Load data for .30-378 Weath. Mag. + .308 | 85gr | Sierra FMJ RN SportsMaster

Recommended Powder(s): Alliant Reloder-16, Alliant Reloder-17, Alliant Reloder-26, ReloadSwiss RS 70, Somchem S365

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.308 \| 85gr \| Sierra FMJ RN SportsMaster
Manufacturer SKU:	8005
Bullet Weight:	85gr \| 5.5g
Bullet Diameter:	0.308" \| 7.82mm
Bullet Length:	<<locked>>
Caliber:	.30-378 Weath. Mag. load data
Case Length (l3):	2.913" \| 74.0mm
Cartridge Length (C.O.L.):	<<locked>>
Seated Depth:	<<locked>>
Shank Seated Depth:	<<locked>>
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_B5858_C333
Last updated:	2025-01-01

Load data for 0 loads in caliber .30-378 Weath. Mag. with .308 | 85gr | Sierra FMJ RN SportsMaster bullet and 0 powders such as Alliant Reloder-16, Alliant Reloder-17, Alliant Reloder-26, ReloadSwiss RS 70, Somchem S365. 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".

Go to the bottom of the "Dashboard " page to set the measure system (imperial vs. metric)
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C.O.L. (mm)
We recommend you limit powder range to relevant brands to speed up re-calculation of results
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.
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>>	86%	57203	90%	**24	99%
ADI AR 2209	<<locked>>	96%	56942	89%	**44	95%
[ADI AR 2213]*	<<locked>>	97%	52315	82%	**48	92%
Accurate 2700	<<locked>>	87%	57232	90%	**19	96%
Accurate 3100	<<locked>>	97%	50807	80%	**20	97%
Accurate 4064	<<locked>>	85%	57101	89%	**81	100%
Accurate 4350	<<locked>>	91%	57232	90%	**40	99%
Alliant Reloder- TS 15.5	<<locked>>	86%	57276	90%	**34	100%
Alliant Reloder-15	<<locked>>	84%	57072	89%	**34	99%
Alliant Reloder-16 👍	<<locked>>	93%	57203	90%	**96	99%
Alliant Reloder-17 👍	<<locked>>	88%	56869	89%	**96	100%
Alliant Reloder-19	<<locked>>	97%	56985	89%	**37	96%
[Alliant Reloder-22]*	<<locked>>	97%	51503	81%	**25	94%
Alliant Reloder-23	<<locked>>	97%	48182	76%	**53	99%
[Alliant Reloder-25]*	<<locked>>	97%	42003	66%	**02	94%
Alliant Reloder-26 👍	<<locked>>	97%	57290	90%	**96	99%
Bofors RP3	<<locked>>	85%	57029	89%	**17	100%
[Bofors RP5]*	<<locked>>	97%	51503	81%	**25	94%
Bofors RP7	<<locked>>	90%	57276	90%	**91	97%
Hodgdon CFE223	<<locked>>	83%	57435	90%	**40	99%
Hodgdon H380	<<locked>>	85%	57058	89%	**21	99%
Hodgdon H414	<<locked>>	87%	57072	89%	**50	97%
Hodgdon H4350	<<locked>>	94%	57319	90%	**01	97%
[Hodgdon H4831 SC]*	<<locked>>	97%	55100	86%	**52	93%
Hodgdon Hybrid 100V	<<locked>>	95%	56942	89%	**98	100%
Hodgdon LVR	<<locked>>	90%	57363	90%	**40	99%
Hodgdon Superperformance	<<locked>>	89%	57290	90%	**40	97%
Hodgdon VARGET	<<locked>>	87%	57203	90%	**24	99%
Hodgdon TrailBoss	<<locked>>	97%	34258	54%	**74	100%
IMR 3031	<<locked>>	83%	57174	90%	**27	100%
IMR 4064	<<locked>>	87%	57290	90%	**24	100%
IMR 4166 Enduron	<<locked>>	88%	57217	90%	**85	97%
IMR 4350	<<locked>>	93%	57276	90%	**98	97%
IMR 4451 Enduron	<<locked>>	89%	57217	90%	**01	97%
IMR 4831	<<locked>>	97%	57232	90%	**21	99%
IMR 4895	<<locked>>	83%	56927	89%	**44	100%
[IMR 4955 Enduron]*	<<locked>>	97%	53243	83%	**89	92%
[IMR 7828 SSC]*	<<locked>>	97%	53780	84%	**75	93%
Lovex S062	<<locked>>	85%	57363	90%	**98	100%
