Load data for .33 Win. + .338 | 250gr | Sako Hammerhead

Recommended Powder(s): Accurate 4064, Alliant Reloder- TS 15.5, Lovex D073.6, ReloadSwiss RS 52, Shooters World Match Rifle

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.338 \| 250gr \| Sako Hammerhead
Manufacturer SKU:	211F
Bullet Weight:	250gr \| 16.2g
Bullet Diameter:	0.338" \| 8.59mm
Bullet Length:	1.220" \| 31.0mm
Caliber:	.33 Win. load data
Case Length (l3):	2.104" \| 53.4mm
Cartridge Length (C.O.L.):	2.753" \| 69.9mm
Seated Depth:	0.571" \| 14.5mm
Shank Seated Depth:	0.571" \| 14.5mm
Case Capacity:	63.0 Grains of Water \| 4.09 cm³
Primer Size:	Large Rifle (LR)
Max. allowed Pressure:	44237 psi \| 3050 bar
LID:	LID_B10009_C441
Last updated:	2025-02-02

Load data for 130 loads in caliber .33 Win. with .338 | 250gr | Sako Hammerhead bullet and 65 powders such as Accurate 4064, Alliant Reloder- TS 15.5, 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".

Go to the bottom of the "Dashboard " page to set the measure system (imperial vs. metric)
Muzzle velocity vs. barrel length
Every 1 inch additional barrel length increases muzzle velocity by approx. 20.9 fps
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 2206H	<<locked>>	84%	39494	89%	**10	97%
ADI AR 2208	<<locked>>	89%	39175	89%	**87	96%
Accurate 2495	<<locked>>	85%	39755	90%	**26	100%
Accurate 2520	<<locked>>	84%	39465	89%	**26	99%
Accurate 4064 👍	<<locked>>	91%	39508	89%	**36	100%
[Accurate 4350]*	<<locked>>	97%	35201	80%	**16	94%
Alliant AR-Comp	<<locked>>	84%	39247	89%	**10	100%
Alliant Reloder- TS 15.5 👍	<<locked>>	91%	39755	90%	**39	98%
Alliant Reloder-15	<<locked>>	88%	39624	90%	**33	97%
Alliant Reloder-16	<<locked>>	97%	37347	84%	**26	95%
Alliant Reloder-17	<<locked>>	95%	39639	90%	**05	97%
Baschieri & Pellagri 107	<<locked>>	85%	39697	90%	**29	96%
Hodgdon BL-C2	<<locked>>	84%	39479	89%	**42	98%
Hodgdon CFE223	<<locked>>	89%	39088	88%	**52	95%
Hodgdon H380	<<locked>>	90%	39131	88%	**13	95%
[Hodgdon H414]*	<<locked>>	94%	39204	89%	**49	92%
Hodgdon Hybrid 100V	<<locked>>	97%	33663	76%	**34	95%
Hodgdon LVR	<<locked>>	96%	39755	90%	**56	95%
Hodgdon VARGET	<<locked>>	90%	39508	89%	**93	96%
IMR 3031	<<locked>>	88%	39247	89%	**36	100%
IMR 4064	<<locked>>	90%	39262	89%	**83	96%
[IMR 4166 Enduron]*	<<locked>>	90%	39769	90%	**51	92%
[IMR 4451 Enduron]*	<<locked>>	92%	39262	89%	**70	91%
[IMR 4831]*	<<locked>>	96%	30632	69%	**91	92%
IMR 4895	<<locked>>	88%	39697	90%	**49	97%
Lovex D073.6 👍	<<locked>>	86%	38914	88%	**19	99%
Lovex S060	<<locked>>	83%	39320	89%	**41	97%
Lovex S062	<<locked>>	89%	39682	90%	**03	98%
[Lovex S065]*	<<locked>>	95%	39537	89%	**96	94%
