Load data for 7.5 x 54 mm MAS + .311 | 123gr | Lehigh Defense Controlled Chaos

Recommended Powder(s): Accurate 2015, Accurate 2495, Alliant AR-Comp, Hodgdon H322, Hodgdon H335

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.311 \| 123gr \| Lehigh Defense Controlled Chaos
Manufacturer SKU:	311123CuSP
Bullet Weight:	123gr \| 8.0g
Bullet Diameter:	0.311" \| 7.90mm
Bullet Length:	1.060" \| 26.9mm
Caliber:	7.5 x 54 mm MAS load data
Case Length (l3):	2.120" \| 53.8mm
Cartridge Length (C.O.L.):	3.014" \| 76.6mm
Seated Depth:	0.166" \| 4.2mm
Shank Seated Depth:	0.103" \| 2.6mm
Case Capacity:	58.0 Grains of Water \| 3.77 cm³
Primer Size:	Large Rifle (LR)
Max. allowed Pressure:	55114 psi \| 3800 bar
LID:	LID_B11021_C1111
Last updated:	2025-12-08
Recommended Twist Rate:	1:14 - 1:12

Load data for 148 loads in caliber 7.5 x 54 mm MAS with .311 | 123gr | Lehigh Defense Controlled Chaos bullet and 74 powders such as Accurate 2015, Accurate 2495, Alliant AR-Comp, Hodgdon H322, Hodgdon H335. 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)
No data yet
C.O.L. (Inch)
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 2206H	<<locked>>	96%	48675	88%	**15	95%
ADI AR 2207	<<locked>>	84%	48718	88%	**33	100%
[ADI AR 2208]*	<<locked>>	97%	42540	77%	**64	92%
ADI AR 2219	<<locked>>	87%	48820	89%	**18	99%
Accurate 2015 👍	<<locked>>	92%	49559	90%	**89	100%
[Accurate 2200]*	<<locked>>	93%	48704	88%	**56	93%
Accurate 2230	<<locked>>	90%	49313	89%	**79	96%
Accurate 2460	<<locked>>	90%	49052	89%	**95	98%
Accurate 2495 👍	<<locked>>	97%	48414	88%	**51	100%
Accurate 2520	<<locked>>	95%	49487	90%	**51	98%
Accurate 4064	<<locked>>	97%	39842	72%	**81	98%
Alliant AR-Comp 👍	<<locked>>	96%	48515	88%	**54	100%
[Alliant Reloder- TS 15.5]*	<<locked>>	96%	39842	72%	**67	94%
Alliant Reloder-10x	<<locked>>	90%	49414	90%	**95	100%
[Alliant Reloder-15]*	<<locked>>	96%	43685	79%	**36	93%
Baschieri & Pellagri 106	<<locked>>	87%	48689	88%	**04	100%
[Baschieri & Pellagri 107]*	<<locked>>	96%	49400	90%	**35	94%
[Bofors RP3]*	<<locked>>	97%	39320	71%	**67	94%
Hodgdon BL-C2	<<locked>>	95%	49182	89%	**68	97%
Hodgdon Benchmark	<<locked>>	92%	48689	88%	**46	97%
Hodgdon CFE BLK	<<locked>>	83%	48762	88%	**04	96%
Hodgdon H322 👍	<<locked>>	92%	48820	89%	**18	99%
Hodgdon H335 👍	<<locked>>	87%	48936	89%	**25	99%
Hodgdon H4198	<<locked>>	85%	48936	89%	**10	99%
[Hodgdon VARGET]*	<<locked>>	97%	42090	76%	**58	92%
Hodgdon TrailBoss	<<locked>>	97%	31662	57%	**41	100%
IMR 3031	<<locked>>	97%	43207	78%	**76	99%
[IMR 4064]*	<<locked>>	97%	40959	74%	**28	92%
IMR 4198	<<locked>>	88%	49139	89%	**43	100%
[IMR 4895]*	<<locked>>	96%	44860	81%	**82	94%
IMR 8208 XBR	<<locked>>	94%	48892	89%	**99	97%
Lovex D073.4	<<locked>>	89%	48530	88%	**69	97%
Lovex D073.5	<<locked>>	91%	49385	90%	**99	98%
Lovex D073.6	<<locked>>	97%	47253	86%	**12	98%
Lovex S060	<<locked>>	95%	49588	90%	**56	95%
Lovex S062	<<locked>>	97%	43192	78%	**00	95%
Norma 200	<<locked>>	85%	49385	90%	**69	100%