Lovex S065	<<locked>>	90%	56985	89%	**85	98%
Lovex S070	<<locked>>	92%	57334	90%	**04	97%
[Lovex S071]*	<<locked>>	97%	41756	65%	**07	94%
Norma 203B	<<locked>>	84%	57276	90%	**44	100%
Norma 204	<<locked>>	92%	57392	90%	**27	95%
Norma MRP	<<locked>>	97%	55666	87%	**50	97%
Norma URP	<<locked>>	92%	57392	90%	**53	99%
Ramshot Big Game	<<locked>>	83%	57000	89%	**34	100%
[Ramshot Grand]*	<<locked>>	96%	57246	90%	**50	94%
Ramshot Hunter	<<locked>>	92%	57406	90%	**40	98%
Ramshot Magnum	<<locked>>	97%	50908	80%	**76	95%
ReloadSwiss RS 14	<<locked>>	97%	34548	54%	**33	100%
ReloadSwiss RS 50	<<locked>>	85%	57159	90%	**85	98%
ReloadSwiss RS 60	<<locked>>	86%	57188	90%	**06	100%
ReloadSwiss RS 62	<<locked>>	91%	57203	90%	**30	99%
ReloadSwiss RS 70 👍	<<locked>>	92%	57421	90%	**06	99%
Rottweil R 902	<<locked>>	84%	57348	90%	**91	100%
Rottweil R 903	<<locked>>	87%	57000	89%	**07	100%
[Rottweil R 904]*	<<locked>>	96%	57159	90%	**71	94%
Rottweil R 905	<<locked>>	97%	56478	88%	**14	95%
Rottweil R 907	<<locked>>	90%	57276	90%	**91	97%
SNPE Vectan SP 11	<<locked>>	86%	57014	89%	**34	100%
SNPE Vectan Tubal 5000	<<locked>>	87%	57276	90%	**99	100%
SNPE Vectan Tubal 7000	<<locked>>	90%	57261	90%	**22	97%
Shooters World Long Rifle	<<locked>>	90%	56985	89%	**85	98%
Shooters World Precision	<<locked>>	85%	57363	90%	**98	100%
Somchem S355	<<locked>>	87%	57000	89%	**01	100%
[Somchem S361]*	<<locked>>	94%	57203	90%	**16	94%
Somchem S365 👍	<<locked>>	94%	57290	90%	**53	100%
Somchem S385	<<locked>>	97%	57014	89%	**65	97%
Vihtavuori N133	<<locked>>	84%	57232	90%	**22	100%
Vihtavuori N135	<<locked>>	89%	57130	90%	**58	100%
Vihtavuori N140	<<locked>>	84%	57072	89%	**45	100%
Vihtavuori N150	<<locked>>	92%	57130	90%	**58	100%
Vihtavuori N160	<<locked>>	89%	56840	89%	**88	99%
[Vihtavuori N165]*	<<locked>>	97%	47529	74%	**52	94%
Vihtavuori N540	<<locked>>	84%	57392	90%	**71	100%
Vihtavuori N550	<<locked>>	89%	57174	90%	**44	99%
Vihtavuori N555	<<locked>>	97%	53954	85%	**78	99%
Winchester 6.5 StaBALL	<<locked>>	91%	57392	90%	**35	100%
Winchester 760	<<locked>>	87%	57072	89%	**50	97%
Winchester StaBALL HD	<<locked>>	97%	44324	69%	**80	99%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
ADI AR 2208	<<locked>>	81%	47790	75%	**17	98%
[ADI AR 2209]*	<<locked>>	88%	42989	67%	**93	90%
[ADI AR 2213]*	<<locked>>	94%	47601	75%	**17	90%
[Accurate 2700]*	<<locked>>	81%	46282	73%	**79	93%
[Accurate 3100]*	<<locked>>	87%	34867	55%	**20	90%
Accurate 4064	<<locked>>	81%	49719	78%	**40	100%
[Accurate 4350]*	<<locked>>	81%	38014	60%	**71	94%
Alliant Reloder- TS 15.5	<<locked>>	81%	48225	76%	**34	99%
Alliant Reloder-15	<<locked>>	81%	51634	81%	**39	99%
[Alliant Reloder-16]*	<<locked>>	81%	37304	58%	**01	94%
Alliant Reloder-17	<<locked>>	81%	43294	68%	**78	98%
[Alliant Reloder-19]*	<<locked>>	88%	42467	67%	**73	90%
[Alliant Reloder-22]*	<<locked>>	92%	42525	67%	**99	90%
[Alliant Reloder-23]*	<<locked>>	83%	28950	45%	**76	90%
[Alliant Reloder-25]*	<<locked>>	92%	34824	55%	**83	90%
[Alliant Reloder-26]*	<<locked>>	85%	34084	53%	**83	90%
Bofors RP3	<<locked>>	81%	48573	76%	**34	99%
[Bofors RP5]*	<<locked>>	92%	42525	67%	**99	90%
[Bofors RP7]*	<<locked>>	81%	42438	67%	**40	92%
