Load data for .30-378 Weath. Mag. + .309 | 71gr | H&N RN HS

Recommended Powder(s):

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.309 \| 71gr \| H&N RN HS
Bullet Weight:	71gr \| 4.6g
Bullet Diameter:	0.309" \| 7.85mm
Bullet Length:	0.469" \| 11.9mm
Caliber:	.30-378 Weath. Mag. load data
Case Length (l3):	2.913" \| 74.0mm
Cartridge Length (C.O.L.):	3.240" \| 82.3mm
Seated Depth:	0.142" \| 3.6mm
Shank Seated Depth:	0.122" \| 3.1mm
Case Capacity:	133.0 Grains of Water \| 8.64 cm³
Primer Size:	Large Rifle Magnum (LRM)
Max. allowed Pressure:	63817 psi \| 4400 bar
LID:	LID_B7413_C333
Last updated:	2025-01-01

Load data for 158 loads in caliber .30-378 Weath. Mag. with .309 | 71gr | H&N RN HS bullet and 79 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>>	85%	57000	89%	**54	99%
ADI AR 2208 👍	<<locked>>	90%	57029	89%	**21	99%
Accurate 2200	<<locked>>	83%	56985	89%	**27	98%
Accurate 2495	<<locked>>	84%	56942	89%	**98	100%
Accurate 2700	<<locked>>	90%	56913	89%	**93	95%
Accurate 4064	<<locked>>	89%	57319	90%	**94	100%
Accurate 4350	<<locked>>	96%	57159	90%	**37	98%
Alliant AR-Comp	<<locked>>	83%	57276	90%	**01	100%
Alliant Reloder- TS 15.5 👍	<<locked>>	90%	56884	89%	**27	100%
Alliant Reloder-15	<<locked>>	88%	57334	90%	**54	99%
Alliant Reloder-16	<<locked>>	97%	57174	90%	**90	99%
Alliant Reloder-17 👍	<<locked>>	92%	57058	89%	**99	100%
Alliant Reloder-23	<<locked>>	97%	40379	63%	**47	96%
Alliant Reloder-26	<<locked>>	97%	47413	74%	**63	96%
Baschieri & Pellagri 107	<<locked>>	84%	57319	90%	**27	98%
Hodgdon CFE223	<<locked>>	87%	57072	89%	**47	98%
Hodgdon H380	<<locked>>	89%	57261	90%	**14	98%
Hodgdon H414	<<locked>>	91%	57029	89%	**37	96%
[Hodgdon H4350]*	<<locked>>	97%	54737	86%	**29	94%
Hodgdon Hybrid 100V	<<locked>>	97%	53534	84%	**29	99%
Hodgdon LVR	<<locked>>	94%	57421	90%	**37	98%
Hodgdon Superperformance	<<locked>>	93%	56956	89%	**40	96%
Hodgdon VARGET	<<locked>>	90%	57029	89%	**21	99%
Hodgdon TrailBoss	<<locked>>	96%	32837	51%	**54	100%
IMR 3031	<<locked>>	87%	56898	89%	**57	100%
IMR 4064	<<locked>>	91%	57029	89%	**27	99%
IMR 4166 Enduron	<<locked>>	91%	57319	90%	**98	96%
IMR 4350	<<locked>>	96%	57217	90%	**85	95%
IMR 4451 Enduron	<<locked>>	92%	57072	89%	**75	95%
IMR 4831	<<locked>>	97%	49617	78%	**50	97%
IMR 4895	<<locked>>	87%	57305	90%	**77	99%
IMR 8208 XBR	<<locked>>	84%	57043	89%	**17	100%
Lovex D073.6	<<locked>>	85%	57072	89%	**08	100%
Lovex S060	<<locked>>	85%	57261	90%	**04	99%
Lovex S062	<<locked>>	89%	57203	90%	**08	100%
Lovex S065	<<locked>>	94%	57377	90%	**72	97%
Lovex S070	<<locked>>	95%	57072	89%	**88	96%
Norma 201	<<locked>>	86%	57174	90%	**21	100%
Norma 202	<<locked>>	85%	57319	90%	**27	100%
Norma 203B	<<locked>>	88%	57058	89%	**44	99%
[Norma 204]*	<<locked>>	95%	57145	90%	**88	93%
Norma URP	<<locked>>	96%	57058	89%	**40	98%
Ramshot Big Game	<<locked>>	87%	57334	90%	**24	99%
Ramshot Hunter	<<locked>>	96%	57159	90%	**17	97%
ReloadSwiss RS 14	<<locked>>	97%	33243	52%	**10	100%
