Load data for .375 Weath. Mag. + .375 | 221gr | SUS-TAC HPT

Recommended Powder(s): ADI AR 2206H, Hodgdon BL-C2, Ramshot Wild Boar, ReloadSwiss RS 52, Winchester 748

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.375 \| 221gr \| SUS-TAC HPT
Manufacturer SKU:	H12924
Bullet Weight:	221gr \| 14.3g
Bullet Diameter:	0.375" \| 9.52mm
Bullet Length:	1.278" \| 32.5mm
Caliber:	.375 Weath. Mag. load data
Case Length (l3):	2.850" \| 72.4mm
Cartridge Length (C.O.L.):	3.507" \| 89.1mm
Seated Depth:	0.621" \| 15.8mm
Shank Seated Depth:	0.621" \| 15.8mm
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_B10326_C568
Last updated:	2025-01-01

Load data for 194 loads in caliber .375 Weath. Mag. with .375 | 221gr | SUS-TAC HPT bullet and 97 powders such as ADI AR 2206H, Hodgdon BL-C2, Ramshot Wild Boar, ReloadSwiss RS 52, Winchester 748. 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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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.
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 2206H 👍	<<locked>>	94%	57029	89%	**56	99%
ADI AR 2208	<<locked>>	97%	52663	83%	**64	98%
ADI AR 2219	<<locked>>	85%	57363	90%	**20	100%
Accurate 2015	<<locked>>	90%	57406	90%	**64	100%
Accurate 2200	<<locked>>	92%	57363	90%	**13	98%
Accurate 2230	<<locked>>	88%	56898	89%	**97	99%
Accurate 2460	<<locked>>	88%	57014	89%	**04	100%
Accurate 2495	<<locked>>	93%	57116	89%	**33	100%
Accurate 2520	<<locked>>	93%	57334	90%	**53	100%
[Accurate 2700]*	<<locked>>	97%	51735	81%	**69	93%
Accurate 4064	<<locked>>	97%	52678	83%	**87	100%
[Accurate 4350]*	<<locked>>	97%	38870	61%	**90	94%
Alliant AR-Comp	<<locked>>	93%	57246	90%	**20	100%
Alliant Reloder- TS 15.5	<<locked>>	97%	51517	81%	**81	99%
Alliant Reloder-10x	<<locked>>	87%	57029	89%	**74	100%
Alliant Reloder-15	<<locked>>	97%	56260	88%	**59	99%
[Alliant Reloder-16]*	<<locked>>	97%	39711	62%	**00	94%
Alliant Reloder-17	<<locked>>	97%	45310	71%	**54	98%
Baschieri & Pellagri 106	<<locked>>	86%	57130	90%	**08	100%
Baschieri & Pellagri 107	<<locked>>	94%	56811	89%	**56	98%
Hodgdon BL-C2 👍	<<locked>>	93%	57334	90%	**82	100%
Hodgdon Benchmark	<<locked>>	91%	57290	90%	**84	100%
Hodgdon CFE223	<<locked>>	97%	55317	87%	**79	98%
Hodgdon H322	<<locked>>	90%	57363	90%	**20	100%
Hodgdon H335	<<locked>>	85%	56884	89%	**23	100%
Hodgdon H380	<<locked>>	97%	53722	84%	**04	97%
[Hodgdon H414]*	<<locked>>	97%	47355	74%	**38	93%
Hodgdon H4198	<<locked>>	84%	57000	89%	**25	100%
Hodgdon Hybrid 100V	<<locked>>	97%	36114	57%	**92	95%
[Hodgdon LVR]*	<<locked>>	97%	43830	69%	**69	94%
Hodgdon VARGET	<<locked>>	97%	51953	81%	**51	98%
Hodgdon TrailBoss	<<locked>>	97%	33025	52%	**26	100%
IMR 3031	<<locked>>	97%	55564	87%	**46	100%
IMR 4064	<<locked>>	97%	51053	80%	**31	98%
