Load data for .375 H.& H. Mag. + .375 | 250gr | Barnes X S

Recommended Powder(s): Alliant Reloder- TS 15.5, Alliant Reloder-15, IMR 4895, Ramshot Big Game, ReloadSwiss RS 52

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.375 \| 250gr \| Barnes X S
Manufacturer SKU:	37582
Bullet Weight:	250gr \| 16.2g
Bullet Diameter:	0.375" \| 9.52mm
Bullet Length:	1.295" \| 32.9mm
Caliber:	.375 H.& H. Mag. load data
Case Length (l3):	2.859" \| 72.6mm
Cartridge Length (C.O.L.):	3.546" \| 90.1mm
Seated Depth:	0.608" \| 15.4mm
Shank Seated Depth:	0.608" \| 15.4mm
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_B729_C543
Last updated:	2025-02-02

Load data for 188 loads in caliber .375 H.& H. Mag. with .375 | 250gr | Barnes X S bullet and 94 powders such as Alliant Reloder- TS 15.5, Alliant Reloder-15, IMR 4895, Ramshot Big Game, 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".

Go to the bottom of the "My Account " page to set the measure system (imperial vs. metric)
No data yet
C.O.L. (Inch)
C.O.L. (mm)
Case Length (Inch)
Case Length (mm)
CaseCapacity (GoW)
Min z (%)
Min FR (%)
Max FR*
Barrel Length (Inch)
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>>	91%	55883	90%	**87	99%
ADI AR 2208	<<locked>>	96%	55709	89%	**67	99%
Accurate 2015	<<locked>>	86%	55883	90%	**92	100%
Accurate 2200	<<locked>>	89%	56057	90%	**48	98%
Accurate 2230	<<locked>>	84%	55535	89%	**35	100%
Accurate 2460	<<locked>>	84%	55434	89%	**38	100%
Accurate 2495	<<locked>>	89%	55448	89%	**54	100%
Accurate 2520	<<locked>>	89%	55999	90%	**80	100%
[Accurate 2700]*	<<locked>>	97%	55506	89%	**89	94%
Accurate 4064	<<locked>>	95%	55622	89%	**74	100%
Accurate 4350	<<locked>>	97%	43816	70%	**66	96%
Alliant AR-Comp	<<locked>>	89%	55985	90%	**51	100%
Alliant Reloder- TS 15.5 👍	<<locked>>	97%	55622	89%	**03	100%
Alliant Reloder-10x	<<locked>>	84%	55506	89%	**95	100%
Alliant Reloder-15 👍	<<locked>>	94%	55941	90%	**07	99%
Alliant Reloder-16	<<locked>>	97%	43685	70%	**56	96%
Alliant Reloder-17	<<locked>>	97%	49705	80%	**03	99%
[Alliant Reloder-23]*	<<locked>>	97%	31865	51%	**13	93%
Baschieri & Pellagri 106	<<locked>>	83%	56101	90%	**59	100%
Baschieri & Pellagri 107	<<locked>>	91%	55811	89%	**10	98%
Hodgdon BL-C2	<<locked>>	89%	55477	89%	**10	100%
Hodgdon Benchmark	<<locked>>	88%	55651	89%	**08	100%
Hodgdon CFE223	<<locked>>	95%	55883	90%	**46	98%
Hodgdon H322	<<locked>>	87%	55492	89%	**44	100%
Hodgdon H380	<<locked>>	96%	55724	89%	**94	98%
Hodgdon H414	<<locked>>	97%	50879	82%	**74	95%
Hodgdon Hybrid 100V	<<locked>>	97%	40538	65%	**67	97%
Hodgdon LVR	<<locked>>	97%	47543	76%	**05	96%
[Hodgdon Superperformance]*	<<locked>>	97%	47442	76%	**12	92%
Hodgdon VARGET	<<locked>>	97%	56028	90%	**74	99%
