Load data for .375 Weath. Mag. + .375 | 200gr | Sierra SPFN

Recommended Powder(s): ADI AR 2206H, Hodgdon BL-C2, Lovex D073.6, Ramshot Wild Boar, ReloadSwiss RS 52

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.375 \| 200gr \| Sierra SPFN
Manufacturer SKU:	2900
Bullet Weight:	200gr \| 13.0g
Bullet Diameter:	0.375" \| 9.52mm
Bullet Length:	0.831" \| 21.1mm
Caliber:	.375 Weath. Mag. load data
Case Length (l3):	2.850" \| 72.4mm
Cartridge Length (C.O.L.):	3.507" \| 89.1mm
Seated Depth:	0.174" \| 4.4mm
Shank Seated Depth:	0.174" \| 4.4mm
Case Capacity:	105.0 Grains of Water \| 6.82 cm³
Primer Size:	Large Rifle Magnum (LRM)
Max. allowed Pressure:	63817 psi \| 4400 bar
LID:	LID_B5956_C568
Last updated:	2025-01-01

Load data for 192 loads in caliber .375 Weath. Mag. with .375 | 200gr | Sierra SPFN bullet and 96 powders such as ADI AR 2206H, Hodgdon BL-C2, Lovex D073.6, Ramshot Wild Boar, 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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Min z (%)
Min FR (%)
Max FR*
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Barrel Length (cm)
Safety Buffer (%)
.
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>>	92%	56840	89%	**36	99%
ADI AR 2208	<<locked>>	97%	55608	87%	**91	98%
ADI AR 2219	<<locked>>	83%	56739	89%	**04	100%
Accurate 2015	<<locked>>	88%	56898	89%	**45	100%
Accurate 2200	<<locked>>	90%	57130	90%	**00	98%
Accurate 2230	<<locked>>	86%	57101	89%	**94	99%
Accurate 2460	<<locked>>	86%	57334	90%	**97	100%
Accurate 2495	<<locked>>	92%	57217	90%	**20	100%
Accurate 2520	<<locked>>	91%	57217	90%	**33	100%
[Accurate 2700]*	<<locked>>	97%	54868	86%	**95	94%
Accurate 4064	<<locked>>	97%	56144	88%	**17	100%
Accurate 4350	<<locked>>	97%	41945	66%	**27	95%
Alliant AR-Comp	<<locked>>	91%	57334	90%	**10	100%
Alliant Reloder- TS 15.5	<<locked>>	97%	54969	86%	**20	99%
Alliant Reloder-10x	<<locked>>	86%	57319	90%	**64	100%
Alliant Reloder-15	<<locked>>	95%	57058	89%	**63	99%
Alliant Reloder-16	<<locked>>	97%	42482	67%	**33	95%
Alliant Reloder-17	<<locked>>	97%	49081	77%	**14	98%
Baschieri & Pellagri 106	<<locked>>	84%	57363	90%	**99	100%
Baschieri & Pellagri 107	<<locked>>	92%	56971	89%	**53	98%
Hodgdon BL-C2 👍	<<locked>>	91%	57246	90%	**63	100%
Hodgdon Benchmark	<<locked>>	89%	57246	90%	**68	100%
Hodgdon CFE223	<<locked>>	96%	57058	89%	**92	98%
Hodgdon H322	<<locked>>	89%	56739	89%	**04	100%
Hodgdon H335	<<locked>>	83%	56608	89%	**10	100%
Hodgdon H380	<<locked>>	97%	56797	89%	**43	98%
[Hodgdon H414]*	<<locked>>	97%	50212	79%	**71	94%
Hodgdon Hybrid 100V	<<locked>>	97%	38986	61%	**18	95%
Hodgdon LVR	<<locked>>	97%	46369	73%	**99	95%
Hodgdon VARGET	<<locked>>	97%	55361	87%	**94	98%
Hodgdon TrailBoss	<<locked>>	97%	33185	52%	**77	100%
IMR 3031	<<locked>>	95%	56739	89%	**50	100%
