89%
**28
97%
SNPE Vectan SP 11
<<locked>>
88%
49574
90%
**97
100%
SNPE Vectan Tubal 5000
<<locked>>
87%
48892
89%
**39
100%
SNPE Vectan Tubal 7000
<<locked>>
92%
49458
90%
**02
98%
Shooters World Long Rifle
<<locked>>
92%
48878
89%
**31
99%
Shooters World Precision
<<locked>>
85%
48979
89%
**18
100%
Somchem S355
<<locked>>
89%
49400
90%
**51
100%
[Somchem S361]*
<<locked>>
97%
48544
88%
**25
93%
Somchem S365 👍
<<locked>>
97%
47384
86%
**16
100%
Somchem S385
<<locked>>
97%
44251
80%
**11
96%
Vihtavuori N133
<<locked>>
84%
49545
90%
**33
100%
Vihtavuori N135
<<locked>>
89%
48791
89%
**72
100%
Vihtavuori N140
<<locked>>
84%
48950
89%
**85
100%
Vihtavuori N150
<<locked>>
94%
49298
89%
**21
100%
Vihtavuori N160
<<locked>>
92%
49197
89%
**67
99%
[Vihtavuori N165]*
<<locked>>
97%
36883
67%
**57
93%
Vihtavuori N540
<<locked>>
84%
49052
89%
**11
100%
Vihtavuori N550 👍
<<locked>>
92%
49211
89%
**10
99%
Vihtavuori N555
<<locked>>
96%
40016
73%
**08
99%
Winchester 6.5 StaBALL
<<locked>>
93%
49052
89%
**54
100%
Winchester 760
<<locked>>
90%
48936
89%
**10
98%
Winchester StaBALL HD
<<locked>>
97%
32663
59%
**46
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
40988
74%
**97
99%
[ADI AR 2209]*
<<locked>>
88%
34156
62%
**15
90%
[Accurate 2700]*
<<locked>>
81%
39030
71%
**21
94%
[Accurate 3100]*
<<locked>>
85%
25657
47%
**31
90%
Accurate 4064
<<locked>>
81%
42264
77%
**23
100%
Accurate 4350
<<locked>>
81%
31125
56%
**78
96%
Alliant Reloder- TS 15.5
<<locked>>
81%
40930
74%
**20
100%
Alliant Reloder-15
<<locked>>
81%
43758
79%
**75
99%
Alliant Reloder-16
<<locked>>
81%
31662
57%
**92
96%
Alliant Reloder-17
<<locked>>
81%
35230
64%
**00
99%
[Alliant Reloder-19]*
<<locked>>
87%
32808
60%
**95
90%
[Alliant Reloder-22]*
<<locked>>
91%
32837
60%
**38
90%
[Alliant Reloder-23]*
<<locked>>
81%
22945
42%
**72
92%
[Alliant Reloder-25]*
<<locked>>
91%
27412
50%
**96
90%
[Alliant Reloder-26]*
<<locked>>
83%
25672
47%
**00
91%
Hodgdon CFE223
<<locked>>
81%
42018
76%
**85
99%
Hodgdon H380
<<locked>>
81%
41147
75%
**26
98%
[Hodgdon H414]*
<<locked>>
81%
36318
66%
**80
94%
[Hodgdon H4350]*
<<locked>>
81%
30676
56%
**00
91%
Hodgdon Hybrid 100V
<<locked>>
81%
29008
53%
**03
97%
Hodgdon LVR
<<locked>>
81%
34316
62%
**28
96%
[Hodgdon Superperformance]*
<<locked>>
81%
32909
60%
**21
92%
Hodgdon VARGET
<<locked>>
81%
40669
74%
**93
99%
IMR 3031
<<locked>>
81%
44628
81%
**65
100%
IMR 4064
<<locked>>
81%
40263
73%
**77
99%
IMR 4166 Enduron
<<locked>>
81%
39769
72%
**44
95%
[IMR 4350]*
