Bearings, units and housings -- Super-precision bearings -- Cylindrical roller bearings -- Cylindrical roller bearings, double row, super-precision -- SKF NN 3012 KTN/SP

NN 3012 KTN/SP

Dimensions

d		60	mm
D		95	mm
B		26	mm
d₁		73.3	mm
E		86.1	mm
r_1,2	min.	1.1	mm
r_3,4	min.	0.6	mm
s	max.	1.5	mm

Tapered bore, taper 1:12

Abutment dimensions

d_a	min.	66.5	mm
D_a	min.	87	mm
D_a	max.	88.5	mm
d_n		85	mm

Calculation data

Basic dynamic load rating	C	73.7	kN
Basic static load rating	C₀	106	kN
Fatigue load limit	P_u	12.7	kN
Attainable speed for grease lubrication		9500	r/min
Attainable speed for oil-air lubrication		11000	r/min
Reference grease quantity	G_ref	3.8	cm³
Static radial stiffness (guideline value)		1330	N/µm

Mass

Mass bearing

0.66

Model Number: NN 3012 KTN/SP
Inner Diameter：60mm Outer Diameter：95mm Width：26mm
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:air shower etc,nail products,dynamic blood pressure,heating fans,vertical sawing machine,Hydraulic Rama,casting embedding,marine analysis and testing equipment,sanitation facilities,hydraulic cylinder buffer,surgical instruments
Similar models:GB 3012 NN 3012 TN/SP PBMF 210230120 M1G1 BK 3012 NN 3012 KTN/SP PBM 210230120 M1G1 HK 3012 NCF 3012 CV GRA 3012 33012
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Model No. Inner Diameter Outer Diameter Width Type

525036
6307-2Z/VA208
6316-Z
SAL 40 ES-2RS
SNP 3052x9.1/2

Purchase the SKF NN 3012 KTN/SP Please fill in the following

Hot number： 230/670 CA/W33 314419 402504 7048 CD/P4A 7215 BEGAY 85x100x9 HMS5 RG 99481 FY 1.7/16 TDW GEC 380 TXA-2RS GEM 50 ES-2LS HH 224346/310 N 219 ECP PPM 101212 PSM 607270 A51 XHCE 050/OK 120

Model No.	Inner Diameter	Outer Diameter	Width	Type
525036
6307-2Z/VA208
6316-Z
SAL 40 ES-2RS
SNP 3052x9.1/2