IMR 3031	<<locked>>	94%	55811	89%	**00	100%
IMR 4064	<<locked>>	97%	54969	88%	**48	99%
IMR 4166 Enduron	<<locked>>	97%	54853	88%	**12	95%
IMR 4198	<<locked>>	84%	56115	90%	**66	100%
[IMR 4350]*	<<locked>>	97%	44773	72%	**93	92%
IMR 4451 Enduron	<<locked>>	97%	52330	84%	**05	95%
[IMR 4831]*	<<locked>>	97%	37826	61%	**25	94%
IMR 4895 👍	<<locked>>	93%	55680	89%	**17	99%
IMR 8208 XBR	<<locked>>	89%	55666	89%	**51	100%
Lovex D073.4	<<locked>>	83%	55434	89%	**28	100%
Lovex D073.5	<<locked>>	85%	55477	89%	**38	100%
Lovex D073.6	<<locked>>	91%	55608	89%	**77	100%
Lovex S060	<<locked>>	91%	55637	89%	**18	99%
Lovex S062	<<locked>>	95%	55506	89%	**64	100%
Lovex S065	<<locked>>	97%	48892	78%	**59	96%
[Lovex S070]*	<<locked>>	97%	46818	75%	**43	94%
Norma 201	<<locked>>	91%	55738	89%	**54	100%
Norma 202	<<locked>>	91%	55158	88%	**51	100%
Norma 203B	<<locked>>	95%	55419	89%	**03	99%
Norma URP	<<locked>>	97%	44179	71%	**59	96%
Ramshot Big Game 👍	<<locked>>	95%	55419	89%	**26	99%
[Ramshot Hunter]*	<<locked>>	97%	43004	69%	**33	93%
Ramshot TAC	<<locked>>	89%	55985	90%	**57	97%
Ramshot Wild Boar	<<locked>>	89%	55651	89%	**90	99%
Ramshot X-Terminator	<<locked>>	87%	56101	90%	**44	99%
ReloadSwiss RS 40	<<locked>>	85%	55738	89%	**51	100%
ReloadSwiss RS 50	<<locked>>	95%	55637	89%	**64	96%
ReloadSwiss RS 52 👍	<<locked>>	95%	55854	90%	**43	100%
ReloadSwiss RS 60	<<locked>>	97%	48472	78%	**94	99%
ReloadSwiss RS 62	<<locked>>	97%	43279	69%	**69	95%
[ReloadSwiss RS 70]*	<<locked>>	97%	43888	70%	**69	94%
Rottweil R 901	<<locked>>	88%	55303	89%	**18	100%
Rottweil R 902	<<locked>>	93%	56057	90%	**48	100%
Rottweil R 903	<<locked>>	97%	53577	86%	**71	99%
[Rottweil R 907]*	<<locked>>	97%	50662	81%	**75	94%
SNPE Vectan SP 11	<<locked>>	97%	53722	86%	**10	99%
SNPE Vectan SP 7	<<locked>>	90%	55782	89%	**57	98%
SNPE Vectan SP 9	<<locked>>	92%	55593	89%	**80	99%
SNPE Vectan Tubal 3000	<<locked>>	90%	55840	90%	**75	100%
SNPE Vectan Tubal 5000	<<locked>>	96%	55361	89%	**75	100%
[SNPE Vectan Tubal 7000]*	<<locked>>	97%	48791	78%	**10	94%
Shooters World Long Rifle	<<locked>>	97%	48892	78%	**59	96%
Shooters World Match Rifle	<<locked>>	91%	55608	89%	**77	100%
Shooters World Precision	<<locked>>	95%	55506	89%	**64	100%
Shooters World Tactical Rifle	<<locked>>	83%	55796	89%	**15	100%
Somchem S321	<<locked>>	87%	55898	90%	**74	100%
Somchem S335	<<locked>>	91%	55999	90%	**89	100%
Somchem S341	<<locked>>	91%	55782	89%	**71	99%
Somchem S355	<<locked>>	97%	53505	86%	**61	99%
Somchem S365	<<locked>>	97%	39566	63%	**16	98%
Vihtavuori N130	<<locked>>	87%	55695	89%	**49	100%
Vihtavuori N133	<<locked>>	93%	55376	89%	**66	100%
Vihtavuori N135	<<locked>>	97%	51111	82%	**72	100%
Vihtavuori N140	<<locked>>	94%	55796	89%	**35	100%