IMR 4064	<<locked>>	97%	54447	85%	**71	98%
[IMR 4166 Enduron]*	<<locked>>	97%	54041	85%	**18	94%
IMR 4198	<<locked>>	86%	56913	89%	**15	100%
[IMR 4451 Enduron]*	<<locked>>	97%	51909	81%	**12	94%
[IMR 4831]*	<<locked>>	97%	36042	56%	**66	92%
IMR 4895	<<locked>>	95%	57334	90%	**76	99%
IMR 8208 XBR	<<locked>>	90%	56811	89%	**04	100%
Lovex D073.4	<<locked>>	85%	57174	90%	**87	100%
Lovex D073.5	<<locked>>	86%	56840	89%	**87	100%
Lovex D073.6 👍	<<locked>>	93%	57217	90%	**33	100%
Lovex S060	<<locked>>	92%	57348	90%	**74	99%
Lovex S062	<<locked>>	96%	57217	90%	**23	100%
[Lovex S065]*	<<locked>>	97%	47224	74%	**33	94%
[Lovex S070]*	<<locked>>	97%	44918	70%	**04	92%
Norma 201	<<locked>>	93%	57246	90%	**14	100%
Norma 202	<<locked>>	93%	56985	89%	**10	100%
Norma 203B	<<locked>>	96%	57334	90%	**69	99%
[Norma URP]*	<<locked>>	97%	42409	66%	**23	94%
Ramshot Big Game	<<locked>>	96%	57319	90%	**76	99%
[Ramshot Hunter]*	<<locked>>	97%	41989	66%	**00	92%
Ramshot TAC	<<locked>>	90%	57363	90%	**07	97%
Ramshot Wild Boar 👍	<<locked>>	91%	57305	90%	**50	99%
Ramshot X-Terminator	<<locked>>	88%	56652	89%	**84	99%
ReloadSwiss RS 14	<<locked>>	96%	33301	52%	**16	100%
ReloadSwiss RS 40	<<locked>>	87%	57276	90%	**14	100%
ReloadSwiss RS 50	<<locked>>	96%	57246	90%	**10	96%
ReloadSwiss RS 52 👍	<<locked>>	96%	57406	90%	**99	100%
ReloadSwiss RS 60	<<locked>>	97%	47572	75%	**97	99%
[ReloadSwiss RS 62]*	<<locked>>	97%	41785	65%	**30	94%
[ReloadSwiss RS 70]*	<<locked>>	97%	43598	68%	**59	93%
Rottweil R 901	<<locked>>	90%	57174	90%	**87	100%
Rottweil R 902	<<locked>>	95%	57203	90%	**94	100%
Rottweil R 903	<<locked>>	97%	51547	81%	**61	99%
[Rottweil R 907]*	<<locked>>	97%	49632	78%	**63	92%
SNPE Vectan SP 10	<<locked>>	83%	57246	90%	**17	100%
SNPE Vectan SP 11	<<locked>>	97%	53476	84%	**30	99%
SNPE Vectan SP 7	<<locked>>	91%	57406	90%	**17	98%
SNPE Vectan SP 9	<<locked>>	93%	56985	89%	**30	99%
SNPE Vectan Tubal 3000	<<locked>>	92%	56927	89%	**25	100%
SNPE Vectan Tubal 5000	<<locked>>	97%	55259	87%	**02	100%
[SNPE Vectan Tubal 7000]*	<<locked>>	97%	47311	74%	**84	93%
[Shooters World Long Rifle]*	<<locked>>	97%	47224	74%	**33	94%
Shooters World Match Rifle	<<locked>>	93%	57217	90%	**33	100%
Shooters World Precision	<<locked>>	96%	57217	90%	**23	100%
Shooters World Tactical Rifle	<<locked>>	85%	57101	89%	**74	99%
Somchem S321	<<locked>>	88%	57145	90%	**23	100%
Somchem S335	<<locked>>	92%	57145	90%	**38	100%
Somchem S341	<<locked>>	92%	57145	90%	**10	99%
Somchem S355	<<locked>>	97%	52098	82%	**58	99%
Somchem S365	<<locked>>	97%	37623	59%	**54	97%
Vihtavuori N120	<<locked>>	83%	56840	89%	**43	100%
Vihtavuori N130	<<locked>>	89%	56956	89%	**05	100%
Vihtavuori N133	<<locked>>	94%	57246	90%	**25	100%
Vihtavuori N135	<<locked>>	97%	49937	78%	**82	100%
