top of page

Load data for .375 Hoelderlin + .375 | 300gr | Hornady InterLock RN

Recommended Powder(s): Alliant Reloder-17, Hodgdon CFE223, Ramshot Big Game, ReloadSwiss RS 60, SNPE Vectan SP 11

.375 Hoelderlin + .375 | 300gr | Hornady InterLock RN

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.375 | 300gr | Hornady InterLock RN
Manufacturer SKU:
3720
Bullet Weight:
300gr | 19.4g
Bullet Diameter:
0.375" | 9.52mm
Bullet Length:
1.184" | 30.1mm
Caliber:
.375 Hoelderlin load data
Case Length (l3):
2.657" | 67.5mm
Cartridge Length (C.O.L.):
3.374" | 85.7mm
Seated Depth:
0.467" | 11.9mm
Shank Seated Depth:
0.467" | 11.9mm
Case Capacity:
88.0 Grains of Water | 5.71 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
55114 psi | 3800 bar
LID:
LID_B2813_C546
Last updated:
2025-01-01

Load data for 164 loads in caliber .375 Hoelderlin with .375 | 300gr | Hornady InterLock RN bullet and 82 powders such as Alliant Reloder-17, Hodgdon CFE223, Ramshot Big Game, ReloadSwiss RS 60, SNPE Vectan SP 11. 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

  • .

