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：2026-04-16
Application:pump industry,paper processing machine,hydraulic cylinder,CNC,metallurgy,Plastic Equipment,Medium and large motor,vacuum suction cup,hydraulic pressure gauge,insect experimental analysis instrument,coupling type
Similar models:SNW 40x7.3/16 SAW 23540 T SAF 22240 T BT4B 334082 G/HA1VA901 NNTR 100x240x105.2ZL PBMF 250270140 M1G1 C 4060 M 24088 ECAK30/W33 SY 40 TR SAW 23540
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
14861	38.1	50.8	7.95	Seals
1600 VL R	1450	-	-	Seals
23044 CC/W33	220	340	90	Bearings, units and housings
405453	531	-	-	Seals
46.3x62.3x14.3 TPM	45.69	62.99	-	Seals
511/1400 F	1400	1630	180	Bearings, units and housings
55x68x8 HMS5 V	55	68	8	Seals
6213-2Z/VA228	65	120	23	Bearings, units and housings
6213-ZNR	65	120	23	Bearings, units and housings
D/W R6-2RS1	9.525	22.225	7.142	Bearings, units and housings
FYTB 2.3/16 RM	50.8	-	-	Bearings, units and housings
NKIA 5904	20	37	23	Bearings, units and housings

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