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Load data for .375 H.& H. Mag. + .375 | 350gr | North Fork Semi Spitz

Recommended Powder(s): Alliant Reloder-17, Hodgdon CFE223, Hodgdon H380, Hodgdon LVR, Vihtavuori N550

.375 H.& H. Mag. + .375 | 350gr | North Fork Semi Spitz

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.375 | 350gr | North Fork Semi Spitz
Manufacturer SKU:
NF375SS
Bullet Weight:
350gr | 22.7g
Bullet Diameter:
0.375" | 9.52mm
Bullet Length:
<<locked>>
Caliber:
.375 H.& H. Mag. load data
Case Length (l3):
2.859" | 72.6mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
95.3 Grains of Water | 6.19 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
62366 psi | 4300 bar
LID:
LID_B12039_C543
Last updated:
2026-04-04

Load data for 214 loads in caliber .375 H.& H. Mag. with .375 | 350gr | North Fork Semi Spitz bullet and 107 powders such as Alliant Reloder-17, Hodgdon CFE223, Hodgdon H380, Hodgdon LVR, Vihtavuori N550. 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".

  • Muzzle velocity vs. barrel length

    Every 1 inch additional barrel length increases muzzle velocity by approx. 67.3 fps

  • 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.

    .

    Loading_icon.gif

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>>
88%
56028
90%
**57
100%
ADI AR 2208
<<locked>>
94%
56115
90%
**47
100%
[ADI AR 2209]*
<<locked>>
97%
42409
68%
**23
94%
ADI Benchmark 8208
<<locked>>
87%
56072
90%
**24
100%
Accurate 2015
<<locked>>
84%
55666
89%
**49
100%
Accurate 2200
<<locked>>
86%
55883
90%
**28
100%
Accurate 2495
<<locked>>
87%
55956
90%
**08
100%
Accurate 2520
<<locked>>
86%
55347
89%
**34
100%
Accurate 2700
<<locked>>
94%
55796
89%
**01
98%
Accurate 3100
<<locked>>
97%
34693
56%
**11
95%
Accurate 4064
<<locked>>
93%
55941
90%
**38
100%
Accurate 4350
<<locked>>
97%
48892
78%
**38
100%
Alliant AR-Comp
<<locked>>
86%
55376
89%
**85
100%
Alliant Power Pro 2000-MR
<<locked>>
90%
56072
90%
**69
100%
Alliant Reloder- TS 15.5
<<locked>>
94%
55796
89%
**64
100%
Alliant Reloder-15
<<locked>>
91%
55521
89%
**70
100%
Alliant Reloder-16
<<locked>>
97%
47761
77%
**41
100%
Alliant Reloder-17 👍
<<locked>>
97%
54810
88%
**52
100%
[Alliant Reloder-19]*
<<locked>>
97%
41568
67%
**26
94%
[Alliant Reloder-22]*
<<locked>>
97%
35955
58%
**60
92%
Alliant Reloder-23
<<locked>>
97%
34156
55%
**41
99%
[Alliant Reloder-25]*
<<locked>>
97%
30124
48%
**49
93%
Alliant Reloder-26
<<locked>>
97%
36825
59%
**49
97%
Baschieri & Pellagri 107
<<locked>>
88%
56028
90%
**77
100%
Bofors RP3
<<locked>>
93%
55695
89%
**70
100%
[Bofors RP5]*
<<locked>>
97%
35955
58%
**60
92%
Bofors RP7
<<locked>>
97%
55666
89%
**44
98%
Hodgdon BL-C2
<<locked>>
86%
55666
89%
**74
100%
Hodgdon Benchmark
<<locked>>
85%
55927
90%
**85
100%
Hodgdon CFE223 👍
<<locked>>
92%
56086
90%
**16
100%
Hodgdon H322
<<locked>>
84%
55782
89%
**01
100%
Hodgdon H380 👍
<<locked>>
93%
55666
89%
**70
100%
Hodgdon H414
<<locked>>
96%
55782
89%
**29
99%
Hodgdon H4350
<<locked>>
97%
46412
74%
**49
97%
Hodgdon H4895
<<locked>>
88%
55724
89%
**54
100%
Hodgdon Hybrid 100V
