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Load data for .375 R Verney-Carron + .375 | 305gr | Hammer Claw Hammer

Recommended Powder(s): Alliant Reloder-26, IMR 4831, Ramshot Hunter, Vihtavuori N555, Winchester StaBALL HD

.375 R Verney-Carron + .375 | 305gr | Hammer Claw Hammer

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.375 | 305gr | Hammer Claw Hammer
Manufacturer SKU:
37305CH
Bullet Weight:
305gr | 19.8g
Bullet Diameter:
0.375" | 9.52mm
Bullet Length:
<<locked>>
Caliber:
.375 R Verney-Carron load data
Case Length (l3):
2.859" | 72.6mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
122.0 Grains of Water | 7.92 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
59466 psi | 4100 bar
LID:
LID_B12298_C555
Last updated:
2026-03-07
Recommended Twist Rate:
1:17 - 1:14

Load data for 156 loads in caliber .375 R Verney-Carron with .375 | 305gr | Hammer Claw Hammer bullet and 78 powders such as Alliant Reloder-26, IMR 4831, Ramshot Hunter, 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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  • 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%
53432
90%
**56
100%
ADI AR 2209
<<locked>>
95%
53447
90%
**48
98%
ADI AR 2213
<<locked>>
97%
50386
85%
**31
97%
[ADI AR 2217]*
<<locked>>
97%
36912
62%
**52
92%
[ADI AR 2225]*
<<locked>>
97%
32764
55%
**13
94%
Accurate 2700
<<locked>>
85%
52895
89%
**20
99%
Accurate 3100
<<locked>>
97%
50053
84%
**56
100%
Accurate 4350
<<locked>>
90%
53447
90%
**18
100%
Accurate MAGPRO
<<locked>>
97%
48863
82%
**35
95%
Alliant Reloder- TS 15.5
<<locked>>
83%
53316
90%
**62
100%
Alliant Reloder-16
<<locked>>
91%
53040
89%
**54
100%
Alliant Reloder-17
<<locked>>
87%
53301
90%
**64
100%
Alliant Reloder-19
<<locked>>
95%
53229
90%
**44
99%
Alliant Reloder-22
<<locked>>
97%
49429
83%
**28
98%
Alliant Reloder-23
<<locked>>
97%
47427
80%
**85
100%
Alliant Reloder-25
<<locked>>
97%
41089
69%
**07
99%
Alliant Reloder-26 👍
<<locked>>
97%
53272
90%
**43
100%
[Baschieri & Pellagri 109]*
<<locked>>
97%
50459
85%
**49
93%
Bofors RP15
<<locked>>
97%
45469
76%
**62
97%
[Bofors RP30]*
<<locked>>
97%
37188
63%
**31
94%
Bofors RP5
<<locked>>
97%
49429
83%
**28
98%
Bofors RP7
<<locked>>
87%
53403
90%
**66
99%
[Hodgdon H1000]*
<<locked>>
97%
36912
62%
**52
92%
Hodgdon H414
<<locked>>
86%
53461
90%
**41
100%
Hodgdon H4350
<<locked>>
92%
53127
89%
**85
99%
Hodgdon H4831
<<locked>>
97%
47050
79%
**20
95%
Hodgdon H4831 SC
<<locked>>
97%
52721
89%
**15
97%
Hodgdon Hybrid 100V
<<locked>>
93%
53098
89%
**82
100%
Hodgdon LVR
<<locked>>
88%
53505
90%
**21
100%
[Hodgdon Retumbo]*
<<locked>>
97%
32764
55%
**13
94%
Hodgdon Superperformance
<<locked>>
88%
53330
90%
**74
99%
Hodgdon VARGET
<<locked>>
84%
53432
90%
**56
100%
Hodgdon TrailBoss
<<locked>>
97%
35143
59%
**72
100%
IMR 4064
<<locked>>
84%
53345
90%
**39
100%
IMR 4166 Enduron
<<locked>>
85%
53505
90%
**43
99%
IMR 4350
<<locked>>
91%
53127
89%
**79
99%
IMR 4451 Enduron
<<locked>>
86%
53171
89%
**66
99%
IMR 4831 👍
<<locked>>
95%
53113
89%
**02
100%
IMR 4955 Enduron
<<locked>>
97%
52112
88%
