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Load data for .375 Raptor + .375 | 285gr | Speer Grand Slam

Recommended Powder(s): ADI AR 2219, Hodgdon H322, Hodgdon H335, ReloadSwiss RS 40, SNPE Vectan SP 10

.375 Raptor + .375 | 285gr | Speer Grand Slam

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.375 | 285gr | Speer Grand Slam
Manufacturer SKU:
2473
Bullet Weight:
285gr | 18.5g
Bullet Diameter:
0.375" | 9.52mm
Bullet Length:
1.220" | 31.0mm
Caliber:
.375 Raptor load data
Case Length (l3):
1.865" | 47.4mm
Cartridge Length (C.O.L.):
2.758" | 70.1mm
Seated Depth:
0.327" | 8.3mm
Shank Seated Depth:
0.327" | 8.3mm
Case Capacity:
60.0 Grains of Water | 3.90 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
58015 psi | 4000 bar
LID:
LID_B6246_C556
Last updated:
2025-02-02

Load data for 150 loads in caliber .375 Raptor with .375 | 285gr | Speer Grand Slam bullet and 75 powders such as ADI AR 2219, Hodgdon H322, Hodgdon H335, ReloadSwiss RS 40, SNPE Vectan SP 10. 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. 18.5 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.

    .

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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 2206H
<<locked>>
97%
44744
77%
**72
95%
ADI AR 2207
<<locked>>
89%
52098
90%
**72
100%
[ADI AR 2208]*
<<locked>>
97%
38116
66%
**41
92%
ADI AR 2219 👍
<<locked>>
92%
51779
89%
**54
100%
Accurate 2015
<<locked>>
97%
51082
88%
**08
100%
[Accurate 2200]*
<<locked>>
97%
48878
84%
**82
94%
Accurate 2230
<<locked>>
95%
51430
89%
**24
98%
Accurate 2460
<<locked>>
95%
51445
89%
**41
99%
Accurate 2495
<<locked>>
97%
41611
72%
**72
100%
Accurate 2520
<<locked>>
97%
44643
77%
**01
99%
Accurate 4064
<<locked>>
97%
34301
59%
**57
98%
Alliant AR-Comp
<<locked>>
97%
44483
77%
**95
100%
[Alliant Reloder- TS 15.5]*
<<locked>>
97%
35926
62%
**60
94%
Alliant Reloder-10x
<<locked>>
94%
51445
89%
**18
100%
[Alliant Reloder-15]*
<<locked>>
97%
39030
67%
**06
93%
Alliant Reloder-7
<<locked>>
88%
52054
90%
**69
100%
Baschieri & Pellagri 106
<<locked>>
91%
51387
89%
**62
100%
[Baschieri & Pellagri 107]*
<<locked>>
97%
44440
77%
**75
94%
Hodgdon BL-C2
<<locked>>
97%
45469
78%
**24
97%
Hodgdon Benchmark
<<locked>>
97%
51140
88%
**92
98%
Hodgdon CFE BLK
<<locked>>
88%
51474
89%
**62
98%
Hodgdon H322 👍
<<locked>>
97%
50125
86%
**38
100%
Hodgdon H335 👍
<<locked>>
92%
50995
88%
**57
100%
Hodgdon H4198
<<locked>>
89%
51721
89%
**52
100%
[Hodgdon VARGET]*
<<locked>>
97%
37869
65%
**37
92%
IMR 3031
<<locked>>
96%
38101
66%
**19
99%
[IMR 4064]*
<<locked>>
96%
36593
63%
**14
92%
IMR 4198
<<locked>>
93%
51039
88%
**65
100%
IMR 4227
<<locked>>
83%
51837
89%
**10
100%
[IMR 4895]*
<<locked>>
97%
39827
69%
**33
94%
IMR 8208 XBR
<<locked>>
97%
47848
82%
**92
98%
Lovex D073.4
<<locked>>
94%
52185
90%
**34
99%
Lovex D073.5
<<locked>>
96%
51808
89%
**47
99%
Lovex D073.6
<<locked>>
96%
40785
70%
**49
98%
Lovex S053
<<locked>>
84%
51953
90%
**80
100%
Lovex S060
<<locked>>
97%
46789
81%
**29
96%
Lovex S062
