Load data for .22-250 Ackley Improved + .224 | 55gr | Sierra HPBT GameKing

Recommended Powder(s): Accurate 4064, Lovex S062, ReloadSwiss RS 52, Shooters World Precision, Vihtavuori N540

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.224 \| 55gr \| Sierra HPBT GameKing
Manufacturer SKU:	1390
Bullet Weight:	55gr \| 3.6g
Bullet Diameter:	0.224" \| 5.69mm
Bullet Length:	0.715" \| 18.2mm
Caliber:	.22-250 Ackley Improved load data
Case Length (l3):	1.940" \| 49.3mm
Cartridge Length (C.O.L.):	2.394" \| 60.8mm
Seated Depth:	0.261" \| 6.6mm
Shank Seated Depth:	0.211" \| 5.4mm
Case Capacity:	46.9 Grains of Water \| 3.05 cm³
Primer Size:	Large Rifle (LR)
Max. allowed Pressure:	57986 psi \| 3998 bar
LID:	LID_B5742_C1041
Last updated:	2025-02-02
Recommended Twist Rate:	1:13 - 1:11

Load data for 162 loads in caliber .22-250 Ackley Improved with .224 | 55gr | Sierra HPBT GameKing bullet and 81 powders such as Accurate 4064, Lovex S062, ReloadSwiss RS 52, Shooters World Precision, Vihtavuori N540. 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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Max FR*
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Barrel Length (cm)
Safety Buffer (%)
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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>>	88%	52011	90%	**27	98%
ADI AR 2208	<<locked>>	93%	52112	90%	**04	97%
Accurate 2015	<<locked>>	84%	51517	89%	**48	100%
Accurate 2200	<<locked>>	86%	50937	88%	**68	96%
Accurate 2495	<<locked>>	87%	51706	89%	**17	100%
Accurate 2520	<<locked>>	86%	51140	88%	**01	100%
[Accurate 2700]*	<<locked>>	93%	51300	88%	**86	92%
Accurate 4064 👍	<<locked>>	93%	51576	89%	**24	100%
[Accurate 4350]*	<<locked>>	96%	43845	76%	**92	94%
Alliant AR-Comp	<<locked>>	87%	51938	90%	**17	100%
Alliant Reloder- TS 15.5	<<locked>>	93%	51401	89%	**20	99%
Alliant Reloder-15	<<locked>>	91%	51590	89%	**37	97%
[Alliant Reloder-16]*	<<locked>>	97%	43859	76%	**12	94%
Alliant Reloder-17	<<locked>>	97%	51677	89%	**19	98%
Baschieri & Pellagri 107	<<locked>>	88%	52156	90%	**33	97%
Hodgdon BL-C2	<<locked>>	86%	52098	90%	**43	99%
Hodgdon Benchmark	<<locked>>	85%	51082	88%	**38	99%
Hodgdon CFE223	<<locked>>	91%	51953	90%	**66	97%
Hodgdon H322	<<locked>>	85%	52185	90%	**20	100%
Hodgdon H380	<<locked>>	92%	50923	88%	**97	96%
[Hodgdon H414]*	<<locked>>	96%	51851	89%	**50	93%
Hodgdon Hybrid 100V	<<locked>>	97%	40582	70%	**94	95%
Hodgdon LVR	<<locked>>	96%	48124	83%	**78	95%
Hodgdon VARGET	<<locked>>	94%	52112	90%	**04	97%
Hodgdon TrailBoss	<<locked>>	96%	32982	57%	**51	100%
IMR 3031	<<locked>>	91%	51401	89%	**56	100%
IMR 4064	<<locked>>	94%	51503	89%	**91	97%
[IMR 4166 Enduron]*	<<locked>>	94%	51430	89%	**28	93%
[IMR 4451 Enduron]*	<<locked>>	96%	51953	90%	**74	93%
[IMR 4831]*	<<locked>>	97%	38232	66%	**41	92%
IMR 4895	<<locked>>	90%	51576	89%	**60	98%
IMR 8208 XBR	<<locked>>	86%	52011	90%	**07	99%
Lovex D073.6	<<locked>>	88%	51764	89%	**14	100%
Lovex S060	<<locked>>	88%	52141	90%	**55	98%
Lovex S062 👍	<<locked>>	92%	52170	90%	**10	99%
[Lovex S065]*	<<locked>>	96%	49269	85%	**25	94%
[Lovex S070]*	<<locked>>	97%	47456	82%	**99	92%
Norma 201	<<locked>>	89%	52054	90%	**01	99%
Norma 202	<<locked>>	88%	50865	88%	**88	100%
