Load data for .30-40 Krag + .310 | 123gr | Barnes TSX BT

Recommended Powder(s): Accurate 2495, Alliant AR-Comp, IMR 3031

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.310 \| 123gr \| Barnes TSX BT
Bullet Weight:	123gr \| 8.0g
Bullet Diameter:	0.310" \| 7.87mm
Bullet Length:	0.964" \| 24.5mm
Caliber:	.30-40 Krag load data
Case Length (l3):	2.314" \| 58.8mm
Cartridge Length (C.O.L.):	3.043" \| 77.3mm
Seated Depth:	0.235" \| 6.0mm
Shank Seated Depth:	0.111" \| 2.8mm
Case Capacity:	58.0 Grains of Water \| 3.77 cm³
Primer Size:	Large Rifle (LR)
Max. allowed Pressure:	47137 psi \| 3250 bar
LID:	LID_B647_C334
Last updated:	2025-02-02
Recommended Twist Rate:	1:16 - 1:13

Load data for 112 loads in caliber .30-40 Krag with .310 | 123gr | Barnes TSX BT bullet and 56 powders such as Accurate 2495, Alliant AR-Comp, IMR 3031. 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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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.

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>>	92%	41698	88%	**64	93%
[ADI AR 2208]*	<<locked>>	97%	41481	88%	**25	91%
Accurate 2015	<<locked>>	88%	41597	88%	**25	99%
[Accurate 2230]*	<<locked>>	86%	41423	88%	**12	94%
Accurate 2460	<<locked>>	86%	41887	89%	**38	96%
Accurate 2495 👍	<<locked>>	93%	42090	89%	**27	100%
Accurate 2520	<<locked>>	92%	41771	89%	**94	97%
Accurate 4064	<<locked>>	96%	38551	82%	**44	97%
Alliant AR-Comp 👍	<<locked>>	91%	41713	88%	**13	100%
[Alliant Reloder- TS 15.5]*	<<locked>>	97%	39465	84%	**38	93%
Alliant Reloder-10x	<<locked>>	85%	42337	90%	**54	100%
[Alliant Reloder-15]*	<<locked>>	96%	42322	90%	**94	92%
Hodgdon BL-C2	<<locked>>	91%	42032	89%	**13	95%
Hodgdon Benchmark	<<locked>>	88%	42293	90%	**02	95%
Hodgdon H322	<<locked>>	88%	41829	89%	**71	98%
Hodgdon H335	<<locked>>	83%	41713	88%	**71	97%
Hodgdon TrailBoss	<<locked>>	96%	31256	66%	**21	100%
IMR 3031 👍	<<locked>>	96%	41814	89%	**40	99%
[IMR 4064]*	<<locked>>	97%	40495	86%	**95	91%
IMR 4198	<<locked>>	84%	42076	89%	**02	100%
[IMR 4895]*	<<locked>>	95%	42293	90%	**10	93%
[IMR 8208 XBR]*	<<locked>>	90%	41800	89%	**41	94%
Lovex D073.4	<<locked>>	85%	42366	90%	**41	96%
Lovex D073.5	<<locked>>	87%	42409	90%	**48	96%
Lovex D073.6	<<locked>>	94%	41771	89%	**94	97%
[Lovex S060]*	<<locked>>	91%	42163	89%	**85	93%
Lovex S062	<<locked>>	96%	42206	90%	**61	95%
Norma 201	<<locked>>	93%	42105	89%	**48	95%
Norma 202	<<locked>>	92%	41756	89%	**64	97%
[Norma 203B]*	<<locked>>	96%	42206	90%	**97	93%
[Ramshot Big Game]*	<<locked>>	96%	42366	90%	**94	92%
[Ramshot Wild Boar]*	<<locked>>	90%	41626	88%	**61	93%
[Ramshot X-Terminator]*	<<locked>>	87%	42293	90%	**12	93%
ReloadSwiss RS 14	<<locked>>	97%	31604	67%	**70	100%
ReloadSwiss RS 40	<<locked>>	86%	41843	89%	**44	96%
ReloadSwiss RS 52	<<locked>>	97%	41089	87%	**13	95%
Rottweil R 901	<<locked>>	89%	41930	89%	**41	97%
Rottweil R 902	<<locked>>	94%	41640	88%	**28	95%
[SNPE Vectan SP 9]*	<<locked>>	93%	41814	89%	**54	93%
SNPE Vectan Tubal 3000	<<locked>>	90%	41698	88%	**72	97%
SNPE Vectan Tubal 5000	<<locked>>	97%	41263	88%	**85	98%
Shooters World Match Rifle	<<locked>>	94%	41771	89%	**94	97%
Shooters World Precision	<<locked>>	96%	42206	90%	**61	95%
[Shooters World Tactical Rifle]*	<<locked>>	84%	42192	90%	**05	94%
Somchem S321	<<locked>>	87%	41684	88%	**58	95%
Somchem S335	<<locked>>	91%	42090	89%	**05	98%
[Somchem S341]*	<<locked>>	91%	41611	88%	**35	92%
[Somchem S355]*	<<locked>>	96%	37304	79%	**76	92%
