Load data for .350 Mag. Rigby + .355 | 124gr | LOS FMJ RN

Recommended Powder(s): Alliant AR-Comp, Norma 200

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.355 \| 124gr \| LOS FMJ RN
Manufacturer SKU:	3-355-FMJ-124RN
Bullet Weight:	124gr \| 8.0g
Bullet Diameter:	0.355" \| 9.02mm
Bullet Length:	0.611" \| 15.5mm
Caliber:	.350 Mag. Rigby load data
Case Length (l3):	2.750" \| 69.8mm
Cartridge Length (C.O.L.):	3.053" \| 77.5mm
Seated Depth:	0.308" \| 7.8mm
Shank Seated Depth:	0.308" \| 7.8mm
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_B10816_C501
Last updated:	2025-02-02

Load data for 0 loads in caliber .350 Mag. Rigby with .355 | 124gr | LOS FMJ RN bullet and 0 powders such as Alliant AR-Comp, Norma 200. 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 2219	<<locked>>	86%	40466	90%	**84	96%
Accurate 2015	<<locked>>	91%	40292	90%	**48	98%
[Accurate 2460]*	<<locked>>	90%	39871	89%	**28	92%
Accurate 2495	<<locked>>	97%	38624	86%	**94	97%
[Accurate 2520]*	<<locked>>	95%	40263	90%	**91	93%
Alliant AR-Comp 👍	<<locked>>	95%	40132	89%	**37	99%
Alliant Reloder-10x	<<locked>>	88%	40016	89%	**64	98%
Baschieri & Pellagri 106	<<locked>>	85%	40277	90%	**56	96%
[Hodgdon Benchmark]*	<<locked>>	91%	40451	90%	**99	92%
Hodgdon H322	<<locked>>	91%	40350	90%	**87	96%
[Hodgdon H335]*	<<locked>>	86%	40393	90%	**74	94%
Hodgdon TrailBoss	<<locked>>	96%	29733	66%	**59	100%
IMR 3031	<<locked>>	97%	36318	81%	**48	95%
IMR 4198	<<locked>>	87%	40422	90%	**41	99%
[Lovex D073.4]*	<<locked>>	88%	40103	89%	**22	92%
[Lovex D073.5]*	<<locked>>	90%	40118	89%	**28	92%
[Lovex D073.6]*	<<locked>>	97%	39595	88%	**71	93%
Norma 200 👍	<<locked>>	85%	40147	89%	**61	99%
Norma 202	<<locked>>	96%	40292	90%	**74	95%
ReloadSwiss RS 14	<<locked>>	96%	29341	65%	**05	100%
[ReloadSwiss RS 40]*	<<locked>>	89%	40089	89%	**45	93%
[Rottweil R 901]*	<<locked>>	94%	40161	89%	**41	94%
[SNPE Vectan SP 10]*	<<locked>>	85%	40118	89%	**68	94%
[SNPE Vectan Tubal 3000]*	<<locked>>	93%	40118	89%	**69	94%
[SNPE Vectan Tubal 5000]*	<<locked>>	97%	35708	79%	**74	94%
[Shooters World Match Rifle]*	<<locked>>	97%	39595	88%	**71	93%
[Somchem S321]*	<<locked>>	91%	40176	89%	**45	91%
Somchem S335	<<locked>>	95%	40059	89%	**92	96%
Vihtavuori N120	<<locked>>	85%	40335	90%	**09	100%
Vihtavuori N130	<<locked>>	90%	40422	90%	**12	98%
Vihtavuori N133	<<locked>>	97%	40451	90%	**19	97%
[Vihtavuori N135]*	<<locked>>	97%	29820	66%	**95	93%
[Vihtavuori N140]*	<<locked>>	97%	38203	85%	**96	94%
[Vihtavuori N540]*	<<locked>>	97%	38435	85%	**15	94%
[Winchester 748]*	<<locked>>	91%	40190	89%	**81	92%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AR 2219]*	<<locked>>	81%	33794	75%	**10	93%
[Accurate 2015]*	<<locked>>	81%	28036	62%	**04	93%
[Accurate 2460]*	<<locked>>	86%	35099	78%	**04	90%
[Accurate 2495]*	<<locked>>	85%	24308	54%	**61	90%
[Accurate 2520]*	<<locked>>	90%	32779	73%	**97	90%
[Alliant AR-Comp]*	<<locked>>	81%	24584	55%	**48	93%
Alliant Reloder-10x	<<locked>>	81%	31357	70%	**35	96%
[Baschieri & Pellagri 106]*	<<locked>>	81%	34795	77%	**15	94%
[Hodgdon Benchmark]*	<<locked>>	87%	35853	80%	**77	90%
[Hodgdon H322]*	<<locked>>	81%	28819	64%	**46	90%
[Hodgdon H335]*	<<locked>>	81%	32909	73%	**64	91%
Hodgdon TrailBoss	<<locked>>	81%	23177	52%	**78	100%
[IMR 3031]*	<<locked>>	89%	27746	62%	**59	90%
IMR 4198	<<locked>>	81%	33663	75%	**61	98%
[Lovex D073.4]*	<<locked>>	85%	35288	78%	**97	90%
[Lovex D073.5]*	<<locked>>	86%	34737	77%	**97	90%
[Lovex D073.6]*	<<locked>>	92%	32779	73%	**97	90%
Norma 200	<<locked>>	81%	35418	79%	**30	98%
[Norma 202]*	<<locked>>	88%	30850	69%	**09	90%
ReloadSwiss RS 14	<<locked>>	81%	22902	51%	**24	100%
[ReloadSwiss RS 40]*	<<locked>>	84%	33953	76%	**74	90%
[Rottweil R 901]*	<<locked>>	86%	31299	70%	**99	90%
[SNPE Vectan SP 10]*	<<locked>>	81%	34026	76%	**00	92%
[SNPE Vectan Tubal 3000]*	<<locked>>	86%	30980	69%	**20	90%
[SNPE Vectan Tubal 5000]*	<<locked>>	90%	28181	63%	**44	90%
[Shooters World Match Rifle]*	<<locked>>	92%	32779	73%	**97	90%
[Somchem S321]*	<<locked>>	88%	36956	82%	**76	90%
[Somchem S335]*	<<locked>>	84%	28195	63%	**58	90%
Vihtavuori N120	<<locked>>	81%	35346	79%	**84	100%
Vihtavuori N130	<<locked>>	81%	29515	66%	**07	95%
[Vihtavuori N133]*	<<locked>>	81%	24700	55%	**46	90%
[Vihtavuori N135]*	<<locked>>	93%	25889	58%	**51	90%
[Vihtavuori N140]*	<<locked>>	90%	30240	67%	**66	90%
[Vihtavuori N540]*	<<locked>>	91%	31241	69%	**12	90%
[Winchester 748]*	<<locked>>	89%	36535	81%	**82	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