Norma 203B	<<locked>>	92%	52083	90%	**53	98%
Norma URP	<<locked>>	97%	44947	78%	**25	95%
Ramshot Big Game	<<locked>>	91%	51503	89%	**40	98%
Ramshot TAC	<<locked>>	86%	51517	89%	**65	95%
Ramshot Wild Boar	<<locked>>	87%	52185	90%	**24	98%
Ramshot X-Terminator	<<locked>>	84%	52141	90%	**71	98%
ReloadSwiss RS 14	<<locked>>	97%	33475	58%	**06	100%
[ReloadSwiss RS 50]*	<<locked>>	92%	51314	88%	**68	94%
ReloadSwiss RS 52 👍	<<locked>>	92%	52040	90%	**76	99%
ReloadSwiss RS 60	<<locked>>	97%	50038	86%	**99	99%
[ReloadSwiss RS 62]*	<<locked>>	97%	44846	77%	**42	94%
[ReloadSwiss RS 70]*	<<locked>>	97%	45484	78%	**48	93%
Rottweil R 901	<<locked>>	86%	51532	89%	**78	100%
Rottweil R 902	<<locked>>	90%	52069	90%	**91	99%
Rottweil R 903	<<locked>>	95%	51822	89%	**24	98%
[Rottweil R 907]*	<<locked>>	97%	51430	89%	**55	92%
SNPE Vectan SP 11	<<locked>>	94%	51909	90%	**63	98%
SNPE Vectan SP 7	<<locked>>	87%	50865	88%	**65	96%
SNPE Vectan SP 9	<<locked>>	88%	51343	89%	**01	98%
SNPE Vectan Tubal 3000	<<locked>>	87%	51764	89%	**19	100%
SNPE Vectan Tubal 5000	<<locked>>	93%	51024	88%	**92	100%
[SNPE Vectan Tubal 7000]*	<<locked>>	97%	50053	86%	**76	93%
[Shooters World Long Rifle]*	<<locked>>	96%	49269	85%	**25	94%
Shooters World Match Rifle	<<locked>>	88%	51764	89%	**14	100%
Shooters World Precision 👍	<<locked>>	92%	52170	90%	**10	99%
Somchem S321	<<locked>>	83%	50923	88%	**94	99%
Somchem S335	<<locked>>	88%	51895	90%	**22	100%
Somchem S341	<<locked>>	87%	51837	89%	**91	98%
Somchem S355	<<locked>>	95%	51663	89%	**10	98%
Somchem S365	<<locked>>	97%	39682	68%	**37	97%
Vihtavuori N130	<<locked>>	84%	51924	90%	**09	100%
Vihtavuori N133	<<locked>>	90%	51880	89%	**12	100%
Vihtavuori N135	<<locked>>	96%	51256	88%	**61	100%
Vihtavuori N140	<<locked>>	90%	51169	88%	**58	100%
Vihtavuori N150	<<locked>>	97%	46427	80%	**73	98%
Vihtavuori N160	<<locked>>	97%	49008	85%	**58	96%
Vihtavuori N530	<<locked>>	84%	50865	88%	**91	99%
Vihtavuori N540 👍	<<locked>>	91%	52040	90%	**01	100%
Vihtavuori N550	<<locked>>	96%	49255	85%	**20	96%
Winchester 6.5 StaBALL	<<locked>>	96%	47921	83%	**99	98%
Winchester 748	<<locked>>	84%	51372	89%	**40	99%
[Winchester 760]*	<<locked>>	96%	51851	89%	**50	93%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
ADI AR 2206H	<<locked>>	81%	41713	72%	**94	95%
[ADI AR 2208]*	<<locked>>	81%	35012	60%	**94	92%
Accurate 2015	<<locked>>	81%	46673	80%	**56	100%
[Accurate 2200]*	<<locked>>	81%	43671	75%	**97	94%
Accurate 2495	<<locked>>	81%	41989	72%	**20	100%
Accurate 2520	<<locked>>	81%	42772	74%	**27	99%
[Accurate 2700]*	<<locked>>	90%	45440	78%	**61	90%
Accurate 4064	<<locked>>	81%	35317	61%	**53	98%
[Accurate 4350]*	<<locked>>	89%	34113	59%	**33	90%
Alliant AR-Comp	<<locked>>	81%	43033	74%	**50	100%
[Alliant Reloder- TS 15.5]*	<<locked>>	81%	34272	59%	**10	93%
[Alliant Reloder-15]*	<<locked>>	81%	37347	64%	**92	93%
[Alliant Reloder-16]*	<<locked>>	90%	36260	63%	**92	91%
[Alliant Reloder-17]*	<<locked>>	82%	31357	54%	**71	90%
[Baschieri & Pellagri 107]*	<<locked>>	81%	40669	70%	**78	93%
Hodgdon BL-C2	<<locked>>	81%	42786	74%	**46	97%
Hodgdon Benchmark	<<locked>>	81%	45397	78%	**17	98%
[Hodgdon CFE223]*	<<locked>>	81%	35708	62%	**63	91%
Hodgdon H322	<<locked>>	81%	45745	79%	**89	100%
