Load data for 25 x 47 Lapua + .257 | 70gr | Sierra Blitzking

Recommended Powder(s): Accurate 2460, Hodgdon H322, Hodgdon H335, IMR 3031, ReloadSwiss RS 40

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.257 \| 70gr \| Sierra Blitzking
Manufacturer SKU:	1605
Bullet Weight:	70gr \| 4.5g
Bullet Diameter:	0.257" \| 6.53mm
Bullet Length:	<<locked>>
Caliber:	.25 x 47 Lapua load data
Case Length (l3):	1.850" \| 47.0mm
Cartridge Length (C.O.L.):	<<locked>>
Seated Depth:	<<locked>>
Shank Seated Depth:	<<locked>>
Case Capacity:	48.0 Grains of Water \| 3.12 cm³
Primer Size:	Small Rifle (SR)
Max. allowed Pressure:	63092 psi \| 4350 bar
LID:	LID_B5786_C996
Last updated:	2026-06-26

Load data for 164 loads in caliber .25 x 47 Lapua with .257 | 70gr | Sierra Blitzking bullet and 82 powders such as Accurate 2460, Hodgdon H322, Hodgdon H335, IMR 3031, ReloadSwiss RS 40. 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>>	97%	55158	87%	**40	96%
ADI AR 2207	<<locked>>	86%	56724	90%	**71	100%
[ADI AR 2208]*	<<locked>>	97%	46499	74%	**27	93%
ADI AR 2219	<<locked>>	88%	56289	89%	**60	100%
ADI Benchmark 8208	<<locked>>	95%	55579	88%	**14	98%
Accurate 2015	<<locked>>	95%	55521	88%	**78	100%
Accurate 2200	<<locked>>	86%	56333	89%	**63	96%
Accurate 2230	<<locked>>	86%	55608	88%	**40	96%
Accurate 2460 👍	<<locked>>	91%	56217	89%	**10	99%
Accurate 2495	<<locked>>	96%	47645	76%	**89	100%
Accurate 2520	<<locked>>	95%	55811	88%	**40	99%
Accurate 4064	<<locked>>	96%	44295	70%	**46	98%
Alliant AR-Comp	<<locked>>	97%	56362	89%	**79	100%
[Alliant Power Pro 2000-MR]*	<<locked>>	97%	51343	81%	**40	94%
Alliant Reloder- TS 15.5	<<locked>>	97%	44527	71%	**33	95%
Alliant Reloder-10x	<<locked>>	91%	56449	89%	**17	100%
[Alliant Reloder-15]*	<<locked>>	97%	48892	77%	**32	94%
Alliant Reloder-7	<<locked>>	85%	55463	88%	**51	100%
Baschieri & Pellagri 106	<<locked>>	89%	56086	89%	**09	100%
Baschieri & Pellagri 107	<<locked>>	97%	55434	88%	**37	95%
Bofors RP3	<<locked>>	97%	44338	70%	**40	95%
Hodgdon BL-C2	<<locked>>	96%	55651	88%	**73	98%
Hodgdon Benchmark	<<locked>>	94%	55376	88%	**68	98%
Hodgdon CFE223	<<locked>>	93%	55579	88%	**25	96%
Hodgdon H322 👍	<<locked>>	91%	56289	89%	**60	100%
Hodgdon H335 👍	<<locked>>	91%	56449	89%	**50	100%
Hodgdon H4198	<<locked>>	85%	56695	90%	**61	100%
Hodgdon H4895	<<locked>>	97%	55521	88%	**63	97%
Hodgdon LEVERevolution	<<locked>>	97%	50749	80%	**04	97%
Hodgdon TrailBoss	<<locked>>	95%	31299	50%	**56	100%
Hodgdon VARGET	<<locked>>	96%	53171	84%	**88	97%
IMR 3031 👍	<<locked>>	97%	53693	85%	**76	100%
[IMR 4064]*	<<locked>>	97%	48950	78%	**79	94%
IMR 4198	<<locked>>	91%	56594	90%	**81	100%
IMR 4895	<<locked>>	97%	50038	79%	**68	95%
IMR 8208 XBR	<<locked>>	95%	55579	88%	**14	98%
Lovex D073.4	<<locked>>	85%	55985	89%	**37	99%
Lovex D073.5	<<locked>>	91%	55695	88%	**10	99%
Lovex D073.6	<<locked>>	97%	53055	84%	**10	99%
Lovex S060	<<locked>>	97%	55608	88%	**68	97%
Lovex S062	<<locked>>	97%	47645	76%	**69	96%
Norma 200	<<locked>>	87%	56565	90%	**94	100%
Norma 201	<<locked>>	96%	53156	84%	**78	97%
Norma 202	<<locked>>	97%	53592	85%	**01	99%
Norma 203B	<<locked>>	97%	47834	76%	**06	95%
