Load data for 8 x 57 IRS + .323 | 146gr | Hammer 146gr Lever Stone Hammer

Recommended Powder(s): Accurate 2495, Accurate 4064, Hodgdon H322, IMR 3031, Vihtavuori N540

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.323 \| 146gr \| Hammer Lever Stone Hammer
Manufacturer SKU:	32146LSH
Bullet Weight:	146gr \| 9.5g
Bullet Diameter:	0.323" \| 8.20mm
Bullet Length:	1.050" \| 26.7mm
Caliber:	8 x 57 IRS load data
Case Length (l3):	2.244" \| 57.0mm
Cartridge Length (C.O.L.):	3.167" \| 80.4mm
Seated Depth:	0.127" \| 3.2mm
Shank Seated Depth:	-0.034" \| -0.9mm
Case Capacity:	64.0 Grains of Water \| 4.16 cm³
Primer Size:	Large Rifle (LR)
Max. allowed Pressure:	47863 psi \| 3300 bar
LID:	LID_B10952_C1173
Last updated:	2025-08-22
Recommended Twist Rate:	1:16 - 1:13

Load data for 122 loads in caliber 8 x 57 IRS with .323 | 146gr | Hammer Lever Stone Hammer bullet and 61 powders such as Accurate 2495, Accurate 4064, Hodgdon H322, IMR 3031, 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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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>>	89%	43047	90%	**18	95%
[ADI AR 2208]*	<<locked>>	94%	42511	89%	**82	94%
Accurate 2015	<<locked>>	85%	42888	90%	**66	100%
[Accurate 2200]*	<<locked>>	87%	42873	90%	**66	93%
Accurate 2495 👍	<<locked>>	90%	42873	90%	**48	100%
Accurate 2520	<<locked>>	88%	42453	89%	**31	98%
Accurate 4064 👍	<<locked>>	95%	42627	89%	**48	99%
Alliant AR-Comp	<<locked>>	88%	42308	88%	**38	100%
Alliant Reloder- TS 15.5	<<locked>>	95%	42453	89%	**31	96%
[Alliant Reloder-15]*	<<locked>>	92%	42366	89%	**31	94%
[Alliant Reloder-17]*	<<locked>>	97%	39885	83%	**31	93%
[Baschieri & Pellagri 107]*	<<locked>>	90%	42975	90%	**25	93%
Hodgdon BL-C2	<<locked>>	88%	42873	90%	**54	96%
Hodgdon Benchmark	<<locked>>	85%	42250	88%	**33	97%
[Hodgdon CFE223]*	<<locked>>	93%	42163	88%	**31	92%
Hodgdon H322 👍	<<locked>>	85%	42743	89%	**12	99%
[Hodgdon H380]*	<<locked>>	94%	42569	89%	**12	92%
[Hodgdon VARGET]*	<<locked>>	94%	42714	89%	**92	94%
Hodgdon TrailBoss	<<locked>>	96%	31705	66%	**78	100%
IMR 3031 👍	<<locked>>	93%	42685	89%	**71	100%
[IMR 4064]*	<<locked>>	95%	42888	90%	**89	94%
IMR 4895	<<locked>>	92%	42743	89%	**54	95%
IMR 8208 XBR	<<locked>>	87%	42598	89%	**82	96%
Lovex D073.5	<<locked>>	84%	42685	89%	**89	97%
Lovex D073.6	<<locked>>	90%	42699	89%	**31	98%
Lovex S060	<<locked>>	88%	42627	89%	**33	95%
Lovex S062	<<locked>>	93%	43004	90%	**12	96%
Norma 201	<<locked>>	89%	42090	88%	**76	96%