**72
97%
IMR 7828 SSC
<<locked>>
97%
52025
87%
**71
97%
Lovex S065
<<locked>>
88%
53214
89%
**62
100%
Lovex S070
<<locked>>
90%
53461
90%
**89
100%
Lovex S071
<<locked>>
97%
41568
70%
**21
98%
Norma 204
<<locked>>
90%
53447
90%
**25
98%
Norma MRP
<<locked>>
97%
52765
89%
**17
100%
Norma URP
<<locked>>
90%
53287
90%
**21
100%
Ramshot Grand
<<locked>>
96%
53258
90%
**00
98%
Ramshot Hunter 👍
<<locked>>
91%
52982
89%
**38
100%
Ramshot Magnum
<<locked>>
97%
47790
80%
**89
98%
ReloadSwiss RS 14
<<locked>>
97%
35781
60%
**11
100%
ReloadSwiss RS 60
<<locked>>
85%
53156
89%
**54
100%
ReloadSwiss RS 62
<<locked>>
90%
53432
90%
**41
100%
ReloadSwiss RS 70
<<locked>>
91%
53287
90%
**87
100%
ReloadSwiss RS 76
<<locked>>
97%
39566
67%
**20
97%
Rottweil R 903
<<locked>>
85%
53084
89%
**59
100%
Rottweil R 904
<<locked>>
94%
53171
89%
**95
97%
Rottweil R 905
<<locked>>
96%
53301
90%
**44
99%
Rottweil R 907
<<locked>>
87%
53403
90%
**66
99%
SNPE Vectan SP 11
<<locked>>
84%
53229
90%
**98
100%
SNPE Vectan Tubal 5000
<<locked>>
84%
53476
90%
**41
100%
SNPE Vectan Tubal 7000
<<locked>>
89%
53461
90%
**23
99%
Shooters World Long Rifle
<<locked>>
88%
53214
89%
**62
100%
Somchem S355
<<locked>>
85%
53287
90%
**59
100%
Somchem S361
<<locked>>
93%
53301
90%
**66
97%
Somchem S365
<<locked>>
93%
53127
89%
**31
100%
Somchem S385
<<locked>>
95%
53185
89%
**15
99%
Vihtavuori N135
<<locked>>
86%
53272
90%
**74
100%
Vihtavuori N150
<<locked>>
90%
52939
89%
**20
100%
Vihtavuori N160
<<locked>>
88%
53476
90%
**82
100%
Vihtavuori N165
<<locked>>
97%
46296
78%
**97
98%
Vihtavuori N550
<<locked>>
87%
52953
89%
**18
100%
Vihtavuori N555 👍
<<locked>>
97%
52837
89%
**48
100%
Vihtavuori N560
<<locked>>
97%
49879
84%
**57
96%
Vihtavuori N565
<<locked>>
97%
42018
71%
**07
95%
Winchester 6.5 StaBALL
<<locked>>
89%
53272
90%
**66
100%
Winchester 760
<<locked>>
86%
53461
90%
**41
100%
Winchester StaBALL HD 👍
<<locked>>
97%
41930
71%
**35
100%
Winchester Supreme 780
<<locked>>
95%
53069
89%
**02
98%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
48892
82%
**84
100%
[ADI AR 2209]*
<<locked>>
81%
33823
57%
**77
93%
[ADI AR 2213]*
<<locked>>
84%
33359
56%
**80
90%
[ADI AR 2217]*
<<locked>>
94%
33678
57%
**77
90%
[ADI AR 2225]*
<<locked>>
92%
28094
47%
**78
90%
Accurate 2700
<<locked>>
81%
47021
79%
**28
98%
[Accurate 3100]*
<<locked>>
81%
29240
49%
**59
94%
Accurate 4350
<<locked>>
81%
39827
67%
**98
99%
[Accurate MAGPRO]*
<<locked>>
89%
36956
62%
**98
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
49603
83%
**10
100%
Alliant Reloder-16
<<locked>>
81%
38769
65%
**08
99%
Alliant Reloder-17
<<locked>>
81%
43947
74%
**20
100%
[Alliant Reloder-19]*
<<locked>>
81%
33634
57%
**74
93%
[Alliant Reloder-22]*
<<locked>>
81%
29515
50%
**08
91%
Alliant Reloder-23
<<locked>>
81%
28326
48%
**88
98%
[Alliant Reloder-25]*
<<locked>>
81%
24947
42%
**87
91%
Alliant Reloder-26
<<locked>>
81%
30211
51%
**93
96%
[Baschieri & Pellagri 109]*
<<locked>>
91%
42090
71%
**98
90%
[Bofors RP15]*
<<locked>>
83%
29283
49%
**01
90%
[Bofors RP30]*
<<locked>>
91%
30995
52%
**74
90%
