Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Single row tapered roller bearings -- Tapered roller bearings, single row SKF 31328 X

31328 X

Dimension series

7GB

Dimensions

d		140	mm
D		300	mm
T		77	mm
d₁	≈	220.275	mm
B		70	mm
C		47	mm
r_1,2	min.	5	mm
r_3,4	min.	4	mm
a		90.071	mm

Abutment dimensions

d_a	max.	169	mm
d_b	min.	159.5	mm
D_a	min.	235	mm
D_a	max.	284	mm
D_b	min.	280	mm
C_a	min.	9	mm
C_b	min.	30	mm
r_a	max.	5	mm
r_b	max.	4	mm

Calculation data

Basic dynamic load rating	C	737	kN
Basic static load rating	C₀	900	kN
Fatigue load limit	P_u	90	kN
Reference speed		1500	r/min
Limiting speed		2200	r/min
Calculation factor	e	0.83
Calculation factor	Y	0.72
Calculation factor	Y₀	0.4

Mass

Mass bearing

22.6

Model Number: 31328 X
Inner Diameter：140mm Outer Diameter：300mm Width：77mm
Reference speed:2200 r/min Limiting speed:1500 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：2025-12-09
Application:machine tool spindle,Internal thread type,Forging machine,machining,machine lathe,test laboratory equipment and accessories,metering pump,screen filter,light therapy instrument,Grinding and polishing equipment,standing experimental equipment
Similar models:31328T170 X/DB 31328 X/DF 31328 X
BEARING POWER International Trading Co.,Ltd. specialize in 31328X products，there is large inventory of SKF 31328 X Single row tapered roller bearings. We has been built up long-term cooperation with SKF company, could make a bulk order of the 31328 X Which SKF 31328X 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.

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13275	33.3502	76.1	12.7	Seals
23756	60.325	88.42	11.13	Seals
28x47x7 HMSA10 RG	28	47	7	Seals
300x332x16 HDS2 R	300	332	16	Seals
331640 A	558.8	736.6	-	Bearings, units and housings
495 VE R	483	-	-	Seals
6008 NR	40	68	15	Bearings, units and housings
638-2RZ	8	28	9	Bearings, units and housings
NU 314 ECP	70	150	35	Bearings, units and housings
PFT 20 TR	20	-	-	Bearings, units and housings
SY 20 TF/VA201	20	-	-	Bearings, units and housings
WBB1-8706 R-2Z	6	12	4	Bearings, units and housings

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