Load data for 6 x 52 R Bretschneider + .243 | 85gr | Sierra SPT Pro-Hunter

Recommended Powder(s):

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.243 \| 85gr \| Sierra SPT Pro-Hunter
Manufacturer SKU:	1520
Bullet Weight:	85gr \| 5.5g
Bullet Diameter:	0.243" \| 6.17mm
Bullet Length:	0.910" \| 23.1mm
Caliber:	6 x 52 R Bretschneider load data
Case Length (l3):	2.040" \| 51.8mm
Cartridge Length (C.O.L.):	2.522" \| 64.0mm
Seated Depth:	0.428" \| 10.9mm
Shank Seated Depth:	0.428" \| 10.9mm
Case Capacity:	36.2 Grains of Water \| 2.35 cm³
Primer Size:	Large Rifle (LR)
Max. allowed Pressure:	47863 psi \| 3300 bar
LID:	LID_B5773_C965
Last updated:	2025-01-01

Load data for 120 loads in caliber 6 x 52 R Bretschneider with .243 | 85gr | Sierra SPT Pro-Hunter bullet and 60 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".

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C.O.L. (mm)
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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%	41669	87%	**87	94%
[ADI AR 2208]*	<<locked>>	96%	42250	88%	**67	93%
Accurate 2015	<<locked>>	88%	42728	89%	**71	100%
Accurate 2230	<<locked>>	86%	42772	89%	**67	95%
Accurate 2460	<<locked>>	86%	42438	89%	**80	97%
Accurate 2495 👍	<<locked>>	92%	41974	88%	**36	100%
Accurate 2520	<<locked>>	91%	42496	89%	**30	98%
Accurate 4064	<<locked>>	97%	40176	84%	**00	98%
Alliant AR-Comp 👍	<<locked>>	91%	42264	88%	**43	100%
Alliant Reloder- TS 15.5	<<locked>>	96%	39711	83%	**80	95%
Alliant Reloder-10x	<<locked>>	84%	42395	89%	**71	100%
[Alliant Reloder-15]*	<<locked>>	95%	42206	88%	**20	93%
[Baschieri & Pellagri 107]*	<<locked>>	92%	42685	89%	**07	92%
Hodgdon BL-C2	<<locked>>	91%	42975	90%	**49	96%
Hodgdon Benchmark	<<locked>>	88%	43033	90%	**44	97%
[Hodgdon CFE223]*	<<locked>>	96%	42931	90%	**40	92%
Hodgdon H322 👍	<<locked>>	87%	41785	87%	**94	99%
[Hodgdon VARGET]*	<<locked>>	97%	42250	88%	**67	93%
Hodgdon TrailBoss	<<locked>>	94%	30472	64%	**77	100%
IMR 3031 👍	<<locked>>	96%	42699	89%	**72	100%
[IMR 4064]*	<<locked>>	96%	40437	84%	**31	93%
IMR 4198	<<locked>>	83%	42380	89%	**28	100%
IMR 4895	<<locked>>	95%	42931	90%	**49	95%
IMR 8208 XBR	<<locked>>	90%	42844	90%	**84	96%
Lovex D073.4	<<locked>>	84%	41945	88%	**54	97%
Lovex D073.5	<<locked>>	86%	42438	89%	**80	97%
Lovex D073.6	<<locked>>	93%	42496	89%	**30	98%
[Lovex S060]*	<<locked>>	90%	42453	89%	**28	94%
Lovex S062	<<locked>>	95%	42105	88%	**90	96%
Norma 201	<<locked>>	92%	42685	89%	**80	96%
Norma 202	<<locked>>	92%	41916	88%	**97	98%
[Norma 203B]*	<<locked>>	96%	42670	89%	**30	94%
[Ramshot Big Game]*	<<locked>>	95%	42061	88%	**23	93%
[Ramshot Wild Boar]*	<<locked>>	90%	42047	88%	**97	94%
[Ramshot X-Terminator]*	<<locked>>	86%	42076	88%	**38	94%
ReloadSwiss RS 14	<<locked>>	97%	31792	66%	**42	100%
ReloadSwiss RS 40	<<locked>>	85%	42366	89%	**80	97%
ReloadSwiss RS 52	<<locked>>	97%	42018	88%	**59	96%
Rottweil R 901	<<locked>>	89%	42076	88%	**61	98%
Rottweil R 902	<<locked>>	94%	42627	89%	**74	96%
[Rottweil R 903]*	<<locked>>	96%	36201	76%	**02	93%
[SNPE Vectan SP 11]*	<<locked>>	97%	39914	83%	**80	93%
[SNPE Vectan SP 9]*	<<locked>>	93%	42844	90%	**07	94%
SNPE Vectan Tubal 3000	<<locked>>	90%	42888	90%	**25	98%
SNPE Vectan Tubal 5000	<<locked>>	96%	41176	86%	**05	99%
Shooters World Match Rifle	<<locked>>	93%	42496	89%	**30	98%
Shooters World Precision	<<locked>>	95%	42105	88%	**90	96%
Somchem S321	<<locked>>	87%	42076	88%	**90	96%
Somchem S335	<<locked>>	91%	42627	89%	**41	99%
[Somchem S341]*	<<locked>>	91%	41887	88%	**71	94%
[Somchem S355]*	<<locked>>	97%	38319	80%	**31	93%
Vihtavuori N130	<<locked>>	87%	42728	89%	**25	100%
