Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Double row full complement cylindrical roller bearings -- Cylindrical roller bearings, double row, full complement SKF NNCF 4948 CV

NNCF 4948 CV

Dimensions

d		240	mm
D		320	mm
B		80	mm
d₁	≈	271	mm
D₁	≈	291	mm
b₁		8	mm
K		4	mm
s	max.	5	mm
r_1,2	min.	2.1	mm
r_3,4	min.	2.1	mm

Abutment dimensions

d_a	min.	251	mm
d_as		261	mm
D_a	max.	308	mm
r_a	max.	2	mm
r_b	max.	2	mm

Calculation data

Basic dynamic load rating	C	781	kN
Basic static load rating	C₀	1760	kN
Fatigue load limit	P_u	173	kN
Reference speed		850	r/min
Limiting speed		1100	r/min
Calculation factor	k_r	0.25

Mass

Mass bearing

18.3

Model Number: NNCF 4948 CV
Inner Diameter：240mm Outer Diameter：320mm Width：80mm
Reference speed:1100 r/min Limiting speed:850 r/min
Type：Bearings, units and housings Roller bearings Cylindrical roller bearings Double row full complement cylindrical roller bearings
Details： Double row full complement cylindrical roller bearings Cylindrical roller bearings, double row, full complement
Update date：2026-07-02
Application:Oral Image,Other Measurements,EEG,Textile Accessories,mobile toilet,heating fans,chemical raw materials and reagents,die casting mold,relay,Digital Generator,test equipment
Similar models:NNU 4948 B/SPW33 GB 4948 NNCF 4948 CV NNCL 4948 CV NNU 4948 BK/SPW33 JLM 104948 AA/910 AA NNC 4948 CV
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Model No. Inner Diameter Outer Diameter Width Type

330x370x18 HDS2 D
C 3140
NU 2207 ECML
SNP 3264x11.15/16
W 6209-2Z

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Model No.	Inner Diameter	Outer Diameter	Width	Type
330x370x18 HDS2 D
C 3140
NU 2207 ECML
SNP 3264x11.15/16
W 6209-2Z