Technical data
41 parametersIdentification
- Manufacturer
- FAG
- Type
- Tapered roller bearing
- Part number (SKU)
- 31306-A#S1
- EAN
- 4064328130548
- Cage
- Standard
- Tolerance class
- PN
Dimensions
- Bore d
- 30 mm
- Outside diameter D
- 72 mm
- Mass
- 391 g
Load ratings and operation
- Dynamic load rating C
- 45000 N
- Static load rating C₀
- 46500 N
- Limiting speed
- 10300 1/min
Full manufacturer specification29 parameters · expand
- Cage
- Standard
- Comparative designation to ISO 10317 and ISO 355
- T7FB030
- Distance between pressure cone apexes
- 24.0 mm
- Dynamic axial load factor
- 0.73
- Fatigue load limit, radial
- 5400.0 N
- Guidance rib diameter of inner ring
- 54.0 mm
- Internal design
- Standard
- Limiting value of Fa/Fr for factors X and Y
- 0.83
- Max. operating temperature
- 120.0 °C
- Maximum housing fillet radius
- 1.5 mm
- Maximum housing shoulder diameter
- 65.0 mm
- Maximum shaft fillet radius
- 1.5 mm
- Maximum shaft shoulder diameter
- 40.0 mm
- Min. operating temperature
- -30.0 °C
- Minimum axial space
- 6.5 mm
- Minimum chamfer dimension of inner ring back face
- 1.5 mm
- Minimum chamfer dimension of outer ring back face
- 1.5 mm
- Minimum housing shoulder diameter
- 68.0 mm
- Minimum shaft shoulder diameter
- 37.0 mm
- Number of rows
- 1
- Outer ring width
- 14.0 mm
- PFAS
- no
- Quality level
- Standard
- REACH
- REACH compliant
- RoHS
- RoHS compliant
- Static axial load factor
- 0.4
- Thermal speed rating
- 6400.0 1/min
- Width, inner ring
- 19.0 mm
- Width, total
- 20.75 mm
Classification
- Manufacturer category
- Rolling and Plain Bearings › Roller Bearings › Tapered Roller Bearings
- eCl@ss class
- 23-05-09-10
- UNSPSC
- 31171516
Description
Tapered roller bearings 313, main dimensions acc. to DIN 720, separable
The same bearing from other manufacturers (17 designations)
Same size and design — suffix notation differs between brands.
FAG
31306-A
original — this page
equivalent designation
FLT
31306
KOYO
30306D
KOYO
30306DJR
KOYO
31306JR
MGM
31306
NACHI
E30306DJ
NISSAN
38120-04100
NISSAN
38120-25660
NSK
30306D
NSK
31306
NSK
31306AN
NTN
30306D
SKF
31306
SKF
31306J2/Q
SNR
31306V
STEYR
31306
ZKL
31306
This is a dimensional and design equivalent, not the same product. If in doubt, ask us before ordering.
31306-A
Tapered roller bearing
⌀30 × 72 mm
od EUR 19.90net
+ VAT 23% = EUR 24.48 gross
Cheaper in larger quantities
| from 5 pcs | EUR 19.51 | −2% |
| from 10 pcs | EUR 19.31 | −3% |
| from 25 pcs | EUR 18.91 | −5% |
| from 50 pcs | EUR 18.51 | −7% |
Dispatched within 24 h from our own warehouse
Shipping within the EU: DHL, GLS, from EUR 13.18 net. Transit time 3–5 business days after dispatch. Shipping and returns →
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Open a business account →Documentation
Datasheet (PDF)RoHS / REACH compliance declaration (PDF)Opening a document for the first time can take up to a minute while the manufacturer prepares it.

