Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Matched tapered roller bearings -- Matched single row tapered roller bearings arranged face-to-face SKF 31309/DF

31309/DF

SKF Explorer

Dimensions

d		45	mm
D		100	mm
T		54.5	mm
2B		50	mm
b		10.5	mm
K		8.5	mm
r_3,4	min.	1.5	mm
r₅	min.	0.6	mm

Abutment dimensions

d_a	max.	57	mm
D_a	min.	79	mm
D_a	max.	92	mm
C_a	min.	4	mm
r_a	max.	1.5	mm
r_c	max.	0.6	mm

Calculation data

Basic dynamic load rating	C	194	kN
Basic static load rating	C₀	204	kN
Fatigue load limit	P_u	24.5	kN
Reference speed		4000	r/min
Limiting speed		6700	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

1.98

Model Number: 31309/DF
Inner Diameter：45mm Outer Diameter：100mm Width：-mm
Reference speed:6700 r/min Limiting speed:4000 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：2021-06-06
Application:circulating pump,ventilation equipment,other processing,electronic materials,hot and cold box,Vertical machining,wire industry,Gripper Swing,Film machine,physical instruments,safety testing
Similar models:31309T62.5/DB 31309 31309/DF
BEARING POWER International Trading Co.,Ltd. specialize in 31309/DF products，there is large inventory of SKF 31309/DF Matched tapered roller bearings. We has been built up long-term cooperation with SKF company, could make a bulk order of the 31309/DF Which SKF 31309/DF 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
25x40x7 HMS5 V	25	40	7	Seals
30210/DF	50	90	-	Bearings, units and housings
400164	14	-	-	Seals
61915-2RZ	75	105	16	Bearings, units and housings
6308-Z	40	90	23	Bearings, units and housings
65 VA V	58	-	-	Seals
71914 CD/HCP4AL	70	100	16	Bearings, units and housings
BT2B 331858/HA1	609.6	787.4	-	Bearings, units and housings
HE 310	44.45	70	42	Bearings, units and housings
HJ 1068	340	403	39.5	Bearings, units and housings
NJ 311 ECJ	55	120	29	Bearings, units and housings
SNW 10x1.1/2	38.1	64.4144	44.577	Bearings, units and housings

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