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 40x55x20

RNAO 40x55x20

Dimensions

F_w		40	mm
D		55	mm
C		20	mm
E		47	mm
r_1,2	min.	0.3	mm

Abutment dimensions

d_a		46.2	mm
D_a		47.5	mm
D_b		40.6	mm
r_a	max.	0.3	mm

Calculation data

Basic dynamic load rating	C	31.4	kN
Basic static load rating	C₀	57	kN
Fatigue load limit	P_u	6.95	kN
Reference speed		10000	r/min
Limiting speed		11000	r/min

Mass

Mass bearing

0.14

Model Number: RNAO 40x55x20
Inner Diameter：40mm Outer Diameter：55mm Width：20mm
Reference speed:11000 r/min Limiting speed:10000 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:Doppler,medical treatment,Hair styling device,machining,Dental Drill etc,Infrared Technology,Cylinder Pneumatic Treatment Element,Vertical pull,reducer,knitted fabrics,suction nozzle
Similar models:24030 CCK30/W33 24022-2RS5/VT143 PSMF 304030 A51 AOH 24088 PCM 030403 E/VB055 PSM 556540 A51 22322 EJA/VA405 23240-2CS5/VT143 BD-24080 ECCK30J/W33-AOH 24080 PBM 120140140 M1G1
BEARING POWER International Trading Co.,Ltd. specialize in RNAO40x55x20 products，there is large inventory of SKF RNAO 40x55x20 Needle roller bearings with machined rings. We has been built up long-term cooperation with SKF company, could make a bulk order of the RNAO 40x55x20 Which SKF RNAO40x55x20 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
12371	31.75	44.5008	7.9502	Seals
32020 X/DF	100	150	-	Bearings, units and housings
33122	110	180	56	Bearings, units and housings
401902	171	-	-	Seals
71918 ACB/HCP4A	90	125	18	Bearings, units and housings
AOH 24088	420	440	242	Bearings, units and housings
FSAF 22218	90	-	-	Bearings, units and housings
OKBS 132	132	-	-
PCM 030403 E/VB055	3	4.5	3	Bearings, units and housings
PCMW 203601.5 M	20	36	-	Bearings, units and housings
PRM 758080	75	80	80	Bearings, units and housings
Z 302	15	-	5	Seals

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