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Load data for 37XC + .376 | 300gr | Peregrine VRG-3

Recommended Powder(s): ADI AR 2209, Alliant Reloder-19, Alliant Reloder-26, Norma MRP, Rottweil R 905

37XC + .376 | 300gr | Peregrine VRG-3

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.376 | 300gr | Peregrine VRG-3
Bullet Weight:
300gr | 19.4g
Bullet Diameter:
0.376" | 9.55mm
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_B8211_C453
Last updated:
2026-03-11
Recommended Twist Rate:
1:17 - 1:14

Load data for 194 loads in caliber 37XC with .376 | 300gr | Peregrine VRG-3 bullet and 97 powders such as ADI AR 2209, Alliant Reloder-19, Alliant Reloder-26, Norma MRP, Rottweil R 905. 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>>
83%
62192
89%
**00
100%
ADI AR 2208
<<locked>>
86%
62279
89%
**20
100%
ADI AR 2209 👍
<<locked>>
96%
62033
89%
**22
100%
ADI AR 2213
<<locked>>
97%
56594
81%
**89
99%
ADI AR 2217
<<locked>>
97%
41350
59%
**13
96%
ADI AR 2225
<<locked>>
97%
36564
53%
**64
97%
Accurate 2700
<<locked>>
87%
62236
89%
**00
100%
Accurate 3100
<<locked>>
97%
56594
81%
**00
100%
Accurate 4064
<<locked>>
84%
62207
89%
**74
100%
Accurate 4350
<<locked>>
91%
62062
89%
**72
100%
Accurate MAGPRO
<<locked>>
97%
55564
80%
**82
97%
Alliant Reloder- TS 15.5
<<locked>>
85%
62192
89%
**23
100%
Alliant Reloder-15
<<locked>>
84%
62424
90%
**49
100%
Alliant Reloder-16
<<locked>>
93%
62424
90%
**22
100%
Alliant Reloder-17
<<locked>>
88%
62468
90%
**18
100%
Alliant Reloder-19 👍
<<locked>>
97%
62627
90%
**31
100%
Alliant Reloder-22
<<locked>>
97%
56275
81%
**79
100%
Alliant Reloder-23
<<locked>>
97%
53809
77%
**07
100%
Alliant Reloder-25
<<locked>>
97%
46064
66%
**51
100%
Alliant Reloder-26 👍
<<locked>>
97%
62526
90%
**97
100%
Baschieri & Pellagri 109
<<locked>>
97%
55419
80%
**00
96%
Bofors RP15
<<locked>>
97%
51866
74%
**10
99%
Bofors RP3
<<locked>>
85%
62265
89%
**30
100%
Bofors RP30
<<locked>>
97%
42525
61%
**85
97%
Bofors RP5
<<locked>>
97%
56275
81%
**79
100%
Bofors RP7
<<locked>>
90%
62337
90%
**46
100%
Hodgdon CFE223
<<locked>>
83%
62395
90%
**82
100%
Hodgdon H1000
<<locked>>
97%
41350
59%
**13
96%
Hodgdon H380
<<locked>>
85%
62294
89%
**49
100%
Hodgdon H414
<<locked>>
87%
61946
89%
**02
100%
Hodgdon H4350
<<locked>>
94%
62323
90%
**66
100%
Hodgdon H4831
<<locked>>
97%
52431
75%
**67
98%
Hodgdon H4831 SC
<<locked>>
97%
59495
85%
**69
99%
Hodgdon Hybrid 100V
<<locked>>
94%
62250
89%
**36
100%
Hodgdon LVR
<<locked>>
90%
62540
90%
**85
100%
Hodgdon Retumbo
<<locked>>
97%
36564
53%
**64
97%
Hodgdon Superperformance
<<locked>>
89%
62337
90%
**38
100%
Hodgdon VARGET
<<locked>>
86%
62279
89%
**20
100%
Hodgdon TrailBoss
<<locked>>
97%
35302
51%
