Load data for .30-40 Krag + .308 | 170gr | Swift A-Frame

Recommended Powder(s): ReloadSwiss RS 52

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.308 \| 170gr \| Swift A-Frame
Bullet Weight:	170gr \| 11.0g
Bullet Diameter:	0.308" \| 7.82mm
Bullet Length:	1.020" \| 25.9mm
Caliber:	.30-40 Krag load data
Case Length (l3):	2.314" \| 58.8mm
Cartridge Length (C.O.L.):	3.043" \| 77.3mm
Seated Depth:	0.291" \| 7.4mm
Shank Seated Depth:	0.291" \| 7.4mm
Case Capacity:	58.0 Grains of Water \| 3.77 cm³
Primer Size:	Large Rifle (LR)
Max. allowed Pressure:	47137 psi \| 3250 bar
LID:	LID_B10846_C334
Last updated:	2025-02-02

Load data for 110 loads in caliber .30-40 Krag with .308 | 170gr | Swift A-Frame bullet and 55 powders such as ReloadSwiss RS 52. 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 2208	<<locked>>	88%	42003	89%	**44	96%
Accurate 4064	<<locked>>	87%	41727	89%	**67	100%
Accurate 4350	<<locked>>	97%	41597	88%	**23	96%
Alliant Reloder- TS 15.5	<<locked>>	88%	41655	88%	**74	98%
Alliant Reloder-15	<<locked>>	86%	42279	90%	**84	97%
Alliant Reloder-16	<<locked>>	97%	42293	90%	**30	96%
Alliant Reloder-17	<<locked>>	93%	42206	90%	**66	98%
[Alliant Reloder-23]*	<<locked>>	97%	30342	64%	**77	92%
Baschieri & Pellagri 107	<<locked>>	83%	41974	89%	**77	96%
Hodgdon CFE223	<<locked>>	87%	42148	89%	**20	96%
Hodgdon H380	<<locked>>	87%	41553	88%	**64	95%
[Hodgdon H414]*	<<locked>>	92%	42235	90%	**13	92%
Hodgdon Hybrid 100V	<<locked>>	97%	38667	82%	**34	97%
Hodgdon LVR	<<locked>>	94%	41829	89%	**07	95%
Hodgdon VARGET	<<locked>>	88%	42293	90%	**51	96%
IMR 3031	<<locked>>	86%	42264	90%	**97	100%
IMR 4064	<<locked>>	88%	42032	89%	**34	97%
[IMR 4166 Enduron]*	<<locked>>	88%	41858	89%	**95	92%
[IMR 4451 Enduron]*	<<locked>>	90%	41785	89%	**18	92%
[IMR 4831]*	<<locked>>	97%	36114	77%	**95	94%
IMR 4895	<<locked>>	85%	41568	88%	**87	97%
Lovex D073.6	<<locked>>	84%	42235	90%	**77	99%
Lovex S062	<<locked>>	86%	41959	89%	**44	98%
[Lovex S065]*	<<locked>>	93%	42192	89%	**41	94%
[Lovex S070]*	<<locked>>	95%	42322	90%	**64	93%
Norma 203B	<<locked>>	87%	42337	90%	**87	97%
Norma URP	<<locked>>	97%	42395	90%	**33	96%
Ramshot Big Game	<<locked>>	87%	42206	90%	**07	97%
[Ramshot Hunter]*	<<locked>>	97%	41495	88%	**03	93%
[ReloadSwiss RS 50]*	<<locked>>	87%	41742	89%	**38	93%
ReloadSwiss RS 52 👍	<<locked>>	88%	41829	89%	**20	99%
ReloadSwiss RS 60	<<locked>>	93%	41727	89%	**69	98%
ReloadSwiss RS 62	<<locked>>	97%	41365	88%	**36	95%
[ReloadSwiss RS 70]*	<<locked>>	96%	41742	89%	**26	94%
Rottweil R 902	<<locked>>	84%	41771	89%	**21	98%
Rottweil R 903	<<locked>>	91%	42061	89%	**84	98%
SNPE Vectan SP 11	<<locked>>	90%	41742	89%	**03	97%
SNPE Vectan SP 9	<<locked>>	83%	41742	89%	**51	97%
SNPE Vectan Tubal 5000	<<locked>>	88%	42322	90%	**85	100%
[SNPE Vectan Tubal 7000]*	<<locked>>	93%	41510	88%	**95	92%
[Shooters World Long Rifle]*	<<locked>>	93%	42192	89%	**41	94%
Shooters World Match Rifle	<<locked>>	84%	42235	90%	**77	99%
Shooters World Precision	<<locked>>	86%	41959	89%	**44	98%
Somchem S355	<<locked>>	90%	41814	89%	**67	98%
Somchem S365	<<locked>>	96%	37159	79%	**67	98%
Vihtavuori N133	<<locked>>	84%	42177	89%	**72	100%
Vihtavuori N135	<<locked>>	91%	41510	88%	**28	100%
Vihtavuori N140	<<locked>>	85%	41597	88%	**25	100%
Vihtavuori N150	<<locked>>	95%	42134	89%	**51	99%