[IMR 4166 Enduron]*	<<locked>>	97%	51692	81%	**92	94%
IMR 4198	<<locked>>	87%	57305	90%	**31	100%
[IMR 4451 Enduron]*	<<locked>>	97%	48921	77%	**76	93%
[IMR 4831]*	<<locked>>	97%	33634	53%	**49	91%
IMR 4895	<<locked>>	97%	56884	89%	**86	99%
IMR 8208 XBR	<<locked>>	92%	57246	90%	**27	100%
Lovex D073.4	<<locked>>	87%	57145	90%	**97	100%
Lovex D073.5	<<locked>>	88%	57014	89%	**04	100%
Lovex D073.6	<<locked>>	95%	57334	90%	**53	100%
Lovex S060	<<locked>>	94%	56942	89%	**77	99%
Lovex S062	<<locked>>	97%	54520	85%	**90	100%
[Lovex S065]*	<<locked>>	97%	44817	70%	**13	94%
Norma 200	<<locked>>	84%	57435	90%	**48	100%
Norma 201	<<locked>>	95%	56884	89%	**23	100%
Norma 202	<<locked>>	95%	56942	89%	**20	100%
Norma 203B	<<locked>>	97%	55390	87%	**49	99%
[Norma URP]*	<<locked>>	97%	39726	62%	**97	94%
Ramshot Big Game	<<locked>>	97%	55477	87%	**69	99%
Ramshot TAC	<<locked>>	92%	57159	90%	**17	97%
Ramshot Wild Boar 👍	<<locked>>	92%	57000	89%	**59	99%
Ramshot X-Terminator	<<locked>>	90%	57392	90%	**07	99%
ReloadSwiss RS 14	<<locked>>	97%	33243	52%	**65	100%
ReloadSwiss RS 40	<<locked>>	89%	57363	90%	**13	100%
ReloadSwiss RS 50	<<locked>>	97%	54172	85%	**81	95%
ReloadSwiss RS 52 👍	<<locked>>	97%	54230	85%	**66	100%
ReloadSwiss RS 60	<<locked>>	97%	44150	69%	**38	98%
[ReloadSwiss RS 62]*	<<locked>>	97%	38943	61%	**00	93%
[ReloadSwiss RS 70]*	<<locked>>	97%	40422	63%	**13	92%
Rottweil R 901	<<locked>>	92%	57188	90%	**97	100%
Rottweil R 902	<<locked>>	96%	56884	89%	**04	100%
Rottweil R 903	<<locked>>	97%	48167	75%	**31	98%
[Rottweil R 907]*	<<locked>>	97%	46876	73%	**40	92%
SNPE Vectan BA6 1/2	<<locked>>	83%	57421	90%	**62	100%
SNPE Vectan SP 10	<<locked>>	85%	57145	90%	**27	100%
SNPE Vectan SP 11	<<locked>>	97%	50140	79%	**87	98%
SNPE Vectan SP 7	<<locked>>	93%	57246	90%	**23	97%
SNPE Vectan SP 9	<<locked>>	95%	57217	90%	**46	99%
SNPE Vectan Tubal 3000	<<locked>>	93%	56637	89%	**35	100%
SNPE Vectan Tubal 5000	<<locked>>	97%	52040	82%	**72	100%
[SNPE Vectan Tubal 7000]*	<<locked>>	97%	44411	70%	**67	92%
[Shooters World Long Rifle]*	<<locked>>	97%	44817	70%	**13	94%
Shooters World Match Rifle	<<locked>>	95%	57334	90%	**53	100%
Shooters World Precision	<<locked>>	97%	54520	85%	**90	100%
Shooters World Tactical Rifle	<<locked>>	86%	57363	90%	**87	100%
Somchem S321	<<locked>>	90%	57406	90%	**40	100%
Somchem S335	<<locked>>	94%	56927	89%	**48	100%
Somchem S341	<<locked>>	93%	56637	89%	**20	99%
Somchem S355	<<locked>>	97%	49327	77%	**35	98%
Somchem S365	<<locked>>	97%	35143	55%	**31	96%
Vihtavuori N120	<<locked>>	85%	56869	89%	**49	100%
Vihtavuori N130	<<locked>>	90%	56768	89%	**12	100%
Vihtavuori N133	<<locked>>	96%	56884	89%	**35	100%
Vihtavuori N135	<<locked>>	97%	46557	73%	**49	100%
Vihtavuori N140	<<locked>>	97%	57421	90%	**04	100%
Vihtavuori N150	<<locked>>	97%	41263	65%	**64	98%