**37
100%
IMR 4064
<<locked>>
87%
62453
90%
**17
100%
IMR 4166 Enduron
<<locked>>
88%
62308
90%
**26
100%
IMR 4350
<<locked>>
93%
62134
89%
**59
100%
IMR 4451 Enduron
<<locked>>
89%
62337
90%
**43
100%
IMR 4831
<<locked>>
96%
62555
90%
**69
100%
IMR 4955 Enduron
<<locked>>
97%
57624
83%
**07
98%
IMR 7828 SSC
<<locked>>
97%
58653
84%
**25
99%
[IMR 8133 Enduron]*
<<locked>>
97%
32590
47%
**75
92%
Lovex S062
<<locked>>
84%
62381
90%
**97
100%
Lovex S065
<<locked>>
90%
62134
89%
**36
100%
Lovex S070
<<locked>>
92%
62294
89%
**56
100%
Lovex S071
<<locked>>
97%
46992
68%
**59
100%
Norma 203B
<<locked>>
84%
62337
90%
**43
100%
Norma 204
<<locked>>
92%
62352
90%
**02
100%
Norma 217
<<locked>>
97%
32343
46%
**95
95%
Norma MRP 👍
<<locked>>
97%
60307
87%
**58
100%
Norma URP
<<locked>>
92%
62308
90%
**85
100%
Ramshot Big Game
<<locked>>
83%
62453
90%
**53
100%
Ramshot Grand
<<locked>>
96%
62294
89%
**81
100%
Ramshot Hunter
<<locked>>
92%
62511
90%
**08
100%
Ramshot Magnum
<<locked>>
97%
55288
79%
**46
100%
ReloadSwiss RS 14
<<locked>>
97%
35940
52%
**77
100%
ReloadSwiss RS 50
<<locked>>
85%
62555
90%
**49
100%
ReloadSwiss RS 60
<<locked>>
86%
62366
90%
**08
100%
ReloadSwiss RS 62
<<locked>>
91%
62613
90%
**05
100%
ReloadSwiss RS 70
<<locked>>
92%
62395
90%
**58
100%
ReloadSwiss RS 76
<<locked>>
97%
45063
65%
**90
99%
[ReloadSwiss RS 80]*
<<locked>>
97%
40538
58%
**66
94%
Rottweil R 902
<<locked>>
83%
62105
89%
**80
100%
Rottweil R 903
<<locked>>
87%
62062
89%
**17
100%
Rottweil R 904
<<locked>>
96%
62337
90%
**79
99%
Rottweil R 905 👍
<<locked>>
97%
61699
89%
**08
100%
Rottweil R 907
<<locked>>
90%
62337
90%
**46
100%
SNPE Vectan SP 11
<<locked>>
86%
62424
90%
**59
100%
SNPE Vectan Tubal 5000
<<locked>>
87%
62424
90%
**98
100%
SNPE Vectan Tubal 7000
<<locked>>
90%
62047
89%
**97
100%
Shooters World Long Rifle
<<locked>>
90%
62134
89%
**36
100%
Shooters World Precision
<<locked>>
84%
62381
90%
**97
100%
Somchem S355
<<locked>>
87%
62207
89%
**20
100%
Somchem S361
<<locked>>
95%
62192
89%
**46
99%
Somchem S365
<<locked>>
94%
62569
90%
**82
100%
Somchem S385
<<locked>>
97%
62120
89%
**85
100%
Vihtavuori N133
<<locked>>
83%
62337
90%
**85
100%
Vihtavuori N135
<<locked>>
88%
62540
90%
**31
100%
Vihtavuori N140
<<locked>>
83%
62221
89%
**41
100%
Vihtavuori N150
<<locked>>
92%
62642
90%
**84
100%
Vihtavuori N160
<<locked>>
89%
62178
89%
**49
100%
Vihtavuori N165
<<locked>>
97%
52344
75%
**35
99%
Vihtavuori N540
<<locked>>
83%
62250
89%
**77
100%
Vihtavuori N550
<<locked>>
89%
62366
90%
**85
100%
Vihtavuori N555
<<locked>>
97%
59437
85%
**72
100%
Vihtavuori N560
<<locked>>
97%
56724
81%
**08
99%
Vihtavuori N565
<<locked>>
97%
48182
69%
**54
97%
[Vihtavuori N568]*
