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

NUP 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

Abutment dimensions

d_a	min.	72	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

1.97

Model Number: NUP 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:electromyography machine,Hydraulic Rama,forming machine,hydraulic pump,electronic components,Medical room equipment,small appliances,car,Ball screw,electromagnet,Gear grinding machine
Similar models:331275 B NU 2312 ECML 2312 FSAF 1312 TLC H 3126 BD-22228 CCK/W33-AHX 3128 7312 BECBJ 2312 K + H 2312 BK 1312 52312
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Model No.	Inner Diameter	Outer Diameter	Width	Type
16065	41.275	57.15	6.35	Seals
16121	41.275	61.9	9.5	Seals
18555	47.625	63.5	7.95	Seals
6814	17.4752	34.93	6.35	Seals
7200 CD/P4A	10	30	9	Bearings, units and housings
BD-C 2209 KTN9-AH 309	40	85	23	Bearings, units and housings
GEP 480 FS	480	680	320	Bearings, units and housings
N 1021 KTN9/HC5SP	105	160	26	Bearings, units and housings
OH 3964 H	300	380	140	Bearings, units and housings
PCZ 3016 M	47.625	52.3875	25.4	Bearings, units and housings
SAF 1220	100	-	-	Bearings, units and housings
W 61807	35	47	7	Bearings, units and housings

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