Vihtavuori N160	<<locked>>	97%	43743	69%	**33	95%
Vihtavuori N530	<<locked>>	90%	56927	89%	**30	100%
Vihtavuori N540	<<locked>>	97%	57130	90%	**30	100%
Vihtavuori N550	<<locked>>	97%	43976	69%	**92	95%
Winchester 6.5 StaBALL	<<locked>>	97%	42786	67%	**87	97%
Winchester 748 👍	<<locked>>	90%	57116	90%	**72	100%
[Winchester 760]*	<<locked>>	97%	47355	74%	**38	93%
Winchester StaBALL Match	<<locked>>	88%	56710	89%	**56	99%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
ADI AR 2206H	<<locked>>	81%	37869	59%	**02	95%
[ADI AR 2208]*	<<locked>>	81%	32372	51%	**44	92%
ADI AR 2219	<<locked>>	81%	49734	78%	**15	100%
Accurate 2015	<<locked>>	81%	43192	68%	**44	100%
[Accurate 2200]*	<<locked>>	81%	40074	63%	**05	94%
Accurate 2230	<<locked>>	81%	44904	70%	**03	98%
Accurate 2460	<<locked>>	81%	45092	71%	**17	99%
Accurate 2495	<<locked>>	81%	37608	59%	**15	100%
Accurate 2520	<<locked>>	81%	38392	60%	**31	98%
[Accurate 2700]*	<<locked>>	91%	43163	68%	**15	90%
Accurate 4064	<<locked>>	81%	31633	50%	**84	98%
[Accurate 4350]*	<<locked>>	90%	30951	48%	**07	90%
Alliant AR-Comp	<<locked>>	81%	38435	60%	**31	100%
[Alliant Reloder- TS 15.5]*	<<locked>>	81%	30893	48%	**54	93%
Alliant Reloder-10x	<<locked>>	81%	46862	73%	**17	100%
[Alliant Reloder-15]*	<<locked>>	81%	33663	53%	**23	93%
[Alliant Reloder-16]*	<<locked>>	90%	32895	52%	**26	90%
[Alliant Reloder-17]*	<<locked>>	83%	29167	46%	**41	90%
Baschieri & Pellagri 106	<<locked>>	81%	49008	77%	**97	100%
[Baschieri & Pellagri 107]*	<<locked>>	81%	36883	58%	**95	93%
Hodgdon BL-C2	<<locked>>	81%	38406	60%	**44	97%
Hodgdon Benchmark	<<locked>>	81%	42322	66%	**28	98%
[Hodgdon CFE223]*	<<locked>>	81%	32329	51%	**07	90%
Hodgdon H322	<<locked>>	81%	42221	66%	**84	100%
Hodgdon H335	<<locked>>	81%	49240	77%	**08	100%
[Hodgdon H380]*	<<locked>>	82%	32750	51%	**84	90%
[Hodgdon H414]*	<<locked>>	92%	40379	63%	**97	90%
Hodgdon H4198	<<locked>>	81%	51692	81%	**49	100%
[Hodgdon Hybrid 100V]*	<<locked>>	88%	28021	44%	**69	90%
[Hodgdon LVR]*	<<locked>>	89%	34476	54%	**56	90%
[Hodgdon VARGET]*	<<locked>>	81%	31995	50%	**31	91%
Hodgdon TrailBoss	<<locked>>	88%	28877	45%	**40	100%
IMR 3031	<<locked>>	81%	33808	53%	**52	99%
[IMR 4064]*	<<locked>>	81%	31517	49%	**18	92%
[IMR 4166 Enduron]*	<<locked>>	88%	39856	62%	**69	90%
IMR 4198	<<locked>>	81%	47413	74%	**84	100%
[IMR 4451 Enduron]*	<<locked>>	91%	40451	63%	**15	90%
[IMR 4831]*	<<locked>>	95%	31227	49%	**84	90%
[IMR 4895]*	<<locked>>	81%	34330	54%	**49	94%
IMR 8208 XBR	<<locked>>	81%	39900	63%	**21	97%
Lovex D073.4	<<locked>>	81%	46934	74%	**40	99%
Lovex D073.5	<<locked>>	81%	44541	70%	**03	99%
Lovex D073.6	<<locked>>	81%	35897	56%	**82	98%
Lovex S060	<<locked>>	81%	38841	61%	**49	95%
Lovex S062	<<locked>>	81%	33446	52%	**90	95%
[Lovex S065]*	<<locked>>	89%	34882	55%	**07	90%
