Load data for .25-35 Win. + .257 | 117gr | Sierra SBT GameKing

Recommended Powder(s): Accurate 4064, IMR 3031, Lovex D073.6, Norma 202, Shooters World Match Rifle

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.257 \| 117gr \| Sierra SBT GameKing
Manufacturer SKU:	1630
Bullet Weight:	117gr \| 7.6g
Bullet Diameter:	0.257" \| 6.53mm
Bullet Length:	1.116" \| 28.3mm
Caliber:	.25-35 Win. load data
Case Length (l3):	2.040" \| 51.8mm
Cartridge Length (C.O.L.):	2.512" \| 63.8mm
Seated Depth:	0.644" \| 16.4mm
Shank Seated Depth:	0.494" \| 12.6mm
Case Capacity:	38.0 Grains of Water \| 2.47 cm³
Primer Size:	Large Rifle (LR)
Max. allowed Pressure:	44237 psi \| 3050 bar
LID:	LID_B5798_C216
Last updated:	2025-01-01
Recommended Twist Rate:	1:10 - 1:9

Load data for 118 loads in caliber .25-35 Win. with .257 | 117gr | Sierra SBT GameKing bullet and 59 powders such as Accurate 4064, IMR 3031, Lovex D073.6, Norma 202, 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.

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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>>	88%	38508	87%	**33	94%
[ADI AR 2208]*	<<locked>>	94%	39581	89%	**26	94%
Accurate 2015	<<locked>>	83%	38479	87%	**87	100%
[Accurate 2200]*	<<locked>>	86%	39044	88%	**93	92%
Accurate 2230	<<locked>>	83%	39378	89%	**13	96%
Accurate 2460	<<locked>>	83%	39073	88%	**23	97%
Accurate 2495	<<locked>>	89%	38551	87%	**72	100%
Accurate 2520	<<locked>>	88%	39349	89%	**75	98%
Accurate 4064 👍	<<locked>>	95%	38580	87%	**79	99%
Alliant AR-Comp	<<locked>>	88%	39465	89%	**79	100%
Alliant Reloder- TS 15.5	<<locked>>	95%	38595	87%	**65	96%
[Alliant Reloder-15]*	<<locked>>	92%	38972	88%	**59	94%
[Alliant Reloder-17]*	<<locked>>	97%	36999	84%	**69	93%
[Baschieri & Pellagri 107]*	<<locked>>	89%	39581	89%	**62	93%
Hodgdon BL-C2	<<locked>>	88%	39740	90%	**95	96%
Hodgdon Benchmark	<<locked>>	84%	39581	89%	**83	97%
[Hodgdon CFE223]*	<<locked>>	93%	39436	89%	**88	93%
Hodgdon H322	<<locked>>	84%	38870	88%	**36	99%
[Hodgdon H380]*	<<locked>>	94%	39189	89%	**49	92%
[Hodgdon VARGET]*	<<locked>>	94%	39581	89%	**26	94%
IMR 3031 👍	<<locked>>	93%	39697	90%	**11	100%
[IMR 4064]*	<<locked>>	94%	38653	87%	**03	94%
IMR 4895	<<locked>>	91%	38479	87%	**69	95%
IMR 8208 XBR	<<locked>>	86%	39450	89%	**26	96%
Lovex D073.5	<<locked>>	83%	39073	88%	**23	97%
Lovex D073.6 👍	<<locked>>	90%	38508	87%	**62	98%
Lovex S060	<<locked>>	87%	38957	88%	**67	95%
Lovex S062	<<locked>>	92%	38725	88%	**36	96%
Norma 201	<<locked>>	89%	39175	89%	**26	96%
Norma 202 👍	<<locked>>	89%	39175	89%	**46	99%
Norma 203B	<<locked>>	93%	39465	89%	**79	95%
[Ramshot Big Game]*	<<locked>>	93%	39102	88%	**72	94%
Ramshot Wild Boar	<<locked>>	87%	39044	88%	**52	95%
[Ramshot X-Terminator]*	<<locked>>	83%	38783	88%	**90	94%
ReloadSwiss RS 52	<<locked>>	94%	39117	88%	**08	97%
[ReloadSwiss RS 60]*	<<locked>>	97%	36216	82%	**49	94%
Rottweil R 901	<<locked>>	86%	39320	89%	**13	98%
Rottweil R 902	<<locked>>	90%	38566	87%	**03	96%
Rottweil R 903	<<locked>>	97%	38058	86%	**59	95%
[SNPE Vectan SP 11]*	<<locked>>	96%	39682	90%	**92	94%
[SNPE Vectan SP 7]*	<<locked>>	88%	39552	89%	**26	92%
SNPE Vectan SP 9	<<locked>>	90%	39421	89%	**49	95%
SNPE Vectan Tubal 3000	<<locked>>	87%	39088	88%	**60	98%
SNPE Vectan Tubal 5000	<<locked>>	94%	39073	88%	**77	99%
Shooters World Match Rifle 👍	<<locked>>	90%	38508	87%	**62	98%
Shooters World Precision	<<locked>>	92%	38725	88%	**36	96%
Somchem S321	<<locked>>	84%	38696	87%	**39	96%
Somchem S335	<<locked>>	88%	39320	89%	**83	99%
[Somchem S341]*	<<locked>>	88%	38812	88%	**23	94%
Somchem S355	<<locked>>	97%	39639	90%	**69	95%
