Load data for .25 WSSM + .257 | 90gr Hornady CX

Recommended Powder(s): ADI AR 2206H, Hodgdon BL-C2, Lovex D073.6, ReloadSwiss RS 52, Shooters World Match Rifle

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.257 \| 90gr Hornady CX
Manufacturer SKU:	254104
Bullet Weight:	90gr \| 5.8g
Bullet Diameter:	0.257" \| 6.53mm
Bullet Length:	1.220" \| 31.0mm
Caliber:	.25 WSSM load data
Case Length (l3):	1.670" \| 42.4mm
Cartridge Length (C.O.L.):	2.325" \| 59.0mm
Seated Depth:	0.565" \| 14.4mm
Shank Seated Depth:	0.445" \| 11.3mm
Case Capacity:	54.3 Grains of Water \| 3.53 cm³
Primer Size:	Large Rifle (LR)
Max. allowed Pressure:	63817 psi \| 4400 bar
LID:	LID_B1364_C206
Last updated:	2025-01-01
Recommended Twist Rate:	1:9 - 1:7

Load data for 192 loads in caliber .25 WSSM with .257 | 90gr Hornady CX bullet and 96 powders such as ADI AR 2206H, Hodgdon BL-C2, Lovex D073.6, ReloadSwiss RS 52, Shooters World Match Rifle. 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.
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>>	93%	57174	90%	**41	99%
ADI AR 2208	<<locked>>	96%	53940	85%	**59	98%
ADI AR 2219	<<locked>>	84%	56724	89%	**09	100%
Accurate 2015	<<locked>>	89%	56246	88%	**33	100%
Accurate 2200	<<locked>>	91%	57043	89%	**99	98%
Accurate 2230	<<locked>>	87%	57305	90%	**92	99%
Accurate 2460	<<locked>>	86%	56101	88%	**79	100%
Accurate 2495	<<locked>>	92%	57421	90%	**22	100%
Accurate 2520	<<locked>>	91%	56898	89%	**35	100%
[Accurate 2700]*	<<locked>>	97%	53287	84%	**61	93%
Accurate 4064	<<locked>>	97%	54824	86%	**96	100%
[Accurate 4350]*	<<locked>>	97%	40161	63%	**79	94%
Alliant AR-Comp	<<locked>>	91%	56579	89%	**92	100%
Alliant Reloder- TS 15.5	<<locked>>	96%	52924	83%	**82	99%
Alliant Reloder-10x	<<locked>>	86%	56884	89%	**56	100%
Alliant Reloder-15	<<locked>>	96%	56246	88%	**45	99%
[Alliant Reloder-16]*	<<locked>>	97%	41031	64%	**99	94%
Alliant Reloder-17	<<locked>>	97%	47398	74%	**79	98%
Baschieri & Pellagri 106	<<locked>>	84%	56260	88%	**84	100%
Baschieri & Pellagri 107	<<locked>>	93%	57217	90%	**58	98%
Hodgdon BL-C2 👍	<<locked>>	91%	55999	88%	**48	100%
Hodgdon Benchmark	<<locked>>	90%	56362	88%	**53	100%
Hodgdon CFE223	<<locked>>	96%	56260	88%	**74	98%
Hodgdon H322	<<locked>>	89%	56724	89%	**09	100%
Hodgdon H335	<<locked>>	84%	56536	89%	**05	100%
Hodgdon H380	<<locked>>	97%	55825	87%	**15	97%
[Hodgdon H414]*	<<locked>>	97%	48965	77%	**46	93%
Hodgdon H4198	<<locked>>	83%	57101	89%	**20	100%
Hodgdon Hybrid 100V	<<locked>>	96%	37275	58%	**74	95%
[Hodgdon LVR]*	<<locked>>	97%	44817	70%	**58	94%
Hodgdon VARGET	<<locked>>	96%	53272	83%	**50	98%
Hodgdon TrailBoss	<<locked>>	96%	32779	51%	**26	100%
IMR 3031	<<locked>>	96%	57029	89%	**61	100%
IMR 4064	<<locked>>	97%	53113	83%	**36	98%