    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 2206H
<<locked>>
86%
49530
90%
**75
100%
ADI AR 2208
<<locked>>
92%
49298
89%
**59
99%
Accurate 2200
<<locked>>
84%
49269
89%
**39
99%
Accurate 2495
<<locked>>
86%
49400
90%
**52
100%
Accurate 2520
<<locked>>
85%
49066
89%
**69
100%
Accurate 2700
<<locked>>
92%
48979
89%
**03
95%
Accurate 4064
<<locked>>
91%
49037
89%
**65
100%
Accurate 4350
<<locked>>
97%
43816
80%
**65
98%
Alliant AR-Comp
<<locked>>
85%
49284
89%
**29
100%
Alliant Reloder- TS 15.5
<<locked>>
92%
49197
89%
**85
100%
Alliant Reloder-15
<<locked>>
90%
49153
89%
**92
99%
Alliant Reloder-16
<<locked>>
97%
44396
81%
**79
98%
Alliant Reloder-17 👍
<<locked>>
96%
49284
89%
**87
100%
Alliant Reloder-23
<<locked>>
97%
30966
56%
**36
95%
[Alliant Reloder-26]*
<<locked>>
97%
33736
61%
**44
93%
Baschieri & Pellagri 107
<<locked>>
87%
49443
90%
**98
99%
Hodgdon BL-C2
<<locked>>
85%
49530
90%
**02
100%
Hodgdon Benchmark
<<locked>>
83%
49124
89%
**03
100%
Hodgdon CFE223 👍
<<locked>>
90%
49139
89%
**31
99%
Hodgdon H380
<<locked>>
91%
49313
89%
**88
98%
Hodgdon H414
<<locked>>
95%
49168
89%
**38
96%
[Hodgdon H4350]*
<<locked>>
97%
42395
77%
**67
94%
Hodgdon Hybrid 100V
<<locked>>
97%
40263
73%
**74
99%
Hodgdon LVR
<<locked>>
97%
48443
88%
**15
98%
Hodgdon Superperformance
<<locked>>
97%
47979
87%
**34
95%
Hodgdon VARGET
<<locked>>
92%
48950
89%
**56
99%
IMR 3031
<<locked>>
89%
49110
89%
**72
100%
IMR 4064
<<locked>>
92%
49327
90%
**49
99%
IMR 4166 Enduron
<<locked>>
93%
49603
90%
**29
96%
IMR 4350
<<locked>>
97%
45324
82%
**13
95%
IMR 4451 Enduron
<<locked>>
94%
49342
90%
**52
96%
IMR 4831
<<locked>>
97%
37637
68%
**41
97%
IMR 4895
<<locked>>
89%
49008
89%
**98
100%
IMR 8208 XBR
<<locked>>
85%
49414
90%
**43
100%
Lovex D073.6
<<locked>>
87%
49066
89%
**69
100%
Lovex S060
<<locked>>
86%
49472
90%
**13
100%
Lovex S062
<<locked>>
90%
49240
89%
**59
100%
Lovex S065
<<locked>>
97%
49081
89%
**56
98%
Lovex S070
<<locked>>
97%
46775
85%
**46
96%
Norma 201
<<locked>>
87%
49414
90%
**46
100%
Norma 202
<<locked>>
86%
49139
89%
**46
100%
Norma 203B
<<locked>>
90%
49197
89%
**95
100%
[Norma 204]*
<<locked>>
97%
45150
82%
**43
93%
Norma URP
<<locked>>
97%
44295
80%
**65
98%
Ramshot Big Game 👍
<<locked>>
90%
49342
90%
**18
99%
Ramshot Hunter
<<locked>>
97%
43279
79%
**46
96%
Ramshot TAC
<<locked>>
85%
49574
90%
**56
98%
Ramshot Wild Boar
<<locked>>
85%
48994
89%
**79
99%
ReloadSwiss RS 50
<<locked>>
91%
49182
89%
**62
97%
ReloadSwiss RS 52
<<locked>>
91%
49153
89%
**21
100%
ReloadSwiss RS 60 👍
<<locked>>
97%
49240
89%
**97
100%
ReloadSwiss RS 62
<<locked>>
97%
43758
79%
**82
98%
ReloadSwiss RS 70
<<locked>>
97%
44802
81%
**98
97%
Rottweil R 901
<<locked>>
84%
48994
89%
**13
100%
Rottweil R 902
<<locked>>
88%
49066
89%
**36
100%
Rottweil R 903
<<locked>>
94%
49269
89%
**88
100%
Rottweil R 907
<<locked>>
96%
49443
90%
**52
96%
SNPE Vectan SP 11 👍
<<locked>>
93%
49487
90%
**21
100%
SNPE Vectan SP 7
<<locked>>
86%
49588
90%
**62
98%
SNPE Vectan SP 9
<<locked>>
87%
49153
89%
**69
99%
SNPE Vectan Tubal 3000
<<locked>>
86%
49443
90%
**77
100%
SNPE Vectan Tubal 5000
<<locked>>
92%
49298
89%
**77
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
49095
89%
**16
96%
Shooters World Long Rifle
<<locked>>
97%
49081
89%
**56
98%
Shooters World Match Rifle
<<locked>>
87%
49066
89%
**69
100%
Shooters World Precision
<<locked>>
90%
49240
89%
**59
100%
Somchem S335
<<locked>>
86%
49139
89%
**83
100%
Somchem S341
<<locked>>
86%
49008
89%
**59
99%
Somchem S355
<<locked>>
93%
48907
89%
**75
100%
Somchem S365
<<locked>>
97%
39392
71%
**16
100%
[Somchem S385]*
<<locked>>
97%
36912
67%
**08
92%
Vihtavuori N133
<<locked>>
88%
49081
89%
**64
100%
Vihtavuori N135
<<locked>>
95%
49240
89%
**23
100%
Vihtavuori N140
<<locked>>
89%
49168
89%
**26
100%
Vihtavuori N150
<<locked>>
97%
45977
83%
**06
100%
Vihtavuori N160
<<locked>>
97%
48762
88%
**92
99%
Vihtavuori N540
<<locked>>
89%
49052
89%
**52
100%
Vihtavuori N550
<<locked>>
97%
49226
89%
**34
99%
Vihtavuori N555
<<locked>>
97%
32895
60%
**01
96%
Winchester 6.5 StaBALL
<<locked>>
97%
47050
85%
**49
100%
Winchester 760
<<locked>>
95%
49168
89%
**38
96%
[Winchester StaBALL HD]*
<<locked>>
97%
27528
50%
**93
93%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
41959
76%
**57
99%
