Load data for .308 Norma Mag. + .308 | 125gr | Sierra HPMK

Recommended Powder(s): Alliant Reloder-15, IMR 4895, Norma 203B, Ramshot Big Game, ReloadSwiss RS 52

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.308 \| 125gr \| Sierra HPMK
Manufacturer SKU:	2121
Bullet Weight:	125gr \| 8.1g
Bullet Diameter:	0.308" \| 7.82mm
Bullet Length:	1.180" \| 30.0mm
Caliber:	.308 Norma Mag. load data
Case Length (l3):	2.559" \| 65.0mm
Cartridge Length (C.O.L.):	3.296" \| 83.7mm
Seated Depth:	0.443" \| 11.3mm
Shank Seated Depth:	0.443" \| 11.3mm
Case Capacity:	86.5 Grains of Water \| 5.62 cm³
Primer Size:	Large Rifle Magnum (LRM)
Max. allowed Pressure:	63817 psi \| 4400 bar
LID:	LID_B5863_C398
Last updated:	2025-01-01

Load data for 188 loads in caliber .308 Norma Mag. with .308 | 125gr | Sierra HPMK bullet and 94 powders such as Alliant Reloder-15, IMR 4895, Norma 203B, Ramshot Big Game, ReloadSwiss RS 52. 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>>	89%	56942	89%	**33	99%
ADI AR 2208	<<locked>>	95%	57232	90%	**07	99%
Accurate 2015	<<locked>>	86%	57072	89%	**25	100%
Accurate 2200	<<locked>>	87%	56739	89%	**94	98%
Accurate 2230	<<locked>>	83%	56927	89%	**78	100%
Accurate 2460	<<locked>>	83%	57276	90%	**87	100%
Accurate 2495	<<locked>>	88%	56782	89%	**97	100%
Accurate 2520	<<locked>>	87%	56434	88%	**04	100%
Accurate 2700	<<locked>>	95%	57087	89%	**19	95%
Accurate 4064	<<locked>>	94%	56782	89%	**14	100%
Accurate 4350	<<locked>>	97%	47863	75%	**22	97%
Alliant AR-Comp	<<locked>>	88%	57319	90%	**87	100%
Alliant Reloder- TS 15.5	<<locked>>	95%	57217	90%	**37	100%
Alliant Reloder-10x	<<locked>>	83%	57334	90%	**48	100%
Alliant Reloder-15 👍	<<locked>>	93%	57363	90%	**50	99%
Alliant Reloder-16	<<locked>>	97%	46818	73%	**25	97%
Alliant Reloder-17	<<locked>>	97%	54708	86%	**06	100%
[Alliant Reloder-23]*	<<locked>>	97%	33286	52%	**90	93%
Baschieri & Pellagri 107	<<locked>>	89%	57392	90%	**46	99%
Hodgdon BL-C2	<<locked>>	87%	56956	89%	**43	100%
Hodgdon Benchmark	<<locked>>	87%	57435	90%	**68	100%
Hodgdon CFE223	<<locked>>	92%	56565	89%	**73	99%
Hodgdon H322	<<locked>>	86%	56811	89%	**94	100%
Hodgdon H380	<<locked>>	94%	57334	90%	**37	98%
Hodgdon H414	<<locked>>	97%	56507	89%	**66	96%
[Hodgdon H4350]*	<<locked>>	97%	45455	71%	**81	92%
Hodgdon Hybrid 100V	<<locked>>	97%	43497	68%	**94	98%
Hodgdon LVR	<<locked>>	97%	51808	81%	**81	97%
[Hodgdon Superperformance]*	<<locked>>	97%	52214	82%	**04	94%
Hodgdon VARGET	<<locked>>	95%	57421	90%	**17	99%
Hodgdon TrailBoss	<<locked>>	96%	33199	52%	**24	100%
IMR 3031	<<locked>>	92%	57058	89%	**37	100%
IMR 4064	<<locked>>	95%	57000	89%	**07	99%
IMR 4166 Enduron	<<locked>>	96%	57116	89%	**61	96%
