Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row SKF NJ 304 ECP

NJ 304 ECP

SKF Explorer

Dimensions

d		20	mm
D		52	mm
B		15	mm
d₁	≈	31.2	mm
D₁	≈	41.85	mm
F		27.5	mm
r_1,2	min.	1.1	mm
r_3,4	min.	0.6	mm
s	max.	0.9	mm

Abutment dimensions

d_a	min.	26.1	mm
d_a	max.	26.2	mm
d_b	min.	33	mm
D_a	max.	45.4	mm
r_a	max.	1	mm

Calculation data

Basic dynamic load rating	C	35.5	kN
Basic static load rating	C₀	26	kN
Fatigue load limit	P_u	3.25	kN
Reference speed		15000	r/min
Limiting speed		18000	r/min
Calculation factor	k_r	0.15
Limiting value	e	0.2
Axial load factor	Y	0.6

Mass

Mass bearing

0.15

Associated products

Angle ring

HJ 304 EC

Model Number: NJ 304 ECP
Inner Diameter：20mm Outer Diameter：52mm Width：15mm
Reference speed:18000 r/min Limiting speed:15000 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:electric hydraulic lifting platform,bag machine,Spectrum Products,food testing,car shock absorber,milling head plug,Roller mill,embroidery cloth,air shower etc,security equipment,flow control valve
Similar models:SNL 3040 TURA SNL 3040 GEZ 304 ES PCM 030403 E/VB055 BD-23048 CCK/W33-AOH 3048 23044 CCK/W33 + AOH 3044 G SAF 23048 KATLC x 8.7/16 HM 3044 QJ 304 MA GEZH 304 ES
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Model No.	Inner Diameter	Outer Diameter	Width	Type
13441	34	54	9	Seals
16012	60	95	11	Bearings, units and housings
18555	47.625	63.5	7.95	Seals
400701	63	-	-	Seals
60x90x10 HMSA10 RG	60	90	10	Seals
71902 CE/P4A	15	28	7	Bearings, units and housings
KR 72 PPA	-	72	80	Bearings, units and housings
N 14	14.5542	-	69.8754	Bearings, units and housings
NA 4904.2RS	20	37	17	Bearings, units and housings
NKI 6/12 TN	6	16	12	Bearings, units and housings
SAFS 22540	182.5625	-	-	Bearings, units and housings
SAFS 22640 x 7.1/4 TLC	184.15	-	-	Bearings, units and housings

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Hot number： 17395 19731 395 VE R 70x92x12 HMSA10 RG 71934 CD/HCP4A 7338 BCBM 9244 D/W RW2-6 FSAF 22215 TLC IR 17x20x16.5 K 81118 TN NUP 2311 ECML SAFS 22515-11 x 2.3/8 STO 35 X W 619/8 R-2Z