Load data for .375 Fl. Mag. N.E. + .375 | 200gr | MAKER TREX

Recommended Powder(s):

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.375 \| 200gr \| MAKER TREX
Manufacturer SKU:	SKU 375-200g-HV-T-Rex
Bullet Weight:	200gr \| 13.0g
Bullet Diameter:	0.375" \| 9.52mm
Bullet Length:	<<locked>>
Caliber:	.375 Fl. Mag. N.E. load data
Case Length (l3):	2.940" \| 74.7mm
Cartridge Length (C.O.L.):	<<locked>>
Seated Depth:	<<locked>>
Shank Seated Depth:	<<locked>>
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_B10970_C541
Last updated:	2026-01-22

Load data for 126 loads in caliber .375 Fl. Mag. N.E. with .375 | 200gr | MAKER TREX bullet and 63 powder(s). 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 "Dashboard " page to set the measure system (imperial vs. metric)
No data yet
C.O.L. (Inch)
C.O.L. (mm)
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.
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>>	89%	42337	90%	**76	94%
[ADI AR 2208]*	<<locked>>	94%	42395	90%	**46	93%
Accurate 2015	<<locked>>	85%	42293	90%	**23	100%
[Accurate 2200]*	<<locked>>	86%	42076	89%	**17	92%
Accurate 2460	<<locked>>	83%	42148	89%	**49	97%
Accurate 2495 👍	<<locked>>	89%	42148	89%	**02	100%
Accurate 2520	<<locked>>	88%	42337	90%	**02	98%
Accurate 4064 👍	<<locked>>	95%	42235	90%	**05	99%
Alliant AR-Comp	<<locked>>	88%	42134	89%	**05	100%
[Alliant Power Pro 2000-MR]*	<<locked>>	91%	42308	90%	**38	92%
Alliant Reloder- TS 15.5	<<locked>>	95%	42322	90%	**05	96%
[Alliant Reloder-15]*	<<locked>>	92%	42119	89%	**89	94%
[Alliant Reloder-17]*	<<locked>>	97%	39639	84%	**82	93%
[Baschieri & Pellagri 107]*	<<locked>>	89%	42264	90%	**82	93%
Bofors RP3	<<locked>>	95%	41901	89%	**02	96%
Hodgdon BL-C2	<<locked>>	88%	42250	90%	**12	96%
Hodgdon Benchmark	<<locked>>	85%	42105	89%	**03	97%
[Hodgdon CFE223]*	<<locked>>	93%	41858	89%	**99	92%
Hodgdon H322 👍	<<locked>>	85%	42148	89%	**69	99%
[Hodgdon H380]*	<<locked>>	94%	41989	89%	**69	92%
[Hodgdon VARGET]*	<<locked>>	94%	42163	89%	**46	93%
Hodgdon TrailBoss	<<locked>>	97%	32198	68%	**68	100%
IMR 3031 👍	<<locked>>	93%	42221	90%	**28	100%
[IMR 4064]*	<<locked>>	95%	42192	90%	**36	94%
IMR 4895	<<locked>>	92%	42409	90%	**15	95%
IMR 8208 XBR	<<locked>>	87%	42206	90%	**49	96%
Lovex D073.5	<<locked>>	84%	42409	90%	**49	97%
Lovex D073.6	<<locked>>	90%	42409	90%	**02	98%
[Lovex S060]*	<<locked>>	88%	42337	90%	**00	94%
Lovex S062	<<locked>>	93%	41974	89%	**59	96%
Norma 201	<<locked>>	89%	42047	89%	**43	96%
Norma 202	<<locked>>	89%	41974	89%	**66	98%
