Load data for 6 x 52 R BB2 + .243 | 70gr | Sierra HPBT MatchKing

Recommended Powder(s): Accurate 2495, Alliant AR-Comp, Hodgdon H322, IMR 3031

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.243 \| 70gr \| Sierra HPBT MatchKing
Manufacturer SKU:	1505
Bullet Weight:	70gr \| 4.5g
Bullet Diameter:	0.243" \| 6.17mm
Bullet Length:	0.830" \| 21.1mm
Caliber:	6 x 52 R BB2 load data
Case Length (l3):	2.040" \| 51.8mm
Cartridge Length (C.O.L.):	2.658" \| 67.5mm
Seated Depth:	0.212" \| 5.4mm
Shank Seated Depth:	0.122" \| 3.1mm
Case Capacity:	40.0 Grains of Water \| 2.60 cm³
Primer Size:	Large Rifle (LR)
Max. allowed Pressure:	47863 psi \| 3300 bar
LID:	LID_B5767_C964
Last updated:	2025-01-01
Recommended Twist Rate:	1:12 - 1:10

Load data for 114 loads in caliber 6 x 52 R BB2 with .243 | 70gr | Sierra HPBT MatchKing bullet and 57 powders such as Accurate 2495, Alliant AR-Comp, Hodgdon H322, IMR 3031. 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%	42670	89%	**22	93%
[ADI AR 2208]*	<<locked>>	95%	42163	88%	**89	92%
Accurate 2015	<<locked>>	85%	41989	88%	**76	100%
[Accurate 2230]*	<<locked>>	84%	42554	89%	**82	94%
Accurate 2460	<<locked>>	84%	42395	89%	**99	96%
Accurate 2495 👍	<<locked>>	91%	42728	89%	**71	100%
Accurate 2520	<<locked>>	89%	42554	89%	**54	97%
Accurate 4064	<<locked>>	96%	42612	89%	**68	98%
Alliant AR-Comp 👍	<<locked>>	90%	43004	90%	**81	100%
Alliant Reloder- TS 15.5	<<locked>>	96%	42250	88%	**45	95%
[Alliant Reloder-15]*	<<locked>>	93%	42061	88%	**31	93%
[Baschieri & Pellagri 107]*	<<locked>>	90%	42250	88%	**18	92%
Hodgdon BL-C2	<<locked>>	89%	42612	89%	**64	95%
Hodgdon Benchmark	<<locked>>	86%	42714	89%	**63	96%
Hodgdon H322 👍	<<locked>>	87%	42714	89%	**41	99%
[Hodgdon VARGET]*	<<locked>>	96%	42888	90%	**95	92%
Hodgdon TrailBoss	<<locked>>	96%	31618	66%	**65	100%
IMR 3031 👍	<<locked>>	94%	42438	89%	**91	99%
[IMR 4064]*	<<locked>>	96%	42351	88%	**89	93%
[IMR 4895]*	<<locked>>	92%	41843	87%	**48	93%
IMR 8208 XBR	<<locked>>	88%	42511	89%	**05	95%
Lovex D073.4	<<locked>>	83%	42917	90%	**99	96%
Lovex D073.5	<<locked>>	85%	42395	89%	**99	96%
Lovex D073.6	<<locked>>	91%	42554	89%	**54	97%
[Lovex S060]*	<<locked>>	89%	43047	90%	**53	94%
Lovex S062	<<locked>>	95%	43018	90%	**22	95%
Norma 201	<<locked>>	91%	42975	90%	**12	95%
Norma 202	<<locked>>	91%	42801	89%	**35	98%
[Norma 203B]*	<<locked>>	94%	42583	89%	**45	94%
[Ramshot Big Game]*	<<locked>>	93%	41843	87%	**35	93%
[Ramshot Wild Boar]*	<<locked>>	89%	42482	89%	**25	93%
[Ramshot X-Terminator]*	<<locked>>	85%	43033	90%	**79	93%
ReloadSwiss RS 14	<<locked>>	94%	30850	64%	**91	100%
ReloadSwiss RS 40	<<locked>>	84%	41930	88%	**95	97%
ReloadSwiss RS 52	<<locked>>	96%	42946	90%	**07	96%
Rottweil R 901	<<locked>>	87%	42453	89%	**95	98%
Rottweil R 902	<<locked>>	92%	42293	88%	**86	95%
[Rottweil R 903]*	<<locked>>	96%	38769	81%	**59	93%
[SNPE Vectan SP 11]*	<<locked>>	96%	41742	87%	**38	93%
[SNPE Vectan SP 9]*	<<locked>>	90%	41814	87%	**95	93%
SNPE Vectan Tubal 3000	<<locked>>	88%	41974	88%	**23	98%
SNPE Vectan Tubal 5000	<<locked>>	95%	41800	87%	**36	99%
Shooters World Match Rifle	<<locked>>	91%	42554	89%	**54	97%
Shooters World Precision	<<locked>>	95%	43018	90%	**22	95%
Somchem S321	<<locked>>	86%	42815	89%	**28	96%
Somchem S335	<<locked>>	89%	41959	88%	**43	98%
[Somchem S341]*	<<locked>>	90%	43062	90%	**09	93%
[Somchem S355]*	<<locked>>	96%	40408	84%	**82	93%
Vihtavuori N130	<<locked>>	86%	42844	90%	**49	100%
