Load data for .350 Mag. Rigby + .358 | 140gr | Hammer Stone Hammer

Recommended Powder(s): Accurate 2495, Vihtavuori N135

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.358 \| 140gr \| Hammer Stone Hammer
Bullet Weight:	140gr \| 9.1g
Bullet Diameter:	0.358" \| 9.09mm
Bullet Length:	<<locked>>
Caliber:	.350 Mag. Rigby load data
Case Length (l3):	2.750" \| 69.8mm
Cartridge Length (C.O.L.):	<<locked>>
Seated Depth:	<<locked>>
Shank Seated Depth:	<<locked>>
Case Capacity:	91.1 Grains of Water \| 5.92 cm³
Primer Size:	Large Rifle Magnum (LRM)
Max. allowed Pressure:	44962 psi \| 3100 bar
LID:	LID_B12180_C501
Last updated:	2026-01-31
Recommended Twist Rate:	1:23 - 1:19

Load data for 88 loads in caliber .350 Mag. Rigby with .358 | 140gr | Hammer Stone Hammer bullet and 44 powders such as Accurate 2495, Vihtavuori N135. 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>>	87%	39958	89%	**17	92%
Accurate 2015	<<locked>>	84%	40292	90%	**97	99%
Accurate 2495 👍	<<locked>>	89%	40364	90%	**82	99%
Accurate 2520	<<locked>>	87%	40030	89%	**53	96%
Accurate 4064	<<locked>>	94%	40176	89%	**63	97%
Alliant AR-Comp	<<locked>>	88%	40379	90%	**96	100%
[Alliant Reloder- TS 15.5]*	<<locked>>	94%	40306	90%	**53	93%
[Bofors RP3]*	<<locked>>	94%	39885	89%	**50	93%
[Hodgdon BL-C2]*	<<locked>>	87%	40335	90%	**66	94%
[Hodgdon Benchmark]*	<<locked>>	84%	40292	90%	**61	94%
Hodgdon H322	<<locked>>	84%	40321	90%	**53	98%
[Hodgdon H4895]*	<<locked>>	87%	40118	89%	**33	93%
Hodgdon TrailBoss	<<locked>>	96%	31705	71%	**96	100%
IMR 3031	<<locked>>	92%	40205	89%	**12	98%
[IMR 4895]*	<<locked>>	91%	40074	89%	**59	92%
[IMR 8208 XBR]*	<<locked>>	86%	40422	90%	**07	94%
Lovex D073.6	<<locked>>	89%	40030	89%	**53	96%
[Lovex S060]*	<<locked>>	86%	40089	89%	**41	92%
[Lovex S062]*	<<locked>>	92%	39929	89%	**07	94%
[Norma 201]*	<<locked>>	88%	40364	90%	**04	94%
Norma 202	<<locked>>	88%	40103	89%	**30	97%
[Norma 203B]*	<<locked>>	92%	39958	89%	**40	92%
[Ramshot Wild Boar]*	<<locked>>	87%	40437	90%	**36	92%
ReloadSwiss RS 14	<<locked>>	96%	31662	70%	**39	100%
[ReloadSwiss RS 60]*	<<locked>>	96%	40451	90%	**19	94%
Rottweil R 901	<<locked>>	85%	40176	89%	**04	96%
[Rottweil R 902]*	<<locked>>	90%	40190	89%	**91	94%
[Rottweil R 903]*	<<locked>>	96%	40248	90%	**46	93%
[SNPE Vectan SP 9]*	<<locked>>	89%	40393	90%	**23	92%
SNPE Vectan Tubal 3000	<<locked>>	87%	40437	90%	**54	97%
SNPE Vectan Tubal 5000	<<locked>>	93%	40016	89%	**45	98%
Shooters World Match Rifle	<<locked>>	89%	40030	89%	**53	96%
[Shooters World Precision]*	<<locked>>	92%	39929	89%	**07	94%
[Somchem S321]*	<<locked>>	84%	40335	90%	**30	94%
Somchem S335	<<locked>>	87%	40248	90%	**58	97%
[Somchem S341]*	<<locked>>	88%	40263	90%	**07	92%
[Somchem S355]*	<<locked>>	95%	40205	89%	**40	93%
