Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Matched tapered roller bearings -- Matched single row tapered roller bearings arranged face-to-face SKF 31305/DF

31305/DF

SKF Explorer

Dimensions

d		25	mm
D		62	mm
T		36.5	mm
2B		34	mm
b		6	mm
K		4	mm
r_3,4	min.	1.5	mm
r₅	min.	0.6	mm

Abutment dimensions

d_a	max.	34	mm
D_a	min.	47	mm
D_a	max.	55	mm
C_a	min.	3	mm
r_a	max.	1.5	mm
r_c	max.	0.6	mm

Calculation data

Basic dynamic load rating	C	79.9	kN
Basic static load rating	C₀	80	kN
Fatigue load limit	P_u	8.65	kN
Reference speed		6700	r/min
Limiting speed		11000	r/min
Calculation factor	e	0.83
Calculation factor	Y₁	0.81
Calculation factor	Y₂	1.2
Calculation factor	Y₀	0.8

Mass

Mass bearing pair

0.55

Model Number: 31305/DF
Inner Diameter：25mm Outer Diameter：62mm Width：-mm
Reference speed:11000 r/min Limiting speed:6700 r/min
Type：Bearings, units and housings Roller bearings Tapered roller bearings Matched tapered roller bearings
Details： Matched tapered roller bearings Matched single row tapered roller bearings arranged face-to-face
Update date：2026-07-28
Application:instrumentation instrument,Other machinery,equipment,electronic components,hydraulic connector,machining,vertical sawing machine,Hydraulic Rama,orthodontic material,water protection,Pneumatic Actuator
Similar models:31305 31305/DF
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Model No. Inner Diameter Outer Diameter Width Type

102540
27370
401501
MB 28
N 20/1250 MB

Purchase the SKF 31305/DF Matched single row tapered roller bearings arranged face-to-face Please fill in the following

Hot number： 1313 EKTN9 21269 2220 K BD-231/630 CAK/W33-AOH 31/630 31227 32016 X 40 VS R 55x72x8 HMSA10 V 595012 62x75x10 CRS1 R 71924 ACD/HCP4A FY 1.3/16 TF/VA228 FYR 3 NJG 2318 VH WS 89430

Model No.	Inner Diameter	Outer Diameter	Width	Type
102540
27370
401501
MB 28
N 20/1250 MB