<<locked>>
97%
42134
61%
**82
94%
Winchester 6.5 StaBALL
<<locked>>
91%
62584
90%
**17
100%
Winchester 760
<<locked>>
87%
61946
89%
**02
100%
Winchester StaBALL HD
<<locked>>
97%
50009
72%
**66
100%
Winchester Supreme 780
<<locked>>
96%
62236
89%
**79
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI APS 450
<<locked>>
81%
59988
86%
**70
100%
ADI AR 2208
<<locked>>
81%
53055
76%
**02
100%
ADI AR 2209
<<locked>>
81%
37217
53%
**05
95%
[ADI AR 2213]*
<<locked>>
81%
32982
47%
**20
91%
[ADI AR 2217]*
<<locked>>
88%
31140
45%
**70
90%
[ADI AR 2225]*
<<locked>>
87%
26179
38%
**72
90%
Accurate 2700
<<locked>>
81%
51068
73%
**46
99%
Accurate 3100
<<locked>>
81%
32430
47%
**77
97%
Accurate 4064
<<locked>>
81%
56478
81%
**05
100%
Accurate 4350
<<locked>>
81%
44237
64%
**20
100%
[Accurate MAGPRO]*
<<locked>>
84%
34577
50%
**88
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
53954
77%
**21
100%
Alliant Reloder-15
<<locked>>
81%
57638
83%
**87
100%
Alliant Reloder-16
<<locked>>
81%
42685
61%
**30
100%
Alliant Reloder-17
<<locked>>
81%
49298
71%
**44
100%
Alliant Reloder-19
<<locked>>
81%
37086
53%
**02
95%
[Alliant Reloder-22]*
<<locked>>
81%
32605
47%
**33
94%
Alliant Reloder-23
<<locked>>
81%
31328
45%
**10
99%
[Alliant Reloder-25]*
<<locked>>
81%
27354
39%
**08
94%
Alliant Reloder-26
<<locked>>
81%
33953
49%
**25
98%
[Baschieri & Pellagri 109]*
<<locked>>
85%
38740
56%
**82
90%
[Bofors RP15]*
<<locked>>
81%
30429
44%
**74
92%
Bofors RP3
<<locked>>
81%
54781
79%
**35
100%
[Bofors RP30]*
<<locked>>
86%
28921
42%
**60
90%
[Bofors RP5]*
<<locked>>
81%
32605
47%
**33
94%
Bofors RP7
<<locked>>
81%
47558
68%
**30
99%
Hodgdon CFE223
<<locked>>
81%
57595
83%
**17
100%
[Hodgdon H1000]*
<<locked>>
88%
31140
45%
**70
90%
Hodgdon H380
<<locked>>
81%
54940
79%
**51
100%
Hodgdon H414
<<locked>>
81%
50299
72%
**35
100%
Hodgdon H4350
<<locked>>
81%
40857
59%
**21
98%
[Hodgdon H4831]*
<<locked>>
81%
31430
45%
**44
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
34563
50%
**23
92%
Hodgdon Hybrid 100V
<<locked>>
81%
40074
58%
**21
100%
Hodgdon LVR
<<locked>>
81%
46992
67%
**66
100%
[Hodgdon Retumbo]*
<<locked>>
87%
26179
38%
**72
90%
Hodgdon Superperformance
<<locked>>
81%
45745
66%
**95
99%
Hodgdon VARGET
<<locked>>
81%
52649
76%
**95
100%
Hodgdon TrailBoss
<<locked>>
81%
27992
40%
**96
100%
IMR 4064
<<locked>>
81%
52098
75%
**79
100%
IMR 4166 Enduron
<<locked>>
81%
50720
73%
**59
100%
IMR 4350
<<locked>>
81%
43047
62%
**70
98%
IMR 4451 Enduron
<<locked>>
81%
49095
71%
**56
99%
IMR 4831
<<locked>>
81%
38218
55%
**95
99%
[IMR 4955 Enduron]*
<<locked>>
81%
35027
50%
**00
92%
[IMR 7828 SSC]*
<<locked>>
81%
33692
48%
**52
92%
[IMR 8133 Enduron]*
<<locked>>
94%
29921
43%