Vihtavuori N150	<<locked>>	97%	46021	74%	**16	99%
Vihtavuori N160	<<locked>>	97%	48124	77%	**89	97%
Vihtavuori N530	<<locked>>	87%	55796	89%	**64	100%
Vihtavuori N540	<<locked>>	94%	55883	90%	**67	100%
Vihtavuori N550	<<locked>>	97%	48066	77%	**31	97%
[Vihtavuori N555]*	<<locked>>	97%	33765	54%	**92	93%
Winchester 6.5 StaBALL	<<locked>>	97%	46615	75%	**39	98%
Winchester 748	<<locked>>	87%	55869	90%	**03	100%
Winchester 760	<<locked>>	97%	50879	82%	**74	95%
Winchester StaBALL Match	<<locked>>	85%	55724	89%	**94	99%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
ADI AR 2206H	<<locked>>	81%	42018	67%	**57	97%
[ADI AR 2208]*	<<locked>>	81%	36013	58%	**16	94%
Accurate 2015	<<locked>>	81%	47935	77%	**80	100%
Accurate 2200	<<locked>>	81%	43758	70%	**48	96%
Accurate 2230	<<locked>>	81%	49545	79%	**43	99%
Accurate 2460	<<locked>>	81%	50125	80%	**56	100%
Accurate 2495	<<locked>>	81%	44150	71%	**84	100%
Accurate 2520	<<locked>>	81%	43555	70%	**93	100%
[Accurate 2700]*	<<locked>>	87%	41307	66%	**56	90%
Accurate 4064	<<locked>>	81%	37333	60%	**75	99%
[Accurate 4350]*	<<locked>>	84%	29588	47%	**44	90%
Alliant AR-Comp	<<locked>>	81%	43192	69%	**74	100%
Alliant Reloder- TS 15.5	<<locked>>	81%	35433	57%	**39	96%
Alliant Reloder-10x	<<locked>>	81%	51488	83%	**36	100%
Alliant Reloder-15	<<locked>>	81%	37942	61%	**92	95%
[Alliant Reloder-16]*	<<locked>>	84%	31241	50%	**60	90%
[Alliant Reloder-17]*	<<locked>>	81%	31082	50%	**90	92%
[Alliant Reloder-23]*	<<locked>>	92%	28456	46%	**11	90%
Baschieri & Pellagri 106	<<locked>>	81%	52286	84%	**13	100%
Baschieri & Pellagri 107	<<locked>>	81%	40756	65%	**51	95%
Hodgdon BL-C2	<<locked>>	81%	42757	69%	**03	98%
Hodgdon Benchmark	<<locked>>	81%	45876	74%	**57	99%
[Hodgdon CFE223]*	<<locked>>	81%	35853	57%	**79	93%
Hodgdon H322	<<locked>>	81%	46093	74%	**13	100%
[Hodgdon H380]*	<<locked>>	81%	36027	58%	**36	93%
[Hodgdon H414]*	<<locked>>	87%	38537	62%	**34	90%
[Hodgdon Hybrid 100V]*	<<locked>>	82%	26948	43%	**26	90%
[Hodgdon LVR]*	<<locked>>	84%	32387	52%	**83	90%
[Hodgdon Superperformance]*	<<locked>>	94%	42772	69%	**16	90%
[Hodgdon VARGET]*	<<locked>>	81%	35752	57%	**06	94%
IMR 3031	<<locked>>	81%	37724	60%	**11	100%
[IMR 4064]*	<<locked>>	81%	35375	57%	**93	94%
[IMR 4166 Enduron]*	<<locked>>	83%	38000	61%	**06	90%
IMR 4198	<<locked>>	81%	50981	82%	**97	100%
[IMR 4350]*	<<locked>>	93%	40625	65%	**15	90%
[IMR 4451 Enduron]*	<<locked>>	86%	38522	62%	**49	90%
[IMR 4831]*	<<locked>>	88%	29646	48%	**21	90%
IMR 4895	<<locked>>	81%	38653	62%	**25	96%
IMR 8208 XBR	<<locked>>	81%	43685	70%	**61	98%
Lovex D073.4	<<locked>>	81%	51445	82%	**66	100%
Lovex D073.5	<<locked>>	81%	50038	80%	**59	100%
Lovex D073.6	<<locked>>	81%	41147	66%	**48	99%
Lovex S060	<<locked>>	81%	42525	68%	**98	97%
