Bearings, units and housings -- Roller bearings -- Spherical roller bearings -- Spherical roller bearings -- SKF 21318 EK

21318 EK

SKF Explorer

Dimensions

d		90	mm
D		190	mm
B		43	mm
d₂	≈	112	mm
D₁	≈	150	mm
b		8.3	mm
K		4.5	mm
r_1,2	min.	3	mm

Tapered bore, taper 1:12

Abutment dimensions

D_a	max.	176	mm
r_a	max.	2.5	mm

Calculation data

Basic dynamic load rating	C	393	kN
Basic static load rating	C₀	450	kN
Fatigue load limit	P_u	45.5	kN
Reference speed		3600	r/min
Limiting speed		4800	r/min
Calculation factor	e	0.24
Calculation factor	Y₁	2.8
Calculation factor	Y₂	4.2
Calculation factor	Y₀	2.8

Mass

Mass bearing

Mounting information

Recommended lock nut tightening angle

150

Model Number: 21318 EK
Inner Diameter：90mm Outer Diameter：190mm Width：43mm
Reference speed:4800 r/min Limiting speed:3600 r/min
Type：Bearings, units and housings Roller bearings Spherical roller bearings Spherical roller bearings
Details： Spherical roller bearings
Update date：2026-04-16
Application:Performance test,,EEG,Antenna Potentials,forklift industry,extruder,Cylinder Micro,SPA equipment,axle lathe,motor,Machine tools
Similar models:21318 E BD-21318 EK-H 318 21318 EK BD-21318 EK-AHX 318
BEARING POWER International Trading Co.,Ltd. specialize in 21318EK products，there is large inventory of SKF 21318 EK Spherical roller bearings. We has been built up long-term cooperation with SKF company, could make a bulk order of the 21318 EK Which SKF 21318EK 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
16x32x7 HMS5 V	16	32	7	Seals
17374	44.45	63.55	12.7	Seals
34306/34478	77.788	121.442	24.608	Bearings, units and housings
48x72x8 HMSA10 RG	48	72	8	Seals
6205-Z	25	52	15	Bearings, units and housings
95x115x12 HMSA10 V	95	115	12	Seals
C 39/1060 MB	1060	1400	250	Bearings, units and housings
NU 1880 MP	400	500	46	Bearings, units and housings
NUP 324 ECP	120	260	55	Bearings, units and housings
SAF 22330	150	-	-	Bearings, units and housings
W 60/1.5 R	1.5	6	2.5	Bearings, units and housings
WS 81215	75		8	Bearings, units and housings

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