Load data for .450 N.E. 3 1/4'' + .458 | 300gr | Barnes TSX FB

Recommended Powder(s):

Load Specifications

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Bullet:	.458 \| 300gr \| Barnes TSX FB
Manufacturer SKU:	30615
Bullet Weight:	300gr \| 19.4g
Bullet Diameter:	0.458" \| 11.63mm
Bullet Length:	<<locked>>
Caliber:	.450 N.E. 3 1/4'' load data
Case Length (l3):	3.250" \| 82.5mm
Cartridge Length (C.O.L.):	<<locked>>
Seated Depth:	<<locked>>
Shank Seated Depth:	<<locked>>
Case Capacity:	136.0 Grains of Water \| 8.83 cm³
Primer Size:	Large Rifle Magnum (LRM)
Max. allowed Pressure:	44237 psi \| 3050 bar
LID:	LID_B807_C765
Last updated:	2026-03-10

Load data for 118 loads in caliber .450 N.E. 3 1/4'' with .458 | 300gr | Barnes TSX FB bullet and 59 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.

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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%	39494	89%	**80	93%
[ADI AR 2208]*	<<locked>>	94%	39624	90%	**61	92%
ADI Benchmark 8208	<<locked>>	87%	39769	90%	**67	95%
Accurate 2015	<<locked>>	85%	39784	90%	**54	100%
[Accurate 2230]*	<<locked>>	84%	39624	90%	**48	94%
Accurate 2460	<<locked>>	84%	39436	89%	**67	96%
Accurate 2495 👍	<<locked>>	91%	39291	89%	**33	99%
Accurate 2520	<<locked>>	89%	39653	90%	**20	97%
Accurate 4064	<<locked>>	96%	39436	89%	**30	98%
Alliant AR-Comp	<<locked>>	89%	39508	89%	**33	100%
[Alliant Reloder- TS 15.5]*	<<locked>>	96%	39668	90%	**17	94%
[Alliant Reloder-15]*	<<locked>>	93%	39421	89%	**07	92%
[Bofors RP3]*	<<locked>>	97%	39421	89%	**20	94%
Hodgdon BL-C2	<<locked>>	89%	39682	90%	**26	95%
Hodgdon Benchmark	<<locked>>	85%	39479	89%	**18	95%
Hodgdon H322	<<locked>>	86%	39682	90%	**97	98%
[Hodgdon H4895]*	<<locked>>	89%	39639	90%	**97	94%
[Hodgdon VARGET]*	<<locked>>	95%	39624	90%	**61	92%
Hodgdon TrailBoss	<<locked>>	96%	31386	71%	**26	100%
IMR 3031 👍	<<locked>>	94%	39566	89%	**49	99%
[IMR 4064]*	<<locked>>	95%	39450	89%	**57	92%
[IMR 4895]*	<<locked>>	92%	39508	89%	**23	93%
IMR 8208 XBR	<<locked>>	87%	39769	90%	**67	95%
Lovex D073.5	<<locked>>	84%	39436	89%	**67	96%
Lovex D073.6	<<locked>>	91%	39653	90%	**20	97%
[Lovex S060]*	<<locked>>	88%	39653	90%	**15	93%
Lovex S062	<<locked>>	94%	39740	90%	**84	95%
Norma 201	<<locked>>	90%	39421	89%	**67	95%
Norma 202	<<locked>>	90%	39450	89%	**87	97%
[Norma 203B]*	<<locked>>	94%	39784	90%	**17	93%
[Ramshot Big Game]*	<<locked>>	93%	39523	89%	**07	92%
[Ramshot Wild Boar]*	<<locked>>	88%	39784	90%	**00	93%
[Ramshot X-Terminator]*	<<locked>>	84%	39552	89%	**35	93%
ReloadSwiss RS 14	<<locked>>	97%	31473	71%	**72	100%
ReloadSwiss RS 40	<<locked>>	84%	39798	90%	**71	96%
[ReloadSwiss RS 52]*	<<locked>>	92%	39784	90%	**66	92%
ReloadSwiss RS 60	<<locked>>	97%	39305	89%	**56	95%
Rottweil R 901	<<locked>>	87%	39769	90%	**64	97%
Rottweil R 902	<<locked>>	92%	39639	90%	**61	95%
[Rottweil R 903]*	<<locked>>	97%	36840	83%	**61	93%
[SNPE Vectan SP 11]*	<<locked>>	96%	39508	89%	**13	92%
[SNPE Vectan SP 9]*	<<locked>>	90%	39813	90%	**87	93%
SNPE Vectan Tubal 3000	<<locked>>	88%	39726	90%	**05	97%
SNPE Vectan Tubal 5000	<<locked>>	95%	39595	89%	**18	98%
Shooters World Match Rifle	<<locked>>	91%	39653	90%	**20	97%
Shooters World Precision	<<locked>>	94%	39740	90%	**84	95%
Somchem S321	<<locked>>	85%	39581	89%	**90	95%
Somchem S335	<<locked>>	89%	39769	90%	**31	98%
[Somchem S341]*	<<locked>>	89%	39610	90%	**71	93%
[Somchem S355]*	<<locked>>	97%	38798	88%	**80	93%
Vihtavuori N130	<<locked>>	84%	39624	90%	**08	100%
Vihtavuori N133	<<locked>>	91%	39740	90%	**25	99%