<<locked>>
81%
32401
59%
**36
92%
IMR 4451 Enduron
<<locked>>
81%
38058
69%
**38
95%
[IMR 4831]*
<<locked>>
81%
27499
50%
**70
94%
IMR 4895
<<locked>>
81%
44773
81%
**98
100%
[IMR 4955 Enduron]*
<<locked>>
93%
38319
70%
**57
90%
Lovex S062
<<locked>>
81%
43221
78%
**33
100%
Lovex S065
<<locked>>
81%
35302
64%
**88
95%
[Lovex S070]*
<<locked>>
81%
33533
61%
**65
93%
[Lovex S071]*
<<locked>>
90%
25483
46%
**28
90%
Norma 203B
<<locked>>
81%
42989
78%
**62
100%
[Norma 204]*
<<locked>>
83%
33214
60%
**88
90%
[Norma MRP]*
<<locked>>
88%
30298
55%
**95
90%
Norma URP
<<locked>>
81%
31546
57%
**82
96%
Ramshot Big Game
<<locked>>
81%
42612
77%
**82
99%
[Ramshot Hunter]*
<<locked>>
81%
30821
56%
**62
93%
[Ramshot Magnum]*
<<locked>>
93%
33069
60%
**15
90%
ReloadSwiss RS 50
<<locked>>
81%
41481
75%
**13
97%
ReloadSwiss RS 52
<<locked>>
81%
41959
76%
**75
100%
ReloadSwiss RS 60
<<locked>>
81%
34229
62%
**93
99%
ReloadSwiss RS 62
<<locked>>
81%
31067
56%
**92
95%
[ReloadSwiss RS 70]*
<<locked>>
81%
30864
56%
**88
94%
Rottweil R 902
<<locked>>
81%
44817
81%
**36
100%
Rottweil R 903
<<locked>>
81%
38174
69%
**74
99%
[Rottweil R 904]*
<<locked>>
88%
35926
65%
**18
90%
[Rottweil R 905]*
<<locked>>
87%
32097
58%
**88
90%
[Rottweil R 907]*
<<locked>>
81%
36593
66%
**05
94%
SNPE Vectan SP 11
<<locked>>
81%
39059
71%
**20
99%
SNPE Vectan Tubal 5000
<<locked>>
81%
40451
73%
**11
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
34548
63%
**42
94%
Shooters World Long Rifle
<<locked>>
81%
35302
64%
**88
95%
Shooters World Precision
<<locked>>
81%
43221
78%
**33
100%
Somchem S355
<<locked>>
81%
38841
70%
**77
99%
[Somchem S361]*
<<locked>>
90%
39131
71%
**57
90%
Somchem S365
<<locked>>
81%
28384
51%
**42
98%
[Somchem S385]*
<<locked>>
84%
29501
54%
**10
90%
Vihtavuori N133
<<locked>>
81%
46021
83%
**80
100%
Vihtavuori N135
<<locked>>
81%
37927
69%
**11
100%
Vihtavuori N140
<<locked>>
81%
44628
81%
**20
100%
Vihtavuori N150
<<locked>>
81%
33025
60%
**46
99%
Vihtavuori N160
<<locked>>
81%
34330
62%
**11
97%
[Vihtavuori N165]*
<<locked>>
92%
31328
57%
**36
90%
Vihtavuori N540
<<locked>>
81%
43990
80%
**39
100%
Vihtavuori N550
<<locked>>
81%
34621
63%
**41
97%
[Vihtavuori N555]*
<<locked>>
81%
24265
44%
**34
93%
Winchester 6.5 StaBALL
<<locked>>
81%
32576
59%
**59
98%
[Winchester 760]*
<<locked>>
81%
36318
66%
**80
94%
[Winchester StaBALL HD]*
<<locked>>
84%
22292
40%
**91
91%

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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