Norma 201	<<locked>>	97%	48631	88%	**89	97%
Norma 202	<<locked>>	96%	48341	88%	**15	99%
[Norma 203B]*	<<locked>>	96%	42815	78%	**27	93%
[Ramshot Big Game]*	<<locked>>	97%	43555	79%	**43	93%
[Ramshot TAC]*	<<locked>>	93%	48878	89%	**69	92%
Ramshot Wild Boar	<<locked>>	95%	49269	89%	**31	95%
Ramshot X-Terminator	<<locked>>	91%	49327	90%	**72	95%
ReloadSwiss RS 14	<<locked>>	97%	31618	57%	**83	100%
ReloadSwiss RS 40	<<locked>>	90%	48791	89%	**92	98%
[ReloadSwiss RS 52]*	<<locked>>	97%	46557	84%	**64	94%
[ReloadSwiss RS 60]*	<<locked>>	97%	38928	71%	**90	94%
Rottweil R 901	<<locked>>	94%	49588	90%	**99	99%
Rottweil R 902	<<locked>>	97%	46209	84%	**40	96%
[Rottweil R 903]*	<<locked>>	97%	36318	66%	**85	92%
SNPE Vectan SP 10	<<locked>>	87%	49371	90%	**22	99%
[SNPE Vectan SP 11]*	<<locked>>	97%	39885	72%	**64	92%
[SNPE Vectan SP 7]*	<<locked>>	95%	49037	89%	**82	92%
SNPE Vectan SP 9	<<locked>>	97%	48820	89%	**12	95%
SNPE Vectan Tubal 3000	<<locked>>	95%	48472	88%	**20	99%
SNPE Vectan Tubal 5000	<<locked>>	96%	41727	76%	**05	98%
Shooters World Match Rifle	<<locked>>	97%	47253	86%	**12	98%
Shooters World Precision	<<locked>>	97%	43192	78%	**00	95%
Shooters World Tactical Rifle	<<locked>>	88%	49211	89%	**53	96%
Somchem S321	<<locked>>	91%	48414	88%	**09	97%
Somchem S335	<<locked>>	96%	49414	90%	**49	99%
Somchem S341	<<locked>>	96%	49472	90%	**05	95%
[Somchem S355]*	<<locked>>	97%	38203	69%	**12	92%
Vihtavuori N120	<<locked>>	86%	49095	89%	**90	100%
Vihtavuori N130	<<locked>>	92%	49559	90%	**43	100%
Vihtavuori N133	<<locked>>	97%	47659	86%	**23	100%
Vihtavuori N135	<<locked>>	97%	35984	65%	**69	98%
Vihtavuori N140	<<locked>>	96%	45063	82%	**27	99%
[Vihtavuori N150]*	<<locked>>	97%	32271	59%	**44	92%
Vihtavuori N530	<<locked>>	93%	49603	90%	**22	97%
Vihtavuori N540	<<locked>>	97%	44991	82%	**49	98%
Winchester 748	<<locked>>	92%	48863	89%	**58	98%
Winchester StaBALL Match	<<locked>>	90%	49095	89%	**38	96%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AR 2206H]*	<<locked>>	85%	34954	63%	**13	90%
ADI AR 2207	<<locked>>	81%	44860	81%	**71	100%
[ADI AR 2208]*	<<locked>>	93%	38101	69%	**59	90%
ADI AR 2219	<<locked>>	81%	39958	73%	**44	98%
Accurate 2015	<<locked>>	81%	34577	63%	**80	98%
[Accurate 2200]*	<<locked>>	88%	40843	74%	**95	90%
[Accurate 2230]*	<<locked>>	81%	35520	64%	**94	92%
[Accurate 2460]*	<<locked>>	81%	35621	65%	**20	94%
Accurate 2495	<<locked>>	81%	28442	52%	**02	96%
[Accurate 2520]*	<<locked>>	81%	29472	53%	**12	92%
[Accurate 4064]*	<<locked>>	81%	24091	44%	**51	90%
Alliant AR-Comp	<<locked>>	81%	30327	55%	**61	99%
[Alliant Reloder- TS 15.5]*	<<locked>>	90%	32256	59%	**74	90%
Alliant Reloder-10x	<<locked>>	81%	38058	69%	**79	100%
[Alliant Reloder-15]*	<<locked>>	92%	37521	68%	**95	90%
Baschieri & Pellagri 106	<<locked>>	81%	40596	74%	**49	99%
[Baschieri & Pellagri 107]*	<<locked>>	90%	39494	72%	**28	90%
[Bofors RP3]*	<<locked>>	91%	31821	58%	**80	90%