[Norma 203B]*	<<locked>>	93%	41974	89%	**95	94%
[Ramshot Big Game]*	<<locked>>	93%	42163	89%	**05	94%
[Ramshot Wild Boar]*	<<locked>>	87%	41872	89%	**72	94%
[Ramshot X-Terminator]*	<<locked>>	84%	41887	89%	**10	94%
ReloadSwiss RS 14	<<locked>>	96%	32039	68%	**01	100%
[ReloadSwiss RS 52]*	<<locked>>	91%	42206	90%	**54	93%
ReloadSwiss RS 60	<<locked>>	97%	42279	90%	**74	97%
Rottweil R 901	<<locked>>	86%	42090	89%	**36	98%
Rottweil R 902	<<locked>>	91%	42090	89%	**36	96%
Rottweil R 903	<<locked>>	97%	41002	87%	**79	95%
[SNPE Vectan SP 11]*	<<locked>>	96%	42264	90%	**05	94%
[SNPE Vectan SP 7]*	<<locked>>	88%	41959	89%	**30	91%
[SNPE Vectan SP 9]*	<<locked>>	90%	42090	89%	**66	94%
SNPE Vectan Tubal 3000	<<locked>>	87%	42235	90%	**84	98%
SNPE Vectan Tubal 5000	<<locked>>	94%	42250	90%	**97	99%
Shooters World Match Rifle	<<locked>>	90%	42409	90%	**02	98%
Shooters World Precision	<<locked>>	93%	41974	89%	**59	96%
Somchem S321	<<locked>>	84%	41814	89%	**59	96%
Somchem S335	<<locked>>	88%	41974	89%	**97	99%
[Somchem S341]*	<<locked>>	89%	41959	89%	**49	94%
Somchem S355	<<locked>>	97%	42192	90%	**85	95%
Vihtavuori N130	<<locked>>	84%	42250	90%	**84	100%
Vihtavuori N133	<<locked>>	90%	42003	89%	**94	100%
Vihtavuori N135	<<locked>>	97%	39943	85%	**30	100%
Vihtavuori N140	<<locked>>	91%	41771	89%	**46	99%
Vihtavuori N150	<<locked>>	97%	35752	76%	**21	95%
Vihtavuori N530	<<locked>>	85%	42134	89%	**56	96%
Vihtavuori N540	<<locked>>	92%	42206	90%	**76	98%
[Winchester 6.5 StaBALL]*	<<locked>>	97%	37724	80%	**28	92%
Winchester 748	<<locked>>	85%	42337	90%	**12	97%
Winchester StaBALL Match	<<locked>>	83%	42177	89%	**85	95%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AR 2206H]*	<<locked>>	81%	33170	70%	**59	91%
[ADI AR 2208]*	<<locked>>	87%	34156	72%	**59	90%
Accurate 2015	<<locked>>	81%	37594	80%	**31	100%
[Accurate 2200]*	<<locked>>	82%	36985	78%	**98	90%
Accurate 2460	<<locked>>	81%	39030	83%	**77	96%
Accurate 2495	<<locked>>	81%	31792	67%	**72	98%
Accurate 2520	<<locked>>	81%	32692	69%	**82	95%
[Accurate 4064]*	<<locked>>	81%	26760	57%	**28	94%
Alliant AR-Comp	<<locked>>	81%	33141	70%	**15	100%
[Alliant Power Pro 2000-MR]*	<<locked>>	88%	38276	81%	**40	90%
[Alliant Reloder- TS 15.5]*	<<locked>>	84%	29399	62%	**84	90%
[Alliant Reloder-15]*	<<locked>>	86%	33881	72%	**92	90%
[Alliant Reloder-17]*	<<locked>>	93%	34418	73%	**48	90%
[Baschieri & Pellagri 107]*	<<locked>>	84%	35926	76%	**35	90%
[Bofors RP3]*	<<locked>>	85%	29153	62%	**93	90%
[Hodgdon BL-C2]*	<<locked>>	81%	32909	70%	**89	92%