Lovex S062	<<locked>>	81%	38000	61%	**59	97%
[Lovex S065]*	<<locked>>	83%	33272	53%	**44	90%
[Lovex S070]*	<<locked>>	89%	36999	59%	**52	90%
Norma 201	<<locked>>	81%	42047	67%	**25	98%
Norma 202	<<locked>>	81%	41437	66%	**31	100%
Norma 203B	<<locked>>	81%	37275	60%	**79	96%
[Norma URP]*	<<locked>>	84%	30530	49%	**51	90%
Ramshot Big Game	<<locked>>	81%	36463	58%	**82	95%
[Ramshot Hunter]*	<<locked>>	91%	36361	58%	**88	90%
[Ramshot TAC]*	<<locked>>	81%	43656	70%	**61	94%
Ramshot Wild Boar	<<locked>>	81%	42612	68%	**80	97%
Ramshot X-Terminator	<<locked>>	81%	47427	76%	**10	98%
ReloadSwiss RS 40	<<locked>>	81%	48950	78%	**49	100%
[ReloadSwiss RS 50]*	<<locked>>	81%	36274	58%	**13	90%
ReloadSwiss RS 52	<<locked>>	81%	35737	57%	**88	97%
[ReloadSwiss RS 60]*	<<locked>>	81%	30356	49%	**74	93%
[ReloadSwiss RS 62]*	<<locked>>	86%	31792	51%	**10	90%
[ReloadSwiss RS 70]*	<<locked>>	90%	36129	58%	**92	90%
Rottweil R 901	<<locked>>	81%	46325	74%	**74	100%
Rottweil R 902	<<locked>>	81%	40292	65%	**82	98%
Rottweil R 903	<<locked>>	81%	33199	53%	**97	95%
[Rottweil R 907]*	<<locked>>	88%	40350	65%	**82	90%
[SNPE Vectan SP 11]*	<<locked>>	81%	33765	54%	**26	94%
SNPE Vectan SP 7	<<locked>>	81%	42119	68%	**38	95%
SNPE Vectan SP 9	<<locked>>	81%	40263	65%	**25	96%
SNPE Vectan Tubal 3000	<<locked>>	81%	43047	69%	**85	100%
SNPE Vectan Tubal 5000	<<locked>>	81%	35766	57%	**64	99%
[SNPE Vectan Tubal 7000]*	<<locked>>	88%	36782	59%	**00	90%
[Shooters World Long Rifle]*	<<locked>>	83%	33272	53%	**44	90%
Shooters World Match Rifle	<<locked>>	81%	41147	66%	**48	99%
Shooters World Precision	<<locked>>	81%	38000	61%	**59	97%
Shooters World Tactical Rifle	<<locked>>	81%	51764	83%	**56	99%
Somchem S321	<<locked>>	81%	47079	75%	**39	99%
Somchem S335	<<locked>>	81%	42583	68%	**88	100%
Somchem S341	<<locked>>	81%	41437	66%	**34	97%
Somchem S355	<<locked>>	81%	34055	55%	**97	95%
[Somchem S365]*	<<locked>>	81%	25556	41%	**33	91%
Vihtavuori N130	<<locked>>	81%	47268	76%	**38	100%
Vihtavuori N133	<<locked>>	81%	40364	65%	**43	100%
Vihtavuori N135	<<locked>>	81%	33301	53%	**67	100%
Vihtavuori N140	<<locked>>	81%	38740	62%	**65	99%
Vihtavuori N150	<<locked>>	81%	29457	47%	**75	95%
[Vihtavuori N160]*	<<locked>>	82%	30937	50%	**28	90%
Vihtavuori N530	<<locked>>	81%	45905	74%	**13	99%
Vihtavuori N540	<<locked>>	81%	38203	61%	**82	99%
[Vihtavuori N550]*	<<locked>>	81%	30574	49%	**57	90%
[Vihtavuori N555]*	<<locked>>	91%	28805	46%	**54	90%
[Winchester 6.5 StaBALL]*	<<locked>>	81%	29341	47%	**59	92%
Winchester 748	<<locked>>	81%	45716	73%	**52	99%
[Winchester 760]*	<<locked>>	87%	38537	62%	**34	90%
Winchester StaBALL Match	<<locked>>	81%	48544	78%	**89	99%

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.