[IMR 4166 Enduron]*	<<locked>>	97%	52982	83%	**97	94%
IMR 4198	<<locked>>	87%	57421	90%	**20	100%
[IMR 4451 Enduron]*	<<locked>>	97%	50705	79%	**87	94%
[IMR 4831]*	<<locked>>	97%	34911	55%	**31	92%
IMR 4895	<<locked>>	95%	56420	88%	**71	99%
IMR 8208 XBR	<<locked>>	92%	57392	90%	**19	100%
Lovex D073.4	<<locked>>	86%	57276	90%	**82	100%
Lovex D073.5	<<locked>>	87%	56913	89%	**92	100%
Lovex D073.6 👍	<<locked>>	93%	56898	89%	**35	100%
Lovex S060	<<locked>>	93%	56739	89%	**56	99%
Lovex S062	<<locked>>	96%	55637	87%	**02	100%
[Lovex S065]*	<<locked>>	97%	46456	73%	**09	94%
[Lovex S070]*	<<locked>>	97%	43903	69%	**79	92%
Norma 201	<<locked>>	93%	56289	88%	**89	100%
Norma 202	<<locked>>	93%	56985	89%	**09	100%
Norma 203B	<<locked>>	97%	56623	89%	**55	99%
[Norma URP]*	<<locked>>	97%	41205	65%	**95	94%
Ramshot Big Game	<<locked>>	96%	56826	89%	**68	99%
Ramshot TAC	<<locked>>	91%	57217	90%	**05	97%
Ramshot Wild Boar	<<locked>>	91%	56304	88%	**25	99%
Ramshot X-Terminator	<<locked>>	88%	57029	89%	**86	99%
ReloadSwiss RS 14	<<locked>>	95%	32692	51%	**65	100%
ReloadSwiss RS 40	<<locked>>	87%	56811	89%	**02	100%
ReloadSwiss RS 50	<<locked>>	97%	56420	88%	**92	96%
ReloadSwiss RS 52 👍	<<locked>>	97%	56681	89%	**91	100%
ReloadSwiss RS 60	<<locked>>	97%	45977	72%	**59	99%
[ReloadSwiss RS 62]*	<<locked>>	97%	40335	63%	**02	94%
[ReloadSwiss RS 70]*	<<locked>>	97%	42395	66%	**25	93%
Rottweil R 901	<<locked>>	91%	56579	89%	**73	100%
Rottweil R 902	<<locked>>	95%	56217	88%	**79	100%
Rottweil R 903	<<locked>>	97%	50038	78%	**30	99%
[Rottweil R 907]*	<<locked>>	97%	48544	76%	**35	92%
SNPE Vectan SP 10	<<locked>>	84%	56623	89%	**05	100%
SNPE Vectan SP 11	<<locked>>	97%	52228	82%	**05	98%
SNPE Vectan SP 7	<<locked>>	92%	56376	88%	**92	97%
SNPE Vectan SP 9	<<locked>>	93%	56565	89%	**22	99%
SNPE Vectan Tubal 3000	<<locked>>	92%	57072	89%	**27	100%
SNPE Vectan Tubal 5000	<<locked>>	97%	53940	85%	**71	100%
[SNPE Vectan Tubal 7000]*	<<locked>>	97%	45919	72%	**49	92%
[Shooters World Long Rifle]*	<<locked>>	97%	46456	73%	**09	94%
Shooters World Match Rifle 👍	<<locked>>	93%	56898	89%	**35	100%
Shooters World Precision	<<locked>>	96%	55637	87%	**02	100%
Shooters World Tactical Rifle	<<locked>>	85%	56028	88%	**53	99%
Somchem S321	<<locked>>	88%	56985	89%	**25	100%
Somchem S335	<<locked>>	93%	57348	90%	**40	100%
Somchem S341	<<locked>>	92%	57101	89%	**19	99%
Somchem S355	<<locked>>	97%	50995	80%	**36	99%
Somchem S365	<<locked>>	97%	36579	57%	**30	96%
Vihtavuori N120	<<locked>>	83%	56231	88%	**25	100%
Vihtavuori N130	<<locked>>	90%	57363	90%	**10	100%
Vihtavuori N133	<<locked>>	95%	56739	89%	**14	100%
Vihtavuori N135	<<locked>>	97%	48153	75%	**51	100%
Vihtavuori N140	<<locked>>	96%	56739	89%	**73	100%
Vihtavuori N150	<<locked>>	96%	42337	66%	**40	98%