[Hodgdon H380]*	<<locked>>	82%	35795	62%	**27	90%
[Hodgdon H414]*	<<locked>>	91%	43439	75%	**76	91%
[Hodgdon Hybrid 100V]*	<<locked>>	88%	30690	53%	**95	90%
[Hodgdon LVR]*	<<locked>>	88%	36448	63%	**86	90%
[Hodgdon VARGET]*	<<locked>>	81%	35012	60%	**94	92%
Hodgdon TrailBoss	<<locked>>	81%	25991	45%	**67	100%
IMR 3031	<<locked>>	81%	37463	65%	**48	99%
[IMR 4064]*	<<locked>>	81%	34432	59%	**71	92%
[IMR 4166 Enduron]*	<<locked>>	88%	42409	73%	**38	90%
[IMR 4451 Enduron]*	<<locked>>	90%	43830	76%	**84	90%
[IMR 4831]*	<<locked>>	93%	33547	58%	**04	90%
[IMR 4895]*	<<locked>>	81%	38290	66%	**41	94%
IMR 8208 XBR	<<locked>>	81%	43787	76%	**27	97%
Lovex D073.6	<<locked>>	81%	39987	69%	**58	98%
Lovex S060	<<locked>>	81%	42018	72%	**32	95%
Lovex S062	<<locked>>	81%	36767	63%	**53	95%
[Lovex S065]*	<<locked>>	88%	37681	65%	**53	90%
[Lovex S070]*	<<locked>>	93%	41872	72%	**68	90%
Norma 201	<<locked>>	81%	40567	70%	**41	96%
Norma 202	<<locked>>	81%	40785	70%	**61	99%
[Norma 203B]*	<<locked>>	81%	36608	63%	**86	93%
[Norma URP]*	<<locked>>	89%	34867	60%	**46	90%
[Ramshot Big Game]*	<<locked>>	81%	36318	63%	**76	93%
[Ramshot TAC]*	<<locked>>	81%	43700	75%	**94	93%
Ramshot Wild Boar	<<locked>>	81%	42743	74%	**17	95%
Ramshot X-Terminator	<<locked>>	81%	47326	82%	**76	97%
ReloadSwiss RS 14	<<locked>>	81%	26484	46%	**23	100%
[ReloadSwiss RS 50]*	<<locked>>	85%	40176	69%	**15	90%
ReloadSwiss RS 52	<<locked>>	81%	35317	61%	**82	95%
[ReloadSwiss RS 60]*	<<locked>>	82%	30690	53%	**41	90%
[ReloadSwiss RS 62]*	<<locked>>	90%	35737	62%	**96	90%
[ReloadSwiss RS 70]*	<<locked>>	92%	39378	68%	**71	90%
Rottweil R 901	<<locked>>	81%	44425	77%	**30	99%
Rottweil R 902	<<locked>>	81%	38595	67%	**82	96%
[Rottweil R 903]*	<<locked>>	81%	31662	55%	**22	92%
[Rottweil R 907]*	<<locked>>	93%	45556	79%	**20	90%
[SNPE Vectan SP 11]*	<<locked>>	81%	33214	57%	**91	91%
[SNPE Vectan SP 7]*	<<locked>>	81%	41684	72%	**48	93%
SNPE Vectan SP 9	<<locked>>	81%	40292	69%	**58	95%
SNPE Vectan Tubal 3000	<<locked>>	81%	42279	73%	**19	99%
SNPE Vectan Tubal 5000	<<locked>>	81%	34722	60%	**45	98%
[SNPE Vectan Tubal 7000]*	<<locked>>	92%	41727	72%	**89	90%
[Shooters World Long Rifle]*	<<locked>>	88%	37681	65%	**53	90%
Shooters World Match Rifle	<<locked>>	81%	39987	69%	**58	98%
Shooters World Precision	<<locked>>	81%	36767	63%	**53	95%
Somchem S321	<<locked>>	81%	47427	82%	**22	98%
Somchem S335	<<locked>>	81%	41742	72%	**22	99%
Somchem S341	<<locked>>	81%	41524	72%	**61	95%
[Somchem S355]*	<<locked>>	81%	32880	57%	**58	92%
[Somchem S365]*	<<locked>>	86%	28007	48%	**56	90%
Vihtavuori N130	<<locked>>	81%	46963	81%	**14	100%
Vihtavuori N133	<<locked>>	81%	39291	68%	**66	100%
Vihtavuori N135	<<locked>>	81%	31850	55%	**25	98%
Vihtavuori N140	<<locked>>	81%	37768	65%	**69	98%
[Vihtavuori N150]*	<<locked>>	81%	27746	48%	**71	91%
[Vihtavuori N160]*	<<locked>>	87%	35375	61%	**17	90%
Vihtavuori N530	<<locked>>	81%	46122	80%	**99	98%
Vihtavuori N540	<<locked>>	81%	37739	65%	**86	98%
[Vihtavuori N550]*	<<locked>>	86%	34534	60%	**46	90%
[Winchester 6.5 StaBALL]*	<<locked>>	83%	30385	52%	**20	90%
Winchester 748	<<locked>>	81%	46412	80%	**38	99%
[Winchester 760]*	<<locked>>	91%	43439	75%	**76	91%

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.