Load data for .33 Win. + .338 | 225gr | Barnes MRX BT

Recommended Powder(s): Accurate 2495, Accurate 2520, Accurate 4064, IMR 3031, Norma 202

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.338 \| 225gr \| Barnes MRX BT
Manufacturer SKU:	33867
Bullet Weight:	225gr \| 14.6g
Bullet Diameter:	0.338" \| 8.59mm
Bullet Length:	1.430" \| 36.3mm
Caliber:	.33 Win. load data
Case Length (l3):	2.104" \| 53.4mm
Cartridge Length (C.O.L.):	2.753" \| 69.9mm
Seated Depth:	0.781" \| 19.8mm
Shank Seated Depth:	0.656" \| 16.7mm
Case Capacity:	63.0 Grains of Water \| 4.09 cm³
Primer Size:	Large Rifle (LR)
Max. allowed Pressure:	44237 psi \| 3050 bar
LID:	LID_B674_C441
Last updated:	2025-01-01
Recommended Twist Rate:	1:13 - 1:11

Load data for 124 loads in caliber .33 Win. with .338 | 225gr | Barnes MRX BT bullet and 62 powders such as Accurate 2495, Accurate 2520, Accurate 4064, IMR 3031, Norma 202. 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.

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>>	90%	39001	88%	**65	95%
[ADI AR 2208]*	<<locked>>	95%	39436	89%	**52	94%
Accurate 2015	<<locked>>	86%	39769	90%	**39	100%
[Accurate 2200]*	<<locked>>	88%	39175	89%	**19	92%
Accurate 2230	<<locked>>	84%	38943	88%	**36	95%
Accurate 2460	<<locked>>	85%	39305	89%	**56	97%
Accurate 2495 👍	<<locked>>	92%	38870	88%	**05	100%
Accurate 2520 👍	<<locked>>	90%	38899	88%	**98	98%
Accurate 4064 👍	<<locked>>	97%	38392	87%	**01	99%
Alliant AR-Comp	<<locked>>	90%	39262	89%	**98	100%
Alliant Reloder- TS 15.5	<<locked>>	97%	38711	88%	**92	96%
Alliant Reloder-10x	<<locked>>	83%	39668	90%	**39	100%
[Alliant Reloder-15]*	<<locked>>	94%	39508	89%	**95	94%
[Alliant Reloder-17]*	<<locked>>	97%	34911	79%	**46	92%
[Baschieri & Pellagri 107]*	<<locked>>	90%	38812	88%	**69	93%
Hodgdon BL-C2	<<locked>>	90%	38928	88%	**11	96%
Hodgdon Benchmark	<<locked>>	86%	39711	90%	**13	97%
[Hodgdon CFE223]*	<<locked>>	95%	39131	88%	**01	92%
Hodgdon H322	<<locked>>	86%	38928	88%	**62	99%
[Hodgdon H380]*	<<locked>>	96%	39073	88%	**75	92%
[Hodgdon VARGET]*	<<locked>>	96%	39769	90%	**59	94%
IMR 3031 👍	<<locked>>	95%	39769	90%	**28	100%
[IMR 4064]*	<<locked>>	96%	39291	89%	**42	94%
IMR 4895	<<locked>>	94%	39233	89%	**11	95%
IMR 8208 XBR	<<locked>>	88%	39639	90%	**59	96%
Lovex D073.4	<<locked>>	84%	39436	89%	**46	97%
Lovex D073.5	<<locked>>	85%	39305	89%	**56	97%
Lovex D073.6	<<locked>>	92%	38899	88%	**98	98%
Lovex S060	<<locked>>	89%	39581	89%	**03	95%
Lovex S062	<<locked>>	95%	39320	89%	**69	96%
