Bearings, units and housings -- Super-precision bearings -- Cylindrical roller bearings -- Cylindrical roller bearings, double row, super-precision -- SKF NN 3052 K/SPW33

NN 3052 K/SPW33

Dimensions

d		260	mm
D		400	mm
B		104	mm
d₁		312.8	mm
E		364	mm
b		15.3	mm
K		7.5	mm
r_1,2	min.	4	mm
r_3,4	min.	1.5	mm
s	max.	5	mm

Tapered bore, taper 1:12

Abutment dimensions

Abutment diameter shaft	d_a	min.	275	mm
Abutment diameter housing	D_a	min.	367	mm
Abutment diameter housing	D_a	max.	384	mm
Oil nozzle position (not for variants with TNHA cage)	d_n		355.2	mm

Calculation data

Basic dynamic load rating	C	1020	kN
Basic static load rating	C₀	1930	kN
Fatigue load limit	P_u	183	kN
Attainable speed for grease lubrication		2000	r/min
Attainable speed for oil-air lubrication		2400	r/min
Reference grease quantity	G_ref	392	cm³
Static radial stiffness (guideline value)		5570	N/µm

Mass

Mass bearing

Model Number: NN 3052 K/SPW33
Inner Diameter：260mm Outer Diameter：400mm Width：104mm
Reference speed:- Limiting speed:-
Type：Bearings, units and housings Super-precision bearings Cylindrical roller bearings Cylindrical roller bearings, double row, super-precision
Details： Cylindrical roller bearings, double row, super-precision
Update date：2026-04-18
Application:medical equipment,machine tool spindle,Dental Equipment,pump accessories,electric hydraulic lifting platform,metallurgical mold,hook,Doppler,Insect Capture,textile machinery,bag machine
Similar models:SAF 23052 KATLC x 9.1/2 SNL 3052 ATURA 305269 D 23052 CC/W33 305256 D SSAFS 23052 KAT x 9.7/16 OH 3052 H NCF 3052 CV SAFS 23052 KATLC x 9.1/2 SSAFS 23052 KA x 9.1/2
BEARING POWER International Trading Co.,Ltd. specialize in NN3052K/SPW33 products，there is large inventory of SKF NN 3052 K/SPW33 Cylindrical roller bearings, double row, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the NN 3052 K/SPW33 Which SKF NN3052K/SPW33 is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express. Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

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Hot number： BD-231/630 CAK/W33-AOH 31/630 3900540 52409 60/1060 MB 65x85x10 HMSA10 RG 7030 ACD/P4A 7405 BCBM 85469 BC2B 320119 GE 12 TXGR NX 17 RNAO 10x17x10 TN SSAFS 22226 T SYF 510 W 61701 R-2ZS