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Load data for 37XC + .374 | 250gr | Rhino Solid Shank

Recommended Powder(s): Alliant Reloder-26, Hodgdon H414, Hodgdon Superperformance, ReloadSwiss RS 70, Winchester 760

37XC + .374 | 250gr | Rhino Solid Shank

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.374 | 250gr | Rhino Solid Shank
Bullet Weight:
250gr | 16.2g
Bullet Diameter:
0.374" | 9.50mm
Bullet Length:
<<locked>>
Caliber:
37XC load data
Case Length (l3):
3.087" | 78.4mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
139.8 Grains of Water | 9.08 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
69618 psi | 4800 bar
LID:
LID_B5256_C453
Last updated:
2026-03-14

Load data for 202 loads in caliber 37XC with .374 | 250gr | Rhino Solid Shank bullet and 101 powders such as Alliant Reloder-26, Hodgdon H414, Hodgdon Superperformance, ReloadSwiss RS 70, Winchester 760. 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".

  • No data yet

  • 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 APS 450
<<locked>>
84%
62323
90%
**06
101%
ADI AR 2206H
<<locked>>
83%
62250
89%
**82
100%
ADI AR 2208
<<locked>>
88%
62337
90%
**69
100%
ADI AR 2209
<<locked>>
97%
57943
83%
**95
98%
ADI AR 2213
<<locked>>
97%
51924
75%
**23
96%
[ADI AR 2225]*
<<locked>>
97%
33620
48%
**62
93%
Accurate 2700
<<locked>>
89%
62134
89%
**23
99%
Accurate 3100
<<locked>>
97%
51547
74%
**44
99%
Accurate 4064
<<locked>>
86%
62192
89%
**27
100%
Accurate 4350
<<locked>>
93%
62337
90%
**28
100%
[Accurate MAGPRO]*
<<locked>>
97%
50270
72%
**13
94%
Alliant Power Pro 2000-MR
<<locked>>
84%
62511
90%
**97
100%
Alliant Reloder- TS 15.5
<<locked>>
88%
62250
89%
**76
100%
Alliant Reloder-15
<<locked>>
86%
62584
90%
**02
100%
Alliant Reloder-16
<<locked>>
95%
62656
90%
**74
100%
Alliant Reloder-17
<<locked>>
90%
62468
90%
**71
100%
Alliant Reloder-19
<<locked>>
97%
57493
83%
**82
98%
Alliant Reloder-22
<<locked>>
97%
51285
74%
**20
98%
Alliant Reloder-23
<<locked>>
97%
48762
70%
**67
100%
Alliant Reloder-25
<<locked>>
97%
42076
60%
**79
99%
Alliant Reloder-26 👍
<<locked>>
97%
55680
80%
**51
100%
[Baschieri & Pellagri 109]*
<<locked>>
97%
51677
74%
**31
92%
Bofors RP15
<<locked>>
97%
47050
68%
**51
96%
Bofors RP3
<<locked>>
87%
62540
90%
**82
100%
[Bofors RP30]*
<<locked>>
97%
38305
55%
**84
92%
Bofors RP5
<<locked>>
97%
51285
74%
**20
98%
Bofors RP7
<<locked>>
92%
62250
89%
**76
99%
Hodgdon CFE223
<<locked>>
86%
62555
90%
**25
100%
Hodgdon H380
<<locked>>
87%
62424
90%
**99
100%
Hodgdon H414 👍
<<locked>>
90%
62526
90%
**51
100%
Hodgdon H4350
<<locked>>
97%
62598
90%
**02
100%
[Hodgdon H4831]*
<<locked>>
97%
48022
69%
**95
94%
Hodgdon H4831 SC
<<locked>>
97%
54505
78%
**10
96%
Hodgdon Hybrid 100V
<<locked>>
97%
62381
90%
**82
100%
Hodgdon LVR
<<locked>>
92%
62192
89%
**25
100%
[Hodgdon Retumbo]*
<<locked>>
97%
33620
48%
**62
93%
Hodgdon Superperformance 👍