Norma 201	<<locked>>	91%	39204	89%	**52	96%
Norma 202 👍	<<locked>>	91%	39653	90%	**78	99%
Norma 203B	<<locked>>	95%	39581	89%	**05	95%
[Ramshot Big Game]*	<<locked>>	95%	39552	89%	**05	94%
Ramshot Wild Boar	<<locked>>	89%	39537	89%	**85	95%
[Ramshot X-Terminator]*	<<locked>>	85%	39262	89%	**26	94%
ReloadSwiss RS 40	<<locked>>	85%	39624	90%	**56	98%
ReloadSwiss RS 52	<<locked>>	96%	39102	88%	**31	97%
[ReloadSwiss RS 60]*	<<locked>>	97%	34389	78%	**29	92%
Rottweil R 901	<<locked>>	87%	38914	88%	**29	98%
Rottweil R 902	<<locked>>	93%	39160	89%	**46	96%
[Rottweil R 903]*	<<locked>>	97%	34824	79%	**33	94%
[SNPE Vectan SP 11]*	<<locked>>	97%	38130	86%	**85	94%
[SNPE Vectan SP 7]*	<<locked>>	90%	39015	88%	**46	92%
[SNPE Vectan SP 9]*	<<locked>>	91%	38914	88%	**65	94%
SNPE Vectan Tubal 3000	<<locked>>	89%	39726	90%	**96	99%
SNPE Vectan Tubal 5000	<<locked>>	96%	39421	89%	**13	99%
Shooters World Match Rifle	<<locked>>	92%	38899	88%	**98	98%
Shooters World Precision	<<locked>>	95%	39320	89%	**69	96%
Somchem S321	<<locked>>	86%	39363	89%	**78	97%
Somchem S335	<<locked>>	89%	38957	88%	**10	99%
[Somchem S341]*	<<locked>>	90%	39610	90%	**65	94%
Somchem S355	<<locked>>	97%	36956	84%	**52	95%
Vihtavuori N130	<<locked>>	85%	39030	88%	**87	100%
Vihtavuori N133	<<locked>>	91%	39407	89%	**06	100%
Vihtavuori N135	<<locked>>	96%	34563	78%	**00	99%
Vihtavuori N140	<<locked>>	94%	39537	89%	**62	99%
[Vihtavuori N150]*	<<locked>>	97%	31169	70%	**18	94%
Vihtavuori N530	<<locked>>	87%	39668	90%	**69	97%
Vihtavuori N540	<<locked>>	93%	38957	88%	**75	98%
Winchester 748	<<locked>>	87%	39044	88%	**98	97%
Winchester StaBALL Match	<<locked>>	85%	39059	88%	**85	95%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AR 2206H]*	<<locked>>	81%	29747	67%	**78	91%
[ADI AR 2208]*	<<locked>>	88%	31546	71%	**91	90%
Accurate 2015	<<locked>>	81%	33707	76%	**31	100%
[Accurate 2200]*	<<locked>>	83%	34142	77%	**24	90%
[Accurate 2230]*	<<locked>>	81%	34737	79%	**57	94%
Accurate 2460	<<locked>>	81%	34316	78%	**67	96%
Accurate 2495	<<locked>>	81%	27644	63%	**91	98%
Accurate 2520	<<locked>>	81%	28529	64%	**95	95%
[Accurate 4064]*	<<locked>>	81%	23322	53%	**80	94%
Alliant AR-Comp	<<locked>>	81%	29240	66%	**14	100%
[Alliant Reloder- TS 15.5]*	<<locked>>	84%	26223	59%	**23	90%
Alliant Reloder-10x	<<locked>>	81%	37115	84%	**96	100%
[Alliant Reloder-15]*	<<locked>>	86%	29994	68%	**08	90%
[Alliant Reloder-17]*	<<locked>>	94%	32126	73%	**80	90%
[Baschieri & Pellagri 107]*	<<locked>>	86%	33475	76%	**64	90%