<<locked>>
97%
43656
70%
**39
100%
Hodgdon LVR 👍
<<locked>>
97%
52982
85%
**77
100%
Hodgdon Superperformance
<<locked>>
97%
52373
84%
**06
98%
Hodgdon VARGET
<<locked>>
94%
55724
89%
**44
100%
IMR 3031
<<locked>>
91%
55912
90%
**34
100%
IMR 4064
<<locked>>
94%
55492
89%
**31
100%
IMR 4166 Enduron
<<locked>>
94%
55738
89%
**18
99%
IMR 4350
<<locked>>
97%
48950
78%
**82
97%
IMR 4451 Enduron
<<locked>>
96%
55448
89%
**47
99%
IMR 4831
<<locked>>
97%
41394
66%
**16
99%
IMR 4895
<<locked>>
90%
55927
90%
**83
100%
IMR 8208 XBR
<<locked>>
87%
56072
90%
**24
100%
Lovex D073.6
<<locked>>
88%
55347
89%
**34
100%
Lovex S060
<<locked>>
88%
55419
89%
**92
100%
Lovex S062
<<locked>>
92%
55550
89%
**31
100%
Lovex S065
<<locked>>
97%
53272
85%
**21
99%
Lovex S070
<<locked>>
97%
50589
81%
**08
98%
[Lovex S071]*
<<locked>>
97%
28732
46%
**96
93%
Norma 201
<<locked>>
89%
55985
90%
**24
100%
Norma 202
<<locked>>
88%
55666
89%
**15
100%
Norma 203B
<<locked>>
92%
56115
90%
**74
100%
Norma 204
<<locked>>
97%
48747
78%
**11
96%
[Norma MRP]*
<<locked>>
97%
37405
60%
**16
94%
Norma URP
<<locked>>
97%
48327
77%
**31
100%
Ramshot Big Game
<<locked>>
91%
55550
89%
**90
100%
Ramshot Hunter
<<locked>>
97%
46891
75%
**21
98%
Ramshot TAC
<<locked>>
86%
55811
89%
**44
100%
Ramshot Wild Boar
<<locked>>
87%
56101
90%
**67
100%
Ramshot X-Terminator
<<locked>>
84%
55564
89%
**15
100%
ReloadSwiss RS 50
<<locked>>
92%
55666
89%
**54
99%
ReloadSwiss RS 52
<<locked>>
89%
55912
90%
**23
100%
ReloadSwiss RS 60
<<locked>>
95%
55883
90%
**62
100%
ReloadSwiss RS 62
<<locked>>
97%
48240
77%
**54
99%
ReloadSwiss RS 70
<<locked>>
97%
48863
78%
**80
99%
Rottweil R 901
<<locked>>
86%
55927
90%
**88
100%
Rottweil R 902
<<locked>>
90%
55637
89%
**11
100%
Rottweil R 903
<<locked>>
95%
55854
90%
**67
100%
[Rottweil R 904]*
<<locked>>
97%
43845
70%
**10
93%
[Rottweil R 905]*
<<locked>>
97%
39769
64%
**00
94%
Rottweil R 907
<<locked>>
97%
55666
89%
**44
98%
SNPE Vectan SP 11
<<locked>>
94%
55738
89%
**00
100%
SNPE Vectan SP 7
<<locked>>
87%
55651
89%
**44
100%
SNPE Vectan SP 9
<<locked>>
89%
55695
89%
**51
100%
SNPE Vectan Tubal 3000
<<locked>>
88%
55956
90%
**49
100%
SNPE Vectan Tubal 5000
<<locked>>
94%
55666
89%
**46
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
53809
86%
**85
98%
Shooters World Long Rifle
<<locked>>
97%
53272
85%
**21
99%
Shooters World Match Rifle
<<locked>>
88%
55347
89%
**34
100%
Shooters World Precision
<<locked>>
92%
55550
89%
**31
100%
Somchem S321
<<locked>>
84%
55767
89%
**41
100%
Somchem S335
<<locked>>
88%
55332
89%
**52
100%
Somchem S341
<<locked>>
88%
56101
90%
**44
100%
Somchem S355
<<locked>>
95%
55709
89%
**57
100%
[Somchem S361]*
<<locked>>
97%
45049
72%
**10
92%
Somchem S365
<<locked>>
97%
42960
69%
**88
100%
Somchem S385
<<locked>>
97%
40321
65%
**93
95%
Vihtavuori N130
<<locked>>
84%
55303
89%
**13
100%
Vihtavuori N133
<<locked>>
90%
55463
89%
**29
100%
Vihtavuori N135
<<locked>>
97%
56086
90%
**88
100%
Vihtavuori N140
<<locked>>
91%
56072
90%
**98
100%
Vihtavuori N150
<<locked>>
97%
49690
80%
**59
100%
Vihtavuori N160
<<locked>>
97%
52881