Vihtavuori N133	<<locked>>	92%	42902	90%	**69	100%
Vihtavuori N135	<<locked>>	97%	38377	80%	**43	99%
Vihtavuori N140	<<locked>>	93%	42641	89%	**09	98%
[Vihtavuori N150]*	<<locked>>	96%	33750	71%	**05	93%
Vihtavuori N530	<<locked>>	86%	42235	88%	**15	95%
Vihtavuori N540	<<locked>>	93%	42873	90%	**28	98%
Winchester 748	<<locked>>	87%	42757	89%	**68	96%
[Winchester StaBALL Match]*	<<locked>>	84%	41829	87%	**25	94%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AR 2206H]*	<<locked>>	84%	34809	73%	**35	90%
[ADI AR 2208]*	<<locked>>	91%	37782	79%	**84	90%
Accurate 2015	<<locked>>	81%	36100	75%	**44	99%
[Accurate 2230]*	<<locked>>	81%	37652	79%	**67	93%
Accurate 2460	<<locked>>	81%	37869	79%	**90	95%
Accurate 2495	<<locked>>	81%	30124	63%	**69	97%
[Accurate 2520]*	<<locked>>	81%	31473	66%	**82	93%
[Accurate 4064]*	<<locked>>	81%	25483	53%	**15	91%
Alliant AR-Comp	<<locked>>	81%	31676	66%	**25	99%
[Alliant Reloder- TS 15.5]*	<<locked>>	88%	32561	68%	**05	91%
[Alliant Reloder-15]*	<<locked>>	89%	36347	76%	**00	90%
[Baschieri & Pellagri 107]*	<<locked>>	88%	38841	81%	**36	90%
[Hodgdon BL-C2]*	<<locked>>	81%	31995	67%	**92	91%
[Hodgdon Benchmark]*	<<locked>>	81%	36114	75%	**08	94%
Hodgdon H322	<<locked>>	81%	35621	74%	**77	97%
[Hodgdon VARGET]*	<<locked>>	91%	37289	78%	**67	90%
Hodgdon TrailBoss	<<locked>>	80%	24743	52%	**98	100%
[IMR 3031]*	<<locked>>	81%	27789	58%	**07	94%
[IMR 4064]*	<<locked>>	91%	36840	77%	**58	90%
[IMR 4895]*	<<locked>>	86%	34142	71%	**58	90%
[IMR 8208 XBR]*	<<locked>>	81%	33823	71%	**85	92%
Lovex D073.4	<<locked>>	81%	39262	82%	**20	95%
Lovex D073.5	<<locked>>	81%	37869	79%	**90	95%
[Lovex D073.6]*	<<locked>>	81%	29602	62%	**26	92%
[Lovex S060]*	<<locked>>	82%	34345	72%	**46	90%
[Lovex S062]*	<<locked>>	84%	30255	63%	**07	90%
[Norma 201]*	<<locked>>	81%	31198	65%	**13	90%
[Norma 202]*	<<locked>>	81%	30995	65%	**43	94%
[Norma 203B]*	<<locked>>	88%	34679	72%	**58	90%
[Ramshot Big Game]*	<<locked>>	89%	36463	76%	**94	90%
[Ramshot Wild Boar]*	<<locked>>	83%	34751	73%	**38	90%
[Ramshot X-Terminator]*	<<locked>>	81%	37565	78%	**54	91%
ReloadSwiss RS 14	<<locked>>	82%	25222	53%	**50	100%
ReloadSwiss RS 40	<<locked>>	81%	38392	80%	**10	95%
[ReloadSwiss RS 52]*	<<locked>>	85%	30284	63%	**69	90%
Rottweil R 901	<<locked>>	81%	34548	72%	**05	95%
[Rottweil R 902]*	<<locked>>	82%	30806	64%	**94	90%
[Rottweil R 903]*	<<locked>>	91%	32271	67%	**95	90%
[SNPE Vectan SP 11]*	<<locked>>	92%	36201	76%	**00	90%
[SNPE Vectan SP 9]*	<<locked>>	85%	35433	74%	**48	91%
SNPE Vectan Tubal 3000	<<locked>>	81%	33156	69%	**20	95%
[SNPE Vectan Tubal 5000]*	<<locked>>	81%	26832	56%	**49	93%
[Shooters World Match Rifle]*	<<locked>>	81%	29602	62%	**26	92%
[Shooters World Precision]*	<<locked>>	84%	30255	63%	**07	90%
[Somchem S321]*	<<locked>>	81%	36114	75%	**74	93%
Somchem S335	<<locked>>	81%	32561	68%	**20	96%
[Somchem S341]*	<<locked>>	84%	35244	74%	**28	90%
[Somchem S355]*	<<locked>>	90%	32982	69%	**02	90%
Vihtavuori N130	<<locked>>	81%	36927	77%	**25	99%
Vihtavuori N133	<<locked>>	81%	30980	65%	**87	97%
[Vihtavuori N135]*	<<locked>>	81%	23583	49%	**16	93%
[Vihtavuori N140]*	<<locked>>	81%	29080	61%	**71	93%
[Vihtavuori N150]*	<<locked>>	91%	29254	61%	**77	90%
[Vihtavuori N530]*	<<locked>>	81%	35331	74%	**44	93%
[Vihtavuori N540]*	<<locked>>	81%	28616	60%	**71	92%
[Winchester 748]*	<<locked>>	81%	34795	73%	**71	93%
[Winchester StaBALL Match]*	<<locked>>	81%	37376	78%	**13	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.