Hodgdon Benchmark	<<locked>>	81%	37608	80%	**05	95%
[Hodgdon CFE223]*	<<locked>>	89%	37086	79%	**87	90%
Hodgdon H322	<<locked>>	81%	36811	78%	**54	98%
[Hodgdon H380]*	<<locked>>	91%	38479	82%	**90	90%
[Hodgdon VARGET]*	<<locked>>	87%	34360	73%	**62	90%
Hodgdon TrailBoss	<<locked>>	84%	26397	56%	**40	100%
IMR 3031	<<locked>>	81%	29153	62%	**13	96%
[IMR 4064]*	<<locked>>	87%	33431	71%	**39	90%
[IMR 4895]*	<<locked>>	83%	31821	68%	**62	90%
[IMR 8208 XBR]*	<<locked>>	81%	35114	75%	**89	94%
Lovex D073.5	<<locked>>	81%	38769	82%	**77	96%
[Lovex D073.6]*	<<locked>>	81%	30690	65%	**26	94%
[Lovex S060]*	<<locked>>	81%	34548	73%	**23	92%
[Lovex S062]*	<<locked>>	81%	28993	62%	**44	91%
[Norma 201]*	<<locked>>	81%	32532	69%	**23	93%
Norma 202	<<locked>>	81%	32314	69%	**46	96%
[Norma 203B]*	<<locked>>	84%	31807	67%	**46	90%
[Ramshot Big Game]*	<<locked>>	86%	33634	71%	**95	90%
[Ramshot Wild Boar]*	<<locked>>	81%	33808	72%	**79	91%
[Ramshot X-Terminator]*	<<locked>>	81%	38406	81%	**35	93%
ReloadSwiss RS 14	<<locked>>	81%	25324	54%	**50	100%
[ReloadSwiss RS 52]*	<<locked>>	85%	34621	73%	**74	90%
[ReloadSwiss RS 60]*	<<locked>>	86%	29428	62%	**10	90%
Rottweil R 901	<<locked>>	81%	36013	76%	**02	97%
[Rottweil R 902]*	<<locked>>	81%	30835	65%	**74	92%
[Rottweil R 903]*	<<locked>>	87%	29994	64%	**10	90%
[SNPE Vectan SP 11]*	<<locked>>	89%	33707	72%	**05	90%
[SNPE Vectan SP 7]*	<<locked>>	86%	38479	82%	**61	90%
[SNPE Vectan SP 9]*	<<locked>>	81%	32343	69%	**33	90%
SNPE Vectan Tubal 3000	<<locked>>	81%	34563	73%	**20	96%
SNPE Vectan Tubal 5000	<<locked>>	81%	27862	59%	**62	95%
[Shooters World Match Rifle]*	<<locked>>	81%	30690	65%	**26	94%
[Shooters World Precision]*	<<locked>>	81%	28993	62%	**44	91%
Somchem S321	<<locked>>	81%	37347	79%	**67	95%
Somchem S335	<<locked>>	81%	33736	72%	**16	97%
[Somchem S341]*	<<locked>>	81%	32518	69%	**26	90%
[Somchem S355]*	<<locked>>	86%	30400	64%	**00	90%
Vihtavuori N130	<<locked>>	81%	38638	82%	**15	100%
Vihtavuori N133	<<locked>>	81%	32024	68%	**80	98%
Vihtavuori N135	<<locked>>	81%	24598	52%	**33	95%
Vihtavuori N140	<<locked>>	81%	30052	64%	**67	95%
[Vihtavuori N150]*	<<locked>>	87%	26832	57%	**82	90%
[Vihtavuori N530]*	<<locked>>	81%	36796	78%	**44	94%
[Vihtavuori N540]*	<<locked>>	81%	29762	63%	**80	94%
[Winchester 6.5 StaBALL]*	<<locked>>	93%	33431	71%	**26	90%
Winchester 748	<<locked>>	81%	35984	76%	**71	95%
[Winchester StaBALL Match]*	<<locked>>	81%	38435	82%	**07	94%

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