[Hodgdon BL-C2]*	<<locked>>	81%	29051	66%	**08	92%
Hodgdon Benchmark	<<locked>>	81%	33953	77%	**08	95%
[Hodgdon CFE223]*	<<locked>>	91%	34330	78%	**06	90%
Hodgdon H322	<<locked>>	81%	32895	74%	**51	98%
[Hodgdon H380]*	<<locked>>	92%	34722	79%	**96	90%
[Hodgdon VARGET]*	<<locked>>	88%	31111	70%	**88	90%
IMR 3031	<<locked>>	81%	25831	58%	**39	96%
[IMR 4064]*	<<locked>>	88%	30356	69%	**72	90%
[IMR 4895]*	<<locked>>	83%	28456	64%	**85	90%
[IMR 8208 XBR]*	<<locked>>	81%	31618	71%	**01	93%
Lovex D073.4	<<locked>>	81%	35839	81%	**80	96%
Lovex D073.5	<<locked>>	81%	34316	78%	**67	96%
[Lovex D073.6]*	<<locked>>	81%	26498	60%	**49	94%
[Lovex S060]*	<<locked>>	81%	31531	71%	**49	92%
[Lovex S062]*	<<locked>>	81%	25802	58%	**90	91%
[Norma 201]*	<<locked>>	81%	29051	66%	**49	92%
Norma 202	<<locked>>	81%	28601	65%	**69	96%
[Norma 203B]*	<<locked>>	85%	28529	65%	**82	90%
[Ramshot Big Game]*	<<locked>>	87%	31067	70%	**28	90%
[Ramshot Wild Boar]*	<<locked>>	81%	30182	68%	**98	91%
[Ramshot X-Terminator]*	<<locked>>	81%	34360	78%	**31	92%
ReloadSwiss RS 40	<<locked>>	81%	35534	80%	**80	97%
[ReloadSwiss RS 52]*	<<locked>>	82%	25498	58%	**26	90%
[ReloadSwiss RS 60]*	<<locked>>	93%	30806	70%	**44	90%
Rottweil R 901	<<locked>>	81%	32401	73%	**11	97%
[Rottweil R 902]*	<<locked>>	81%	27746	63%	**13	92%
[Rottweil R 903]*	<<locked>>	88%	26789	61%	**55	90%
[SNPE Vectan SP 11]*	<<locked>>	90%	30661	69%	**28	90%
[SNPE Vectan SP 7]*	<<locked>>	87%	34867	79%	**70	90%
[SNPE Vectan SP 9]*	<<locked>>	82%	29182	66%	**65	90%
SNPE Vectan Tubal 3000	<<locked>>	81%	31198	71%	**42	96%
SNPE Vectan Tubal 5000	<<locked>>	81%	25251	57%	**31	95%
[Shooters World Match Rifle]*	<<locked>>	81%	26498	60%	**49	94%
[Shooters World Precision]*	<<locked>>	81%	25802	58%	**90	91%
Somchem S321	<<locked>>	81%	32822	74%	**57	95%
Somchem S335	<<locked>>	81%	30400	69%	**49	97%
[Somchem S341]*	<<locked>>	82%	30240	68%	**82	90%
[Somchem S355]*	<<locked>>	87%	27398	62%	**46	90%
Vihtavuori N130	<<locked>>	81%	34679	78%	**14	100%
Vihtavuori N133	<<locked>>	81%	28863	65%	**13	98%
Vihtavuori N135	<<locked>>	81%	22089	50%	**08	95%
Vihtavuori N140	<<locked>>	81%	26672	60%	**06	95%
[Vihtavuori N150]*	<<locked>>	88%	24279	55%	**47	90%
[Vihtavuori N530]*	<<locked>>	81%	32924	74%	**41	94%
[Vihtavuori N540]*	<<locked>>	81%	26498	60%	**19	94%
Winchester 748	<<locked>>	81%	32068	73%	**64	95%
[Winchester StaBALL Match]*	<<locked>>	81%	34171	77%	**93	93%

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.