Bearings, units and housings -- Roller bearings -- Needle roller bearings -- Needle roller bearings with machined rings -- Needle roller bearings, with machined rings, with an inner ring SKF NAO 50x68x20

NAO 50x68x20

Dimensions

d		50	mm
D		68	mm
B		20	mm
E		60	mm
F		55	mm
r_1,2	min.	0.6	mm
s	max.	1	mm

Abutment dimensions

d_a		59.2	mm
d_b		54.5	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

0.23

Model Number: NAO 50x68x20
Inner Diameter：50mm 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, with an inner ring
Update date：2021-06-09
Application:pump accessories,safety testing,printing equipment,nail products,thin metal materials,impression material,animal anatomy,tobacco machinery,packing equipment,food / grain / food equipment,Performance test
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11650	29.9212	52.65	8.51	Seals
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32208	40	80	24.75	Bearings, units and housings
623-Z	3	10	4	Bearings, units and housings
GE 15 ES	15	26	12	Bearings, units and housings
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NKI 28/20 TN	28	42	20	Bearings, units and housings
PCM 150155100 E	150	155	100	Bearings, units and housings
SAF 22630 x 5.1/8	130.175	-	-	Bearings, units and housings
W 618/6 R	6	13	3.5	Bearings, units and housings

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