Vihtavuori N160	<<locked>>	96%	44918	70%	**25	95%
Vihtavuori N530	<<locked>>	89%	56318	88%	**09	100%
Vihtavuori N540	<<locked>>	96%	57232	90%	**19	100%
Vihtavuori N550	<<locked>>	97%	45876	72%	**00	96%
Winchester 6.5 StaBALL	<<locked>>	97%	44889	70%	**92	97%
Winchester 748	<<locked>>	88%	55999	88%	**41	100%
[Winchester 760]*	<<locked>>	97%	48965	77%	**46	93%
Winchester StaBALL Match	<<locked>>	87%	57232	90%	**51	99%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
ADI AR 2206H	<<locked>>	81%	38914	61%	**77	95%
[ADI AR 2208]*	<<locked>>	81%	33489	52%	**20	92%
ADI AR 2219	<<locked>>	81%	51387	81%	**20	100%
Accurate 2015	<<locked>>	81%	44527	70%	**46	100%
[Accurate 2200]*	<<locked>>	81%	41321	65%	**90	94%
Accurate 2230	<<locked>>	81%	46514	73%	**05	98%
Accurate 2460	<<locked>>	81%	46789	73%	**22	99%
Accurate 2495	<<locked>>	81%	38841	61%	**00	100%
Accurate 2520	<<locked>>	81%	39914	63%	**27	99%
[Accurate 2700]*	<<locked>>	90%	43569	68%	**81	90%
Accurate 4064	<<locked>>	81%	32677	51%	**49	98%
[Accurate 4350]*	<<locked>>	90%	32111	50%	**79	90%
Alliant AR-Comp	<<locked>>	81%	40045	63%	**27	100%
[Alliant Reloder- TS 15.5]*	<<locked>>	81%	32343	51%	**33	94%
Alliant Reloder-10x	<<locked>>	81%	48428	76%	**22	100%
[Alliant Reloder-15]*	<<locked>>	81%	34664	54%	**95	93%
[Alliant Reloder-16]*	<<locked>>	90%	33649	53%	**92	90%
[Alliant Reloder-17]*	<<locked>>	83%	29602	46%	**94	90%
Baschieri & Pellagri 106	<<locked>>	81%	50633	79%	**95	100%
[Baschieri & Pellagri 107]*	<<locked>>	81%	38232	60%	**81	93%
Hodgdon BL-C2	<<locked>>	81%	39668	62%	**33	97%
Hodgdon Benchmark	<<locked>>	81%	43337	68%	**17	98%
[Hodgdon CFE223]*	<<locked>>	81%	33417	52%	**79	91%
Hodgdon H322	<<locked>>	81%	43685	68%	**79	100%
Hodgdon H335	<<locked>>	81%	50647	79%	**10	100%
[Hodgdon H380]*	<<locked>>	82%	33373	52%	**40	90%
[Hodgdon H414]*	<<locked>>	91%	40625	64%	**66	90%
Hodgdon H4198	<<locked>>	81%	53156	83%	**58	100%
[Hodgdon Hybrid 100V]*	<<locked>>	88%	29080	46%	**38	91%
[Hodgdon LVR]*	<<locked>>	89%	34853	55%	**12	90%
[Hodgdon VARGET]*	<<locked>>	81%	32996	52%	**07	92%
Hodgdon TrailBoss	<<locked>>	81%	26237	41%	**72	100%
IMR 3031	<<locked>>	81%	34998	55%	**38	99%
[IMR 4064]*	<<locked>>	81%	32532	51%	**87	92%
[IMR 4166 Enduron]*	<<locked>>	88%	40596	64%	**41	90%
IMR 4198	<<locked>>	81%	48704	76%	**89	100%
[IMR 4451 Enduron]*	<<locked>>	90%	40640	64%	**77	90%
[IMR 4831]*	<<locked>>	94%	31763	50%	**46	90%
[IMR 4895]*	<<locked>>	81%	35520	56%	**28	94%
IMR 8208 XBR	<<locked>>	81%	40973	64%	**10	97%
Lovex D073.4	<<locked>>	81%	48530	76%	**45	99%
Lovex D073.5	<<locked>>	81%	46093	72%	**05	99%
Lovex D073.6	<<locked>>	81%	37275	58%	**64	98%
Lovex S060	<<locked>>	81%	39697	62%	**28	95%
Lovex S062	<<locked>>	81%	34461	54%	**59	95%