Vihtavuori N133	<<locked>>	93%	42235	88%	**31	100%
Vihtavuori N135	<<locked>>	97%	36390	76%	**92	99%
Vihtavuori N140	<<locked>>	94%	42293	88%	**77	99%
[Vihtavuori N150]*	<<locked>>	97%	32605	68%	**80	93%
Vihtavuori N530	<<locked>>	88%	42293	88%	**90	96%
Vihtavuori N540	<<locked>>	94%	41655	87%	**90	98%
Winchester 748	<<locked>>	88%	41974	88%	**30	97%
Winchester StaBALL Match	<<locked>>	86%	41916	88%	**03	95%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AR 2206H]*	<<locked>>	83%	32793	69%	**84	90%
[ADI AR 2208]*	<<locked>>	91%	35723	75%	**30	90%
Accurate 2015	<<locked>>	81%	34519	72%	**00	99%
[Accurate 2230]*	<<locked>>	81%	35882	75%	**23	93%
Accurate 2460	<<locked>>	81%	35694	75%	**43	95%
Accurate 2495	<<locked>>	81%	28906	60%	**48	97%
[Accurate 2520]*	<<locked>>	81%	29805	62%	**48	93%
[Accurate 4064]*	<<locked>>	81%	24352	51%	**10	92%
Alliant AR-Comp	<<locked>>	81%	30560	64%	**87	100%
[Alliant Reloder- TS 15.5]*	<<locked>>	87%	30124	63%	**51	90%
Alliant Reloder-10x	<<locked>>	81%	38014	79%	**89	100%
[Alliant Reloder-15]*	<<locked>>	89%	34258	72%	**43	90%
[Baschieri & Pellagri 107]*	<<locked>>	88%	37260	78%	**95	90%
[Hodgdon BL-C2]*	<<locked>>	81%	30313	63%	**61	91%
[Hodgdon Benchmark]*	<<locked>>	81%	35244	74%	**84	94%
[Hodgdon CFE223]*	<<locked>>	93%	38899	81%	**57	90%
Hodgdon H322	<<locked>>	81%	33924	71%	**26	97%
[Hodgdon VARGET]*	<<locked>>	91%	35723	75%	**30	90%
Hodgdon TrailBoss	<<locked>>	91%	29080	61%	**47	100%
IMR 3031	<<locked>>	81%	26745	56%	**82	95%
[IMR 4064]*	<<locked>>	90%	34084	71%	**93	90%
IMR 4198	<<locked>>	81%	39378	82%	**72	100%
[IMR 4895]*	<<locked>>	86%	32663	68%	**20	90%
[IMR 8208 XBR]*	<<locked>>	81%	32576	68%	**57	92%
Lovex D073.4	<<locked>>	81%	37652	79%	**69	95%
Lovex D073.5	<<locked>>	81%	35694	75%	**43	95%
[Lovex D073.6]*	<<locked>>	81%	27717	58%	**92	92%
[Lovex S060]*	<<locked>>	81%	32430	68%	**98	90%
[Lovex S062]*	<<locked>>	83%	28674	60%	**72	90%
[Norma 201]*	<<locked>>	81%	30342	63%	**05	91%
[Norma 202]*	<<locked>>	81%	29428	61%	**11	94%
[Norma 203B]*	<<locked>>	87%	32503	68%	**03	90%
[Ramshot Big Game]*	<<locked>>	90%	35737	75%	**75	91%
[Ramshot Wild Boar]*	<<locked>>	83%	33359	70%	**00	90%
[Ramshot X-Terminator]*	<<locked>>	81%	35549	74%	**00	91%
ReloadSwiss RS 14	<<locked>>	88%	27688	58%	**54	100%
ReloadSwiss RS 40	<<locked>>	81%	36912	77%	**66	96%
[ReloadSwiss RS 52]*	<<locked>>	85%	28892	60%	**38	90%
Rottweil R 901	<<locked>>	81%	33214	69%	**70	95%
[Rottweil R 902]*	<<locked>>	82%	29269	61%	**69	91%
[Rottweil R 903]*	<<locked>>	91%	30153	63%	**57	90%
[SNPE Vectan SP 11]*	<<locked>>	93%	34998	73%	**66	90%
[SNPE Vectan SP 9]*	<<locked>>	84%	32634	68%	**80	90%
SNPE Vectan Tubal 3000	<<locked>>	81%	32198	67%	**95	95%
[SNPE Vectan Tubal 5000]*	<<locked>>	81%	26063	54%	**51	94%
[Shooters World Match Rifle]*	<<locked>>	81%	27717	58%	**92	92%
[Shooters World Precision]*	<<locked>>	83%	28674	60%	**72	90%
[Somchem S321]*	<<locked>>	81%	34113	71%	**20	93%
Somchem S335	<<locked>>	81%	31546	66%	**05	96%
[Somchem S341]*	<<locked>>	85%	34287	72%	**03	91%
[Somchem S355]*	<<locked>>	90%	31343	65%	**67	90%
Vihtavuori N130	<<locked>>	81%	35810	75%	**90	99%
Vihtavuori N133	<<locked>>	81%	29573	62%	**56	97%
[Vihtavuori N135]*	<<locked>>	81%	22829	48%	**24	93%
[Vihtavuori N140]*	<<locked>>	81%	27804	58%	**49	94%
[Vihtavuori N150]*	<<locked>>	91%	27470	57%	**43	90%
[Vihtavuori N530]*	<<locked>>	81%	34127	71%	**10	93%
[Vihtavuori N540]*	<<locked>>	81%	27760	58%	**69	93%
[Winchester 748]*	<<locked>>	81%	33228	69%	**36	94%
[Winchester StaBALL Match]*	<<locked>>	81%	35476	74%	**66	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.