<<locked>>
92%
62569
90%
**77
100%
Hodgdon VARGET
<<locked>>
89%
61960
89%
**63
100%
Hodgdon TrailBoss
<<locked>>
97%
35143
50%
**01
100%
IMR 3031
<<locked>>
85%
62468
90%
**40
100%
IMR 4064
<<locked>>
89%
62569
90%
**63
100%
IMR 4166 Enduron
<<locked>>
90%
62627
90%
**63
100%
IMR 4350
<<locked>>
95%
62395
90%
**95
100%
IMR 4451 Enduron
<<locked>>
91%
62250
89%
**79
100%
IMR 4831
<<locked>>
97%
58233
84%
**56
100%
IMR 4895
<<locked>>
85%
62497
90%
**09
100%
IMR 4955 Enduron
<<locked>>
97%
53476
77%
**61
96%
IMR 7828 SSC
<<locked>>
97%
53882
77%
**66
97%
Lovex S060
<<locked>>
84%
62366
90%
**17
100%
Lovex S062
<<locked>>
87%
62207
89%
**43
100%
Lovex S065
<<locked>>
93%
62453
90%
**72
100%
Lovex S070
<<locked>>
94%
62279
89%
**92
100%
Lovex S071
<<locked>>
97%
43033
62%
**00
98%
Norma 201
<<locked>>
84%
62497
90%
**40
100%
Norma 202
<<locked>>
83%
62163
89%
**20
100%
Norma 203B
<<locked>>
86%
62323
90%
**92
100%
Norma 204
<<locked>>
94%
62453
90%
**35
99%
Norma MRP
<<locked>>
97%
54317
78%
**05
99%
Norma URP
<<locked>>
94%
62584
90%
**35
100%
Ramshot Big Game
<<locked>>
86%
62584
90%
**05
100%
Ramshot Grand
<<locked>>
97%
57392
82%
**41
98%
Ramshot Hunter
<<locked>>
95%
62410
90%
**48
100%
Ramshot Magnum
<<locked>>
97%
49908
72%
**81
98%
ReloadSwiss RS 14
<<locked>>
97%
35694
51%
**41
100%
ReloadSwiss RS 50
<<locked>>
87%
62424
90%
**82
100%
ReloadSwiss RS 60
<<locked>>
88%
62149
89%
**68
100%
ReloadSwiss RS 62
<<locked>>
93%
62294
89%
**41
100%
ReloadSwiss RS 70 👍
<<locked>>
94%
62279
89%
**97
100%
ReloadSwiss RS 76
<<locked>>
97%
40901
59%
**89
96%
Rottweil R 902
<<locked>>
86%
62265
89%
**23
100%
Rottweil R 903
<<locked>>
89%
62511
90%
**76
100%
Rottweil R 904
<<locked>>
97%
59698
86%
**69
98%
Rottweil R 905
<<locked>>
97%
56666
81%
**76
99%
Rottweil R 907
<<locked>>
92%
62250
89%
**76
99%
SNPE Vectan SP 11
<<locked>>
88%
62511
90%
**12
100%
SNPE Vectan SP 9
<<locked>>
84%
62453
90%
**76
100%
SNPE Vectan Tubal 3000
<<locked>>
83%
62323
90%
**54
100%
SNPE Vectan Tubal 5000
<<locked>>
89%
62410
90%
**38
100%
SNPE Vectan Tubal 7000
<<locked>>
93%
62207
89%
**33
100%
Shooters World Long Rifle
<<locked>>
93%
62453
90%
**72
100%
Shooters World Precision
<<locked>>
87%
62207
89%
**43
100%
Somchem S335
<<locked>>
84%
62424
90%
**51
100%
Somchem S355
<<locked>>
90%
62598
90%
**72
100%
Somchem S361
<<locked>>
97%
61931
89%
**66
97%
Somchem S365
<<locked>>
96%
62366
90%
**28
100%
Somchem S385
<<locked>>
97%
57246
82%
**46
99%
Vihtavuori N133
<<locked>>
86%
62323
90%
**31
100%
Vihtavuori N135
<<locked>>
91%
62091
89%
**71
100%
Vihtavuori N140
<<locked>>
86%
62555
90%
**97
100%
Vihtavuori N150
<<locked>>
94%
62308
90%
**20
100%
Vihtavuori N160
<<locked>>
92%
62555
90%
**86
100%
Vihtavuori N165
<<locked>>
97%
47834
69%
**82
97%
Vihtavuori N540
<<locked>>
86%
62149
89%
**23
100%
Vihtavuori N550
<<locked>>
92%
62294
89%
**31
100%