[Lovex S070]*	<<locked>>	97%	38725	88%	**03	92%
Norma 201	<<locked>>	85%	39537	89%	**87	98%
Norma 202	<<locked>>	85%	39407	89%	**96	100%
Norma 203B	<<locked>>	89%	39668	90%	**36	97%
[Norma URP]*	<<locked>>	97%	36492	82%	**13	94%
Ramshot Big Game	<<locked>>	89%	39726	90%	**52	97%
Ramshot Wild Boar	<<locked>>	84%	39523	89%	**19	97%
[ReloadSwiss RS 50]*	<<locked>>	89%	39798	90%	**96	93%
ReloadSwiss RS 52 👍	<<locked>>	90%	39610	90%	**72	99%
ReloadSwiss RS 60	<<locked>>	96%	39639	90%	**08	98%
[ReloadSwiss RS 62]*	<<locked>>	97%	36042	81%	**29	94%
[ReloadSwiss RS 70]*	<<locked>>	97%	37347	84%	**29	92%
Rottweil R 902	<<locked>>	87%	39450	89%	**83	98%
Rottweil R 903	<<locked>>	93%	39436	89%	**39	98%
SNPE Vectan SP 11	<<locked>>	92%	39755	90%	**56	97%
SNPE Vectan SP 7	<<locked>>	84%	39073	88%	**87	95%
SNPE Vectan SP 9	<<locked>>	85%	39334	89%	**10	97%
SNPE Vectan Tubal 3000	<<locked>>	83%	39262	89%	**24	100%
SNPE Vectan Tubal 5000	<<locked>>	90%	39784	90%	**47	100%
[SNPE Vectan Tubal 7000]*	<<locked>>	96%	39189	89%	**60	92%
[Shooters World Long Rifle]*	<<locked>>	95%	39537	89%	**96	94%
Shooters World Match Rifle 👍	<<locked>>	86%	38914	88%	**19	99%
Shooters World Precision	<<locked>>	89%	39682	90%	**03	98%
Somchem S335	<<locked>>	84%	39436	89%	**37	100%
Somchem S341	<<locked>>	85%	39769	90%	**06	97%
Somchem S355	<<locked>>	93%	39755	90%	**29	98%
Somchem S365	<<locked>>	96%	32140	73%	**64	97%
Vihtavuori N133	<<locked>>	85%	39479	89%	**31	100%
Vihtavuori N135	<<locked>>	94%	39508	89%	**96	100%
Vihtavuori N140	<<locked>>	87%	39552	89%	**87	100%
Vihtavuori N150	<<locked>>	97%	38203	86%	**87	98%
Vihtavuori N160	<<locked>>	96%	39465	89%	**29	95%
Vihtavuori N540	<<locked>>	88%	39494	89%	**13	100%
Vihtavuori N550	<<locked>>	96%	39494	89%	**75	95%
Winchester 6.5 StaBALL	<<locked>>	97%	39523	89%	**06	97%
[Winchester 760]*	<<locked>>	94%	39204	89%	**49	92%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
ADI AR 2206H	<<locked>>	81%	35505	80%	**34	96%
[ADI AR 2208]*	<<locked>>	81%	30414	69%	**19	93%
Accurate 2495	<<locked>>	81%	34867	79%	**47	100%
Accurate 2520	<<locked>>	81%	35404	80%	**57	99%
Accurate 4064	<<locked>>	81%	29341	66%	**49	98%
[Accurate 4350]*	<<locked>>	89%	27122	61%	**36	90%
Alliant AR-Comp	<<locked>>	81%	35752	81%	**54	100%
Alliant Reloder- TS 15.5	<<locked>>	81%	28935	65%	**26	95%
[Alliant Reloder-15]*	<<locked>>	81%	31560	71%	**78	94%
[Alliant Reloder-16]*	<<locked>>	89%	29211	66%	**46	90%
[Alliant Reloder-17]*	<<locked>>	81%	25483	58%	**73	90%
[Baschieri & Pellagri 107]*	<<locked>>	81%	34534	78%	**34	94%
Hodgdon BL-C2	<<locked>>	81%	35346	80%	**73	97%
[Hodgdon CFE223]*	<<locked>>	81%	30023	68%	**65	91%
