Load data for .243 Ackley Improved + .243 | 74gr | Berger M

Recommended Powder(s): Alliant Reloder-17, IMR 4895, ReloadSwiss RS 60, Rottweil R 903, Somchem S355

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.243 \| 74gr \| Berger M
Bullet Weight:	74gr \| 4.8g
Bullet Diameter:	0.243" \| 6.17mm
Bullet Length:	0.837" \| 21.3mm
Caliber:	.243 Ackley Improved load data
Case Length (l3):	2.045" \| 51.9mm
Cartridge Length (C.O.L.):	2.458" \| 62.4mm
Seated Depth:	0.424" \| 10.8mm
Shank Seated Depth:	0.424" \| 10.8mm
Case Capacity:	57.0 Grains of Water \| 3.70 cm³
Primer Size:	Large Rifle (LR)
Max. allowed Pressure:	55259 psi \| 3810 bar
LID:	LID_B939_C1011
Last updated:	2025-01-01

Load data for 136 loads in caliber .243 Ackley Improved with .243 | 74gr | Berger M bullet and 68 powders such as Alliant Reloder-17, IMR 4895, ReloadSwiss RS 60, Rottweil R 903, Somchem S355. 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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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 2208	<<locked>>	88%	49110	89%	**61	98%
[Accurate 2700]*	<<locked>>	89%	49385	89%	**89	94%
Accurate 4064	<<locked>>	87%	49530	90%	**81	100%
Accurate 4350	<<locked>>	95%	48776	88%	**33	98%
Alliant Reloder- TS 15.5	<<locked>>	88%	49197	89%	**01	99%
Alliant Reloder-15	<<locked>>	86%	49603	90%	**14	98%
Alliant Reloder-16	<<locked>>	96%	48588	88%	**69	98%
Alliant Reloder-17 👍	<<locked>>	92%	49298	89%	**99	99%
Alliant Reloder-23	<<locked>>	97%	35476	64%	**51	95%
[Alliant Reloder-26]*	<<locked>>	97%	39436	71%	**92	94%
Baschieri & Pellagri 107	<<locked>>	83%	49545	90%	**07	98%
Hodgdon CFE223	<<locked>>	86%	49008	89%	**30	98%
Hodgdon H380	<<locked>>	88%	49719	90%	**97	97%
Hodgdon H414	<<locked>>	91%	48588	88%	**20	95%
[Hodgdon H4350]*	<<locked>>	97%	48022	87%	**41	93%
Hodgdon Hybrid 100V	<<locked>>	96%	45382	82%	**32	98%
Hodgdon LVR	<<locked>>	93%	49269	89%	**33	97%
[Hodgdon Superperformance]*	<<locked>>	93%	48791	88%	**37	94%
Hodgdon VARGET	<<locked>>	88%	49110	89%	**61	98%
Hodgdon TrailBoss	<<locked>>	96%	33634	61%	**23	100%
IMR 3031	<<locked>>	86%	49197	89%	**07	100%
IMR 4064	<<locked>>	89%	49414	89%	**68	98%
IMR 4166 Enduron	<<locked>>	89%	48834	88%	**19	95%
[IMR 4350]*	<<locked>>	96%	49443	89%	**61	94%
IMR 4451 Enduron	<<locked>>	91%	49545	90%	**58	95%
IMR 4831	<<locked>>	96%	42975	78%	**89	96%
IMR 4895 👍	<<locked>>	86%	49661	90%	**37	99%
Lovex D073.6	<<locked>>	83%	49327	89%	**74	100%
Lovex S062	<<locked>>	87%	49705	90%	**78	99%
Lovex S065	<<locked>>	93%	49676	90%	**71	96%
Lovex S070	<<locked>>	95%	49487	90%	**74	95%
Norma 201	<<locked>>	84%	48907	89%	**45	99%
Norma 202	<<locked>>	84%	49632	90%	**74	100%
Norma 203B	<<locked>>	86%	48805	88%	**97	99%