Vihtavuori N140	<<locked>>	95%	57377	90%	**84	100%
Vihtavuori N150	<<locked>>	97%	44295	69%	**87	99%
Vihtavuori N160	<<locked>>	97%	46847	73%	**69	96%
Vihtavuori N530	<<locked>>	89%	57130	90%	**27	100%
Vihtavuori N540	<<locked>>	95%	57130	90%	**17	100%
Vihtavuori N550	<<locked>>	97%	46978	74%	**22	96%
Winchester 6.5 StaBALL	<<locked>>	97%	45788	72%	**20	98%
Winchester 748	<<locked>>	88%	57000	89%	**59	100%
[Winchester 760]*	<<locked>>	97%	50212	79%	**71	94%
Winchester StaBALL Match	<<locked>>	86%	56884	89%	**36	99%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
ADI AR 2206H	<<locked>>	81%	40118	63%	**15	96%
[ADI AR 2208]*	<<locked>>	81%	33982	53%	**48	92%
ADI AR 2219	<<locked>>	81%	52620	82%	**41	100%
Accurate 2015	<<locked>>	81%	45266	71%	**61	100%
[Accurate 2200]*	<<locked>>	81%	42134	66%	**22	94%
Accurate 2230	<<locked>>	81%	47935	75%	**36	98%
Accurate 2460	<<locked>>	81%	47848	75%	**43	99%
Accurate 2495	<<locked>>	81%	40234	63%	**35	100%
Accurate 2520	<<locked>>	81%	41031	64%	**48	99%
[Accurate 2700]*	<<locked>>	90%	43511	68%	**85	90%
Accurate 4064	<<locked>>	81%	33837	53%	**90	98%
[Accurate 4350]*	<<locked>>	89%	31923	50%	**80	90%
Alliant AR-Comp	<<locked>>	81%	41133	64%	**54	100%
[Alliant Reloder- TS 15.5]*	<<locked>>	81%	33141	52%	**67	94%
Alliant Reloder-10x	<<locked>>	81%	49168	77%	**36	100%
[Alliant Reloder-15]*	<<locked>>	81%	35824	56%	**26	93%
[Alliant Reloder-16]*	<<locked>>	89%	33605	53%	**97	90%
[Alliant Reloder-17]*	<<locked>>	82%	29631	46%	**15	90%
Baschieri & Pellagri 106	<<locked>>	81%	51126	80%	**10	100%
[Baschieri & Pellagri 107]*	<<locked>>	81%	38827	61%	**02	94%
Hodgdon BL-C2	<<locked>>	81%	41075	64%	**67	97%
Hodgdon Benchmark	<<locked>>	81%	44251	69%	**38	98%
[Hodgdon CFE223]*	<<locked>>	81%	34098	53%	**03	91%
Hodgdon H322	<<locked>>	81%	44382	70%	**94	100%
Hodgdon H335	<<locked>>	81%	52228	82%	**35	100%
[Hodgdon H380]*	<<locked>>	81%	33620	53%	**61	90%
[Hodgdon H414]*	<<locked>>	90%	40451	63%	**71	90%
[Hodgdon Hybrid 100V]*	<<locked>>	87%	28761	45%	**33	90%
[Hodgdon LVR]*	<<locked>>	88%	34693	54%	**17	90%
[Hodgdon VARGET]*	<<locked>>	81%	33939	53%	**41	92%
Hodgdon TrailBoss	<<locked>>	81%	26092	41%	**16	100%
IMR 3031	<<locked>>	81%	35839	56%	**66	99%
[IMR 4064]*	<<locked>>	81%	33257	52%	**18	92%
[IMR 4166 Enduron]*	<<locked>>	87%	40248	63%	**46	90%
IMR 4198	<<locked>>	81%	49966	78%	**10	100%
[IMR 4451 Enduron]*	<<locked>>	90%	41321	65%	**02	90%
[IMR 4831]*	<<locked>>	93%	31807	50%	**48	90%
[IMR 4895]*	<<locked>>	81%	36709	58%	**69	94%
IMR 8208 XBR	<<locked>>	81%	42177	66%	**35	97%
Lovex D073.4	<<locked>>	81%	49632	78%	**69	99%
Lovex D073.5	<<locked>>	81%	47427	74%	**30	99%
Lovex D073.6	<<locked>>	81%	38305	60%	**89	98%
Lovex S060	<<locked>>	81%	40509	63%	**53	96%
Lovex S062	<<locked>>	81%	35201	55%	**94	96%