Vihtavuori N135	<<locked>>	97%	36608	83%	**31	99%
Vihtavuori N140	<<locked>>	92%	39436	89%	**74	98%
[Vihtavuori N150]*	<<locked>>	97%	32634	74%	**20	93%
Vihtavuori N530	<<locked>>	86%	39363	89%	**71	95%
Vihtavuori N540	<<locked>>	93%	39697	90%	**97	97%
Winchester 748	<<locked>>	86%	39494	89%	**23	96%
[Winchester StaBALL Match]*	<<locked>>	84%	39523	89%	**03	94%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AR 2206H]*	<<locked>>	84%	33301	75%	**39	90%
[ADI AR 2208]*	<<locked>>	91%	35853	81%	**69	90%
[ADI Benchmark 8208]*	<<locked>>	81%	32416	73%	**90	92%
Accurate 2015	<<locked>>	81%	34577	78%	**43	99%
[Accurate 2230]*	<<locked>>	81%	35853	81%	**66	92%
[Accurate 2460]*	<<locked>>	81%	35462	80%	**79	94%
Accurate 2495	<<locked>>	81%	27992	63%	**57	97%
[Accurate 2520]*	<<locked>>	81%	29486	67%	**80	93%
[Accurate 4064]*	<<locked>>	81%	23569	53%	**10	91%
Alliant AR-Comp	<<locked>>	81%	30255	68%	**23	99%
[Alliant Reloder- TS 15.5]*	<<locked>>	88%	30501	69%	**93	90%
[Alliant Reloder-15]*	<<locked>>	89%	34998	79%	**98	90%
[Bofors RP3]*	<<locked>>	89%	29965	68%	**97	90%
[Hodgdon BL-C2]*	<<locked>>	81%	30095	68%	**93	90%
[Hodgdon Benchmark]*	<<locked>>	81%	34824	79%	**10	94%
Hodgdon H322	<<locked>>	81%	34084	77%	**66	97%
[Hodgdon H4895]*	<<locked>>	82%	31459	71%	**93	90%
[Hodgdon VARGET]*	<<locked>>	91%	35853	81%	**69	90%
Hodgdon TrailBoss	<<locked>>	81%	24772	56%	**81	100%
[IMR 3031]*	<<locked>>	81%	26513	60%	**11	94%
[IMR 4064]*	<<locked>>	91%	34911	79%	**46	90%
[IMR 4895]*	<<locked>>	87%	33156	75%	**72	90%
[IMR 8208 XBR]*	<<locked>>	81%	32416	73%	**90	92%
[Lovex D073.5]*	<<locked>>	81%	35215	80%	**75	94%
[Lovex D073.6]*	<<locked>>	81%	27528	62%	**25	92%
[Lovex S060]*	<<locked>>	82%	33214	75%	**57	90%
[Lovex S062]*	<<locked>>	84%	28950	65%	**21	90%
[Norma 201]*	<<locked>>	81%	29573	67%	**21	90%
[Norma 202]*	<<locked>>	81%	29341	66%	**48	94%
[Norma 203B]*	<<locked>>	88%	32953	74%	**56	90%
[Ramshot Big Game]*	<<locked>>	90%	35186	80%	**08	90%
[Ramshot Wild Boar]*	<<locked>>	83%	33881	77%	**59	90%
[Ramshot X-Terminator]*	<<locked>>	81%	35563	80%	**39	91%
ReloadSwiss RS 14	<<locked>>	81%	24627	56%	**14	100%
ReloadSwiss RS 40	<<locked>>	81%	36521	83%	**95	95%
[ReloadSwiss RS 52]*	<<locked>>	89%	36332	82%	**80	90%
[ReloadSwiss RS 60]*	<<locked>>	90%	30777	70%	**23	90%
Rottweil R 901	<<locked>>	81%	32764	74%	**00	95%
[Rottweil R 902]*	<<locked>>	82%	29428	67%	**08	90%
[Rottweil R 903]*	<<locked>>	92%	31009	70%	**13	90%
[SNPE Vectan SP 11]*	<<locked>>	93%	35157	79%	**15	90%
[SNPE Vectan SP 9]*	<<locked>>	85%	33431	76%	**36	90%
SNPE Vectan Tubal 3000	<<locked>>	81%	31894	72%	**31	95%
[SNPE Vectan Tubal 5000]*	<<locked>>	81%	25686	58%	**70	93%
[Shooters World Match Rifle]*	<<locked>>	81%	27528	62%	**25	92%
[Shooters World Precision]*	<<locked>>	84%	28950	65%	**21	90%
[Somchem S321]*	<<locked>>	81%	34185	77%	**62	93%
Somchem S335	<<locked>>	81%	30937	70%	**28	96%
[Somchem S341]*	<<locked>>	85%	34258	77%	**49	90%
[Somchem S355]*	<<locked>>	91%	31807	72%	**20	90%
Vihtavuori N130	<<locked>>	81%	35679	81%	**30	99%
Vihtavuori N133	<<locked>>	81%	29428	67%	**88	97%
[Vihtavuori N135]*	<<locked>>	81%	22321	50%	**38	92%
[Vihtavuori N140]*	<<locked>>	81%	27572	62%	**79	93%
[Vihtavuori N150]*	<<locked>>	92%	27978	63%	**95	90%
[Vihtavuori N530]*	<<locked>>	81%	33765	76%	**43	93%
[Vihtavuori N540]*	<<locked>>	81%	27137	61%	**79	92%
[Winchester 748]*	<<locked>>	81%	33257	75%	**72	93%
[Winchester StaBALL Match]*	<<locked>>	81%	35331	80%	**02	92%

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