[Norma 204]*	<<locked>>	95%	49110	89%	**91	92%
Norma URP	<<locked>>	96%	49356	89%	**40	98%
Ramshot Big Game	<<locked>>	86%	49255	89%	**17	99%
Ramshot Hunter	<<locked>>	97%	49545	90%	**43	96%
ReloadSwiss RS 14	<<locked>>	96%	33678	61%	**59	100%
ReloadSwiss RS 50	<<locked>>	87%	49023	89%	**58	95%
ReloadSwiss RS 52	<<locked>>	87%	48646	88%	**27	100%
ReloadSwiss RS 60 👍	<<locked>>	93%	48820	88%	**19	100%
ReloadSwiss RS 62	<<locked>>	96%	49603	90%	**63	97%
ReloadSwiss RS 70	<<locked>>	95%	48820	88%	**76	97%
Rottweil R 902	<<locked>>	85%	48820	88%	**45	99%
Rottweil R 903 👍	<<locked>>	90%	48994	89%	**87	99%
[Rottweil R 907]*	<<locked>>	91%	48718	88%	**35	94%
SNPE Vectan SP 11	<<locked>>	89%	49095	89%	**27	99%
SNPE Vectan SP 9	<<locked>>	84%	49458	89%	**81	99%
SNPE Vectan Tubal 3000	<<locked>>	83%	49429	89%	**92	100%
SNPE Vectan Tubal 5000	<<locked>>	88%	48892	88%	**73	100%
SNPE Vectan Tubal 7000	<<locked>>	93%	49313	89%	**99	95%
Shooters World Long Rifle	<<locked>>	93%	49676	90%	**71	96%
Shooters World Match Rifle	<<locked>>	83%	49327	89%	**74	100%
Shooters World Precision	<<locked>>	87%	49705	90%	**78	99%
Somchem S355 👍	<<locked>>	90%	49501	90%	**94	99%
Somchem S365	<<locked>>	96%	44933	81%	**87	99%
Vihtavuori N133	<<locked>>	85%	49371	89%	**76	100%
Vihtavuori N135	<<locked>>	92%	49617	90%	**41	100%
Vihtavuori N140	<<locked>>	86%	49429	89%	**32	100%
Vihtavuori N150	<<locked>>	95%	48849	88%	**48	100%
Vihtavuori N160	<<locked>>	93%	49327	89%	**97	97%
Vihtavuori N540	<<locked>>	86%	49081	89%	**51	100%
Vihtavuori N550	<<locked>>	93%	49559	90%	**40	97%
Vihtavuori N555	<<locked>>	97%	38551	70%	**46	95%
Winchester 6.5 StaBALL	<<locked>>	94%	49240	89%	**61	99%
Winchester 760	<<locked>>	91%	48588	88%	**20	95%
[Winchester StaBALL HD]*	<<locked>>	97%	31575	57%	**86	93%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
ADI AR 2208	<<locked>>	81%	38899	70%	**28	95%
[Accurate 2700]*	<<locked>>	83%	40292	73%	**86	90%
Accurate 4064	<<locked>>	81%	39856	72%	**81	100%
[Accurate 4350]*	<<locked>>	82%	30008	54%	**54	90%
Alliant Reloder- TS 15.5	<<locked>>	81%	38914	70%	**71	97%
Alliant Reloder-15	<<locked>>	81%	41713	75%	**43	96%
[Alliant Reloder-16]*	<<locked>>	82%	31314	57%	**97	90%
[Alliant Reloder-17]*	<<locked>>	81%	33591	61%	**95	94%
[Alliant Reloder-23]*	<<locked>>	89%	28282	51%	**95	90%
[Alliant Reloder-26]*	<<locked>>	92%	33794	61%	**28	90%
Baschieri & Pellagri 107	<<locked>>	81%	45542	82%	**19	97%
Hodgdon CFE223	<<locked>>	81%	40480	73%	**43	95%
[Hodgdon H380]*	<<locked>>	81%	39233	71%	**64	94%
[Hodgdon H414]*	<<locked>>	83%	37652	68%	**54	90%
[Hodgdon H4350]*	<<locked>>	91%	39784	72%	**45	90%
[Hodgdon Hybrid 100V]*	<<locked>>	81%	27615	50%	**36	91%
