Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row SKF NJ 348 MA

NJ 348 MA

Dimensions

d		240	mm
D		500	mm
B		95	mm
d₁	≈	322	mm
D₁	≈	403	mm
F		310	mm
r_1,2	min.	5	mm
s	max.	5.6	mm

Abutment dimensions

d_a	min.	260	mm
d_a	max.	302	mm
d_b	min.	339	mm
D_a	max.	480	mm
r_a	max.	4	mm

Calculation data

Basic dynamic load rating	C	1450	kN
Basic static load rating	C₀	2000	kN
Fatigue load limit	P_u	180	kN
Reference speed		1300	r/min
Limiting speed		2000	r/min
Calculation factor	k_r	0.15
Limiting value	e	0.2
Axial load factor	Y	0.6

Mass

Mass bearing

98.5

Model Number: NJ 348 MA
Inner Diameter：240mm Outer Diameter：500mm Width：95mm
Reference speed:2000 r/min Limiting speed:1300 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：2024-12-13
Application:manual Tools,transistor fittings,building decoration raw materials and accessories,food safety,E Beauty,spreader series,Seals,power tools,Leather Products,Rolling mill,medical equipment
Similar models:22348 CCK/W33 NJG 2348 VH 22348 CC/W33 NJ 348 ML NJ 2348 ECML L 432348/310 BD-22348 CCK/W33-AOH 2348 NU 348 MA NU 348 ML HJ 348
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Model No.	Inner Diameter	Outer Diameter	Width	Type
15160	38.1	63.55	6.35	Seals
12398	31.75	49.99	11.13	Seals
20079	50.8	80.01	9.53	Seals
21318 E	90	190	43	Bearings, units and housings
61902-2RS1	15	28	7	Bearings, units and housings
71908 CE/P4AL	40	62	12	Bearings, units and housings
7400	18.6944	35.0012	7.0104	Seals
BT4B 334031/HA4C1800	1001	1360	-	Bearings, units and housings
BD-C 2212 KTN9-AHX 312	55	110	28	Bearings, units and housings
D/W R4A-2RZ	6.35	19.05	7.142	Bearings, units and housings
NU 2211 ECP	55	100	25	Bearings, units and housings
OKCX 110	110		-

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