Bearings, units and housings -- Super-precision bearings -- Cylindrical roller bearings -- Cylindrical roller bearings, double row, super-precision -- SKF NN 3018 KTN9/SP

NN 3018 KTN9/SP

Dimensions

d		90	mm
D		140	mm
B		37	mm
d₁		109.4	mm
E		127	mm
r_1,2	min.	1.5	mm
r_3,4	min.	1	mm
s	max.	2	mm

Tapered bore, taper 1:12

Abutment dimensions

d_a	min.	98	mm
D_a	min.	129	mm
D_a	max.	132	mm
d_n		125.4	mm

Calculation data

Basic dynamic load rating	C	138	kN
Basic static load rating	C₀	216	kN
Fatigue load limit	P_u	26	kN
Attainable speed for grease lubrication		6300	r/min
Attainable speed for oil-air lubrication		7000	r/min
Reference grease quantity	G_ref	11.1	cm³
Static radial stiffness (guideline value)		2010	N/µm

Mass

Mass bearing

1.95

Model Number: NN 3018 KTN9/SP
Inner Diameter：90mm Outer Diameter：140mm Width：37mm
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：2026-04-16
Application:gear grinding machine,Other machinery,Body shaping,Pneumatic Actuator,internal combustion engine,cleaning agent,glass processing machine,spring industry,Low-voltage electrical equipment,industrial equipment,sheet industry
Similar models:33018 NN 3018 KTN9/SP GRA 3018 GB 3018 NN 3018 TN9/SP NCF 3018 CV 33018/DF HK 3018 RS
BEARING POWER International Trading Co.,Ltd. specialize in NN3018KTN9/SP products，there is large inventory of SKF NN 3018 KTN9/SP 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 3018 KTN9/SP Which SKF NN3018KTN9/SP 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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