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Load data for .300 RCM + .308 | 148gr | Hasler ARIETE

Recommended Powder(s): Baschieri & Pellagri 107, Hodgdon BL-C2, IMR 4895, Norma 203B, ReloadSwiss RS 52

.300 RCM + .308 | 148gr | Hasler ARIETE

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 148gr | Hasler ARIETE
Manufacturer SKU:
A30-148
Bullet Weight:
148gr | 9.6g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.272" | 32.3mm
Caliber:
.300 RCM load data
Case Length (l3):
2.090" | 53.1mm
Cartridge Length (C.O.L.):
2.797" | 71.1mm
Seated Depth:
0.565" | 14.3mm
Shank Seated Depth:
0.352" | 8.9mm
Case Capacity:
75.0 Grains of Water | 4.87 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B7071_C371
Last updated:
2025-01-01
Recommended Twist Rate:
1:12 - 1:10

Load data for 198 loads in caliber .300 RCM with .308 | 148gr | Hasler ARIETE bullet and 99 powders such as Baschieri & Pellagri 107, Hodgdon BL-C2, IMR 4895, Norma 203B, ReloadSwiss RS 52. 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>>
92%
56985
89%
**41
100%
ADI AR 2208
<<locked>>
97%
55767
87%
**99
99%
ADI AR 2219
<<locked>>
83%
57116
90%
**99
100%
Accurate 2015
<<locked>>
88%
56608
89%
**30
100%
Accurate 2200
<<locked>>
90%
56855
89%
**92
99%
Accurate 2230
<<locked>>
86%
56869
89%
**79
100%
Accurate 2460
<<locked>>
86%
56478
89%
**79
100%
Accurate 2495
<<locked>>
92%
56463
88%
**05
100%
Accurate 2520
<<locked>>
91%
57043
89%
**28
100%
Accurate 2700
<<locked>>
97%
54679
86%
**04
95%
Accurate 4064
<<locked>>
97%
54824
86%
**95
100%
Accurate 4350
<<locked>>
97%
41249
65%
**22
96%
Alliant AR-Comp
<<locked>>
91%
56768
89%
**79
100%
Alliant Reloder- TS 15.5
<<locked>>
97%
54433
85%
**09
100%
Alliant Reloder-10x
<<locked>>
86%
56565
89%
**40
100%
Alliant Reloder-15
<<locked>>
95%
56579
89%
**51
99%
Alliant Reloder-16
<<locked>>
97%
42003
66%
**51
96%
Alliant Reloder-17
<<locked>>
97%
48095
75%
**05
99%
Baschieri & Pellagri 106
<<locked>>
84%
57145
90%
**90
100%
Baschieri & Pellagri 107 👍
<<locked>>
92%
56565
89%
**45
99%
Hodgdon BL-C2 👍
<<locked>>
91%
56797
89%
**51
100%
Hodgdon Benchmark
<<locked>>
89%
56608
89%
**56
100%
Hodgdon CFE223
<<locked>>
96%
56536
89%
**84
99%
Hodgdon H322
<<locked>>
88%
56492
89%
**86
100%
Hodgdon H335
<<locked>>
84%
57188
90%
**09
100%
Hodgdon H380
<<locked>>
97%
56391
88%
**35
98%
Hodgdon H414
<<locked>>
97%
49574
78%
**76
95%
Hodgdon Hybrid 100V
<<locked>>
97%
37652
59%
**13
97%
Hodgdon LVR
<<locked>>
97%
46398
73%
**10
96%
[Hodgdon Superperformance]*
<<locked>>
97%
46079
72%
**07
93%
Hodgdon VARGET
<<locked>>
97%
54433
85%
**76
99%
Hodgdon TrailBoss
<<locked>>
96%
32692
51%
**85
100%
IMR 3031
<<locked>>
95%
56913
89%
**38
100%
IMR 4064
<<locked>>
97%
54041
85%
**59
99%
IMR 4166 Enduron
<<locked>>
97%
53635
84%
**23
96%
IMR 4198
<<locked>>
86%
57116
89%
**00
100%
