FAG 30311-A Tapered roller bearing
Also known as : 30311-A, T2FB055,
- Inside Diameter: 55 mm
- Outside Diameter: 120 mm
- Width: 31.5 mm
- Basic dynamic load rating: 151 kN
- Basic static load rating: 173 kN

FAG 30311-A
FAG 30311-A details
model | 30311-A |
---|---|
Comparative designation to DIN ISO 355 |
T2FB055 |
d | 55 mm |
D | 120 mm |
T | 31.5 mm |
a | 25 mm |
B | 29 mm |
C | 25 mm |
Ca min | 4 mm |
Cb min | 6.5 mm |
Da max | 110 mm |
Da min | 104 mm |
Db min | 111 mm |
d1 | 84.7 mm |
da max | 71 mm |
db min | 65 mm |
r1,2 min | 2.5 mm |
r3,4 min | 2 mm |
ra max | 2.5 mm |
rb max | 2 mm |
Cr | 151000 N, Basic dynamic load rating, radial |
C0r | 173000 N, Basic static load rating, radial |
Limiting speed | 6200 1/min |
Reference speed | 4400 1/min |
Cur | 20600 N, Fatigue limit load, radial |
e | 0.35 |
Y | 1.74 |
Y0 | 0.96 |
mass | 1.8 kg |

FAG 30311-A bearing cross reference

68450R/68709R
55 mmx 120 mmx 31.5 mm

H414245/H414210
55 mmx 120 mmx 31.5 mm

387/382A
55 mmx 120 mmx 31.5 mm

HM88630R/HM88610R
55 mmx 120 mmx 31.5 mm

02473R/02420R
55 mmx 120 mmx 31.5 mm

23100R/23256R
55 mmx 120 mmx 31.5 mm

387-384ED
55 mmx 120 mmx 31.5 mm

389-384DRB
55 mmx 120 mmx 31.5 mm

EE132083-132126D
55 mmx 120 mmx 31.5 mm

42362D - 42586
55 mmx 120 mmx 31.5 mm

L357049-L357019-B
55 mmx 120 mmx 31.5 mm
