Load data for 8 x 57 IRS + .323 | 125gr | H&N RN HS

Recommended Powder(s):

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.323 \| 125gr \| H&N RN HS
Bullet Weight:	125gr \| 8.1g
Bullet Diameter:	0.323" \| 8.20mm
Bullet Length:	0.748" \| 19.0mm
Caliber:	8 x 57 IRS load data
Case Length (l3):	2.244" \| 57.0mm
Cartridge Length (C.O.L.):	2.858" \| 72.6mm
Seated Depth:	0.134" \| 3.4mm
Shank Seated Depth:	0.122" \| 3.1mm
Case Capacity:	64.0 Grains of Water \| 4.16 cm³
Primer Size:	Large Rifle (LR)
Max. allowed Pressure:	47863 psi \| 3300 bar
LID:	LID_B7436_C1173
Last updated:	2025-01-01

Load data for 110 loads in caliber 8 x 57 IRS with .323 | 125gr | H&N RN HS bullet and 55 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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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 2206H]*	<<locked>>	96%	43062	90%	**22	92%
ADI AR 2207	<<locked>>	83%	42627	89%	**72	100%
ADI AR 2219	<<locked>>	86%	42351	88%	**25	98%
Accurate 2015	<<locked>>	92%	42482	89%	**86	99%
[Accurate 2230]*	<<locked>>	90%	42409	89%	**69	93%
Accurate 2460	<<locked>>	91%	43018	90%	**09	96%
Accurate 2495 👍	<<locked>>	97%	40103	84%	**31	99%
Accurate 2520	<<locked>>	96%	42670	89%	**51	96%
Accurate 4064	<<locked>>	97%	32619	68%	**41	95%
Alliant AR-Comp 👍	<<locked>>	96%	42815	89%	**77	100%
Alliant Reloder-10x 👍	<<locked>>	89%	43004	90%	**12	100%
Baschieri & Pellagri 106	<<locked>>	86%	43033	90%	**17	98%
[Hodgdon BL-C2]*	<<locked>>	95%	43004	90%	**61	94%
Hodgdon Benchmark	<<locked>>	91%	42989	90%	**56	95%
Hodgdon H322	<<locked>>	92%	42351	88%	**25	98%
Hodgdon H335	<<locked>>	87%	42250	88%	**12	97%
Hodgdon H4198	<<locked>>	83%	42554	89%	**10	98%
Hodgdon TrailBoss	<<locked>>	96%	29646	62%	**96	100%
IMR 3031	<<locked>>	97%	37695	79%	**86	98%
IMR 4198	<<locked>>	87%	42453	89%	**56	100%
[IMR 8208 XBR]*	<<locked>>	94%	42917	90%	**92	94%
Lovex D073.4	<<locked>>	89%	42583	89%	**76	95%
Lovex D073.5	<<locked>>	91%	42728	89%	**95	95%
Lovex D073.6	<<locked>>	97%	41423	87%	**25	96%
[Lovex S060]*	<<locked>>	94%	42772	89%	**30	92%
[Lovex S062]*	<<locked>>	97%	37681	79%	**97	92%
Norma 200	<<locked>>	85%	42612	89%	**89	100%
[Norma 201]*	<<locked>>	97%	42380	89%	**89	94%
Norma 202	<<locked>>	97%	42772	89%	**22	97%
[Ramshot Wild Boar]*	<<locked>>	94%	42917	90%	**18	92%
[Ramshot X-Terminator]*	<<locked>>	90%	42844	90%	**59	92%
ReloadSwiss RS 14	<<locked>>	97%	29907	62%	**52	100%
ReloadSwiss RS 40	<<locked>>	90%	43033	90%	**05	96%
[ReloadSwiss RS 52]*	<<locked>>	97%	36608	76%	**30	92%
Rottweil R 901	<<locked>>	94%	42293	88%	**86	97%
[Rottweil R 902]*	<<locked>>	97%	40045	84%	**36	93%
SNPE Vectan SP 10	<<locked>>	86%	42670	89%	**18	97%
[SNPE Vectan SP 9]*	<<locked>>	96%	42424	89%	**05	92%
SNPE Vectan Tubal 3000	<<locked>>	94%	42148	88%	**17	97%
SNPE Vectan Tubal 5000	<<locked>>	97%	36912	77%	**15	96%
Shooters World Match Rifle	<<locked>>	97%	41423	87%	**25	96%
[Shooters World Precision]*	<<locked>>	97%	37681	79%	**97	92%
[Shooters World Tactical Rifle]*	<<locked>>	87%	42453	89%	**40	93%
Somchem S321	<<locked>>	91%	42496	89%	**12	95%
Somchem S335	<<locked>>	95%	42786	89%	**56	98%
[Somchem S341]*	<<locked>>	95%	42757	89%	**89	92%
Vihtavuori N120	<<locked>>	85%	42525	89%	**13	100%
Vihtavuori N130	<<locked>>	91%	42554	89%	**43	100%