[Hodgdon H380]*	<<locked>>	81%	29617	67%	**29	91%
[Hodgdon H414]*	<<locked>>	91%	35897	81%	**90	90%
[Hodgdon Hybrid 100V]*	<<locked>>	86%	24816	56%	**21	90%
[Hodgdon LVR]*	<<locked>>	87%	29878	68%	**55	90%
[Hodgdon VARGET]*	<<locked>>	81%	30139	68%	**09	93%
IMR 3031	<<locked>>	81%	31343	71%	**95	100%
[IMR 4064]*	<<locked>>	81%	29718	67%	**00	93%
[IMR 4166 Enduron]*	<<locked>>	86%	35157	79%	**69	90%
[IMR 4451 Enduron]*	<<locked>>	89%	36143	82%	**14	90%
[IMR 4831]*	<<locked>>	92%	27079	61%	**09	90%
IMR 4895	<<locked>>	81%	32140	73%	**01	95%
Lovex D073.6	<<locked>>	81%	33446	76%	**24	98%
Lovex S060	<<locked>>	81%	36941	84%	**01	96%
Lovex S062	<<locked>>	81%	31473	71%	**52	96%
[Lovex S065]*	<<locked>>	87%	31009	70%	**32	90%
[Lovex S070]*	<<locked>>	93%	34229	77%	**14	90%
Norma 201	<<locked>>	81%	34853	79%	**05	97%
Norma 202	<<locked>>	81%	34737	79%	**18	99%
[Norma 203B]*	<<locked>>	81%	30821	70%	**65	94%
[Norma URP]*	<<locked>>	89%	28427	64%	**39	90%
[Ramshot Big Game]*	<<locked>>	81%	30690	69%	**75	93%
Ramshot Wild Boar	<<locked>>	81%	36376	82%	**64	96%
[ReloadSwiss RS 50]*	<<locked>>	84%	32895	74%	**72	90%
ReloadSwiss RS 52	<<locked>>	81%	29385	66%	**72	96%
[ReloadSwiss RS 60]*	<<locked>>	81%	24947	56%	**57	90%
[ReloadSwiss RS 62]*	<<locked>>	91%	29428	67%	**88	90%
[ReloadSwiss RS 70]*	<<locked>>	94%	33678	76%	**51	90%
Rottweil R 902	<<locked>>	81%	33475	76%	**72	97%
[Rottweil R 903]*	<<locked>>	81%	26513	60%	**83	93%
[SNPE Vectan SP 11]*	<<locked>>	81%	28195	64%	**19	92%
[SNPE Vectan SP 7]*	<<locked>>	81%	35331	80%	**18	93%
SNPE Vectan SP 9	<<locked>>	81%	33968	77%	**11	95%
SNPE Vectan Tubal 3000	<<locked>>	81%	36912	83%	**85	99%
SNPE Vectan Tubal 5000	<<locked>>	81%	29878	68%	**77	99%
[SNPE Vectan Tubal 7000]*	<<locked>>	92%	34243	77%	**78	90%
[Shooters World Long Rifle]*	<<locked>>	87%	31009	70%	**32	90%
Shooters World Match Rifle	<<locked>>	81%	33446	76%	**24	98%
Shooters World Precision	<<locked>>	81%	31473	71%	**52	96%
Somchem S335	<<locked>>	81%	36143	82%	**88	100%
Somchem S341	<<locked>>	81%	35099	79%	**24	96%
[Somchem S355]*	<<locked>>	81%	27789	63%	**93	93%
[Somchem S365]*	<<locked>>	84%	22495	51%	**01	90%
Vihtavuori N133	<<locked>>	81%	34563	78%	**52	100%
Vihtavuori N135	<<locked>>	81%	27021	61%	**67	99%
Vihtavuori N140	<<locked>>	81%	32532	74%	**65	99%
[Vihtavuori N150]*	<<locked>>	81%	23859	54%	**85	93%
[Vihtavuori N160]*	<<locked>>	85%	28369	64%	**03	90%
Vihtavuori N540	<<locked>>	81%	31995	72%	**78	99%
[Vihtavuori N550]*	<<locked>>	85%	27905	63%	**29	90%
[Winchester 6.5 StaBALL]*	<<locked>>	82%	25208	57%	**01	90%
[Winchester 760]*	<<locked>>	91%	35897	81%	**90	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