Bearings, units and housings -- Roller bearings -- Spherical roller bearings -- Spherical roller bearings -- SKF BD-21317 EK-AHX 317

21317 EK + AHX 317

SKF Explorer

Dimensions

d₁		80	mm
D		180	mm
B		41	mm
d₂	≈	106	mm
D₁	≈	141	mm
B₁		52	mm
B₂		56	mm
b		6	mm
K		3	mm
r_1,2	min.	3	mm
G		M 95x2
G₁		9	mm

Abutment dimensions

d_a	min.	93	mm
D_a	max.	166	mm
r_a	max.	2.5	mm

Calculation data

Basic dynamic load rating	C	331	kN
Basic static load rating	C₀	375	kN
Fatigue load limit	P_u	39	kN
Reference speed		3800	r/min
Limiting speed		5300	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 + sleeve

5.55

Model Number: BD-21317 EK-AHX 317
Inner Diameter：80mm Outer Diameter：180mm Width：41mm
Reference speed:5300 r/min Limiting speed:3800 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:tapping machine,test equipment,surgical instruments,reinforced machinery,Forging machine,Other machinery,leather processing,Workpiece,power tools,hydraulic cylinder buffer,fabric products
Similar models:21317 EK BD-21317 EK-AHX 317 21317 E BD-21317 EK-H 317
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