Vihtavuori N133	<<locked>>	97%	42018	88%	**43	99%
Vihtavuori N135	<<locked>>	97%	30835	64%	**49	96%
Vihtavuori N140	<<locked>>	97%	39755	83%	**43	97%
[Vihtavuori N530]*	<<locked>>	92%	42699	89%	**09	94%
Vihtavuori N540	<<locked>>	97%	39581	83%	**59	96%
Winchester 748	<<locked>>	92%	42859	90%	**58	95%
[Winchester StaBALL Match]*	<<locked>>	90%	42801	89%	**28	93%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AR 2206H]*	<<locked>>	91%	37173	78%	**90	90%
ADI AR 2207	<<locked>>	81%	39407	82%	**07	100%
ADI AR 2219	<<locked>>	81%	34911	73%	**51	96%
Accurate 2015	<<locked>>	81%	29095	61%	**67	96%
[Accurate 2230]*	<<locked>>	84%	34940	73%	**92	90%
[Accurate 2460]*	<<locked>>	81%	30371	63%	**03	90%
[Accurate 2495]*	<<locked>>	81%	21741	45%	**10	91%
[Accurate 2520]*	<<locked>>	85%	28514	60%	**03	91%
[Accurate 4064]*	<<locked>>	89%	24961	52%	**05	90%
Alliant AR-Comp	<<locked>>	81%	25614	54%	**31	97%
Alliant Reloder-10x	<<locked>>	81%	32576	68%	**76	98%
Baschieri & Pellagri 106	<<locked>>	81%	36056	75%	**66	97%
[Hodgdon BL-C2]*	<<locked>>	88%	33011	69%	**22	90%
[Hodgdon Benchmark]*	<<locked>>	82%	31502	66%	**74	90%
[Hodgdon H322]*	<<locked>>	81%	29341	61%	**87	93%
[Hodgdon H335]*	<<locked>>	81%	34403	72%	**28	94%
Hodgdon H4198	<<locked>>	81%	39494	83%	**44	97%
Hodgdon TrailBoss	<<locked>>	81%	23337	49%	**42	100%
[IMR 3031]*	<<locked>>	83%	23583	49%	**46	90%
IMR 4198	<<locked>>	81%	35027	73%	**95	99%
[IMR 8208 XBR]*	<<locked>>	86%	33141	69%	**66	90%
[Lovex D073.4]*	<<locked>>	81%	31589	66%	**20	91%
[Lovex D073.5]*	<<locked>>	81%	30052	63%	**87	90%
[Lovex D073.6]*	<<locked>>	87%	28297	59%	**87	90%
[Lovex S060]*	<<locked>>	90%	36927	77%	**05	90%
[Lovex S062]*	<<locked>>	93%	33025	69%	**76	90%
Norma 200	<<locked>>	81%	36434	76%	**61	99%
[Norma 201]*	<<locked>>	89%	32401	68%	**49	90%
[Norma 202]*	<<locked>>	83%	26310	55%	**02	90%
[Ramshot Wild Boar]*	<<locked>>	91%	37797	79%	**04	90%
[Ramshot X-Terminator]*	<<locked>>	87%	37782	79%	**38	90%
ReloadSwiss RS 14	<<locked>>	81%	23018	48%	**81	100%
[ReloadSwiss RS 40]*	<<locked>>	81%	31720	66%	**30	92%
[ReloadSwiss RS 52]*	<<locked>>	94%	32590	68%	**25	90%
[Rottweil R 901]*	<<locked>>	81%	27253	57%	**95	90%
[Rottweil R 902]*	<<locked>>	91%	32416	68%	**46	90%
SNPE Vectan SP 10	<<locked>>	81%	35404	74%	**48	95%
[SNPE Vectan SP 9]*	<<locked>>	93%	38014	79%	**04	90%
[SNPE Vectan Tubal 3000]*	<<locked>>	81%	27398	57%	**49	91%
[SNPE Vectan Tubal 5000]*	<<locked>>	85%	24685	52%	**70	90%
[Shooters World Match Rifle]*	<<locked>>	87%	28297	59%	**87	90%
[Shooters World Precision]*	<<locked>>	93%	33025	69%	**76	90%
[Shooters World Tactical Rifle]*	<<locked>>	81%	34476	72%	**59	90%
[Somchem S321]*	<<locked>>	83%	31923	67%	**59	90%
[Somchem S335]*	<<locked>>	81%	26223	55%	**30	91%
[Somchem S341]*	<<locked>>	92%	38290	80%	**87	90%
Vihtavuori N120	<<locked>>	81%	37115	78%	**12	100%
Vihtavuori N130	<<locked>>	81%	30705	64%	**67	97%
[Vihtavuori N133]*	<<locked>>	81%	25324	53%	**13	93%
[Vihtavuori N135]*	<<locked>>	87%	22394	47%	**70	90%
[Vihtavuori N140]*	<<locked>>	84%	26165	55%	**72	90%
[Vihtavuori N530]*	<<locked>>	84%	32532	68%	**59	90%
[Vihtavuori N540]*	<<locked>>	86%	27137	57%	**18	90%
[Winchester 748]*	<<locked>>	83%	31227	65%	**59	90%
[Winchester StaBALL Match]*	<<locked>>	85%	35563	74%	**54	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