Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Single row tapered roller bearings -- Tapered roller bearings, single row SKF 31308

31308

SKF Explorer

Dimension series

7FB

Dimensions

d		40	mm
D		90	mm
T		25.25	mm
d₁	≈	67.15	mm
B		23	mm
C		17	mm
r_1,2	min.	2	mm
r_3,4	min.	1.5	mm
a		28.252	mm

Abutment dimensions

d_a	max.	51	mm
d_b	min.	50	mm
D_a	min.	71	mm
D_a	max.	82.5	mm
D_b	min.	86	mm
C_a	min.	3	mm
C_b	min.	8	mm
r_a	max.	2	mm
r_b	max.	1.5	mm

Calculation data

Basic dynamic load rating	C	91.1	kN
Basic static load rating	C₀	81.5	kN
Fatigue load limit	P_u	9.5	kN
Reference speed		5600	r/min
Limiting speed		7500	r/min
Calculation factor	e	0.83
Calculation factor	Y	0.72
Calculation factor	Y₀	0.4

Mass

Mass bearing

0.72

Model Number: 31308
Inner Diameter：40mm Outer Diameter：90mm Width：25.25mm
Reference speed:7500 r/min Limiting speed:5600 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：2024-12-24
Application:quality inspection equipment,DC generators,Rolling mill gear box,engineering machine,die casting mold,Pneumatic Control Elements,small diesel generators,Pneumatic Actuator,industrial fans,plastic molding,Cylinder Pneumatic Treatment Element
Similar models:31308 31308/DF
BEARING POWER International Trading Co.,Ltd. specialize in 31308 products，there is large inventory of SKF 31308 Single row tapered roller bearings. We has been built up long-term cooperation with SKF company, could make a bulk order of the 31308 Which SKF 31308 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
12x22x5 HMSA10 RG	12	22	5	Seals
1500553	381	431.8	20.65	Seals
150x180x12 HMSA10 RG	150	180	12	Seals
1550 VA R	1405	-	-	Seals
BD-23064 CCK/W33-OH 3064 H	300	480	121	Bearings, units and housings
249/1120 CAK30F/W33	1120	1460	335	Bearings, units and housings
26625	67.9958	83.9978	8.509	Seals
50x85x10 HMS5 RG	50	85	10	Seals
61928 MA	140	190	24	Bearings, units and housings
71807 ACD/HCP4	35	47	7	Bearings, units and housings
BT4B 334136 G/HA1VA901	558.8	736.6	-	Bearings, units and housings
GEH 110 ES-2LS	110	180	100	Bearings, units and housings

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