ReloadSwiss RS 50	<<locked>>	88%	57072	89%	**85	96%
ReloadSwiss RS 52	<<locked>>	87%	56971	89%	**40	100%
ReloadSwiss RS 60 👍	<<locked>>	93%	57159	90%	**22	100%
ReloadSwiss RS 62	<<locked>>	95%	57363	90%	**31	98%
ReloadSwiss RS 70	<<locked>>	95%	57000	89%	**73	98%
Rottweil R 901	<<locked>>	84%	56942	89%	**04	100%
Rottweil R 902	<<locked>>	88%	57203	90%	**11	100%
Rottweil R 903	<<locked>>	91%	57130	90%	**04	99%
Rottweil R 907	<<locked>>	93%	57421	90%	**78	95%
SNPE Vectan SP 11 👍	<<locked>>	90%	57087	89%	**37	99%
SNPE Vectan SP 7	<<locked>>	84%	57174	90%	**91	98%
SNPE Vectan SP 9	<<locked>>	85%	57435	90%	**24	99%
SNPE Vectan Tubal 3000	<<locked>>	85%	57246	90%	**49	100%
SNPE Vectan Tubal 5000	<<locked>>	90%	56927	89%	**99	100%
SNPE Vectan Tubal 7000	<<locked>>	94%	57290	90%	**06	96%
Shooters World Long Rifle	<<locked>>	94%	57377	90%	**72	97%
Shooters World Match Rifle	<<locked>>	85%	57072	89%	**08	100%
Shooters World Precision	<<locked>>	89%	57203	90%	**08	100%
Somchem S335	<<locked>>	86%	57174	90%	**32	100%
Somchem S341	<<locked>>	84%	57246	90%	**98	99%
Somchem S355	<<locked>>	91%	57188	90%	**04	99%
Somchem S365	<<locked>>	97%	53693	84%	**81	100%
[Somchem S385]*	<<locked>>	97%	49385	77%	**98	93%
Vihtavuori N133	<<locked>>	87%	57348	90%	**35	100%
Vihtavuori N135	<<locked>>	93%	57334	90%	**62	100%
Vihtavuori N140	<<locked>>	87%	57159	90%	**62	100%
Vihtavuori N150	<<locked>>	96%	56869	89%	**58	100%
Vihtavuori N160	<<locked>>	93%	57188	90%	**78	98%
Vihtavuori N540	<<locked>>	87%	56971	89%	**81	100%
Vihtavuori N550	<<locked>>	93%	57000	89%	**40	98%
Vihtavuori N555	<<locked>>	97%	45208	71%	**48	96%
Winchester 6.5 StaBALL	<<locked>>	94%	57348	90%	**39	100%
Winchester 760	<<locked>>	91%	57029	89%	**37	96%
[Winchester StaBALL HD]*	<<locked>>	97%	34606	54%	**68	94%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
ADI AR 2206H	<<locked>>	81%	49588	78%	**76	97%
ADI AR 2208	<<locked>>	81%	41887	66%	**63	95%
Accurate 2200	<<locked>>	81%	52344	82%	**26	97%
Accurate 2495	<<locked>>	81%	49821	78%	**76	100%
[Accurate 2700]*	<<locked>>	83%	43482	68%	**81	90%
Accurate 4064	<<locked>>	81%	41727	65%	**43	99%
[Accurate 4350]*	<<locked>>	84%	35346	55%	**63	90%
Alliant AR-Comp	<<locked>>	81%	52866	83%	**29	100%
Alliant Reloder- TS 15.5	<<locked>>	81%	41510	65%	**73	96%
Alliant Reloder-15	<<locked>>	81%	44802	70%	**65	96%
[Alliant Reloder-16]*	<<locked>>	84%	35389	55%	**22	90%
[Alliant Reloder-17]*	<<locked>>	81%	36622	57%	**58	93%
[Alliant Reloder-23]*	<<locked>>	91%	31981	50%	**45	90%
[Alliant Reloder-26]*	<<locked>>	91%	37217	58%	**68	90%
Baschieri & Pellagri 107	<<locked>>	81%	50415	79%	**70	97%
Hodgdon CFE223	<<locked>>	81%	44947	70%	**52	95%
[Hodgdon H380]*	<<locked>>	81%	42380	66%	**60	93%
[Hodgdon H414]*	<<locked>>	84%	42554	67%	**89	90%
[Hodgdon H4350]*	<<locked>>	90%	43758	69%	**50	90%
[Hodgdon Hybrid 100V]*	<<locked>>	83%	30951	48%	**06	90%
[Hodgdon LVR]*	<<locked>>	83%	37260	58%	**29	90%
[Hodgdon Superperformance]*	<<locked>>	86%	42772	67%	**89	90%