IMR 4198	<<locked>>	83%	57319	90%	**05	100%
[IMR 4350]*	<<locked>>	97%	48356	76%	**46	93%
IMR 4451 Enduron	<<locked>>	97%	56376	88%	**87	96%
IMR 4831	<<locked>>	97%	40379	63%	**31	95%
IMR 4895 👍	<<locked>>	92%	57130	90%	**63	99%
IMR 8208 XBR	<<locked>>	88%	57058	89%	**01	100%
Lovex D073.5	<<locked>>	83%	56666	89%	**71	100%
Lovex D073.6	<<locked>>	89%	57043	89%	**10	100%
Lovex S060	<<locked>>	89%	57000	89%	**61	99%
Lovex S062	<<locked>>	93%	56507	89%	**97	100%
Lovex S065	<<locked>>	97%	52257	82%	**19	96%
Lovex S070	<<locked>>	97%	50111	79%	**86	95%
Norma 201	<<locked>>	90%	57377	90%	**97	100%
Norma 202	<<locked>>	90%	57072	89%	**01	100%
Norma 203B 👍	<<locked>>	93%	57246	90%	**53	99%
Norma URP	<<locked>>	97%	47921	75%	**19	97%
Ramshot Big Game 👍	<<locked>>	92%	56884	89%	**53	99%
[Ramshot Hunter]*	<<locked>>	97%	46905	74%	**86	94%
Ramshot TAC	<<locked>>	87%	57043	89%	**01	98%
Ramshot Wild Boar	<<locked>>	88%	57188	90%	**40	99%
Ramshot X-Terminator	<<locked>>	85%	56898	89%	**71	99%
ReloadSwiss RS 14	<<locked>>	96%	33620	53%	**73	100%
ReloadSwiss RS 40	<<locked>>	84%	56927	89%	**91	100%
ReloadSwiss RS 50	<<locked>>	93%	56724	89%	**91	97%
ReloadSwiss RS 52 👍	<<locked>>	93%	57290	90%	**83	100%
ReloadSwiss RS 60	<<locked>>	97%	53287	83%	**99	100%
ReloadSwiss RS 62	<<locked>>	97%	47718	75%	**38	97%
ReloadSwiss RS 70	<<locked>>	97%	47863	75%	**48	96%
Rottweil R 901	<<locked>>	88%	57261	90%	**78	100%
Rottweil R 902	<<locked>>	92%	56956	89%	**87	100%
Rottweil R 903	<<locked>>	97%	57029	89%	**30	100%
Rottweil R 907	<<locked>>	97%	54418	85%	**41	95%
SNPE Vectan SP 11	<<locked>>	95%	56681	89%	**66	99%
SNPE Vectan SP 7	<<locked>>	88%	56913	89%	**91	98%
SNPE Vectan SP 9	<<locked>>	90%	56579	89%	**10	99%
SNPE Vectan Tubal 3000	<<locked>>	89%	57406	90%	**19	100%
SNPE Vectan Tubal 5000	<<locked>>	95%	57406	90%	**09	100%
SNPE Vectan Tubal 7000	<<locked>>	97%	52779	83%	**56	95%
Shooters World Long Rifle	<<locked>>	97%	52257	82%	**19	96%
Shooters World Match Rifle	<<locked>>	89%	57043	89%	**10	100%
Shooters World Precision	<<locked>>	93%	56507	89%	**97	100%
Somchem S321	<<locked>>	85%	57087	89%	**10	100%
Somchem S335	<<locked>>	89%	56768	89%	**19	100%
Somchem S341	<<locked>>	89%	57058	89%	**97	99%
Somchem S355	<<locked>>	96%	57087	89%	**27	100%
Somchem S365	<<locked>>	97%	42496	67%	**50	99%
Vihtavuori N130	<<locked>>	86%	57305	90%	**96	100%
Vihtavuori N133	<<locked>>	92%	57377	90%	**05	100%
Vihtavuori N135	<<locked>>	97%	54810	86%	**28	100%
Vihtavuori N140	<<locked>>	92%	57203	90%	**68	100%
Vihtavuori N150	<<locked>>	97%	49197	77%	**46	99%
Vihtavuori N160	<<locked>>	97%	52866	83%	**58	98%
Vihtavuori N530	<<locked>>	86%	57305	90%	**23	100%