Ramshot Big Game	<<locked>>	97%	48515	77%	**35	95%
[Ramshot TAC]*	<<locked>>	95%	55724	88%	**78	93%
Ramshot Wild Boar	<<locked>>	96%	56318	89%	**47	97%
Ramshot X-Terminator	<<locked>>	93%	56623	90%	**97	97%
ReloadSwiss RS 14	<<locked>>	96%	31488	50%	**05	100%
ReloadSwiss RS 40 👍	<<locked>>	92%	56492	90%	**37	99%
ReloadSwiss RS 52	<<locked>>	96%	50546	80%	**43	95%
ReloadSwiss RS 60	<<locked>>	97%	42902	68%	**63	96%
Rottweil R 901	<<locked>>	96%	56028	89%	**10	99%
Rottweil R 902	<<locked>>	97%	50734	80%	**09	97%
[Rottweil R 903]*	<<locked>>	96%	40814	65%	**51	93%
SNPE Vectan BA6 1/2	<<locked>>	86%	56014	89%	**76	100%
SNPE Vectan SP 10	<<locked>>	88%	56217	89%	**43	99%
[SNPE Vectan SP 11]*	<<locked>>	96%	43366	69%	**14	93%
SNPE Vectan SP 3	<<locked>>	91%	56434	89%	**24	100%
[SNPE Vectan SP 7]*	<<locked>>	96%	56492	90%	**97	94%
SNPE Vectan SP 9	<<locked>>	96%	52910	84%	**81	96%
SNPE Vectan Tubal 3000	<<locked>>	96%	56173	89%	**51	99%
SNPE Vectan Tubal 5000	<<locked>>	96%	45498	72%	**55	99%
Shooters World AR Plus	<<locked>>	85%	55985	89%	**37	99%
Shooters World Match Rifle	<<locked>>	97%	53055	84%	**10	99%
Shooters World Precision	<<locked>>	97%	47645	76%	**69	96%
Shooters World Tactical Rifle	<<locked>>	89%	55448	88%	**71	97%
Somchem S321	<<locked>>	92%	55811	88%	**40	98%
Somchem S335	<<locked>>	96%	54433	86%	**32	100%
Somchem S341	<<locked>>	96%	55767	88%	**01	96%
[Somchem S355]*	<<locked>>	96%	42206	67%	**64	94%
Vihtavuori N120	<<locked>>	86%	56594	90%	**15	100%
Vihtavuori N130	<<locked>>	93%	56260	89%	**48	100%
Vihtavuori N133	<<locked>>	96%	55405	88%	**45	100%
Vihtavuori N135	<<locked>>	96%	45455	72%	**43	100%
Vihtavuori N140	<<locked>>	96%	50270	80%	**02	99%
Vihtavuori N150	<<locked>>	96%	40582	64%	**99	95%
Vihtavuori N530	<<locked>>	95%	56405	89%	**17	98%
Vihtavuori N540	<<locked>>	97%	49269	78%	**02	99%
Winchester 748	<<locked>>	96%	56347	89%	**86	99%
Winchester StaBALL Match	<<locked>>	97%	52982	84%	**04	97%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AR 2206H]*	<<locked>>	84%	36042	57%	**00	90%
ADI AR 2207	<<locked>>	81%	48240	76%	**30	100%
[ADI AR 2208]*	<<locked>>	91%	38986	62%	**50	90%
ADI AR 2219	<<locked>>	81%	43410	69%	**04	98%
[ADI Benchmark 8208]*	<<locked>>	81%	34780	55%	**41	91%
Accurate 2015	<<locked>>	81%	35781	57%	**74	98%
[Accurate 2200]*	<<locked>>	81%	46760	74%	**73	93%
[Accurate 2230]*	<<locked>>	81%	46992	74%	**76	94%
Accurate 2460	<<locked>>	81%	38740	61%	**59	96%
Accurate 2495	<<locked>>	81%	27949	44%	**94	96%
[Accurate 2520]*	<<locked>>	81%	34171	54%	**71	94%
[Accurate 4064]*	<<locked>>	81%	26382	42%	**48	91%
Alliant AR-Comp	<<locked>>	81%	32967	52%	**94	99%
[Alliant Power Pro 2000-MR]*	<<locked>>	91%	42975	68%	**43	90%
[Alliant Reloder- TS 15.5]*	<<locked>>	87%	32996	52%	**35	90%
Alliant Reloder-10x	<<locked>>	81%	41031	65%	**22	100%
[Alliant Reloder-15]*	<<locked>>	89%	38014	60%	**76	90%
Alliant Reloder-7	<<locked>>	81%	49676	79%	**43	100%
Baschieri & Pellagri 106	<<locked>>	81%	43424	69%	**86	99%
[Baschieri & Pellagri 107]*	<<locked>>	87%	40030	63%	**09	90%
[Bofors RP3]*	<<locked>>	88%	32460	51%	**41	90%
[Hodgdon BL-C2]*	<<locked>>	81%	32677	52%	**35	91%