[Hodgdon VARGET]*	<<locked>>	81%	41437	65%	**30	94%
Hodgdon TrailBoss	<<locked>>	81%	25817	40%	**41	100%
IMR 3031	<<locked>>	81%	45078	71%	**24	100%
[IMR 4064]*	<<locked>>	81%	40393	63%	**20	94%
[IMR 4166 Enduron]*	<<locked>>	82%	41466	65%	**01	90%
[IMR 4350]*	<<locked>>	89%	43192	68%	**37	90%
[IMR 4451 Enduron]*	<<locked>>	83%	41727	65%	**20	90%
[IMR 4831]*	<<locked>>	87%	34418	54%	**20	90%
IMR 4895	<<locked>>	81%	46035	72%	**21	97%
IMR 8208 XBR	<<locked>>	81%	52011	82%	**22	99%
Lovex D073.6	<<locked>>	81%	49298	77%	**53	100%
Lovex S060	<<locked>>	81%	49037	77%	**21	98%
Lovex S062	<<locked>>	81%	43381	68%	**89	97%
[Lovex S065]*	<<locked>>	83%	38130	60%	**09	90%
[Lovex S070]*	<<locked>>	86%	40944	64%	**98	90%
Norma 201	<<locked>>	81%	47790	75%	**24	98%
Norma 202	<<locked>>	81%	48820	77%	**47	100%
Norma 203B	<<locked>>	81%	44106	69%	**42	96%
[Norma 204]*	<<locked>>	91%	47456	74%	**81	90%
[Norma URP]*	<<locked>>	84%	35346	55%	**66	90%
Ramshot Big Game	<<locked>>	81%	45165	71%	**62	96%
[Ramshot Hunter]*	<<locked>>	86%	39146	61%	**84	90%
ReloadSwiss RS 14	<<locked>>	81%	25846	40%	**90	100%
[ReloadSwiss RS 50]*	<<locked>>	81%	43105	68%	**40	92%
ReloadSwiss RS 52	<<locked>>	81%	44034	69%	**62	98%
[ReloadSwiss RS 60]*	<<locked>>	81%	35476	56%	**48	94%
[ReloadSwiss RS 62]*	<<locked>>	84%	35911	56%	**89	90%
[ReloadSwiss RS 70]*	<<locked>>	85%	38058	60%	**78	90%
Rottweil R 901	<<locked>>	81%	50850	80%	**83	100%
Rottweil R 902	<<locked>>	81%	45049	71%	**45	98%
Rottweil R 903	<<locked>>	81%	38218	60%	**48	95%
[Rottweil R 907]*	<<locked>>	85%	43250	68%	**57	90%
SNPE Vectan SP 11	<<locked>>	81%	40799	64%	**43	95%
SNPE Vectan SP 7	<<locked>>	81%	50995	80%	**63	96%
SNPE Vectan SP 9	<<locked>>	81%	48675	76%	**27	97%
SNPE Vectan Tubal 3000	<<locked>>	81%	49182	77%	**01	100%
SNPE Vectan Tubal 5000	<<locked>>	81%	40944	64%	**71	99%
[SNPE Vectan Tubal 7000]*	<<locked>>	85%	41220	65%	**35	90%
[Shooters World Long Rifle]*	<<locked>>	83%	38130	60%	**09	90%
Shooters World Match Rifle	<<locked>>	81%	49298	77%	**53	100%
Shooters World Precision	<<locked>>	81%	43381	68%	**89	97%
Somchem S335	<<locked>>	81%	48950	77%	**68	100%
Somchem S341	<<locked>>	81%	51242	80%	**70	98%
Somchem S355	<<locked>>	81%	39160	61%	**75	95%
[Somchem S365]*	<<locked>>	82%	29095	46%	**69	90%
[Somchem S385]*	<<locked>>	93%	42989	67%	**30	90%
Vihtavuori N133	<<locked>>	81%	46108	72%	**19	100%
Vihtavuori N135	<<locked>>	81%	37246	58%	**22	99%
Vihtavuori N140	<<locked>>	81%	45527	71%	**42	100%
[Vihtavuori N150]*	<<locked>>	81%	32996	52%	**65	94%
[Vihtavuori N160]*	<<locked>>	81%	35157	55%	**30	90%
Vihtavuori N540	<<locked>>	81%	45527	71%	**32	99%
[Vihtavuori N550]*	<<locked>>	81%	35723	56%	**79	90%
[Vihtavuori N555]*	<<locked>>	90%	34316	54%	**24	90%
[Winchester 6.5 StaBALL]*	<<locked>>	81%	33939	53%	**48	93%
[Winchester 760]*	<<locked>>	84%	42554	67%	**89	90%
[Winchester StaBALL HD]*	<<locked>>	94%	29457	46%	**84	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