Vihtavuori N540	<<locked>>	92%	57159	90%	**91	100%
Vihtavuori N550	<<locked>>	97%	53069	83%	**17	98%
[Vihtavuori N555]*	<<locked>>	97%	35621	56%	**76	94%
Winchester 6.5 StaBALL	<<locked>>	97%	50966	80%	**96	99%
Winchester 748	<<locked>>	85%	56637	89%	**33	100%
Winchester 760	<<locked>>	97%	56507	89%	**66	96%
Winchester StaBALL Match	<<locked>>	83%	57188	90%	**33	100%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
ADI AR 2206H	<<locked>>	81%	43772	69%	**77	97%
[ADI AR 2208]*	<<locked>>	81%	37173	58%	**97	94%
Accurate 2015	<<locked>>	81%	49676	78%	**10	100%
Accurate 2200	<<locked>>	81%	46035	72%	**81	96%
Accurate 2230	<<locked>>	81%	52243	82%	**96	99%
Accurate 2460	<<locked>>	81%	52460	82%	**02	100%
Accurate 2495	<<locked>>	81%	44802	70%	**91	100%
Accurate 2520	<<locked>>	81%	45527	71%	**17	100%
[Accurate 2700]*	<<locked>>	85%	40944	64%	**10	90%
Accurate 4064	<<locked>>	81%	37724	59%	**46	99%
[Accurate 4350]*	<<locked>>	84%	30763	48%	**92	90%
Alliant AR-Comp	<<locked>>	81%	45818	72%	**00	100%
Alliant Reloder- TS 15.5	<<locked>>	81%	36535	57%	**13	96%
Alliant Reloder-10x	<<locked>>	81%	53374	84%	**86	100%
Alliant Reloder-15	<<locked>>	81%	39363	62%	**89	95%
[Alliant Reloder-16]*	<<locked>>	85%	32300	51%	**31	90%
[Alliant Reloder-17]*	<<locked>>	81%	31749	50%	**44	92%
[Alliant Reloder-23]*	<<locked>>	92%	29124	46%	**40	90%
Baschieri & Pellagri 107	<<locked>>	81%	43004	67%	**71	96%
Hodgdon BL-C2	<<locked>>	81%	45658	72%	**33	99%
Hodgdon Benchmark	<<locked>>	81%	47688	75%	**87	99%
[Hodgdon CFE223]*	<<locked>>	81%	37797	59%	**72	94%
Hodgdon H322	<<locked>>	81%	48573	76%	**56	100%
[Hodgdon H380]*	<<locked>>	81%	37014	58%	**13	93%
[Hodgdon H414]*	<<locked>>	86%	38566	60%	**92	90%
[Hodgdon H4350]*	<<locked>>	93%	40712	64%	**79	90%
[Hodgdon Hybrid 100V]*	<<locked>>	83%	27485	43%	**54	90%
[Hodgdon LVR]*	<<locked>>	83%	33083	52%	**31	90%
[Hodgdon Superperformance]*	<<locked>>	91%	41640	65%	**64	90%
[Hodgdon VARGET]*	<<locked>>	81%	37014	58%	**87	94%
Hodgdon TrailBoss	<<locked>>	81%	26397	41%	**60	100%
IMR 3031	<<locked>>	81%	39929	63%	**25	100%
[IMR 4064]*	<<locked>>	81%	36390	57%	**74	94%
[IMR 4166 Enduron]*	<<locked>>	83%	38493	60%	**74	90%
IMR 4198	<<locked>>	81%	53476	84%	**53	100%
[IMR 4350]*	<<locked>>	91%	40567	64%	**66	90%
[IMR 4451 Enduron]*	<<locked>>	85%	39262	62%	**23	90%
[IMR 4831]*	<<locked>>	88%	30574	48%	**69	90%
IMR 4895	<<locked>>	81%	40234	63%	**18	96%
IMR 8208 XBR	<<locked>>	81%	45861	72%	**91	99%
Lovex D073.5	<<locked>>	81%	52272	82%	**02	100%
Lovex D073.6	<<locked>>	81%	42830	67%	**58	99%
Lovex S060	<<locked>>	81%	43990	69%	**15	97%
Lovex S062	<<locked>>	81%	38827	61%	**40	97%