[Hodgdon Benchmark]*	<<locked>>	81%	37579	60%	**81	94%
[Hodgdon CFE223]*	<<locked>>	83%	38885	62%	**41	90%
Hodgdon H322	<<locked>>	81%	39537	63%	**19	98%
Hodgdon H335	<<locked>>	81%	40132	64%	**15	97%
Hodgdon H4198	<<locked>>	81%	49719	79%	**30	99%
[Hodgdon H4895]*	<<locked>>	82%	34447	55%	**68	90%
[Hodgdon LEVERevolution]*	<<locked>>	86%	34606	55%	**00	90%
Hodgdon TrailBoss	<<locked>>	81%	25092	40%	**85	100%
[Hodgdon VARGET]*	<<locked>>	83%	34635	55%	**45	90%
IMR 3031	<<locked>>	81%	31604	50%	**58	96%
[IMR 4064]*	<<locked>>	89%	38014	60%	**27	90%
IMR 4198	<<locked>>	81%	41916	66%	**15	100%
[IMR 4895]*	<<locked>>	87%	36376	58%	**43	90%
[IMR 8208 XBR]*	<<locked>>	81%	34780	55%	**41	91%
Lovex D073.4	<<locked>>	81%	47514	75%	**66	98%
Lovex D073.5	<<locked>>	81%	38522	61%	**50	95%
[Lovex D073.6]*	<<locked>>	81%	30719	49%	**72	92%
[Lovex S060]*	<<locked>>	82%	35926	57%	**18	90%
[Lovex S062]*	<<locked>>	85%	32358	51%	**86	90%
Norma 200	<<locked>>	81%	46253	73%	**14	100%
[Norma 201]*	<<locked>>	81%	32184	51%	**72	90%
[Norma 202]*	<<locked>>	81%	32213	51%	**05	94%
[Norma 203B]*	<<locked>>	88%	35636	56%	**17	90%
[Ramshot Big Game]*	<<locked>>	90%	38058	60%	**79	90%
[Ramshot TAC]*	<<locked>>	89%	45701	72%	**84	90%
[Ramshot Wild Boar]*	<<locked>>	83%	36753	58%	**23	90%
[Ramshot X-Terminator]*	<<locked>>	81%	38319	61%	**97	91%
ReloadSwiss RS 14	<<locked>>	81%	25295	40%	**41	100%
ReloadSwiss RS 40	<<locked>>	81%	39523	63%	**86	95%
[ReloadSwiss RS 52]*	<<locked>>	89%	39175	62%	**61	90%
[ReloadSwiss RS 60]*	<<locked>>	89%	33025	52%	**64	90%
Rottweil R 901	<<locked>>	81%	35911	57%	**71	95%
[Rottweil R 902]*	<<locked>>	82%	32155	51%	**59	90%
[Rottweil R 903]*	<<locked>>	91%	33562	53%	**58	90%
SNPE Vectan BA6 1/2	<<locked>>	81%	48878	77%	**71	100%
SNPE Vectan SP 10	<<locked>>	81%	44106	70%	**01	98%
[SNPE Vectan SP 11]*	<<locked>>	92%	37942	60%	**79	90%
SNPE Vectan SP 3	<<locked>>	81%	41669	66%	**32	99%
[SNPE Vectan SP 7]*	<<locked>>	89%	42931	68%	**32	90%
[SNPE Vectan SP 9]*	<<locked>>	85%	36172	57%	**91	90%
SNPE Vectan Tubal 3000	<<locked>>	81%	34301	54%	**82	95%
[SNPE Vectan Tubal 5000]*	<<locked>>	81%	27760	44%	**89	93%
Shooters World AR Plus	<<locked>>	81%	47514	75%	**66	98%
[Shooters World Match Rifle]*	<<locked>>	81%	30719	49%	**72	92%
[Shooters World Precision]*	<<locked>>	85%	32358	51%	**86	90%
[Shooters World Tactical Rifle]*	<<locked>>	81%	42279	67%	**92	94%
[Somchem S321]*	<<locked>>	81%	37275	59%	**33	93%
Somchem S335	<<locked>>	81%	33402	53%	**69	95%
[Somchem S341]*	<<locked>>	84%	36347	58%	**84	90%
[Somchem S355]*	<<locked>>	91%	34969	55%	**77	90%
Vihtavuori N120	<<locked>>	81%	48240	76%	**74	100%
Vihtavuori N130	<<locked>>	81%	39117	62%	**20	99%
Vihtavuori N133	<<locked>>	81%	34258	54%	**99	98%
[Vihtavuori N135]*	<<locked>>	81%	27456	44%	**67	94%
[Vihtavuori N140]*	<<locked>>	81%	30298	48%	**20	93%
[Vihtavuori N150]*	<<locked>>	88%	30632	49%	**20	90%
[Vihtavuori N530]*	<<locked>>	81%	34896	55%	**48	92%
[Vihtavuori N540]*	<<locked>>	81%	29399	47%	**00	92%
[Winchester 748]*	<<locked>>	81%	33286	53%	**54	92%
[Winchester StaBALL Match]*	<<locked>>	84%	34389	55%	**58	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