Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row SKF NJ 312 ECJ

NJ 312 ECJ

SKF Explorer

Dimensions

d		60	mm
D		130	mm
B		31	mm
d₁	≈	84.3	mm
D₁	≈	108.5	mm
F		77	mm
r_1,2	min.	2.1	mm
r_3,4	min.	2.1	mm
s	max.	2.1	mm

Abutment dimensions

d_a	min.	72	mm
d_a	max.	74	mm
d_b	min.	87	mm
D_a	max.	118.1	mm
r_a	max.	2	mm

Calculation data

Basic dynamic load rating	C	173	kN
Basic static load rating	C₀	160	kN
Fatigue load limit	P_u	21.2	kN
Reference speed		5600	r/min
Limiting speed		6700	r/min
Calculation factor	k_r	0.15
Limiting value	e	0.2
Axial load factor	Y	0.6

Mass

Mass bearing

1.87

Associated products

Angle ring

HJ 312 EC

Model Number: NJ 312 ECJ
Inner Diameter：60mm Outer Diameter：130mm Width：31mm
Reference speed:6700 r/min Limiting speed:5600 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：2025-12-09
Application:Leather Products,scientific instruments,expectoration machine,outdoor equipment,filter paper products,Broadcasting System,Hydraulic Hose,Industrial,lathe,chemical raw materials and reagents,aerial work equipment
Similar models:HE 3128 L 23122 CCK/W33 HJ 312 EC BD-22228-2CS5K/VT143-H 3128 L SNW 3128x4.15/16 6312-Z YSA 212-2FK + H 2312 GEZH 312 ES-2LS 23126 CC/W33 NJ 312 ECP
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