Load data for .375 Fl. Mag. N.E. + .375 | 235gr | Speer SSP

Recommended Powder(s): ReloadSwiss RS 52

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.375 \| 235gr \| Speer SSP
Manufacturer SKU:	2471
Bullet Weight:	235gr \| 15.2g
Bullet Diameter:	0.375" \| 9.52mm
Bullet Length:	1.050" \| 26.7mm
Caliber:	.375 Fl. Mag. N.E. load data
Case Length (l3):	2.940" \| 74.7mm
Cartridge Length (C.O.L.):	3.743" \| 95.1mm
Seated Depth:	0.247" \| 6.3mm
Shank Seated Depth:	0.247" \| 6.3mm
Case Capacity:	94.1 Grains of Water \| 6.11 cm³
Primer Size:	Large Rifle Magnum (LRM)
Max. allowed Pressure:	47137 psi \| 3250 bar
LID:	LID_B6243_C541
Last updated:	2025-01-01

Load data for 116 loads in caliber .375 Fl. Mag. N.E. with .375 | 235gr | Speer SSP bullet and 58 powders such as ReloadSwiss RS 52. 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".
A load must fulfill certain criteria to be listed in the default view below - see "powder criteria to fulfill to be listed".

Our load data might deviate from other sources - see the "most common reasons for deviations".

All loads are based on the bullet and case dimensions shown under "Load Specifications" - see "reloading suggestions" if you deviate.

You can set your specifications in the "Personalized Load Calculator".

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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.
Case Length (Inch)
Case Length (mm)
CaseCapacity (GoW)
Min z (%)
Min FR (%)
Max FR*
Barrel Length (Inch)
Barrel Length (cm)
Safety Buffer (%)
.

