Bearings, units and housings -- Super-precision bearings -- Cylindrical roller bearings -- Cylindrical roller bearings, double row, super-precision -- SKF NN 3028 K/SPW33

NN 3028 K/SPW33

Dimensions

d		140	mm
D		210	mm
B		53	mm
d₁		166.5	mm
E		192	mm
b		8.7	mm
K		4.5	mm
r_1,2	min.	2	mm
r_3,4	min.	1.1	mm
s	max.	2.5	mm

Tapered bore, taper 1:12

Abutment dimensions

d_a	min.	150	mm
D_a	min.	194	mm
D_a	max.	200	mm
d_n		188	mm

Calculation data

Basic dynamic load rating	C	297	kN
Basic static load rating	C₀	520	kN
Fatigue load limit	P_u	56	kN
Attainable speed for grease lubrication		4000	r/min
Attainable speed for oil-air lubrication		4500	r/min
Reference grease quantity	G_ref	52	cm³
Static radial stiffness (guideline value)		3070	N/µm

Mass

Mass bearing

Model Number: NN 3028 K/SPW33
Inner Diameter：140mm Outer Diameter：210mm Width：53mm
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：2021-06-05
Application:filter paper products,climb ladder,shoe-making machinery,oral medical device,powder metallurgy,Grinding and polishing equipment,medical equipment,lifting tackle,tire industry,other lathe,Solenoid Valves
Similar models:SAF 23028 KAT x 5 SAFS 23028 KAT x 4.15/16 SAF 23028 KA x 4.15/16 SAF 23028 KA x 4.7/8 SSAFS 23028 KA x 4.15/16 SNW 3028x5 SAFS 23028 KA x 4.15/16 SAFS 23028 KA x 4.7/8 SAFS 23028 KATLC x 4.15/16 H 3028 E
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LS 7095	70	95	5.25	Bearings, units and housings
NJ 2218 ECN1ML	90	160	40	Bearings, units and housings
PSM 303830 A51	30	38	30	Bearings, units and housings
SYNT 60 LTF	60	-	-	Bearings, units and housings

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