Vihtavuori N133	<<locked>>	89%	40277	90%	**71	99%
Vihtavuori N135 👍	<<locked>>	97%	39392	88%	**27	99%
Vihtavuori N140	<<locked>>	91%	40263	90%	**14	97%
[Vihtavuori N150]*	<<locked>>	97%	35273	78%	**86	92%
[Vihtavuori N530]*	<<locked>>	84%	40059	89%	**23	94%
Vihtavuori N540	<<locked>>	91%	40234	89%	**23	96%
Winchester 748	<<locked>>	85%	40306	90%	**66	95%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AR 2206H]*	<<locked>>	84%	36376	81%	**31	90%
Accurate 2015	<<locked>>	81%	36912	82%	**15	98%
Accurate 2495	<<locked>>	81%	31198	69%	**46	97%
[Accurate 2520]*	<<locked>>	81%	32314	72%	**43	93%
[Accurate 4064]*	<<locked>>	81%	26237	58%	**66	91%
Alliant AR-Comp	<<locked>>	81%	32503	72%	**95	99%
[Alliant Reloder- TS 15.5]*	<<locked>>	89%	33504	75%	**72	90%
[Bofors RP3]*	<<locked>>	89%	33431	74%	**79	90%
[Hodgdon BL-C2]*	<<locked>>	81%	32895	73%	**66	90%
[Hodgdon Benchmark]*	<<locked>>	81%	37043	82%	**76	93%
Hodgdon H322	<<locked>>	81%	35984	80%	**35	96%
[Hodgdon H4895]*	<<locked>>	83%	34751	77%	**95	90%
Hodgdon TrailBoss	<<locked>>	81%	25048	56%	**23	100%
[IMR 3031]*	<<locked>>	81%	28471	63%	**61	94%
[IMR 4895]*	<<locked>>	88%	36434	81%	**61	90%
[IMR 8208 XBR]*	<<locked>>	81%	34505	77%	**59	91%
[Lovex D073.6]*	<<locked>>	81%	30240	67%	**77	91%
[Lovex S060]*	<<locked>>	83%	36506	81%	**46	90%
[Lovex S062]*	<<locked>>	85%	32532	72%	**10	90%
[Norma 201]*	<<locked>>	81%	32343	72%	**94	90%
[Norma 202]*	<<locked>>	81%	31749	71%	**07	93%
[Norma 203B]*	<<locked>>	89%	36753	82%	**54	90%
[Ramshot Wild Boar]*	<<locked>>	84%	36709	82%	**41	90%
ReloadSwiss RS 14	<<locked>>	81%	25063	56%	**69	100%
[ReloadSwiss RS 60]*	<<locked>>	90%	33562	75%	**02	90%
Rottweil R 901	<<locked>>	81%	35375	79%	**69	95%
[Rottweil R 902]*	<<locked>>	83%	32213	72%	**84	90%
[Rottweil R 903]*	<<locked>>	92%	34040	76%	**89	90%
[SNPE Vectan SP 9]*	<<locked>>	86%	36666	82%	**28	90%
[SNPE Vectan Tubal 3000]*	<<locked>>	81%	33823	75%	**77	94%
[SNPE Vectan Tubal 5000]*	<<locked>>	81%	27499	61%	**07	93%
[Shooters World Match Rifle]*	<<locked>>	81%	30240	67%	**77	91%
[Shooters World Precision]*	<<locked>>	85%	32532	72%	**10	90%
[Somchem S321]*	<<locked>>	81%	36941	82%	**38	93%
Somchem S335	<<locked>>	81%	33272	74%	**84	95%
[Somchem S341]*	<<locked>>	85%	37231	83%	**18	90%
[Somchem S355]*	<<locked>>	91%	35085	78%	**95	90%
Vihtavuori N133	<<locked>>	81%	31241	69%	**41	96%
[Vihtavuori N135]*	<<locked>>	81%	24178	54%	**67	92%
[Vihtavuori N140]*	<<locked>>	81%	29559	66%	**18	93%
[Vihtavuori N150]*	<<locked>>	93%	31140	69%	**64	90%
[Vihtavuori N530]*	<<locked>>	81%	36289	81%	**18	92%
[Vihtavuori N540]*	<<locked>>	81%	29312	65%	**31	92%
[Winchester 748]*	<<locked>>	81%	35723	79%	**41	93%

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.

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