Vihtavuori N555
<<locked>>
97%
54389
78%
**49
100%
Vihtavuori N560
<<locked>>
97%
51561
74%
**53
96%
[Vihtavuori N565]*
<<locked>>
97%
43816
63%
**79
94%
Winchester 6.5 StaBALL
<<locked>>
93%
62279
89%
**53
100%
Winchester 760 👍
<<locked>>
90%
62526
90%
**51
100%
Winchester StaBALL HD
<<locked>>
97%
43947
63%
**17
100%
Winchester Supreme 780
<<locked>>
97%
59828
86%
**69
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI APS 450
<<locked>>
81%
59698
86%
**64
100%
ADI AR 2206H
<<locked>>
81%
58189
84%
**20
100%
ADI AR 2208
<<locked>>
81%
49356
71%
**69
100%
[ADI AR 2209]*
<<locked>>
81%
34316
49%
**20
91%
[ADI AR 2213]*
<<locked>>
86%
36347
52%
**92
90%
[ADI AR 2225]*
<<locked>>
94%
30313
44%
**57
90%
Accurate 2700
<<locked>>
81%
47703
69%
**03
97%
[Accurate 3100]*
<<locked>>
81%
29863
43%
**92
93%
Accurate 4064
<<locked>>
81%
52765
76%
**95
100%
Accurate 4350
<<locked>>
81%
40625
58%
**71
99%
[Accurate MAGPRO]*
<<locked>>
91%
40567
58%
**13
90%
Alliant Power Pro 2000-MR
<<locked>>
81%
55332
79%
**92
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
50067
72%
**95
100%
Alliant Reloder-15
<<locked>>
81%
53476
77%
**71
100%
Alliant Reloder-16
<<locked>>
81%
39204
56%
**77
99%
Alliant Reloder-17
<<locked>>
81%
44788
64%
**05
100%
[Alliant Reloder-19]*
<<locked>>
81%
34229
49%
**23
92%
[Alliant Reloder-22]*
<<locked>>
83%
31778
46%
**93
90%
Alliant Reloder-23
<<locked>>
81%
28935
42%
**25
97%
[Alliant Reloder-25]*
<<locked>>
82%
26266
38%
**33
90%
Alliant Reloder-26
<<locked>>
81%
30937
44%
**39
95%
[Baschieri & Pellagri 109]*
<<locked>>
93%
45687
66%
**10
90%
[Bofors RP15]*
<<locked>>
85%
32126
46%
**03
90%
Bofors RP3
<<locked>>
81%
50937
73%
**15
100%
[Bofors RP30]*
<<locked>>
93%
33924
49%
**72
90%
[Bofors RP5]*
<<locked>>
83%
31778
46%
**93
90%
Bofors RP7
<<locked>>
81%
44440
64%
**84
97%
Hodgdon CFE223
<<locked>>
81%
53040
76%
**87
100%
Hodgdon H380
<<locked>>
81%
51068
73%
**25
100%
Hodgdon H414
<<locked>>
81%
46311
67%
**92
98%
Hodgdon H4350
<<locked>>
81%
37913
54%
**59
95%
[Hodgdon H4831]*
<<locked>>
89%
37014
53%
**69
90%
[Hodgdon H4831 SC]*
<<locked>>
85%
37014
53%
**69
90%
Hodgdon Hybrid 100V
<<locked>>
81%
36898
53%
**72
99%
Hodgdon LVR
<<locked>>
81%
43323
62%
**23
99%
[Hodgdon Retumbo]*
<<locked>>
94%
30313
44%
**57
90%
Hodgdon Superperformance
<<locked>>
81%
41553
60%
**23
96%
Hodgdon VARGET
<<locked>>
81%
49182
71%
**72
100%
Hodgdon TrailBoss
<<locked>>
81%
27760
40%
**44
100%
IMR 3031
<<locked>>
81%
54998
79%
**41
100%
IMR 4064
<<locked>>
81%
48544
70%
**53
100%
IMR 4166 Enduron
<<locked>>
81%
47718
69%
**23
98%
IMR 4350
<<locked>>
81%
39885
57%
**08
95%
IMR 4451 Enduron
<<locked>>
81%
45919
66%
**10
98%
IMR 4831
<<locked>>
81%
35346
51%
**39
97%
IMR 4895
<<locked>>
81%
54940
79%
**94
100%
[IMR 4955 Enduron]*
<<locked>>
84%
36274
52%
**13
90%
[IMR 7828 SSC]*
<<locked>>
85%
36071
52%
**95
90%
Lovex S060
<<locked>>