[IMR 4350]*
<<locked>>
97%
43323
68%
**79
92%
IMR 4451 Enduron
<<locked>>
97%
50981
80%
**00
95%
[IMR 4831]*
<<locked>>
97%
35041
55%
**67
94%
IMR 4895 👍
<<locked>>
95%
57058
89%
**71
100%
IMR 8208 XBR
<<locked>>
91%
57101
89%
**02
100%
Lovex D073.4
<<locked>>
85%
57188
90%
**79
100%
Lovex D073.5
<<locked>>
87%
57101
89%
**86
100%
Lovex D073.6
<<locked>>
93%
57406
90%
**28
100%
Lovex S060
<<locked>>
92%
57014
89%
**66
100%
Lovex S062
<<locked>>
96%
57000
89%
**15
100%
Lovex S065
<<locked>>
97%
46557
73%
**38
96%
[Lovex S070]*
<<locked>>
97%
43976
69%
**08
94%
Norma 201
<<locked>>
93%
56608
89%
**99
100%
Norma 202
<<locked>>
93%
57377
90%
**05
100%
Norma 203B 👍
<<locked>>
96%
56594
89%
**48
100%
Norma URP
<<locked>>
97%
41582
65%
**22
96%
Ramshot Big Game
<<locked>>
96%
57072
89%
**68
100%
[Ramshot Hunter]*
<<locked>>
97%
41437
65%
**15
93%
Ramshot TAC
<<locked>>
90%
56855
89%
**02
98%
Ramshot Wild Boar
<<locked>>
91%
57087
89%
**45
100%
Ramshot X-Terminator
<<locked>>
88%
56710
89%
**76
99%
ReloadSwiss RS 14
<<locked>>
96%
32735
51%
**21
100%
ReloadSwiss RS 40
<<locked>>
87%
57348
90%
**95
100%
ReloadSwiss RS 50
<<locked>>
96%
56884
89%
**09
97%
ReloadSwiss RS 52 👍
<<locked>>
96%
57058
89%
**87
100%
ReloadSwiss RS 60
<<locked>>
97%
46630
73%
**89
100%
ReloadSwiss RS 62
<<locked>>
97%
41205
65%
**41
95%
ReloadSwiss RS 70
<<locked>>
97%
42337
66%
**61
95%
Rottweil R 901
<<locked>>
91%
57145
90%
**86
100%
Rottweil R 902
<<locked>>
95%
56666
89%
**92
100%
Rottweil R 903
<<locked>>
97%
50662
79%
**49
99%
[Rottweil R 907]*
<<locked>>
97%
48834
77%
**64
94%
SNPE Vectan SP 10
<<locked>>
84%
57421
90%
**05
100%
SNPE Vectan SP 11
<<locked>>
97%
53548
84%
**22
99%
SNPE Vectan SP 7
<<locked>>
92%
57406
90%
**15
98%
SNPE Vectan SP 9
<<locked>>
93%
56536
89%
**18
100%
SNPE Vectan Tubal 3000
<<locked>>
92%
57087
89%
**23
100%
SNPE Vectan Tubal 5000
<<locked>>
97%
55027
86%
**84
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
96%
46253
72%
**82
94%
Shooters World Long Rifle
<<locked>>
97%
46557
73%
**38
96%
Shooters World Match Rifle
<<locked>>
93%
57406
90%
**28
100%
Shooters World Precision
<<locked>>
96%
57000
89%
**15
100%
Shooters World Tactical Rifle
<<locked>>
85%
57246
90%
**66
100%
Somchem S321
<<locked>>
88%
56565
89%
**18
100%
Somchem S335
<<locked>>
93%
56927
89%
**30
100%
Somchem S341
<<locked>>
92%
57000
89%
**09
100%
Somchem S355
<<locked>>
97%
51474
81%
**56
99%
Somchem S365
<<locked>>
97%
37173
58%
**72
98%
Vihtavuori N120
<<locked>>
83%
56695
89%
**22
100%
Vihtavuori N130
<<locked>>
89%
57116
90%
**97
100%
Vihtavuori N133
<<locked>>
94%
56971
89%
**07
100%
Vihtavuori N135
<<locked>>
96%
48689
76%
**58
100%
Vihtavuori N140
<<locked>>
95%
57392
90%
**79
100%
Vihtavuori N150
<<locked>>
97%
43482
68%
**79
99%
Vihtavuori N160
<<locked>>
97%
46412
73%
**77
97%
Vihtavuori N530