Vihtavuori N160	<<locked>>	94%	42264	90%	**87	95%
Vihtavuori N540	<<locked>>	85%	42076	89%	**57	100%
Vihtavuori N550	<<locked>>	94%	42076	89%	**26	95%
[Vihtavuori N555]*	<<locked>>	97%	31618	67%	**46	92%
Winchester 6.5 StaBALL	<<locked>>	94%	41916	89%	**51	97%
[Winchester 760]*	<<locked>>	92%	42235	90%	**13	92%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AR 2208]*	<<locked>>	81%	34563	73%	**87	94%
Accurate 4064	<<locked>>	81%	35230	75%	**43	99%
[Accurate 4350]*	<<locked>>	85%	28747	61%	**34	90%
Alliant Reloder- TS 15.5	<<locked>>	81%	33475	71%	**06	96%
Alliant Reloder-15	<<locked>>	81%	36085	77%	**59	95%
[Alliant Reloder-16]*	<<locked>>	86%	30661	65%	**51	90%
[Alliant Reloder-17]*	<<locked>>	81%	29443	62%	**51	92%
[Alliant Reloder-23]*	<<locked>>	94%	28224	60%	**11	90%
Baschieri & Pellagri 107	<<locked>>	81%	38899	83%	**18	95%
[Hodgdon CFE223]*	<<locked>>	81%	34403	73%	**52	93%
[Hodgdon H380]*	<<locked>>	81%	34403	73%	**06	92%
[Hodgdon H414]*	<<locked>>	88%	37623	80%	**18	90%
[Hodgdon Hybrid 100V]*	<<locked>>	83%	26049	55%	**06	90%
[Hodgdon LVR]*	<<locked>>	85%	31952	68%	**83	90%
[Hodgdon VARGET]*	<<locked>>	81%	34258	73%	**80	94%
IMR 3031	<<locked>>	81%	36289	77%	**85	100%
[IMR 4064]*	<<locked>>	81%	33736	72%	**64	94%
[IMR 4166 Enduron]*	<<locked>>	84%	37507	80%	**03	90%
[IMR 4451 Enduron]*	<<locked>>	87%	38029	81%	**46	90%
[IMR 4831]*	<<locked>>	89%	28732	61%	**11	90%
IMR 4895	<<locked>>	81%	36970	78%	**88	96%
Lovex D073.6	<<locked>>	81%	38972	83%	**11	99%
Lovex S062	<<locked>>	81%	36100	77%	**29	97%
[Lovex S065]*	<<locked>>	84%	32750	69%	**41	90%
[Lovex S070]*	<<locked>>	90%	36593	78%	**49	90%
Norma 203B	<<locked>>	81%	35636	76%	**52	95%
[Norma URP]*	<<locked>>	85%	29863	63%	**41	90%
Ramshot Big Game	<<locked>>	81%	35012	74%	**56	95%
[Ramshot Hunter]*	<<locked>>	91%	35404	75%	**72	90%
[ReloadSwiss RS 50]*	<<locked>>	81%	34795	74%	**87	90%
ReloadSwiss RS 52	<<locked>>	81%	33852	72%	**52	97%
[ReloadSwiss RS 60]*	<<locked>>	81%	28761	61%	**34	92%
[ReloadSwiss RS 62]*	<<locked>>	87%	30690	65%	**87	90%
[ReloadSwiss RS 70]*	<<locked>>	91%	35157	75%	**75	90%
Rottweil R 902	<<locked>>	81%	38101	81%	**46	97%
[Rottweil R 903]*	<<locked>>	81%	30995	66%	**54	94%
[SNPE Vectan SP 11]*	<<locked>>	81%	32213	68%	**93	93%
SNPE Vectan SP 9	<<locked>>	81%	38537	82%	**88	96%
SNPE Vectan Tubal 5000	<<locked>>	81%	33982	72%	**34	99%
[SNPE Vectan Tubal 7000]*	<<locked>>	89%	36085	77%	**93	90%
[Shooters World Long Rifle]*	<<locked>>	84%	32750	69%	**41	90%
Shooters World Match Rifle	<<locked>>	81%	38972	83%	**11	99%
Shooters World Precision	<<locked>>	81%	36100	77%	**29	97%
Somchem S355	<<locked>>	81%	32401	69%	**67	95%
[Somchem S365]*	<<locked>>	81%	23902	51%	**90	90%
Vihtavuori N133	<<locked>>	81%	39044	83%	**23	100%
Vihtavuori N135	<<locked>>	81%	31212	66%	**28	99%
Vihtavuori N140	<<locked>>	81%	36854	78%	**33	99%
[Vihtavuori N150]*	<<locked>>	81%	27789	59%	**36	94%
[Vihtavuori N160]*	<<locked>>	83%	29921	63%	**11	90%
Vihtavuori N540	<<locked>>	81%	36782	78%	**52	99%
[Vihtavuori N550]*	<<locked>>	82%	29820	63%	**41	90%
[Vihtavuori N555]*	<<locked>>	93%	28224	60%	**54	90%
[Winchester 6.5 StaBALL]*	<<locked>>	81%	27572	58%	**16	91%
[Winchester 760]*	<<locked>>	88%	37623	80%	**18	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