Bearings, units and housings -- Roller bearings -- Needle roller bearings -- Needle roller bearings with machined rings -- Needle roller bearings, with machined rings, without an inner ring SKF RNAO 55x68x20

RNAO 55x68x20

Dimensions

F_w		55	mm
D		68	mm
C		20	mm
E		60	mm
r_1,2	min.	0.6	mm

Abutment dimensions

d_a		59.2	mm
D_a		60.8	mm
D_b		55.8	mm
r_a	max.	0.6	mm

Calculation data

Basic dynamic load rating	C	27	kN
Basic static load rating	C₀	67	kN
Fatigue load limit	P_u	8.15	kN
Reference speed		7500	r/min
Limiting speed		8500	r/min

Mass

Mass bearing

0.17

Model Number: RNAO 55x68x20
Inner Diameter：55mm Outer Diameter：68mm Width：20mm
Reference speed:8500 r/min Limiting speed:7500 r/min
Type：Bearings, units and housings Roller bearings Needle roller bearings Needle roller bearings with machined rings
Details： Needle roller bearings with machined rings Needle roller bearings, with machined rings, without an inner ring
Update date：2025-12-09
Application:forklift industry,SPA equipment,Cutting Machine,Gripper Swing,power source,Blood coagulation reagent,tooth filling,Safety protection,forming machine,aerial work equipment,wire industry
Similar models:K 50x55x30 PCM 10010550 E PSM 556570 A51 331555 B PBM 557070 M1G1 25577/25523 K 50x55x13.5 SYJ 55 KF SYNT 55 FTF PBMF 9511550 M1G1
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