Bearings, units and housings -- Roller bearings -- CARB toroidal roller bearings -- CARB toroidal roller bearings -- SKF C 3980 KM

C 3980 KM

SKF Explorer

Dimensions

d		400	mm
D		540	mm
B		106	mm
d₂	≈	439	mm
D₁	≈	501	mm
s₁	max.	21	mm
r_1,2	min.	4	mm

Tapered bore, taper 1:12

Abutment dimensions

D_a	min.	487	mm
D_a	max.	525	mm
C_a	min.	1.8	mm
r_a	max.	3	mm

A negative value for C_a is theoretical.

Calculation data

Basic dynamic load rating	C	2120	kN
Basic static load rating	C₀	4000	kN
Fatigue load limit	P_u	290	kN
Reference speed		900	r/min
Limiting speed		1300	r/min
Misalignment factor	k₁	0.13
Operating clearance factor	k₂	0.098

Mass

Mass bearing

66.5

Model Number: C 3980 KM
Inner Diameter：400mm Outer Diameter：540mm Width：106mm
Reference speed:1300 r/min Limiting speed:900 r/min
Type：Bearings, units and housings Roller bearings CARB toroidal roller bearings CARB toroidal roller bearings
Details： CARB toroidal roller bearings
Update date：2025-12-09
Application:transistor fittings,non-ferrous metal alloy,surgical instruments,granulator,coal,Tool,medical treatment,fabric products,Industrial,non-motor vehicle Electric car,municipal machinery
Similar models:NU 3980 ECMA OH 3980 HE 23980 CC/W33 23980 CCK/W33 BD-C 3980 KM-OH 3980 HE C 3980 KM OH 3980 H BD-23980 CCK/W33-OH 3980 H
BEARING POWER International Trading Co.,Ltd. specialize in C3980KM products，there is large inventory of SKF C 3980 KM CARB toroidal roller bearings. We has been built up long-term cooperation with SKF company, could make a bulk order of the C 3980 KM Which SKF C3980KM is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express. Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

Model No.	Inner Diameter	Outer Diameter	Width	Type
403004	270	-	-	Seals
50x75x10 HMSA10 V	50	75	10	Seals
51201 V/HR11T1	12	28	11	Bearings, units and housings
BT4-8048 E/C725	750	950	-	Bearings, units and housings
FYTB 20 TDW	20	-	-	Bearings, units and housings
FYTB 506 M	-	-	-	Bearings, units and housings
GEC 340 FBAS	340	460	135	Bearings, units and housings
MVR1-55	55	75	-	Seals
KMTA 15	26	-	75	Bearings, units and housings
RLS 18	57.15	114.3	22.225	Bearings, units and housings
SNW 18x3.1/8	79.375	118.3894	66.9544	Bearings, units and housings
W 63801	12	21	7	Bearings, units and housings

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