85%
**47
100%
[Vihtavuori N165]*
<<locked>>
97%
34040
55%
**62
92%
Vihtavuori N530
<<locked>>
85%
56101
90%
**34
100%
Vihtavuori N540
<<locked>>
91%
55753
89%
**24
100%
Vihtavuori N550 👍
<<locked>>
97%
53388
86%
**90
100%
Vihtavuori N555
<<locked>>
97%
36651
59%
**03
98%
Winchester 6.5 StaBALL
<<locked>>
97%
51053
82%
**11
100%
Winchester 748
<<locked>>
84%
55477
89%
**54
100%
Winchester 760
<<locked>>
96%
55782
89%
**29
99%
Winchester StaBALL HD
<<locked>>
97%
29878
48%
**24
98%
[Winchester Supreme 780]*
<<locked>>
97%
41829
67%
**96
94%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
44991
72%
**13
100%
ADI AR 2208
<<locked>>
81%
38261
61%
**95
98%
[ADI AR 2209]*
<<locked>>
89%
33359
53%
**59
90%
ADI Benchmark 8208
<<locked>>
81%
47108
76%
**16
100%
Accurate 2015
<<locked>>
81%
50865
82%
**96
100%
Accurate 2200
<<locked>>
81%
47311
76%
**19
99%
Accurate 2495
<<locked>>
81%
46514
75%
**03
100%
Accurate 2520
<<locked>>
81%
47021
75%
**33
100%
[Accurate 2700]*
<<locked>>
81%
36521
59%
**29
93%
[Accurate 3100]*
<<locked>>
87%
24627
39%
**95
90%
Accurate 4064
<<locked>>
81%
39204
63%
**24
100%
Accurate 4350
<<locked>>
81%
28282
45%
**90
95%
Alliant AR-Comp
<<locked>>
81%
47398
76%
**96
100%
Alliant Power Pro 2000-MR
<<locked>>
81%
40872
66%
**49
99%
Alliant Reloder- TS 15.5
<<locked>>
81%
37913
61%
**21
99%
Alliant Reloder-15
<<locked>>
81%
40683
65%
**67
99%
Alliant Reloder-16
<<locked>>
81%
29457
47%
**03
95%
Alliant Reloder-17
<<locked>>
81%
32590
52%
**01
98%
[Alliant Reloder-19]*
<<locked>>
89%
32590
52%
**52
90%
[Alliant Reloder-22]*
<<locked>>
94%
32416
52%
**91
90%
[Alliant Reloder-23]*
<<locked>>
81%
21248
34%
**09
91%
[Alliant Reloder-25]*
<<locked>>
93%
27282
44%
**70
90%
[Alliant Reloder-26]*
<<locked>>
85%
25005
40%
**57
90%
Baschieri & Pellagri 107
<<locked>>
81%
44309
71%
**26
99%
Bofors RP3
<<locked>>
81%
37347
60%
**21
99%
[Bofors RP5]*
<<locked>>
94%
32416
52%
**91
90%
[Bofors RP7]*
<<locked>>
81%
34084
55%
**19
93%
Hodgdon BL-C2
<<locked>>
81%
46731
75%
**65
100%
Hodgdon Benchmark
<<locked>>
81%
49110
79%
**06
100%
Hodgdon CFE223
<<locked>>
81%
38725
62%
**73
98%
Hodgdon H322
<<locked>>
81%
50024
80%
**36
100%
Hodgdon H380
<<locked>>
81%
38421
62%
**28
98%
[Hodgdon H414]*
<<locked>>
81%
33634
54%
**82
93%
[Hodgdon H4350]*
<<locked>>
82%
29124
47%
**34
90%
Hodgdon H4895
<<locked>>
81%
45353
73%
**23
100%
Hodgdon Hybrid 100V
<<locked>>
81%
26905
43%
**27
96%
Hodgdon LVR
<<locked>>
81%
31763
51%
**39
95%
[Hodgdon Superperformance]*
<<locked>>
81%
30400
49%
**26
90%
Hodgdon VARGET
<<locked>>
81%
38072
61%
**91
98%
IMR 3031
<<locked>>
81%
41408
66%
**60
100%
IMR 4064
<<locked>>
81%
37637
60%
**82
99%
IMR 4166 Enduron
<<locked>>
81%
37710
60%
**55
95%
[IMR 4350]*
<<locked>>
81%
30255
49%
**60
91%
[IMR 4451 Enduron]*
<<locked>>
81%
35491
57%
**42
94%
[IMR 4831]*
<<locked>>
81%
25483
41%
**04
93%
IMR 4895
<<locked>>
81%
41582
67%
**90
99%
IMR 8208 XBR
<<locked>>
81%
47108
76%
**16
100%
Lovex D073.6
<<locked>>
81%
44135
71%
**96
100%
Lovex S060
<<locked>>
81%
45179
72%
**60
100%
Lovex S062
<<locked>>
81%
40089
64%
