Bearings, units and housings -- Super-precision bearings -- Cylindrical roller bearings -- Cylindrical roller bearings, single row, super-precision -- SKF N 1021 KTN9/SP

N 1021 KTN9/SP

Dimensions

d		105	mm
D		160	mm
B		26	mm
d₁		125.2	mm
E		146	mm
r_1,2	min.	2	mm
r_3,4	min.	1.1	mm
s	max.	3	mm

Tapered bore, taper 1:12

Abutment dimensions

d_a	min.	114	mm
D_a	min.	148	mm
D_a	max.	151	mm
r_a	max.	2	mm
d_n		144.1	mm

Calculation data

Basic dynamic load rating	C	110	kN
Basic static load rating	C₀	153	kN
Fatigue load limit	P_u	18	kN
Attainable speed for grease lubrication		6300	r/min
Attainable speed for oil-air lubrication		7000	r/min
Reference grease quantity	G_ref	17.5	cm³
Static radial stiffness (guideline value)		1140	N/µm

Mass

Mass bearing

1.65

Model Number: N 1021 KTN9/SP
Inner Diameter：105mm Outer Diameter：160mm Width：26mm
Reference speed:- Limiting speed:-
Type：Bearings, units and housings Super-precision bearings Cylindrical roller bearings Cylindrical roller bearings, single row, super-precision
Details： Cylindrical roller bearings, single row, super-precision
Update date：2026-04-16
Application:Control,coal,Hydraulic Press,Internal thread type,construction machinery and equipment,flexible processing,medical treatment,Machine tool accessories,animal,hardware,Industrial
Similar models:PCM 210215100 M N 1021 KTNHA/HC5SP PCM 210215100 E N 1021 KTNHA/SP NU 1021 M N 1021 KTN9/HC5SP N 1021 KTN9/SP NU 1021 ML QJ 1021 N2MA/C4
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44967	114.3	139.73	11.13	Seals
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