Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Single row tapered roller bearings -- Tapered roller bearings, single row SKF 31307

31307

SKF Explorer

Dimension series

7FB

Dimensions

d		35	mm
D		80	mm
T		22.75	mm
d₁	≈	59.6	mm
B		21	mm
C		15	mm
r_1,2	min.	2	mm
r_3,4	min.	1.5	mm
a		24.916	mm

Abutment dimensions

d_a	max.	45	mm
d_b	min.	44.5	mm
D_a	min.	62	mm
D_a	max.	72.5	mm
D_b	min.	76	mm
C_a	min.	3	mm
C_b	min.	7.5	mm
r_a	max.	2	mm
r_b	max.	1.5	mm

Calculation data

Basic dynamic load rating	C	75.4	kN
Basic static load rating	C₀	67	kN
Fatigue load limit	P_u	7.8	kN
Reference speed		6300	r/min
Limiting speed		8500	r/min
Calculation factor	e	0.83
Calculation factor	Y	0.72
Calculation factor	Y₀	0.4

Mass

Mass bearing

0.52

Model Number: 31307
Inner Diameter：35mm Outer Diameter：80mm Width：22.75mm
Reference speed:8500 r/min Limiting speed:6300 r/min
Type：Bearings, units and housings Roller bearings Tapered roller bearings Single row tapered roller bearings
Details： Single row tapered roller bearings Tapered roller bearings, single row
Update date：2024-12-16
Application:heating fans,labor insurance,wire industry,Hairbrush device,economic mold,printing machinery,intermediate,Garment Accessories,noise inspection,forklift truck,raw material accessories
Similar models:31307
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Model No.	Inner Diameter	Outer Diameter	Width	Type
17443	44.45	66.62	7.95	Seals
29112	73.9902	97.9932	11.9888	Seals
8624	22.225	31.75	4.78	Seals
FSYE 2 1/2-3	63.5	-	-	Bearings, units and housings
FYC 40 TF	40	-	-	Bearings, units and housings
FYRP 1 1/2	38.1	-	-	Bearings, units and housings
HM 3168	55	-	340	Bearings, units and housings
M 336948/912	178.595	265.112	51.595	Bearings, units and housings
SHR 150	150	-	-	Coupling systems
SNL 3152 G	260	-	-	Bearings, units and housings
W 6201-2RS1	12	32	10	Bearings, units and housings
W 630/2.5-2Z	2.5	8	4	Bearings, units and housings

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