<<locked>>
89%
56869
89%
**18
100%
Vihtavuori N540
<<locked>>
95%
56463
88%
**99
100%
Vihtavuori N550
<<locked>>
97%
46282
73%
**13
97%
[Vihtavuori N555]*
<<locked>>
97%
30226
47%
**95
92%
Winchester 6.5 StaBALL
<<locked>>
97%
45281
71%
**22
99%
Winchester 748
<<locked>>
88%
57159
90%
**58
100%
Winchester 760
<<locked>>
97%
49574
78%
**76
95%
Winchester StaBALL Match
<<locked>>
86%
56391
88%
**35
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
39175
61%
**13
97%
[ADI AR 2208]*
<<locked>>
81%
33359
52%
**49
94%
ADI AR 2219
<<locked>>
81%
52272
82%
**30
100%
Accurate 2015
<<locked>>
81%
44222
69%
**36
100%
Accurate 2200
<<locked>>
81%
41611
65%
**23
96%
Accurate 2230
<<locked>>
81%
46891
73%
**25
99%
Accurate 2460
<<locked>>
81%
46804
73%
**31
100%
Accurate 2495
<<locked>>
81%
38232
60%
**07
100%
Accurate 2520
<<locked>>
81%
39842
62%
**36
99%
[Accurate 2700]*
<<locked>>
87%
39566
62%
**31
90%
Accurate 4064
<<locked>>
81%
31923
50%
**69
98%
[Accurate 4350]*
<<locked>>
87%
28529
45%
**10
90%
Alliant AR-Comp
<<locked>>
81%
40582
64%
**40
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
32227
50%
**62
95%
Alliant Reloder-10x
<<locked>>
81%
48356
76%
**22
100%
[Alliant Reloder-15]*
<<locked>>
81%
34853
55%
**31
94%
[Alliant Reloder-16]*
<<locked>>
87%
30414
48%
**39
90%
[Alliant Reloder-17]*
<<locked>>
81%
27731
43%
**87
91%
Baschieri & Pellagri 106
<<locked>>
81%
51111
80%
**02
100%
Baschieri & Pellagri 107
<<locked>>
81%
38363
60%
**10
95%
Hodgdon BL-C2
<<locked>>
81%
40190
63%
**62
98%
Hodgdon Benchmark
<<locked>>
81%
43555
68%
**30
99%
[Hodgdon CFE223]*
<<locked>>
81%
33344
52%
**15
93%
Hodgdon H322
<<locked>>
81%
44106
69%
**92
100%
Hodgdon H335
<<locked>>
81%
51648
81%
**27
100%
[Hodgdon H380]*
<<locked>>
81%
32605
51%
**59
92%
[Hodgdon H414]*
<<locked>>
88%
36898
58%
**07
90%
[Hodgdon Hybrid 100V]*
<<locked>>
85%
25541
40%
**75
90%
[Hodgdon LVR]*
<<locked>>
85%
31053
49%
**46
90%
[Hodgdon Superperformance]*
<<locked>>
93%
39479
62%
**62
90%
[Hodgdon VARGET]*
<<locked>>
81%
33127
52%
**43
93%
Hodgdon TrailBoss
<<locked>>
83%
26498
42%
**47
100%
IMR 3031
<<locked>>
81%
35143
55%
**64
100%
[IMR 4064]*
<<locked>>
81%
32547
51%
**23
94%
[IMR 4166 Enduron]*
<<locked>>
84%
36477
57%
**79
90%
IMR 4198
<<locked>>
81%
49647
78%
**95
100%
[IMR 4350]*
<<locked>>
93%
38508
60%
**77
90%
[IMR 4451 Enduron]*
<<locked>>
87%
37173
58%
**21
90%
[IMR 4831]*
<<locked>>
91%
28703
45%
**93
90%
IMR 4895
<<locked>>
81%
35723
56%
**64
96%
IMR 8208 XBR
<<locked>>
81%
41466
65%
**36
98%
Lovex D073.4
<<locked>>
81%
48936
77%
**54
100%
Lovex D073.5
<<locked>>
81%
46253
72%
**25
100%
Lovex D073.6
<<locked>>
81%
37362
59%
**90
99%
Lovex S060
<<locked>>
81%
40190
63%
**64
97%
Lovex S062
<<locked>>
81%
34389
54%
**89
97%
[Lovex S065]*
<<locked>>
86%
32503
51%
**30
90%
[Lovex S070]*
<<locked>>
90%