[Hodgdon LVR]*	<<locked>>	81%	32576	59%	**07	90%
[Hodgdon Superperformance]*	<<locked>>	88%	40408	73%	**33	90%
Hodgdon VARGET	<<locked>>	81%	38899	70%	**28	95%
Hodgdon TrailBoss	<<locked>>	81%	26789	48%	**49	100%
IMR 3031	<<locked>>	81%	41989	76%	**63	100%
IMR 4064	<<locked>>	81%	38261	69%	**18	95%
[IMR 4166 Enduron]*	<<locked>>	81%	38174	69%	**66	91%
[IMR 4350]*	<<locked>>	89%	39334	71%	**41	90%
[IMR 4451 Enduron]*	<<locked>>	82%	37971	69%	**86	90%
[IMR 4831]*	<<locked>>	85%	29559	53%	**22	90%
IMR 4895	<<locked>>	81%	42801	77%	**76	97%
Lovex D073.6	<<locked>>	81%	45150	82%	**02	100%
Lovex S062	<<locked>>	81%	40973	74%	**94	98%
[Lovex S065]*	<<locked>>	81%	33489	61%	**67	90%
[Lovex S070]*	<<locked>>	86%	36811	67%	**79	90%
Norma 201	<<locked>>	81%	44962	81%	**69	99%
Norma 202	<<locked>>	81%	45556	82%	**82	100%
Norma 203B	<<locked>>	81%	41234	75%	**33	97%
[Norma 204]*	<<locked>>	92%	44077	80%	**76	90%
[Norma URP]*	<<locked>>	82%	30603	55%	**61	90%
Ramshot Big Game	<<locked>>	81%	40770	74%	**33	97%
[Ramshot Hunter]*	<<locked>>	87%	35578	64%	**05	90%
ReloadSwiss RS 14	<<locked>>	81%	26832	49%	**85	100%
[ReloadSwiss RS 50]*	<<locked>>	81%	40016	72%	**48	92%
ReloadSwiss RS 52	<<locked>>	81%	39900	72%	**36	98%
ReloadSwiss RS 60	<<locked>>	81%	32692	59%	**82	95%
[ReloadSwiss RS 62]*	<<locked>>	83%	31328	57%	**04	90%
[ReloadSwiss RS 70]*	<<locked>>	85%	34316	62%	**82	90%
Rottweil R 902	<<locked>>	81%	43062	78%	**14	98%
Rottweil R 903	<<locked>>	81%	36201	66%	**95	96%
[Rottweil R 907]*	<<locked>>	85%	39392	71%	**15	90%
SNPE Vectan SP 11	<<locked>>	81%	37101	67%	**51	95%
SNPE Vectan SP 9	<<locked>>	81%	44599	81%	**79	98%
SNPE Vectan Tubal 3000	<<locked>>	81%	46456	84%	**27	100%
SNPE Vectan Tubal 5000	<<locked>>	81%	38537	70%	**56	100%
[SNPE Vectan Tubal 7000]*	<<locked>>	84%	36318	66%	**04	90%
[Shooters World Long Rifle]*	<<locked>>	81%	33489	61%	**67	90%
Shooters World Match Rifle	<<locked>>	81%	45150	82%	**02	100%
Shooters World Precision	<<locked>>	81%	40973	74%	**94	98%
Somchem S355	<<locked>>	81%	36782	67%	**95	96%
[Somchem S365]*	<<locked>>	81%	26585	48%	**56	92%
Vihtavuori N133	<<locked>>	81%	43540	79%	**74	100%
Vihtavuori N135	<<locked>>	81%	35636	64%	**46	100%
Vihtavuori N140	<<locked>>	81%	42511	77%	**00	100%
Vihtavuori N150	<<locked>>	81%	31618	57%	**35	96%
[Vihtavuori N160]*	<<locked>>	81%	32590	59%	**84	91%
Vihtavuori N540	<<locked>>	81%	42453	77%	**20	100%
[Vihtavuori N550]*	<<locked>>	81%	32837	59%	**27	91%
[Vihtavuori N555]*	<<locked>>	88%	28979	52%	**54	90%
[Winchester 6.5 StaBALL]*	<<locked>>	81%	31430	57%	**25	94%
[Winchester 760]*	<<locked>>	83%	37652	68%	**54	90%
[Winchester StaBALL HD]*	<<locked>>	94%	29138	53%	**77	90%

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