[Hodgdon BL-C2]*	<<locked>>	82%	31357	57%	**57	90%
[Hodgdon Benchmark]*	<<locked>>	81%	34650	63%	**41	93%
Hodgdon CFE BLK	<<locked>>	81%	45150	82%	**35	96%
Hodgdon H322	<<locked>>	81%	33939	62%	**00	96%
Hodgdon H335	<<locked>>	81%	39363	71%	**35	97%
Hodgdon H4198	<<locked>>	81%	43439	79%	**15	98%
[Hodgdon VARGET]*	<<locked>>	94%	38334	70%	**72	90%
Hodgdon TrailBoss	<<locked>>	81%	24642	45%	**77	100%
[IMR 3031]*	<<locked>>	81%	26440	48%	**39	94%
[IMR 4064]*	<<locked>>	93%	36405	66%	**23	90%
IMR 4198	<<locked>>	81%	39305	71%	**69	100%
[IMR 4895]*	<<locked>>	88%	34679	63%	**49	90%
[IMR 8208 XBR]*	<<locked>>	81%	32445	59%	**25	91%
[Lovex D073.4]*	<<locked>>	81%	37289	68%	**43	94%
[Lovex D073.5]*	<<locked>>	81%	35346	64%	**13	94%
[Lovex D073.6]*	<<locked>>	81%	27673	50%	**52	91%
[Lovex S060]*	<<locked>>	84%	35186	64%	**38	90%
[Lovex S062]*	<<locked>>	86%	30806	56%	**02	90%
Norma 200	<<locked>>	81%	43033	78%	**58	100%
[Norma 201]*	<<locked>>	82%	30908	56%	**85	90%
[Norma 202]*	<<locked>>	81%	29457	53%	**82	93%
[Norma 203B]*	<<locked>>	90%	35070	64%	**46	90%
[Ramshot Big Game]*	<<locked>>	92%	37420	68%	**92	90%
[Ramshot TAC]*	<<locked>>	91%	44556	81%	**81	90%
[Ramshot Wild Boar]*	<<locked>>	85%	35592	65%	**40	90%
[Ramshot X-Terminator]*	<<locked>>	81%	35433	64%	**71	90%
ReloadSwiss RS 14	<<locked>>	81%	24772	45%	**22	100%
ReloadSwiss RS 40	<<locked>>	81%	36622	66%	**43	95%
[ReloadSwiss RS 52]*	<<locked>>	91%	38319	70%	**74	90%
[ReloadSwiss RS 60]*	<<locked>>	92%	32996	60%	**17	91%
[Rottweil R 901]*	<<locked>>	81%	33011	60%	**38	94%
[Rottweil R 902]*	<<locked>>	84%	30530	55%	**72	90%
[Rottweil R 903]*	<<locked>>	93%	32227	58%	**87	90%
SNPE Vectan SP 10	<<locked>>	81%	40640	74%	**54	97%
[SNPE Vectan SP 11]*	<<locked>>	95%	36927	67%	**95	90%
[SNPE Vectan SP 7]*	<<locked>>	91%	42859	78%	**61	90%
[SNPE Vectan SP 9]*	<<locked>>	87%	35230	64%	**20	90%
[SNPE Vectan Tubal 3000]*	<<locked>>	81%	31879	58%	**56	94%
[SNPE Vectan Tubal 5000]*	<<locked>>	81%	25672	47%	**98	92%
[Shooters World Match Rifle]*	<<locked>>	81%	27673	50%	**52	91%
[Shooters World Precision]*	<<locked>>	86%	30806	56%	**02	90%
[Shooters World Tactical Rifle]*	<<locked>>	81%	38856	70%	**49	93%
[Somchem S321]*	<<locked>>	81%	34345	62%	**03	92%
Somchem S335	<<locked>>	81%	31183	57%	**59	95%
[Somchem S341]*	<<locked>>	87%	36289	66%	**30	90%
[Somchem S355]*	<<locked>>	92%	33301	60%	**94	90%
Vihtavuori N120	<<locked>>	81%	41901	76%	**69	100%
Vihtavuori N130	<<locked>>	81%	35447	64%	**61	99%
Vihtavuori N133	<<locked>>	81%	29385	53%	**20	96%
[Vihtavuori N135]*	<<locked>>	81%	22568	41%	**65	92%
[Vihtavuori N140]*	<<locked>>	81%	27354	50%	**00	92%
[Vihtavuori N150]*	<<locked>>	94%	29863	54%	**69	90%
[Vihtavuori N530]*	<<locked>>	81%	33721	61%	**74	92%
[Vihtavuori N540]*	<<locked>>	81%	27079	49%	**03	91%
[Winchester 748]*	<<locked>>	81%	33156	60%	**07	92%
[Winchester StaBALL Match]*	<<locked>>	81%	35230	64%	**36	91%

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