Hodgdon CFE223	<<locked>>	81%	52344	82%	**32	98%
Hodgdon H380	<<locked>>	81%	49269	77%	**60	97%
[Hodgdon H414]*	<<locked>>	81%	44831	70%	**71	93%
[Hodgdon H4350]*	<<locked>>	83%	39291	62%	**61	90%
[Hodgdon H4831 SC]*	<<locked>>	94%	48675	76%	**88	90%
Hodgdon Hybrid 100V	<<locked>>	81%	34563	54%	**69	95%
[Hodgdon LVR]*	<<locked>>	81%	41336	65%	**83	94%
[Hodgdon Superperformance]*	<<locked>>	81%	40524	63%	**40	91%
Hodgdon VARGET	<<locked>>	81%	47413	74%	**14	98%
Hodgdon TrailBoss	<<locked>>	81%	26861	42%	**70	100%
IMR 3031	<<locked>>	81%	52446	82%	**42	100%
IMR 4064	<<locked>>	81%	46412	73%	**88	98%
[IMR 4166 Enduron]*	<<locked>>	81%	45876	72%	**29	94%
[IMR 4350]*	<<locked>>	82%	38856	61%	**48	90%
[IMR 4451 Enduron]*	<<locked>>	81%	44266	69%	**09	93%
[IMR 4831]*	<<locked>>	81%	32851	51%	**87	91%
IMR 4895	<<locked>>	81%	53069	83%	**68	99%
[IMR 4955 Enduron]*	<<locked>>	93%	47007	74%	**42	90%
[IMR 7828 SSC]*	<<locked>>	94%	47442	74%	**20	90%
Lovex S062	<<locked>>	81%	50125	79%	**60	100%
[Lovex S065]*	<<locked>>	81%	41176	65%	**14	94%
[Lovex S070]*	<<locked>>	81%	39465	62%	**78	92%
[Lovex S071]*	<<locked>>	92%	34867	55%	**20	90%
Norma 203B	<<locked>>	81%	50908	80%	**19	99%
[Norma 204]*	<<locked>>	84%	42931	67%	**76	90%
[Norma MRP]*	<<locked>>	88%	38711	61%	**30	90%
[Norma URP]*	<<locked>>	81%	38189	60%	**91	94%
Ramshot Big Game	<<locked>>	81%	52518	82%	**32	99%
[Ramshot Grand]*	<<locked>>	92%	46789	73%	**24	90%
[Ramshot Hunter]*	<<locked>>	81%	37391	59%	**51	91%
[Ramshot Magnum]*	<<locked>>	91%	39929	63%	**88	90%
ReloadSwiss RS 14	<<locked>>	81%	27180	43%	**23	100%
ReloadSwiss RS 50	<<locked>>	81%	49501	78%	**27	96%
ReloadSwiss RS 60	<<locked>>	81%	46238	72%	**89	100%
[ReloadSwiss RS 62]*	<<locked>>	81%	38566	60%	**04	94%
[ReloadSwiss RS 70]*	<<locked>>	81%	37782	59%	**91	92%
Rottweil R 902	<<locked>>	81%	51909	81%	**86	100%
Rottweil R 903	<<locked>>	81%	45542	71%	**52	98%
[Rottweil R 904]*	<<locked>>	89%	45890	72%	**25	90%
[Rottweil R 905]*	<<locked>>	89%	41887	66%	**70	90%
[Rottweil R 907]*	<<locked>>	81%	42438	67%	**40	92%
SNPE Vectan SP 11	<<locked>>	81%	47558	75%	**40	98%
SNPE Vectan Tubal 5000	<<locked>>	81%	46876	73%	**99	100%
[SNPE Vectan Tubal 7000]*	<<locked>>	81%	40669	64%	**45	92%
[Shooters World Long Rifle]*	<<locked>>	81%	41176	65%	**14	94%
Shooters World Precision	<<locked>>	81%	50125	79%	**60	100%
Somchem S355	<<locked>>	81%	45847	72%	**78	98%
[Somchem S361]*	<<locked>>	89%	47906	75%	**02	90%
Somchem S365	<<locked>>	81%	34403	54%	**12	96%
[Somchem S385]*	<<locked>>	87%	39233	61%	**61	90%
Vihtavuori N133	<<locked>>	81%	52315	82%	**34	100%
Vihtavuori N135	<<locked>>	81%	43830	69%	**96	100%
Vihtavuori N140	<<locked>>	81%	52170	82%	**73	100%
Vihtavuori N150	<<locked>>	81%	38841	61%	**55	98%
Vihtavuori N160	<<locked>>	81%	41756	65%	**53	95%
[Vihtavuori N165]*	<<locked>>	92%	40030	63%	**65	90%
Vihtavuori N540	<<locked>>	81%	52127	82%	**73	100%
Vihtavuori N550	<<locked>>	81%	42163	66%	**89	95%
[Vihtavuori N555]*	<<locked>>	82%	31038	49%	**55	90%
Winchester 6.5 StaBALL	<<locked>>	81%	39813	62%	**61	97%
[Winchester 760]*	<<locked>>	81%	44831	70%	**71	93%
[Winchester StaBALL HD]*	<<locked>>	86%	27224	43%	**41	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