Vihtavuori N130	<<locked>>	83%	39537	89%	**67	100%
Vihtavuori N133	<<locked>>	90%	39320	89%	**80	100%
Vihtavuori N135	<<locked>>	96%	36492	82%	**00	100%
Vihtavuori N140	<<locked>>	91%	38827	88%	**23	99%
Vihtavuori N150	<<locked>>	96%	32851	74%	**15	95%
Vihtavuori N530	<<locked>>	84%	38711	88%	**23	96%
Vihtavuori N540	<<locked>>	91%	38421	87%	**36	98%
[Winchester 6.5 StaBALL]*	<<locked>>	96%	34954	79%	**28	92%
Winchester 748	<<locked>>	85%	38812	88%	**75	97%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AR 2206H]*	<<locked>>	81%	31140	70%	**75	91%
[ADI AR 2208]*	<<locked>>	86%	31096	70%	**49	90%
Accurate 2015	<<locked>>	81%	35766	81%	**38	100%
[Accurate 2200]*	<<locked>>	81%	33939	77%	**85	90%
Accurate 2230	<<locked>>	81%	36680	83%	**60	95%
Accurate 2460	<<locked>>	81%	36477	82%	**77	97%
Accurate 2495	<<locked>>	81%	29472	67%	**88	99%
Accurate 2520	<<locked>>	81%	30472	69%	**98	95%
[Accurate 4064]*	<<locked>>	81%	24831	56%	**67	94%
Alliant AR-Comp	<<locked>>	81%	31604	71%	**31	100%
[Alliant Reloder- TS 15.5]*	<<locked>>	82%	26353	60%	**80	90%
[Alliant Reloder-15]*	<<locked>>	84%	30429	69%	**78	90%
[Alliant Reloder-17]*	<<locked>>	91%	31328	71%	**28	90%
[Baschieri & Pellagri 107]*	<<locked>>	84%	33562	76%	**31	90%
[Hodgdon BL-C2]*	<<locked>>	81%	31038	70%	**15	93%
Hodgdon Benchmark	<<locked>>	81%	35781	81%	**11	96%
[Hodgdon CFE223]*	<<locked>>	89%	34534	78%	**83	90%
Hodgdon H322	<<locked>>	81%	34838	79%	**54	98%
[Hodgdon H380]*	<<locked>>	91%	35143	79%	**70	90%
[Hodgdon VARGET]*	<<locked>>	86%	31096	70%	**49	90%
IMR 3031	<<locked>>	81%	27644	63%	**39	97%
[IMR 4064]*	<<locked>>	86%	30095	68%	**23	90%
[IMR 4895]*	<<locked>>	82%	28892	65%	**49	90%
[IMR 8208 XBR]*	<<locked>>	81%	33040	75%	**95	94%
Lovex D073.5	<<locked>>	81%	36477	82%	**77	97%
Lovex D073.6	<<locked>>	81%	28761	65%	**56	95%
[Lovex S060]*	<<locked>>	81%	32851	74%	**39	92%
[Lovex S062]*	<<locked>>	81%	27267	62%	**73	91%
[Norma 201]*	<<locked>>	81%	30661	69%	**42	93%
Norma 202	<<locked>>	81%	30356	69%	**65	96%
[Norma 203B]*	<<locked>>	83%	28718	65%	**42	90%
[Ramshot Big Game]*	<<locked>>	85%	30980	70%	**92	90%
[Ramshot Wild Boar]*	<<locked>>	81%	31705	72%	**92	91%
[Ramshot X-Terminator]*	<<locked>>	81%	36187	82%	**34	93%
[ReloadSwiss RS 52]*	<<locked>>	81%	25831	58%	**90	90%
[ReloadSwiss RS 60]*	<<locked>>	91%	30545	69%	**05	90%
Rottweil R 901	<<locked>>	81%	34055	77%	**08	97%
[Rottweil R 902]*	<<locked>>	81%	29124	66%	**00	92%
[Rottweil R 903]*	<<locked>>	87%	27195	61%	**16	90%
[SNPE Vectan SP 11]*	<<locked>>	89%	31459	71%	**15	91%
[SNPE Vectan SP 7]*	<<locked>>	85%	35520	80%	**47	90%
[SNPE Vectan SP 9]*	<<locked>>	81%	29979	68%	**42	91%
SNPE Vectan Tubal 3000	<<locked>>	81%	32489	73%	**33	97%
SNPE Vectan Tubal 5000	<<locked>>	81%	26411	60%	**05	96%
Shooters World Match Rifle	<<locked>>	81%	28761	65%	**56	95%
[Shooters World Precision]*	<<locked>>	81%	27267	62%	**73	91%
Somchem S321	<<locked>>	81%	34824	79%	**60	95%
Somchem S335	<<locked>>	81%	31879	72%	**39	98%
[Somchem S341]*	<<locked>>	81%	30574	69%	**49	91%
[Somchem S355]*	<<locked>>	85%	27601	62%	**06	90%
Vihtavuori N130	<<locked>>	81%	36869	83%	**18	100%
Vihtavuori N133	<<locked>>	81%	30414	69%	**03	99%
Vihtavuori N135	<<locked>>	81%	23525	53%	**95	96%
Vihtavuori N140	<<locked>>	81%	28253	64%	**96	96%
[Vihtavuori N150]*	<<locked>>	87%	24918	56%	**14	90%
Vihtavuori N530	<<locked>>	81%	34664	78%	**44	95%
Vihtavuori N540	<<locked>>	81%	28079	63%	**13	95%
[Winchester 6.5 StaBALL]*	<<locked>>	93%	31546	71%	**49	91%
Winchester 748	<<locked>>	81%	33910	77%	**67	95%

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