[Lovex S065]*	<<locked>>	89%	36260	57%	**89	90%
[Lovex S070]*	<<locked>>	94%	39929	63%	**94	90%
Norma 201	<<locked>>	81%	38072	60%	**35	96%
Norma 202	<<locked>>	81%	38450	60%	**64	99%
[Norma 203B]*	<<locked>>	81%	34200	54%	**85	93%
[Norma URP]*	<<locked>>	90%	32750	51%	**72	90%
[Ramshot Big Game]*	<<locked>>	81%	33721	53%	**85	93%
[Ramshot TAC]*	<<locked>>	81%	41046	64%	**90	93%
Ramshot Wild Boar	<<locked>>	81%	40292	63%	**20	96%
Ramshot X-Terminator	<<locked>>	81%	44933	70%	**63	97%
ReloadSwiss RS 14	<<locked>>	81%	26208	41%	**08	100%
ReloadSwiss RS 40	<<locked>>	81%	46398	73%	**22	99%
[ReloadSwiss RS 50]*	<<locked>>	85%	38667	61%	**44	90%
ReloadSwiss RS 52	<<locked>>	81%	32634	51%	**92	95%
[ReloadSwiss RS 60]*	<<locked>>	83%	28906	45%	**71	90%
[ReloadSwiss RS 62]*	<<locked>>	91%	33562	53%	**22	90%
[ReloadSwiss RS 70]*	<<locked>>	94%	37797	59%	**00	90%
Rottweil R 901	<<locked>>	81%	42177	66%	**13	99%
Rottweil R 902	<<locked>>	81%	36390	57%	**85	96%
[Rottweil R 903]*	<<locked>>	81%	29646	46%	**64	92%
[Rottweil R 907]*	<<locked>>	93%	43250	68%	**33	90%
SNPE Vectan SP 10	<<locked>>	81%	51880	81%	**27	100%
[SNPE Vectan SP 11]*	<<locked>>	81%	31038	49%	**13	91%
[SNPE Vectan SP 7]*	<<locked>>	81%	39073	61%	**61	93%
SNPE Vectan SP 9	<<locked>>	81%	37739	59%	**48	95%
SNPE Vectan Tubal 3000	<<locked>>	81%	39972	63%	**18	99%
SNPE Vectan Tubal 5000	<<locked>>	81%	32779	51%	**61	98%
[SNPE Vectan Tubal 7000]*	<<locked>>	92%	39668	62%	**25	90%
[Shooters World Long Rifle]*	<<locked>>	89%	36260	57%	**89	90%
Shooters World Match Rifle	<<locked>>	81%	37275	58%	**64	98%
Shooters World Precision	<<locked>>	81%	34461	54%	**59	95%
Shooters World Tactical Rifle	<<locked>>	81%	48878	77%	**28	99%
Somchem S321	<<locked>>	81%	44324	69%	**95	98%
Somchem S335	<<locked>>	81%	39320	62%	**18	99%
Somchem S341	<<locked>>	81%	38870	61%	**61	95%
[Somchem S355]*	<<locked>>	81%	30647	48%	**77	92%
[Somchem S365]*	<<locked>>	87%	26643	42%	**12	90%
Vihtavuori N120	<<locked>>	81%	52446	82%	**76	100%
Vihtavuori N130	<<locked>>	81%	44614	70%	**00	100%
Vihtavuori N133	<<locked>>	81%	37318	58%	**69	100%
Vihtavuori N135	<<locked>>	81%	29660	46%	**41	98%
Vihtavuori N140	<<locked>>	81%	35752	56%	**82	98%
[Vihtavuori N150]*	<<locked>>	81%	26324	41%	**30	92%
[Vihtavuori N160]*	<<locked>>	87%	32518	51%	**26	90%
Vihtavuori N530	<<locked>>	81%	43453	68%	**72	98%
Vihtavuori N540	<<locked>>	81%	35607	56%	**95	98%
[Vihtavuori N550]*	<<locked>>	86%	32518	51%	**66	90%
[Winchester 6.5 StaBALL]*	<<locked>>	84%	29080	46%	**85	90%
Winchester 748	<<locked>>	81%	43439	68%	**15	99%
[Winchester 760]*	<<locked>>	91%	40625	64%	**66	90%
Winchester StaBALL Match	<<locked>>	81%	46470	73%	**58	98%

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