[Bofors RP5]*
<<locked>>
81%
29515
50%
**08
91%
Bofors RP7
<<locked>>
81%
43801
74%
**11
98%
[Hodgdon H1000]*
<<locked>>
94%
33678
57%
**77
90%
Hodgdon H414
<<locked>>
81%
45397
76%
**10
98%
Hodgdon H4350
<<locked>>
81%
37434
63%
**06
96%
[Hodgdon H4831]*
<<locked>>
87%
34156
57%
**60
90%
[Hodgdon H4831 SC]*
<<locked>>
83%
34156
57%
**60
90%
Hodgdon Hybrid 100V
<<locked>>
81%
36100
61%
**03
100%
Hodgdon LVR
<<locked>>
81%
42685
72%
**44
99%
[Hodgdon Retumbo]*
<<locked>>
92%
28094
47%
**78
90%
Hodgdon Superperformance
<<locked>>
81%
40640
68%
**54
97%
Hodgdon VARGET
<<locked>>
81%
48443
81%
**77
100%
Hodgdon TrailBoss
<<locked>>
86%
30313
51%
**83
100%
IMR 4064
<<locked>>
81%
48037
81%
**64
100%
IMR 4166 Enduron
<<locked>>
81%
46978
79%
**41
99%
IMR 4350
<<locked>>
81%
39218
66%
**46
96%
IMR 4451 Enduron
<<locked>>
81%
45252
76%
**31
98%
IMR 4831
<<locked>>
81%
34606
58%
**77
98%
[IMR 4955 Enduron]*
<<locked>>
82%
32880
55%
**01
90%
[IMR 7828 SSC]*
<<locked>>
83%
32909
55%
**83
90%
Lovex S065
<<locked>>
81%
42801
72%
**92
99%
Lovex S070
<<locked>>
81%
40915
69%
**72
98%
[Lovex S071]*
<<locked>>
81%
25106
42%
**47
92%
Norma 204
<<locked>>
81%
38580
65%
**65
95%
[Norma MRP]*
<<locked>>
81%
30603
51%
**67
93%
Norma URP
<<locked>>
81%
39436
66%
**88
99%
[Ramshot Grand]*
<<locked>>
82%
32619
55%
**87
90%
Ramshot Hunter
<<locked>>
81%
38232
64%
**79
98%
[Ramshot Magnum]*
<<locked>>
82%
28152
47%
**56
90%
ReloadSwiss RS 14
<<locked>>
82%
28863
49%
**80
100%
ReloadSwiss RS 60
<<locked>>
81%
46673
78%
**62
100%
ReloadSwiss RS 62
<<locked>>
81%
39494
66%
**15
99%
ReloadSwiss RS 70
<<locked>>
81%
38305
64%
**28
99%
[ReloadSwiss RS 76]*
<<locked>>
87%
28427
48%
**11
90%
Rottweil R 903
<<locked>>
81%
47050
79%
**74
100%
[Rottweil R 904]*
<<locked>>
81%
35230
59%
**60
92%
[Rottweil R 905]*
<<locked>>
81%
32576
55%
**57
93%
Rottweil R 907
<<locked>>
81%
43801
74%
**11
98%
SNPE Vectan SP 11
<<locked>>
81%
48167
81%
**23
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
48109
81%
**72
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
41887
70%
**43
98%
Shooters World Long Rifle
<<locked>>
81%
42801
72%
**92
99%
Somchem S355
<<locked>>
81%
47340
80%
**74
100%
[Somchem S361]*
<<locked>>
81%
35650
60%
**51
91%
Somchem S365
<<locked>>
81%
35868
60%
**52
100%
[Somchem S385]*
<<locked>>
81%
33185
56%
**41
94%
Vihtavuori N135
<<locked>>
81%
46035
77%
**72
100%
Vihtavuori N150
<<locked>>
81%
40538
68%
**26
100%
Vihtavuori N160
<<locked>>
81%
42525
72%
**15
100%
[Vihtavuori N165]*
<<locked>>
81%
27891
47%
**03
91%
Vihtavuori N550
<<locked>>
81%
43207
73%
**57
100%
Vihtavuori N555
<<locked>>
81%
31488
53%
**60
98%
[Vihtavuori N560]*
<<locked>>
85%
33591
56%
**16
90%
[Vihtavuori N565]*
<<locked>>
89%
32460
55%
**00
90%
Winchester 6.5 StaBALL
<<locked>>
81%
40089
67%
**62
100%
Winchester 760
<<locked>>
81%
45397
76%
**10
98%
Winchester StaBALL HD
<<locked>>
81%
24932
42%
**65
97%
[Winchester Supreme 780]*
<<locked>>
81%
32895
55%
**31
92%

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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