**24
100%
Lovex S065
<<locked>>
81%
33011
53%
**06
95%
[Lovex S070]*
<<locked>>
81%
31140
50%
**86
93%
[Lovex S071]*
<<locked>>
92%
24627
39%
**95
90%
Norma 201
<<locked>>
81%
44179
71%
**73
100%
Norma 202
<<locked>>
81%
44454
71%
**77
100%
Norma 203B
<<locked>>
81%
39929
64%
**60
99%
[Norma 204]*
<<locked>>
85%
33156
53%
**46
90%
[Norma MRP]*
<<locked>>
90%
29733
48%
**49
90%
Norma URP
<<locked>>
81%
29283
47%
**96
95%
Ramshot Big Game
<<locked>>
81%
39421
63%
**73
99%
[Ramshot Hunter]*
<<locked>>
81%
28689
46%
**80
92%
Ramshot TAC
<<locked>>
81%
46978
75%
**29
99%
Ramshot Wild Boar
<<locked>>
81%
46572
75%
**42
100%
Ramshot X-Terminator
<<locked>>
81%
51068
82%
**62
100%
ReloadSwiss RS 50
<<locked>>
81%
38812
62%
**11
96%
ReloadSwiss RS 52
<<locked>>
81%
42815
69%
**56
99%
ReloadSwiss RS 60
<<locked>>
81%
34679
56%
**51
100%
[ReloadSwiss RS 62]*
<<locked>>
81%
28398
46%
**03
94%
[ReloadSwiss RS 70]*
<<locked>>
81%
28819
46%
**03
93%
Rottweil R 901
<<locked>>
81%
48095
77%
**96
100%
Rottweil R 902
<<locked>>
81%
42047
67%
**37
100%
Rottweil R 903
<<locked>>
81%
35259
57%
**82
99%
[Rottweil R 904]*
<<locked>>
91%
36274
58%
**78
90%
[Rottweil R 905]*
<<locked>>
90%
31894
51%
**49
90%
[Rottweil R 907]*
<<locked>>
81%
34084
55%
**19
93%
SNPE Vectan SP 11
<<locked>>
81%
36216
58%
**21
99%
SNPE Vectan SP 7
<<locked>>
81%
45165
72%
**06
99%
SNPE Vectan SP 9
<<locked>>
81%
43642
70%
**93
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
45832
73%
**34
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
38072
61%
**32
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
31720
51%
**57
93%
Shooters World Long Rifle
<<locked>>
81%
33011
53%
**06
95%
Shooters World Match Rifle
<<locked>>
81%
44135
71%
**96
100%
Shooters World Precision
<<locked>>
81%
40089
64%
**24
100%
Somchem S321
<<locked>>
81%
51155
82%
**82
100%
Somchem S335
<<locked>>
81%
45208
72%
**34
100%
Somchem S341
<<locked>>
81%
45237
73%
**10
100%
Somchem S355
<<locked>>
81%
36201
58%
**85
99%
[Somchem S361]*
<<locked>>
93%
39160
63%
**14
90%
Somchem S365
<<locked>>
81%
26237
42%
**60
97%
[Somchem S385]*
<<locked>>
87%
29022
47%
**77
90%
Vihtavuori N130
<<locked>>
81%
50691
81%
**64
100%
Vihtavuori N133
<<locked>>
81%
42902
69%
**85
100%
Vihtavuori N135
<<locked>>
81%
35186
56%
**26
100%
Vihtavuori N140
<<locked>>
81%
41684
67%
**21
100%
Vihtavuori N150
<<locked>>
81%
30879
50%
**70
99%
Vihtavuori N160
<<locked>>
81%
31647
51%
**19
96%
[Vihtavuori N165]*
<<locked>>
94%
31111
50%
**03
90%
Vihtavuori N530
<<locked>>
81%
49690
80%
**59
100%
Vihtavuori N540
<<locked>>
81%
41104
66%
**41
100%
Vihtavuori N550
<<locked>>
81%
32082
51%
**55
96%
[Vihtavuori N555]*
<<locked>>
81%
22307
36%
**68
92%
Winchester 6.5 StaBALL
<<locked>>
81%
30589
49%
**83
97%
Winchester 748
<<locked>>
81%
50691
81%
**01
100%
[Winchester 760]*
<<locked>>
81%
33634
54%
**82
93%
[Winchester StaBALL HD]*
<<locked>>
86%
21741
35%
**62
90%
[Winchester Supreme 780]*
<<locked>>
90%
33228
53%
**46
90%

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.

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