35795
56%
**28
90%
Norma 201
<<locked>>
81%
37869
59%
**57
98%
Norma 202
<<locked>>
81%
38377
60%
**87
99%
Norma 203B
<<locked>>
81%
34156
54%
**15
95%
[Norma URP]*
<<locked>>
86%
29254
46%
**13
90%
[Ramshot Big Game]*
<<locked>>
81%
33953
53%
**25
94%
[Ramshot Hunter]*
<<locked>>
91%
34389
54%
**41
90%
[Ramshot TAC]*
<<locked>>
81%
41626
65%
**30
94%
Ramshot Wild Boar
<<locked>>
81%
40770
64%
**49
97%
Ramshot X-Terminator
<<locked>>
81%
45063
71%
**85
98%
ReloadSwiss RS 14
<<locked>>
81%
25904
41%
**70
100%
ReloadSwiss RS 40
<<locked>>
81%
46746
73%
**28
100%
[ReloadSwiss RS 50]*
<<locked>>
82%
34737
54%
**75
90%
ReloadSwiss RS 52
<<locked>>
81%
32619
51%
**18
96%
[ReloadSwiss RS 60]*
<<locked>>
81%
26992
42%
**64
91%
[ReloadSwiss RS 62]*
<<locked>>
88%
30443
48%
**66
90%
[ReloadSwiss RS 70]*
<<locked>>
90%
33866
53%
**44
90%
Rottweil R 901
<<locked>>
81%
41365
65%
**17
100%
Rottweil R 902
<<locked>>
81%
36100
57%
**08
97%
[Rottweil R 903]*
<<locked>>
81%
29298
46%
**87
94%
[Rottweil R 907]*
<<locked>>
89%
38247
60%
**54
90%
SNPE Vectan SP 10
<<locked>>
81%
52924
83%
**40
100%
[SNPE Vectan SP 11]*
<<locked>>
81%
30792
48%
**43
93%
[SNPE Vectan SP 7]*
<<locked>>
81%
39146
61%
**84
94%
SNPE Vectan SP 9
<<locked>>
81%
37753
59%
**74
96%
SNPE Vectan Tubal 3000
<<locked>>
81%
40059
63%
**41
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
32793
51%
**90
99%
[SNPE Vectan Tubal 7000]*
<<locked>>
89%
35766
56%
**75
90%
[Shooters World Long Rifle]*
<<locked>>
86%
32503
51%
**30
90%
Shooters World Match Rifle
<<locked>>
81%
37362
59%
**90
99%
Shooters World Precision
<<locked>>
81%
34389
54%
**89
97%
Shooters World Tactical Rifle
<<locked>>
81%
49864
78%
**58
99%
Somchem S321
<<locked>>
81%
44585
70%
**15
99%
Somchem S335
<<locked>>
81%
39320
62%
**41
100%
Somchem S341
<<locked>>
81%
39015
61%
**94
96%
[Somchem S355]*
<<locked>>
81%
30342
48%
**03
94%
[Somchem S365]*
<<locked>>
84%
23960
38%
**65
90%
Vihtavuori N120
<<locked>>
81%
52939
83%
**69
100%
Vihtavuori N130
<<locked>>
81%
44904
70%
**13
100%
Vihtavuori N133
<<locked>>
81%
37478
59%
**89
100%
Vihtavuori N135
<<locked>>
81%
29472
46%
**70
99%
Vihtavuori N140
<<locked>>
81%
35839
56%
**08
99%
[Vihtavuori N150]*
<<locked>>
81%
25672
40%
**52
93%
[Vihtavuori N160]*
<<locked>>
84%
29370
46%
**77
90%
Vihtavuori N530
<<locked>>
81%
43729
69%
**92
99%
Vihtavuori N540
<<locked>>
81%
35665
56%
**25
99%
[Vihtavuori N550]*
<<locked>>
84%
29312
46%
**16
90%
[Vihtavuori N555]*
<<locked>>
94%
27746
43%
**23
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
26165
41%
**49
90%
Winchester 748
<<locked>>
81%
43903
69%
**38
99%
[Winchester 760]*
<<locked>>
88%
36898
58%
**07
90%
Winchester StaBALL Match
<<locked>>
81%
46717
73%
**74
99%

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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