<<locked>>
97%
38363
66%
**73
95%
Norma 200
<<locked>>
90%
51198
88%
**95
100%
Norma 201
<<locked>>
97%
43410
75%
**36
97%
Norma 202
<<locked>>
97%
43584
75%
**59
99%
[Norma 203B]*
<<locked>>
97%
38029
66%
**96
94%
[Ramshot Big Game]*
<<locked>>
97%
39421
68%
**10
93%
[Ramshot TAC]*
<<locked>>
97%
48675
84%
**88
93%
Ramshot Wild Boar
<<locked>>
97%
46847
81%
**11
96%
Ramshot X-Terminator
<<locked>>
96%
51547
89%
**21
97%
ReloadSwiss RS 36
<<locked>>
83%
51996
90%
**46
100%
ReloadSwiss RS 40 👍
<<locked>>
95%
52011
90%
**44
99%
ReloadSwiss RS 52
<<locked>>
97%
37173
64%
**06
95%
Rottweil R 901
<<locked>>
97%
47906
83%
**85
99%
Rottweil R 902
<<locked>>
97%
40886
70%
**87
96%
[Rottweil R 903]*
<<locked>>
96%
31836
55%
**91
92%
SNPE Vectan BA6 1/2
<<locked>>
87%
52112
90%
**52
100%
SNPE Vectan SP 10 👍
<<locked>>
91%
51459
89%
**57
100%
[SNPE Vectan SP 11]*
<<locked>>
97%
35476
61%
**44
91%
[SNPE Vectan SP 7]*
<<locked>>
97%
45803
79%
**62
93%
SNPE Vectan SP 9
<<locked>>
97%
43236
75%
**52
95%
SNPE Vectan Tubal 3000
<<locked>>
96%
46456
80%
**13
99%
SNPE Vectan Tubal 5000
<<locked>>
96%
37304
64%
**95
98%
Shooters World Match Rifle
<<locked>>
96%
40785
70%
**49
98%
Shooters World Precision
<<locked>>
97%
38363
66%
**73
95%
Shooters World Tactical Rifle
<<locked>>
93%
51793
89%
**05
98%
Somchem S321
<<locked>>
97%
51808
89%
**70
98%
Somchem S335
<<locked>>
97%
44904
77%
**16
99%
Somchem S341
<<locked>>
97%
45179
78%
**65
95%
[Somchem S355]*
<<locked>>
97%
33707
58%
**11
93%
Vihtavuori N120
<<locked>>
91%
52025
90%
**29
100%
Vihtavuori N130
<<locked>>
96%
51387
89%
**69
100%
Vihtavuori N133
<<locked>>
97%
42772
74%
**80
100%
Vihtavuori N135
<<locked>>
97%
32460
56%
**82
99%
Vihtavuori N140
<<locked>>
97%
40654
70%
**96
99%
[Vihtavuori N150]*
<<locked>>
97%
29066
50%
**96
92%
Vihtavuori N530
<<locked>>
97%
51068
88%
**47
98%
Vihtavuori N540
<<locked>>
97%
39711
68%
**10
98%
Winchester 748
<<locked>>
97%
50546
87%
**83
99%
Winchester StaBALL Match
<<locked>>
95%
51285
88%
**77
97%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2206H]*
<<locked>>
84%
30356
52%
**19
90%
ADI AR 2207
<<locked>>
81%
41046
71%
**41
100%
[ADI AR 2208]*
<<locked>>
92%
33214
57%
**49
90%
ADI AR 2219
<<locked>>
81%
36085
62%
**31
98%
Accurate 2015
<<locked>>
81%
31198
54%
**16
99%
[Accurate 2200]*
<<locked>>
87%
35752
62%
**75
90%
[Accurate 2230]*
<<locked>>
81%
32068
55%
**29
92%
[Accurate 2460]*
<<locked>>
81%
31575
54%
**39
94%
Accurate 2495
<<locked>>
81%
25005
43%
**64
97%
[Accurate 2520]*
<<locked>>
81%
26121
45%
**67
93%
[Accurate 4064]*
<<locked>>
81%
21118
36%
**59
91%
Alliant AR-Comp
<<locked>>
81%
27282
47%
**96
99%
[Alliant Reloder- TS 15.5]*
<<locked>>
88%
27760
48%
**86
90%
Alliant Reloder-10x
<<locked>>
81%
34403
59%
**75
100%
[Alliant Reloder-15]*
<<locked>>
90%
31850
55%
**72
90%
Alliant Reloder-7
<<locked>>
81%
42264
73%
**44
100%
Baschieri & Pellagri 106
<<locked>>
81%
36941
64%
**65
99%
[Baschieri & Pellagri 107]*
<<locked>>
90%
35418
61%
**21
90%
[Hodgdon BL-C2]*
<<locked>>