**97
90%
Lovex S062
<<locked>>
81%
55985
80%
**21
100%
Lovex S065
<<locked>>
81%
46224
66%
**03
100%
Lovex S070
<<locked>>
81%
44585
64%
**93
99%
[Lovex S071]*
<<locked>>
81%
27688
40%
**52
94%
Norma 203B
<<locked>>
81%
56855
82%
**71
100%
Norma 204
<<locked>>
81%
42931
62%
**97
97%
[Norma 217]*
<<locked>>
90%
26063
37%
**01
90%
Norma MRP
<<locked>>
81%
34040
49%
**95
96%
Norma URP
<<locked>>
81%
43729
63%
**13
100%
Ramshot Big Game
<<locked>>
81%
58073
83%
**00
100%
[Ramshot Grand]*
<<locked>>
81%
34708
50%
**98
93%
Ramshot Hunter
<<locked>>
81%
42554
61%
**10
99%
[Ramshot Magnum]*
<<locked>>
81%
29878
43%
**54
93%
ReloadSwiss RS 14
<<locked>>
81%
28616
41%
**35
100%
ReloadSwiss RS 50
<<locked>>
81%
54723
79%
**41
100%
ReloadSwiss RS 60
<<locked>>
81%
52359
75%
**84
100%
ReloadSwiss RS 62
<<locked>>
81%
44208
63%
**46
100%
ReloadSwiss RS 70
<<locked>>
81%
42598
61%
**62
100%
[ReloadSwiss RS 76]*
<<locked>>
82%
26556
38%
**08
90%
[ReloadSwiss RS 80]*
<<locked>>
92%
33547
48%
**05
90%
Rottweil R 902
<<locked>>
81%
57682
83%
**28
100%
Rottweil R 903
<<locked>>
81%
51677
74%
**89
100%
Rottweil R 904
<<locked>>
81%
38682
56%
**88
95%
Rottweil R 905
<<locked>>
81%
36129
52%
**75
95%
Rottweil R 907
<<locked>>
81%
47558
68%
**30
99%
SNPE Vectan SP 11
<<locked>>
81%
53156
76%
**38
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
52011
75%
**74
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
45310
65%
**57
99%
Shooters World Long Rifle
<<locked>>
81%
46224
66%
**03
100%
Shooters World Precision
<<locked>>
81%
55985
80%
**21
100%
Somchem S355
<<locked>>
81%
51488
74%
**85
100%
[Somchem S361]*
<<locked>>
81%
39175
56%
**79
94%
Somchem S365
<<locked>>
81%
40335
58%
**74
100%
Somchem S385
<<locked>>
81%
36622
53%
**65
96%
Vihtavuori N133
<<locked>>
81%
57928
83%
**33
100%
Vihtavuori N135
<<locked>>
81%
50053
72%
**80
100%
Vihtavuori N140
<<locked>>
81%
58030
83%
**92
100%
Vihtavuori N150
<<locked>>
81%
44077
63%
**34
100%
Vihtavuori N160
<<locked>>
81%
47065
68%
**39
100%
[Vihtavuori N165]*
<<locked>>
81%
30792
44%
**24
93%
Vihtavuori N540
<<locked>>
81%
57464
83%
**18
100%
Vihtavuori N550
<<locked>>
81%
47558
68%
**79
100%
Vihtavuori N555
<<locked>>
81%
35186
51%
**75
99%
[Vihtavuori N560]*
<<locked>>
81%
32735
47%
**46
91%
[Vihtavuori N565]*
<<locked>>
84%
30400
44%
**83
90%
[Vihtavuori N568]*
<<locked>>
91%
34505
50%
**11
90%
Winchester 6.5 StaBALL
<<locked>>
81%
44295
64%
**77
100%
Winchester 760
<<locked>>
81%
50299
72%
**35
100%
Winchester StaBALL HD
<<locked>>
81%
26368
38%
**06
99%
Winchester Supreme 780
<<locked>>
81%
36622
53%
**69
95%

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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