[Lovex S065]*	<<locked>>	83%	34258	54%	**99	90%
[Lovex S070]*	<<locked>>	88%	38145	60%	**27	90%
Norma 201	<<locked>>	81%	42815	67%	**22	98%
Norma 202	<<locked>>	81%	43105	68%	**38	100%
Norma 203B	<<locked>>	81%	38740	61%	**72	96%
[Norma URP]*	<<locked>>	84%	31604	50%	**05	90%
Ramshot Big Game	<<locked>>	81%	38290	60%	**82	95%
[Ramshot Hunter]*	<<locked>>	89%	36695	58%	**43	90%
Ramshot TAC	<<locked>>	81%	46035	72%	**91	95%
Ramshot Wild Boar	<<locked>>	81%	45353	71%	**10	97%
Ramshot X-Terminator	<<locked>>	81%	49893	78%	**43	98%
ReloadSwiss RS 14	<<locked>>	81%	26789	42%	**06	100%
ReloadSwiss RS 40	<<locked>>	81%	51880	81%	**05	100%
[ReloadSwiss RS 50]*	<<locked>>	81%	37666	59%	**90	91%
ReloadSwiss RS 52	<<locked>>	81%	37594	59%	**82	97%
[ReloadSwiss RS 60]*	<<locked>>	81%	30922	48%	**25	93%
[ReloadSwiss RS 62]*	<<locked>>	85%	32039	50%	**41	90%
[ReloadSwiss RS 70]*	<<locked>>	88%	35476	56%	**27	90%
Rottweil R 901	<<locked>>	81%	46717	73%	**87	100%
Rottweil R 902	<<locked>>	81%	40915	64%	**72	98%
Rottweil R 903	<<locked>>	81%	34026	53%	**48	95%
[Rottweil R 907]*	<<locked>>	87%	40596	64%	**56	90%
[SNPE Vectan SP 11]*	<<locked>>	81%	35143	55%	**97	94%
SNPE Vectan SP 7	<<locked>>	81%	44396	70%	**58	95%
SNPE Vectan SP 9	<<locked>>	81%	42482	67%	**41	97%
SNPE Vectan Tubal 3000	<<locked>>	81%	44382	70%	**95	100%
SNPE Vectan Tubal 5000	<<locked>>	81%	36840	58%	**35	99%
[SNPE Vectan Tubal 7000]*	<<locked>>	87%	37782	59%	**51	90%
[Shooters World Long Rifle]*	<<locked>>	83%	34258	54%	**99	90%
Shooters World Match Rifle	<<locked>>	81%	42830	67%	**58	99%
Shooters World Precision	<<locked>>	81%	38827	61%	**40	97%
Somchem S321	<<locked>>	81%	49951	78%	**92	99%
Somchem S335	<<locked>>	81%	43903	69%	**89	100%
Somchem S341	<<locked>>	81%	43888	69%	**51	97%
Somchem S355	<<locked>>	81%	34940	55%	**64	95%
[Somchem S365]*	<<locked>>	81%	25541	40%	**38	90%
Vihtavuori N130	<<locked>>	81%	49414	77%	**71	100%
Vihtavuori N133	<<locked>>	81%	41481	65%	**36	100%
Vihtavuori N135	<<locked>>	81%	33765	53%	**18	99%
Vihtavuori N140	<<locked>>	81%	40292	63%	**63	100%
[Vihtavuori N150]*	<<locked>>	81%	29747	47%	**90	94%
[Vihtavuori N160]*	<<locked>>	82%	31589	49%	**62	90%
Vihtavuori N530	<<locked>>	81%	48312	76%	**56	99%
Vihtavuori N540	<<locked>>	81%	39885	62%	**66	99%
[Vihtavuori N550]*	<<locked>>	81%	31459	49%	**02	90%
[Vihtavuori N555]*	<<locked>>	91%	29689	47%	**95	90%
[Winchester 6.5 StaBALL]*	<<locked>>	81%	29747	47%	**80	92%
Winchester 748	<<locked>>	81%	49153	77%	**12	100%
[Winchester 760]*	<<locked>>	86%	38566	60%	**92	90%
Winchester StaBALL Match	<<locked>>	81%	52721	83%	**61	99%

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