82%
27340
47%
**90
90%
[Hodgdon Benchmark]*
<<locked>>
81%
31720
55%
**83
94%
Hodgdon CFE BLK
<<locked>>
81%
41466
71%
**21
96%
Hodgdon H322
<<locked>>
81%
30748
53%
**26
97%
Hodgdon H335
<<locked>>
81%
35186
61%
**24
97%
Hodgdon H4198
<<locked>>
81%
40335
70%
**98
99%
[Hodgdon VARGET]*
<<locked>>
92%
33591
58%
**59
90%
IMR 3031
<<locked>>
81%
24076
41%
**14
95%
[IMR 4064]*
<<locked>>
92%
32343
56%
**32
90%
IMR 4198
<<locked>>
81%
36477
63%
**69
100%
IMR 4227
<<locked>>
81%
48660
84%
**73
100%
[IMR 4895]*
<<locked>>
88%
29994
52%
**42
90%
[IMR 8208 XBR]*
<<locked>>
81%
29240
50%
**73
92%
Lovex D073.4
<<locked>>
81%
33286
57%
**59
95%
[Lovex D073.5]*
<<locked>>
81%
31285
54%
**32
94%
[Lovex D073.6]*
<<locked>>
81%
24526
42%
**27
92%
Lovex S053
<<locked>>
81%
47819
82%
**37
100%
[Lovex S060]*
<<locked>>
82%
30211
52%
**44
90%
[Lovex S062]*
<<locked>>
85%
26542
46%
**34
90%
Norma 200
<<locked>>
81%
39117
67%
**37
100%
[Norma 201]*
<<locked>>
81%
26890
46%
**27
91%
[Norma 202]*
<<locked>>
81%
26542
46%
**44
94%
[Norma 203B]*
<<locked>>
89%
30081
52%
**36
90%
[Ramshot Big Game]*
<<locked>>
91%
32909
57%
**88
90%
[Ramshot TAC]*
<<locked>>
91%
40118
69%
**60
90%
[Ramshot Wild Boar]*
<<locked>>
85%
31444
54%
**46
90%
[Ramshot X-Terminator]*
<<locked>>
81%
32126
55%
**09
91%
ReloadSwiss RS 36
<<locked>>
81%
48689
84%
**06
100%
ReloadSwiss RS 40
<<locked>>
81%
32967
57%
**52
95%
[ReloadSwiss RS 52]*
<<locked>>
87%
26934
46%
**86
90%
Rottweil R 901
<<locked>>
81%
30037
52%
**83
95%
[Rottweil R 902]*
<<locked>>
82%
26426
46%
**08
90%
[Rottweil R 903]*
<<locked>>
92%
27963
48%
**06
90%
SNPE Vectan BA6 1/2
<<locked>>
81%
44005
76%
**67
100%
SNPE Vectan SP 10
<<locked>>
81%
36347
63%
**34
97%
[SNPE Vectan SP 11]*
<<locked>>
94%
32793
57%
**91
90%
[SNPE Vectan SP 7]*
<<locked>>
91%
37666
65%
**41
90%
[SNPE Vectan SP 9]*
<<locked>>
86%
30966
53%
**29
90%
SNPE Vectan Tubal 3000
<<locked>>
81%
29124
50%
**27
95%
[SNPE Vectan Tubal 5000]*
<<locked>>
81%
23641
41%
**16
93%
[Shooters World Match Rifle]*
<<locked>>
81%
24526
42%
**27
92%
[Shooters World Precision]*
<<locked>>
85%
26542
46%
**34
90%
[Shooters World Tactical Rifle]*
<<locked>>
81%
34882
60%
**55
93%
[Somchem S321]*
<<locked>>
81%
30603
53%
**32
93%
Somchem S335
<<locked>>
81%
28253
49%
**31
96%
[Somchem S341]*
<<locked>>
86%
31560
54%
**29
90%
[Somchem S355]*
<<locked>>
91%
28514
49%
**03
90%
Vihtavuori N120
<<locked>>
81%
38653
67%
**65
100%
Vihtavuori N130
<<locked>>
81%
32430
56%
**96
99%
Vihtavuori N133
<<locked>>
81%
26977
47%
**01
97%
[Vihtavuori N135]*
<<locked>>
81%
20450
35%
**90
93%
[Vihtavuori N140]*
<<locked>>
81%
24816
43%
**85
93%
[Vihtavuori N150]*
<<locked>>
93%
25701
44%
**14
90%
[Vihtavuori N530]*
<<locked>>
81%
30690
53%
**16
93%
[Vihtavuori N540]*
<<locked>>
81%
24598
42%
**98
92%
[Winchester 748]*
<<locked>>
81%
29776
51%
**32
93%
[Winchester StaBALL Match]*
<<locked>>
81%
31589
54%
**55
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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