Norma 200	<<locked>>	81%	52924	83%	**85	100%
Norma 201	<<locked>>	81%	37043	58%	**56	96%
Norma 202	<<locked>>	81%	37130	58%	**75	99%
[Norma 203B]*	<<locked>>	81%	33054	52%	**10	93%
[Norma URP]*	<<locked>>	90%	32242	51%	**16	90%
[Ramshot Big Game]*	<<locked>>	81%	32576	51%	**10	92%
[Ramshot TAC]*	<<locked>>	81%	39972	63%	**12	92%
Ramshot Wild Boar	<<locked>>	81%	38754	61%	**28	95%
Ramshot X-Terminator	<<locked>>	81%	43395	68%	**71	97%
ReloadSwiss RS 14	<<locked>>	84%	27673	43%	**47	100%
ReloadSwiss RS 40	<<locked>>	81%	45034	71%	**20	99%
[ReloadSwiss RS 50]*	<<locked>>	86%	37724	59%	**66	90%
ReloadSwiss RS 52	<<locked>>	81%	31430	49%	**10	95%
[ReloadSwiss RS 60]*	<<locked>>	83%	28485	45%	**21	90%
[ReloadSwiss RS 62]*	<<locked>>	92%	33257	52%	**62	90%
[ReloadSwiss RS 70]*	<<locked>>	94%	37260	58%	**38	90%
Rottweil R 901	<<locked>>	81%	40799	64%	**25	99%
Rottweil R 902	<<locked>>	81%	35273	55%	**10	96%
[Rottweil R 903]*	<<locked>>	81%	28471	45%	**95	92%
[Rottweil R 907]*	<<locked>>	93%	42105	66%	**44	90%
SNPE Vectan BA6 1/2	<<locked>>	81%	53983	85%	**20	100%
SNPE Vectan SP 10	<<locked>>	81%	50067	78%	**15	100%
[SNPE Vectan SP 11]*	<<locked>>	81%	29979	47%	**38	91%
[SNPE Vectan SP 7]*	<<locked>>	81%	37753	59%	**69	92%
[SNPE Vectan SP 9]*	<<locked>>	81%	36318	57%	**62	94%
SNPE Vectan Tubal 3000	<<locked>>	81%	38986	61%	**39	99%
SNPE Vectan Tubal 5000	<<locked>>	81%	31749	50%	**92	98%
[SNPE Vectan Tubal 7000]*	<<locked>>	93%	38928	61%	**66	90%
[Shooters World Long Rifle]*	<<locked>>	89%	34882	55%	**07	90%
Shooters World Match Rifle	<<locked>>	81%	35897	56%	**82	98%
Shooters World Precision	<<locked>>	81%	33446	52%	**90	95%
Shooters World Tactical Rifle	<<locked>>	81%	47718	75%	**33	98%
Somchem S321	<<locked>>	81%	42902	67%	**03	98%
Somchem S335	<<locked>>	81%	38305	60%	**39	99%
Somchem S341	<<locked>>	81%	37594	59%	**82	95%
[Somchem S355]*	<<locked>>	81%	29747	47%	**08	92%
[Somchem S365]*	<<locked>>	87%	25817	40%	**49	90%
Vihtavuori N120	<<locked>>	81%	50821	80%	**74	100%
Vihtavuori N130	<<locked>>	81%	43540	68%	**15	100%
Vihtavuori N133	<<locked>>	81%	36245	57%	**93	100%
Vihtavuori N135	<<locked>>	81%	28776	45%	**79	98%
Vihtavuori N140	<<locked>>	81%	34563	54%	**03	98%
[Vihtavuori N150]*	<<locked>>	81%	25222	40%	**64	91%
[Vihtavuori N160]*	<<locked>>	87%	32213	50%	**74	90%
Vihtavuori N530	<<locked>>	81%	42134	66%	**80	98%
Vihtavuori N540	<<locked>>	81%	34214	54%	**13	98%
[Vihtavuori N550]*	<<locked>>	87%	32140	50%	**13	90%
[Winchester 6.5 StaBALL]*	<<locked>>	84%	28239	44%	**33	90%
Winchester 748	<<locked>>	81%	41800	65%	**20	98%
[Winchester 760]*	<<locked>>	92%	40379	63%	**97	90%
Winchester StaBALL Match	<<locked>>	81%	44425	70%	**49	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.

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