Vihtavuori N130	<<locked>>	87%	41785	89%	**89	100%
Vihtavuori N133	<<locked>>	93%	42003	89%	**05	99%
Vihtavuori N135	<<locked>>	97%	35723	76%	**43	98%
Vihtavuori N140	<<locked>>	95%	42163	89%	**51	98%
Vihtavuori N530	<<locked>>	88%	41829	89%	**48	95%
Vihtavuori N540	<<locked>>	95%	42047	89%	**77	97%
Winchester 748	<<locked>>	89%	41901	89%	**04	96%
[Winchester StaBALL Match]*	<<locked>>	86%	42279	90%	**81	94%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AR 2206H]*	<<locked>>	87%	35607	76%	**20	90%
[ADI AR 2208]*	<<locked>>	94%	38305	81%	**56	90%
Accurate 2015	<<locked>>	81%	34011	72%	**61	98%
[Accurate 2230]*	<<locked>>	81%	35317	75%	**77	91%
[Accurate 2460]*	<<locked>>	81%	34940	74%	**90	93%
Accurate 2495	<<locked>>	81%	27775	59%	**75	96%
[Accurate 2520]*	<<locked>>	81%	28776	61%	**79	91%
[Accurate 4064]*	<<locked>>	82%	23989	51%	**38	90%
Alliant AR-Comp	<<locked>>	81%	29718	63%	**25	99%
[Alliant Reloder- TS 15.5]*	<<locked>>	90%	32387	69%	**64	90%
Alliant Reloder-10x	<<locked>>	81%	37434	79%	**49	99%
[Alliant Reloder-15]*	<<locked>>	92%	37492	80%	**82	90%
[Hodgdon BL-C2]*	<<locked>>	83%	31923	68%	**61	90%
[Hodgdon Benchmark]*	<<locked>>	81%	34229	73%	**15	92%
Hodgdon H322	<<locked>>	81%	33460	71%	**77	96%
Hodgdon H335	<<locked>>	81%	38711	82%	**99	96%
Hodgdon TrailBoss	<<locked>>	81%	24860	53%	**73	100%
[IMR 3031]*	<<locked>>	81%	25962	55%	**03	93%
[IMR 4064]*	<<locked>>	94%	37536	80%	**33	90%
IMR 4198	<<locked>>	81%	38595	82%	**33	100%
[IMR 4895]*	<<locked>>	90%	35215	75%	**49	90%
[IMR 8208 XBR]*	<<locked>>	81%	31691	67%	**89	90%
[Lovex D073.4]*	<<locked>>	81%	36767	78%	**17	94%
[Lovex D073.5]*	<<locked>>	81%	34650	74%	**84	93%
[Lovex D073.6]*	<<locked>>	81%	26963	57%	**16	90%
[Lovex S060]*	<<locked>>	85%	35476	75%	**38	90%
[Lovex S062]*	<<locked>>	87%	31154	66%	**95	90%
[Norma 201]*	<<locked>>	83%	31227	66%	**79	90%
[Norma 202]*	<<locked>>	81%	28877	61%	**49	93%
[Norma 203B]*	<<locked>>	91%	35012	74%	**33	90%
[Ramshot Big Game]*	<<locked>>	93%	37608	80%	**85	90%
[Ramshot Wild Boar]*	<<locked>>	86%	36347	77%	**43	90%
[Ramshot X-Terminator]*	<<locked>>	82%	36318	77%	**74	90%
ReloadSwiss RS 14	<<locked>>	81%	24555	52%	**06	100%
[ReloadSwiss RS 40]*	<<locked>>	81%	35665	76%	**07	94%
[ReloadSwiss RS 52]*	<<locked>>	88%	31125	66%	**54	90%
[Rottweil R 901]*	<<locked>>	81%	32474	69%	**08	94%
[Rottweil R 902]*	<<locked>>	85%	31401	67%	**75	90%
[SNPE Vectan SP 9]*	<<locked>>	88%	35708	76%	**10	90%
[SNPE Vectan Tubal 3000]*	<<locked>>	81%	31372	67%	**33	94%
[SNPE Vectan Tubal 5000]*	<<locked>>	81%	25280	54%	**65	92%
[Shooters World Match Rifle]*	<<locked>>	81%	26963	57%	**16	90%
[Shooters World Precision]*	<<locked>>	87%	31154	66%	**95	90%
[Shooters World Tactical Rifle]*	<<locked>>	81%	37985	81%	**17	93%
[Somchem S321]*	<<locked>>	81%	33562	71%	**71	92%
Somchem S335	<<locked>>	81%	30777	65%	**39	95%
[Somchem S341]*	<<locked>>	87%	36332	77%	**17	90%
[Somchem S355]*	<<locked>>	94%	34345	73%	**00	90%
Vihtavuori N130	<<locked>>	81%	34867	74%	**38	99%
Vihtavuori N133	<<locked>>	81%	28834	61%	**93	96%
[Vihtavuori N135]*	<<locked>>	81%	22104	47%	**36	91%
[Vihtavuori N140]*	<<locked>>	81%	26992	57%	**70	92%
[Vihtavuori N530]*	<<locked>>	81%	33330	71%	**48	91%
[Vihtavuori N540]*	<<locked>>	81%	26774	57%	**80	91%
[Winchester 748]*	<<locked>>	81%	32430	69%	**64	92%
[Winchester StaBALL Match]*	<<locked>>	81%	34650	73%	**03	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.