SKF F2B203-FM Flanged ball bearing unit (UCF / UCFC / UCFL)

SKF F2B203-FM flanged ball bearing unit (ucf / ucfc / ucfl). Square four-bolt (UCF), round three-bolt (UCFC) or oval two-bolt (UCFL) flanged housing pre-assembled with a spherical-outer-ring insert bearing. Absorbs shaft-to-housing misalignment on assembly. Set-screw shaft attachment on standard UC-series insert; eccentric-collar (UEL) or adapter-sleeve (UK) variants available. Dimensioned to ISO 3228 / DIN 626.

Type

Flanged ball bearing unit (UCF / UCFC / UCFL)

Designation

SKF F2B203-FM

HS code

8483.20

Shaft diameter

55.563 mm

Housing overall width

50 mm

Width, total

69.2 mm

Centre distance between bolt holes

184.2 mm

Bearing width, total

48.4 mm

Attachment bolt diameter

15.875 mm

Basic dynamic load rating

43.6 kN

Basic static load rating

29 kN

Limiting speed

3600 r/min

Note

Limiting speed with shaft tolerance h6

Housing type

Flanged

Flanged housing type

Oval

Number of bolt holes for fasteners

2

Fastening bolt hole type

Plain

Retaining feature, inner ring

Eccentric collar

Bore type

Cylindrical

Rubber seating ring

Without

Material, housing

Cast iron

Material, bearing

Bearing steel

Coating

Without

Sealing, bearing

Seal on both sides

Sealing type

Contact, standard

Sealing, unit

Optional end cover

Lubricant

Grease

Relubrication hole

With

Grease fitting

With

Product net weight

2.77 kg

eClass code

23-05-16-01

UNSPSC code

31171536

Standard

SKF designation convention

Material

As declared by SKF designation suffix

Temperature Range

Per SKF product data

HS Code

8483.20

• NTN 2203
• NSK 2203
• FAG 2203
• Koyo 2203
• ASAHI 2203
• Equivalent: 2203 (NTN)
• Equivalent: 2203 (NSK)
• Equivalent: 2203 (FAG)
• Equivalent: 2203 (Koyo)
• Equivalent: 2203 (ASAHI)