Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row SKF NJ 221 ECJ

NJ 221 ECJ

SKF Explorer

Dimensions

d		105	mm
D		190	mm
B		36	mm
d₁	≈	134	mm
D₁	≈	164	mm
F		125	mm
r_1,2	min.	2.1	mm
r_3,4	min.	2.1	mm
s	max.	2	mm

Abutment dimensions

d_a	min.	117	mm
d_a	max.	122	mm
d_b	min.	137	mm
D_a	max.	177.3	mm
r_a	max.	2	mm

Calculation data

Basic dynamic load rating	C	300	kN
Basic static load rating	C₀	315	kN
Fatigue load limit	P_u	36.5	kN
Reference speed		3800	r/min
Limiting speed		4300	r/min
Calculation factor	k_r	0.15
Limiting value	e	0.2
Axial load factor	Y	0.6

Mass

Mass bearing

Associated products

Angle ring

HJ 221 EC

Model Number: NJ 221 ECJ
Inner Diameter：105mm Outer Diameter：190mm Width：36mm
Reference speed:4300 r/min Limiting speed:3800 r/min
Type：Bearings, units and housings Roller bearings Cylindrical roller bearings Single row cylindrical roller bearings
Details： Single row cylindrical roller bearings Cylindrical roller bearings, single row
Update date：2021-06-05
Application:milling head plug,roller lathe,oral medical device,Antenna Potentials,orthodontic material,Tool,Hydraulic Rama,container finishing,tower crane,Solenoid Valves,agrochemical
Similar models:NJ 2218 ECM NU 2216 ECML SSAFS 22216 SAFS 22218 T 2212 E-2RS1KTN9 BS2-2212-2RS/VT143 2212 ETN9 RNU 2217 ECP NJ 2215 ECPH NUP 2214 ECP
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44x60x10 HMSA10 V	44	60	10	Seals
6202/HR22T2	15	35	11	Bearings, units and housings
6219 N	95	170	32	Bearings, units and housings
71824 CD/HCP4	120	150	16	Bearings, units and housings
71913 CB/HCP4A	65	90	13	Bearings, units and housings
729 ACD/HCP4A	9	26	8	Bearings, units and housings
81253	206.375	257.18	25.4	Seals
GE 70 ES-2RS	70	105	49	Bearings, units and housings
K 70x76x20	70	76	20	Bearings, units and housings
NU 220 ECP	100	180	34	Bearings, units and housings
RNA 6902	20	28	23	Bearings, units and housings
SY 1.3/16 FM	30.163	-	-	Bearings, units and housings

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