Norma 202	<<locked>>	89%	42148	88%	**99	98%
Norma 203B	<<locked>>	93%	42337	88%	**31	95%
[Ramshot Big Game]*	<<locked>>	93%	42830	89%	**44	94%
[Ramshot Wild Boar]*	<<locked>>	88%	42264	88%	**08	94%
[Ramshot X-Terminator]*	<<locked>>	84%	42598	89%	**59	94%
ReloadSwiss RS 14	<<locked>>	95%	31734	66%	**18	100%
ReloadSwiss RS 40	<<locked>>	83%	42554	89%	**89	98%
ReloadSwiss RS 52	<<locked>>	94%	42409	89%	**77	97%
[ReloadSwiss RS 60]*	<<locked>>	97%	39001	81%	**08	94%
Rottweil R 901	<<locked>>	87%	42989	90%	**79	98%
Rottweil R 902	<<locked>>	91%	42279	88%	**76	96%
Rottweil R 903	<<locked>>	96%	40799	85%	**99	95%
[SNPE Vectan SP 11]*	<<locked>>	96%	43062	90%	**61	94%
[SNPE Vectan SP 7]*	<<locked>>	89%	42917	90%	**79	92%
SNPE Vectan SP 9	<<locked>>	90%	42859	90%	**08	95%
SNPE Vectan Tubal 3000	<<locked>>	88%	42975	90%	**30	99%
SNPE Vectan Tubal 5000	<<locked>>	94%	42453	89%	**36	99%
Shooters World Match Rifle	<<locked>>	90%	42699	89%	**31	98%
Shooters World Precision	<<locked>>	93%	43004	90%	**12	96%
Somchem S321	<<locked>>	85%	42438	89%	**05	97%
Somchem S335	<<locked>>	89%	42931	90%	**49	99%
[Somchem S341]*	<<locked>>	89%	42337	88%	**89	94%
Somchem S355	<<locked>>	97%	42728	89%	**28	95%
Vihtavuori N130	<<locked>>	84%	42786	89%	**23	100%
Vihtavuori N133	<<locked>>	91%	43047	90%	**46	100%
Vihtavuori N135	<<locked>>	97%	39987	84%	**56	100%
Vihtavuori N140	<<locked>>	92%	42888	90%	**92	99%
Vihtavuori N150	<<locked>>	97%	35636	74%	**54	95%
Vihtavuori N530	<<locked>>	85%	42264	88%	**95	96%
Vihtavuori N540 👍	<<locked>>	92%	42960	90%	**18	99%
[Winchester 6.5 StaBALL]*	<<locked>>	97%	37768	79%	**61	93%
Winchester 748	<<locked>>	86%	42511	89%	**44	97%
Winchester StaBALL Match	<<locked>>	84%	42757	89%	**35	96%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AR 2206H]*	<<locked>>	81%	33286	70%	**95	91%
[ADI AR 2208]*	<<locked>>	87%	34606	72%	**95	90%
Accurate 2015	<<locked>>	81%	37985	79%	**67	100%
[Accurate 2200]*	<<locked>>	82%	36622	77%	**25	90%
Accurate 2495	<<locked>>	81%	31763	66%	**02	98%
Accurate 2520	<<locked>>	81%	32996	69%	**18	95%
[Accurate 4064]*	<<locked>>	81%	26731	56%	**54	94%
Alliant AR-Comp	<<locked>>	81%	33272	70%	**51	100%
[Alliant Reloder- TS 15.5]*	<<locked>>	83%	28906	60%	**00	90%
[Alliant Reloder-15]*	<<locked>>	85%	33243	69%	**08	90%
[Alliant Reloder-17]*	<<locked>>	92%	34200	71%	**77	90%
[Baschieri & Pellagri 107]*	<<locked>>	84%	35781	75%	**57	90%
[Hodgdon BL-C2]*	<<locked>>	81%	33098	69%	**28	93%
Hodgdon Benchmark	<<locked>>	81%	37608	79%	**35	95%