[Lovex S065]*	<<locked>>	88%	35926	56%	**87	90%
[Lovex S070]*	<<locked>>	93%	39552	62%	**85	90%
Norma 201	<<locked>>	81%	39146	61%	**69	97%
Norma 202	<<locked>>	81%	39276	62%	**92	99%
[Norma 203B]*	<<locked>>	81%	35346	55%	**17	94%
[Norma URP]*	<<locked>>	89%	32721	51%	**77	90%
[Ramshot Big Game]*	<<locked>>	81%	34780	54%	**23	93%
[Ramshot Hunter]*	<<locked>>	94%	38653	61%	**25	90%
[Ramshot TAC]*	<<locked>>	81%	42221	66%	**22	93%
Ramshot Wild Boar	<<locked>>	81%	41336	65%	**48	96%
Ramshot X-Terminator	<<locked>>	81%	45600	71%	**84	97%
ReloadSwiss RS 14	<<locked>>	81%	26295	41%	**55	100%
ReloadSwiss RS 40	<<locked>>	81%	47442	74%	**36	99%
[ReloadSwiss RS 50]*	<<locked>>	85%	38522	60%	**43	90%
ReloadSwiss RS 52	<<locked>>	81%	33547	53%	**20	95%
[ReloadSwiss RS 60]*	<<locked>>	82%	29037	45%	**89	90%
[ReloadSwiss RS 62]*	<<locked>>	90%	33634	53%	**26	90%
[ReloadSwiss RS 70]*	<<locked>>	93%	37347	59%	**05	90%
Rottweil R 901	<<locked>>	81%	42830	67%	**38	99%
Rottweil R 902	<<locked>>	81%	37202	58%	**13	96%
[Rottweil R 903]*	<<locked>>	81%	30487	48%	**98	92%
[Rottweil R 907]*	<<locked>>	92%	42627	67%	**25	90%
SNPE Vectan SP 10	<<locked>>	81%	53127	83%	**54	100%
[SNPE Vectan SP 11]*	<<locked>>	81%	31821	50%	**44	92%
[SNPE Vectan SP 7]*	<<locked>>	81%	40219	63%	**95	93%
SNPE Vectan SP 9	<<locked>>	81%	38392	60%	**76	95%
SNPE Vectan Tubal 3000	<<locked>>	81%	40930	64%	**43	99%
SNPE Vectan Tubal 5000	<<locked>>	81%	33489	52%	**89	98%
[SNPE Vectan Tubal 7000]*	<<locked>>	91%	39378	62%	**33	90%
[Shooters World Long Rifle]*	<<locked>>	88%	35926	56%	**87	90%
Shooters World Match Rifle	<<locked>>	81%	38305	60%	**89	98%
Shooters World Precision	<<locked>>	81%	35201	55%	**94	96%
Shooters World Tactical Rifle	<<locked>>	81%	50256	79%	**56	99%
Somchem S321	<<locked>>	81%	45324	71%	**17	98%
Somchem S335	<<locked>>	81%	40350	63%	**49	100%
Somchem S341	<<locked>>	81%	39639	62%	**89	95%
[Somchem S355]*	<<locked>>	81%	31618	50%	**12	93%
[Somchem S365]*	<<locked>>	86%	26513	42%	**16	90%
Vihtavuori N120	<<locked>>	81%	53156	83%	**90	100%
Vihtavuori N130	<<locked>>	81%	45527	71%	**25	100%
Vihtavuori N133	<<locked>>	81%	38218	60%	**03	100%
Vihtavuori N135	<<locked>>	81%	30501	48%	**72	98%
Vihtavuori N140	<<locked>>	81%	36579	57%	**07	99%
[Vihtavuori N150]*	<<locked>>	81%	26803	42%	**51	92%
[Vihtavuori N160]*	<<locked>>	86%	33170	52%	**51	90%
Vihtavuori N530	<<locked>>	81%	44266	69%	**90	98%
Vihtavuori N540	<<locked>>	81%	36303	57%	**26	98%
[Vihtavuori N550]*	<<locked>>	86%	32880	52%	**84	90%
[Winchester 6.5 StaBALL]*	<<locked>>	83%	28747	45%	**90	90%
Winchester 748	<<locked>>	81%	44367	70%	**36	99%
[Winchester 760]*	<<locked>>	90%	40451	63%	**71	90%
Winchester StaBALL Match	<<locked>>	81%	47442	74%	**79	98%

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.