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 2208	<<locked>>	88%	42032	89%	**75	96%
Accurate 4064	<<locked>>	88%	42293	90%	**15	100%
Accurate 4350	<<locked>>	97%	41292	88%	**57	95%
Alliant Reloder- TS 15.5	<<locked>>	89%	42250	90%	**18	98%
Alliant Reloder-15	<<locked>>	86%	42308	90%	**25	97%
Alliant Reloder-16	<<locked>>	97%	42047	89%	**67	96%
Alliant Reloder-17	<<locked>>	93%	42235	90%	**03	97%
Baschieri & Pellagri 107	<<locked>>	83%	42061	89%	**18	96%
Hodgdon CFE223	<<locked>>	87%	42235	90%	**51	96%
Hodgdon H380	<<locked>>	88%	41756	89%	**02	95%
[Hodgdon H414]*	<<locked>>	92%	42119	89%	**51	92%
Hodgdon Hybrid 100V	<<locked>>	97%	38406	81%	**62	96%
Hodgdon LVR	<<locked>>	94%	42090	89%	**44	95%
Hodgdon VARGET	<<locked>>	88%	42032	89%	**75	96%
IMR 3031	<<locked>>	86%	42366	90%	**35	100%
IMR 4064	<<locked>>	89%	42235	90%	**75	97%
[IMR 4166 Enduron]*	<<locked>>	89%	42163	89%	**33	92%
[IMR 4451 Enduron]*	<<locked>>	90%	42206	90%	**62	92%
[IMR 4831]*	<<locked>>	97%	35520	75%	**07	93%
IMR 4895	<<locked>>	86%	42351	90%	**35	97%
Lovex D073.6	<<locked>>	84%	42206	90%	**18	99%
Lovex S062	<<locked>>	87%	42018	89%	**85	98%
[Lovex S065]*	<<locked>>	93%	42134	89%	**75	94%
[Lovex S070]*	<<locked>>	95%	41814	89%	**89	92%
Norma 201	<<locked>>	83%	42134	89%	**72	98%
Norma 202	<<locked>>	83%	42293	90%	**92	100%
Norma 203B	<<locked>>	87%	42177	89%	**21	97%
Norma URP	<<locked>>	97%	41959	89%	**61	95%
Ramshot Big Game	<<locked>>	87%	42003	89%	**41	97%
[Ramshot Hunter]*	<<locked>>	97%	41220	87%	**31	92%
ReloadSwiss RS 14	<<locked>>	97%	33562	71%	**06	100%
[ReloadSwiss RS 50]*	<<locked>>	88%	42409	90%	**85	93%
ReloadSwiss RS 52 👍	<<locked>>	88%	42032	89%	**67	99%
ReloadSwiss RS 60	<<locked>>	94%	42047	89%	**10	98%
ReloadSwiss RS 62	<<locked>>	97%	41336	88%	**74	95%
[ReloadSwiss RS 70]*	<<locked>>	97%	42337	90%	**80	94%
Rottweil R 902	<<locked>>	85%	42032	89%	**66	98%
Rottweil R 903	<<locked>>	91%	42279	90%	**21	98%
SNPE Vectan SP 11	<<locked>>	90%	41843	89%	**38	97%
SNPE Vectan SP 9	<<locked>>	84%	42351	90%	**98	97%
SNPE Vectan Tubal 5000	<<locked>>	88%	42250	90%	**20	100%
[SNPE Vectan Tubal 7000]*	<<locked>>	94%	42148	89%	**39	92%
[Shooters World Long Rifle]*	<<locked>>	93%	42134	89%	**75	94%
Shooters World Match Rifle	<<locked>>	84%	42206	90%	**18	99%
Shooters World Precision	<<locked>>	87%	42018	89%	**85	98%
Somchem S341	<<locked>>	83%	42409	90%	**92	97%
Somchem S355	<<locked>>	90%	41945	89%	**05	97%
Somchem S365	<<locked>>	97%	37362	79%	**05	98%
Vihtavuori N133	<<locked>>	84%	42206	90%	**13	100%
Vihtavuori N135	<<locked>>	92%	42366	90%	**82	100%
Vihtavuori N140	<<locked>>	86%	42337	90%	**72	100%
Vihtavuori N150	<<locked>>	96%	42192	90%	**92	99%
Vihtavuori N160	<<locked>>	94%	42003	89%	**21	95%
Vihtavuori N540	<<locked>>	86%	42003	89%	**89	100%
Vihtavuori N550	<<locked>>	94%	42032	89%	**61	95%
[Vihtavuori N555]*	<<locked>>	97%	30966	66%	**51	92%
Winchester 6.5 StaBALL	<<locked>>	95%	41829	89%	**85	97%
[Winchester 760]*	<<locked>>	92%	42119	89%	**51	92%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AR 2208]*	<<locked>>	81%	33982	72%	**02	93%
Accurate 4064	<<locked>>	81%	33779	72%	**41	99%
[Accurate 4350]*	<<locked>>	87%	29153	62%	**75	90%
Alliant Reloder- TS 15.5	<<locked>>	81%	32851	70%	**18	95%
[Alliant Reloder-15]*	<<locked>>	81%	35534	75%	**77	94%
[Alliant Reloder-16]*	<<locked>>	87%	31183	66%	**92	90%
[Alliant Reloder-17]*	<<locked>>	81%	28660	61%	**56	91%
Baschieri & Pellagri 107	<<locked>>	81%	38667	82%	**49	95%
[Hodgdon CFE223]*	<<locked>>	81%	33910	72%	**67	92%
[Hodgdon H380]*	<<locked>>	81%	33417	71%	**11	91%
[Hodgdon H414]*	<<locked>>	89%	38261	81%	**66	90%
[Hodgdon Hybrid 100V]*	<<locked>>	85%	26672	57%	**51	90%
[Hodgdon LVR]*	<<locked>>	86%	32184	68%	**15	90%
[Hodgdon VARGET]*	<<locked>>	81%	33692	71%	**95	93%
IMR 3031	<<locked>>	81%	35694	76%	**07	100%
[IMR 4064]*	<<locked>>	81%	33228	70%	**79	93%
[IMR 4166 Enduron]*	<<locked>>	85%	37840	80%	**44	90%
[IMR 4451 Enduron]*	<<locked>>	87%	38305	81%	**80	90%
[IMR 4831]*	<<locked>>	91%	29356	62%	**56	90%
IMR 4895	<<locked>>	81%	36405	77%	**07	95%
Lovex D073.6	<<locked>>	81%	38261	81%	**36	99%
Lovex S062	<<locked>>	81%	35375	75%	**41	96%
[Lovex S065]*	<<locked>>	86%	33547	71%	**85	90%
[Lovex S070]*	<<locked>>	91%	36651	78%	**80	90%
Norma 201	<<locked>>	81%	39088	83%	**13	98%
Norma 202	<<locked>>	81%	39102	83%	**26	99%
Norma 203B	<<locked>>	81%	35056	74%	**67	95%
[Norma URP]*	<<locked>>	87%	30560	65%	**82	90%
[Ramshot Big Game]*	<<locked>>	81%	34519	73%	**74	94%
[Ramshot Hunter]*	<<locked>>	92%	35795	76%	**07	90%
ReloadSwiss RS 14	<<locked>>	90%	30443	65%	**44	100%
[ReloadSwiss RS 50]*	<<locked>>	82%	35549	75%	**34	90%
ReloadSwiss RS 52	<<locked>>	81%	33431	71%	**74	96%
[ReloadSwiss RS 60]*	<<locked>>	81%	27978	59%	**29	91%
[ReloadSwiss RS 62]*	<<locked>>	88%	31270	66%	**31	90%
[ReloadSwiss RS 70]*	<<locked>>	91%	34882	74%	**00	90%
Rottweil R 902	<<locked>>	81%	37202	79%	**67	97%
[Rottweil R 903]*	<<locked>>	81%	30298	64%	**59	94%
[SNPE Vectan SP 11]*	<<locked>>	81%	31589	67%	**02	93%
SNPE Vectan SP 9	<<locked>>	81%	38392	81%	**23	96%
SNPE Vectan Tubal 5000	<<locked>>	81%	33446	71%	**49	99%
[SNPE Vectan Tubal 7000]*	<<locked>>	89%	36434	77%	**31	90%
[Shooters World Long Rifle]*	<<locked>>	86%	33547	71%	**85	90%
Shooters World Match Rifle	<<locked>>	81%	38261	81%	**36	99%
Shooters World Precision	<<locked>>	81%	35375	75%	**41	96%
Somchem S341	<<locked>>	81%	39479	84%	**36	96%
[Somchem S355]*	<<locked>>	81%	31560	67%	**75	94%
[Somchem S365]*	<<locked>>	83%	24526	52%	**28	90%
Vihtavuori N133	<<locked>>	81%	38101	81%	**38	100%
Vihtavuori N135	<<locked>>	81%	30589	65%	**39	99%
Vihtavuori N140	<<locked>>	81%	36564	78%	**61	99%
[Vihtavuori N150]*	<<locked>>	81%	26731	57%	**34	93%
[Vihtavuori N160]*	<<locked>>	84%	30589	65%	**52	90%
Vihtavuori N540	<<locked>>	81%	36216	77%	**74	99%
[Vihtavuori N550]*	<<locked>>	84%	30560	65%	**92	90%
[Vihtavuori N555]*	<<locked>>	94%	28587	61%	**82	90%
[Winchester 6.5 StaBALL]*	<<locked>>	81%	26963	57%	**18	90%
[Winchester 760]*	<<locked>>	89%	38261	81%	**66	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.

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