81%
56797
82%
**44
100%
Lovex S062
<<locked>>
81%
52388
75%
**08
100%
Lovex S065
<<locked>>
81%
43323
62%
**64
98%
Lovex S070
<<locked>>
81%
41524
60%
**41
97%
[Lovex S071]*
<<locked>>
81%
25483
37%
**60
90%
Norma 201
<<locked>>
81%
56985
82%
**67
100%
Norma 202
<<locked>>
81%
57740
83%
**58
100%
Norma 203B
<<locked>>
81%
52968
76%
**58
100%
[Norma 204]*
<<locked>>
81%
39537
57%
**35
94%
[Norma MRP]*
<<locked>>
81%
31198
45%
**10
92%
Norma URP
<<locked>>
81%
40219
58%
**57
98%
Ramshot Big Game
<<locked>>
81%
53708
77%
**77
100%
[Ramshot Grand]*
<<locked>>
84%
35650
51%
**95
90%
Ramshot Hunter
<<locked>>
81%
39102
56%
**44
97%
[Ramshot Magnum]*
<<locked>>
84%
30879
44%
**54
90%
ReloadSwiss RS 14
<<locked>>
81%
28340
41%
**83
100%
ReloadSwiss RS 50
<<locked>>
81%
51039
73%
**12
99%
ReloadSwiss RS 60
<<locked>>
81%
47688
69%
**61
100%
ReloadSwiss RS 62
<<locked>>
81%
40364
58%
**90
98%
ReloadSwiss RS 70
<<locked>>
81%
39059
56%
**97
98%
[ReloadSwiss RS 76]*
<<locked>>
89%
30806
44%
**03
90%
Rottweil R 902
<<locked>>
81%
54346
78%
**22
100%
Rottweil R 903
<<locked>>
81%
47805
69%
**56
100%
[Rottweil R 904]*
<<locked>>
81%
35766
51%
**13
91%
[Rottweil R 905]*
<<locked>>
81%
33272
48%
**03
91%
Rottweil R 907
<<locked>>
81%
44440
64%
**84
97%
SNPE Vectan SP 11
<<locked>>
81%
49037
70%
**12
100%
SNPE Vectan SP 9
<<locked>>
81%
56811
82%
**94
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
57479
83%
**95
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
48617
70%
**61
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
42438
61%
**05
97%
Shooters World Long Rifle
<<locked>>
81%
43323
62%
**64
98%
Shooters World Precision
<<locked>>
81%
52388
75%
**08
100%
Somchem S335
<<locked>>
81%
57261
82%
**92
100%
Somchem S355
<<locked>>
81%
47950
69%
**59
100%
[Somchem S361]*
<<locked>>
81%
36680
53%
**10
90%
Somchem S365
<<locked>>
81%
36651
53%
**18
100%
[Somchem S385]*
<<locked>>
81%
34026
49%
**00
93%
Vihtavuori N133
<<locked>>
81%
54244
78%
**30
100%
Vihtavuori N135
<<locked>>
81%
46659
67%
**67
100%
Vihtavuori N140
<<locked>>
81%
53896
77%
**85
100%
Vihtavuori N150
<<locked>>
81%
41060
59%
**02
100%
Vihtavuori N160
<<locked>>
81%
43555
63%
**94
99%
[Vihtavuori N165]*
<<locked>>
82%
29747
43%
**75
90%
Vihtavuori N540
<<locked>>
81%
53809
77%
**12
100%
Vihtavuori N550
<<locked>>
81%
43932
63%
**33
99%
Vihtavuori N555
<<locked>>
81%
31966
46%
**03
97%
[Vihtavuori N560]*
<<locked>>
87%
36738
53%
**31
90%
[Vihtavuori N565]*
<<locked>>
91%
35592
51%
**98
90%
Winchester 6.5 StaBALL
<<locked>>
81%
40857
59%
**28
100%
Winchester 760
<<locked>>
81%
46311
67%
**92
98%
Winchester StaBALL HD
<<locked>>
81%
25599
37%
**88
95%
[Winchester Supreme 780]*
<<locked>>
81%
33692
48%
**87
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.

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

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