Bearings, units and housings -- Super-precision bearings -- Cylindrical roller bearings -- Cylindrical roller bearings, double row, super-precision -- SKF NN 3021 TN9/SP

NN 3021 TN9/SP

Dimensions

d		105	mm
D		160	mm
B		41	mm
d₁		125.2	mm
E		146	mm
r_1,2	min.	2	mm
s	max.	2	mm

Abutment dimensions

d_a	min.	115	mm
D_a	min.	148	mm
D_a	max.	150	mm
r_a	max.	2	mm
d_n		144.1	mm

Calculation data

Basic dynamic load rating	C	190	kN
Basic static load rating	C₀	305	kN
Fatigue load limit	P_u	36	kN
Attainable speed for grease lubrication		5300	r/min
Attainable speed for oil-air lubrication		6000	r/min
Reference grease quantity	G_ref	17	cm³
Static radial stiffness (guideline value)		2330	N/µm

Mass

Mass bearing

2.7

Model Number: NN 3021 TN9/SP
Inner Diameter：105mm Outer Diameter：160mm Width：41mm
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：2026-07-25
Application:medical equipment,CNC,chemical,office outdoor camping equipment,Industrial,motor,Low-voltage electrical equipment,set bacteria instrument,office equipment,filter paper products,marine test
Similar models:30210/DF 30212 30218 30213 NN 3021 KTN9/SP 30210 GRA 3021 30217 30212/DF 33021
BEARING POWER International Trading Co.,Ltd. specialize in NN3021TN9/SP products，there is large inventory of SKF NN 3021 TN9/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 3021 TN9/SP Which SKF NN3021TN9/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.
Model No. Inner Diameter Outer Diameter Width Type

12438
2219 M
P 40 TR
PNA 30/52
S71908 ACB/HCP4A

Purchase the SKF NN 3021 TN9/SP Please fill in the following

Hot number： 15x40x7 HMSA10 V 28 VS V 390x434x20 HDS2 R 471021 BC2B 320075 G 15x23x3 HK 1012.2RS KMK 1 SAF 22313 PRM 657040 PSM 202620 A51 PSM 253020 A51 SAF 22320 TLC SAF 23028 KAT x 4.15/16 W 607 R-2RS1

Model No.	Inner Diameter	Outer Diameter	Width	Type
12438
2219 M
P 40 TR
PNA 30/52
S71908 ACB/HCP4A