[Hodgdon CFE223]*	<<locked>>	89%	36999	77%	**13	90%
Hodgdon H322	<<locked>>	81%	36927	77%	**90	98%
[Hodgdon H380]*	<<locked>>	90%	37565	78%	**00	90%
[Hodgdon VARGET]*	<<locked>>	87%	34142	71%	**85	90%
Hodgdon TrailBoss	<<locked>>	83%	26092	55%	**54	100%
IMR 3031	<<locked>>	81%	29124	61%	**43	96%
[IMR 4064]*	<<locked>>	87%	32982	69%	**59	90%
[IMR 4895]*	<<locked>>	83%	31531	66%	**85	90%
[IMR 8208 XBR]*	<<locked>>	81%	35244	74%	**25	94%
Lovex D073.5	<<locked>>	81%	39117	82%	**10	96%
[Lovex D073.6]*	<<locked>>	81%	30835	64%	**62	94%
[Lovex S060]*	<<locked>>	81%	34751	73%	**56	92%
[Lovex S062]*	<<locked>>	81%	29211	61%	**77	91%
[Norma 201]*	<<locked>>	81%	32518	68%	**52	93%
Norma 202	<<locked>>	81%	32256	67%	**72	96%
[Norma 203B]*	<<locked>>	84%	31430	66%	**69	90%
[Ramshot Big Game]*	<<locked>>	86%	33823	71%	**28	90%
[Ramshot Wild Boar]*	<<locked>>	81%	33837	71%	**12	91%
[Ramshot X-Terminator]*	<<locked>>	81%	38450	80%	**71	93%
ReloadSwiss RS 14	<<locked>>	81%	25498	53%	**77	100%
ReloadSwiss RS 40	<<locked>>	81%	39784	83%	**30	97%
[ReloadSwiss RS 52]*	<<locked>>	82%	28021	59%	**00	90%
[ReloadSwiss RS 60]*	<<locked>>	92%	32851	69%	**35	90%
Rottweil R 901	<<locked>>	81%	36100	75%	**28	97%
[Rottweil R 902]*	<<locked>>	81%	30908	65%	**00	92%
[Rottweil R 903]*	<<locked>>	87%	29834	62%	**36	90%
[SNPE Vectan SP 11]*	<<locked>>	88%	33402	70%	**28	90%
[SNPE Vectan SP 7]*	<<locked>>	85%	37898	79%	**77	90%
[SNPE Vectan SP 9]*	<<locked>>	81%	32039	67%	**56	90%
SNPE Vectan Tubal 3000	<<locked>>	81%	34635	72%	**49	96%
SNPE Vectan Tubal 5000	<<locked>>	81%	28021	59%	**95	95%
[Shooters World Match Rifle]*	<<locked>>	81%	30835	64%	**62	94%
[Shooters World Precision]*	<<locked>>	81%	29211	61%	**77	91%
Somchem S321	<<locked>>	81%	37623	79%	**03	95%
Somchem S335	<<locked>>	81%	33707	70%	**46	97%
[Somchem S341]*	<<locked>>	81%	32909	69%	**66	90%
[Somchem S355]*	<<locked>>	86%	30676	64%	**39	90%
Vihtavuori N130	<<locked>>	81%	38435	80%	**41	100%
Vihtavuori N133	<<locked>>	81%	32329	68%	**16	98%
Vihtavuori N135	<<locked>>	81%	24743	52%	**72	95%
Vihtavuori N140	<<locked>>	81%	30153	63%	**00	95%
[Vihtavuori N150]*	<<locked>>	87%	26818	56%	**05	90%
Vihtavuori N530	<<locked>>	81%	36651	77%	**71	95%
[Vihtavuori N540]*	<<locked>>	81%	29878	62%	**07	94%
[Winchester 6.5 StaBALL]*	<<locked>>	93%	33141	69%	**39	90%
Winchester 748	<<locked>>	81%	36405	76%	**10	95%
[Winchester StaBALL Match]*	<<locked>>	81%	38667	81%	**36	94%

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.