ADI AR 2208
<<locked>>
81%
35665
65%
**26
96%
Accurate 2200
<<locked>>
81%
44135
80%
**60
98%
Accurate 2495
<<locked>>
81%
42670
77%
**57
100%
Accurate 2520
<<locked>>
81%
43033
78%
**77
100%
[Accurate 2700]*
<<locked>>
81%
34272
62%
**51
90%
Accurate 4064
<<locked>>
81%
35911
65%
**62
100%
[Accurate 4350]*
<<locked>>
81%
25686
47%
**88
91%
Alliant AR-Comp
<<locked>>
81%
43656
79%
**57
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
34940
63%
**46
98%
Alliant Reloder-15
<<locked>>
81%
37623
68%
**98
97%
[Alliant Reloder-16]*
<<locked>>
81%
27398
50%
**01
91%
Alliant Reloder-17
<<locked>>
81%
30226
55%
**13
95%
[Alliant Reloder-23]*
<<locked>>
87%
23685
43%
**26
90%
[Alliant Reloder-26]*
<<locked>>
92%
29080
53%
**23
90%
Baschieri & Pellagri 107
<<locked>>
81%
40596
74%
**57
97%
Hodgdon BL-C2
<<locked>>
81%
43004
78%
**00
99%
Hodgdon Benchmark
<<locked>>
81%
46050
84%
**60
100%
Hodgdon CFE223
<<locked>>
81%
35810
65%
**98
96%
Hodgdon H380
<<locked>>
81%
35520
64%
**49
95%
[Hodgdon H414]*
<<locked>>
81%
31575
57%
**06
90%
[Hodgdon H4350]*
<<locked>>
89%
34040
62%
**03
90%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
24947
45%
**23
92%
[Hodgdon LVR]*
<<locked>>
81%
29443
53%
**44
92%
[Hodgdon Superperformance]*
<<locked>>
87%
35027
64%
**82
90%
Hodgdon VARGET
<<locked>>
81%
35520
64%
**23
96%
IMR 3031
<<locked>>
81%
37956
69%
**08
100%
IMR 4064
<<locked>>
81%
34998
64%
**06
96%
[IMR 4166 Enduron]*
<<locked>>
81%
35070
64%
**73
92%
[IMR 4350]*
<<locked>>
87%
33518
61%
**93
90%
[IMR 4451 Enduron]*
<<locked>>
81%
33011
60%
**60
91%
[IMR 4831]*
<<locked>>
83%
24656
45%
**32
90%
IMR 4895
<<locked>>
81%
38566
70%
**24
98%
IMR 8208 XBR
<<locked>>
81%
44063
80%
**67
100%
Lovex D073.6
<<locked>>
81%
40567
74%
**41
100%
Lovex S060
<<locked>>
81%
42409
77%
**05
99%
Lovex S062
<<locked>>
81%
37188
67%
**59
99%
[Lovex S065]*
<<locked>>
81%
30574
55%
**18
92%
[Lovex S070]*
<<locked>>
83%
30893
56%
**44
90%
Norma 201
<<locked>>
81%
41104
75%
**15
99%
Norma 202
<<locked>>
81%
41176
75%
**24
100%
Norma 203B
<<locked>>
81%
37130
67%
**92
98%
[Norma 204]*
<<locked>>
91%
38159
69%
**15
90%
[Norma URP]*
<<locked>>
81%
27006
49%
**98
91%
Ramshot Big Game
<<locked>>
81%
36318
66%
**95
97%
[Ramshot Hunter]*
<<locked>>
85%
30110
55%
**73
90%
Ramshot TAC
<<locked>>
81%
43714
79%
**64
97%
Ramshot Wild Boar
<<locked>>
81%
43149
78%
**87
99%
[ReloadSwiss RS 50]*
<<locked>>
81%
35926
65%
**29
93%
ReloadSwiss RS 52
<<locked>>
81%
35520
64%
**01
99%
ReloadSwiss RS 60
<<locked>>
81%
29486
53%
**00
96%
[ReloadSwiss RS 62]*
<<locked>>
81%
26049
47%
**98
90%
[ReloadSwiss RS 70]*
<<locked>>
84%
29602
54%
**70
90%
Rottweil R 901
<<locked>>
81%
45194
82%
**54
100%
Rottweil R 902
<<locked>>
81%
39218
71%
**78
99%
Rottweil R 903
<<locked>>
81%
32184
58%
**96
97%
[Rottweil R 907]*
<<locked>>
83%
33446
61%
**67
90%
SNPE Vectan SP 11
<<locked>>
81%
33388
61%
**42
96%
SNPE Vectan SP 7
<<locked>>
81%
41930
76%
**44
97%
SNPE Vectan SP 9
<<locked>>
81%
40480
73%
**34
98%
SNPE Vectan Tubal 3000
<<locked>>
81%
42859
78%
**78
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
35230
64%
**67
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
82%
30530
55%
**01
90%
[Shooters World Long Rifle]*
<<locked>>
81%
30574
55%
**18
92%
Shooters World Match Rifle
<<locked>>
81%
40567
74%
**41
100%
Shooters World Precision
<<locked>>
81%
37188
67%
**59
99%
Somchem S335
<<locked>>
81%
42235
77%
**85
100%
Somchem S341
<<locked>>
81%
41466
75%
**41
98%
Somchem S355
<<locked>>
81%
33388
61%
**10
97%
[Somchem S365]*
<<locked>>
81%
24149
44%
**55
94%
[Somchem S385]*
<<locked>>
94%
33475
61%
**39
90%
Vihtavuori N133
<<locked>>
81%
40132
73%
**36
100%
Vihtavuori N135
<<locked>>
81%
32416
59%
**60
100%
Vihtavuori N140
<<locked>>
81%
38609
70%
**65
100%
Vihtavuori N150
<<locked>>
81%
28282
51%
**85
97%
[Vihtavuori N160]*
<<locked>>
81%
29153
53%
**24
92%
Vihtavuori N540
<<locked>>
81%
38116
69%
**85
100%
[Vihtavuori N550]*
<<locked>>
81%
29501
54%
**64
93%
[Vihtavuori N555]*
<<locked>>
87%
24163
44%
**72
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
28268
51%
**85
94%
[Winchester 760]*
<<locked>>
81%
31575
57%
**06
90%
[Winchester StaBALL HD]*
<<locked>>
94%
25527
46%
**24
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.

bottom of page