FYH UC207-20L3

FYH UC207-20L3 is a set screw insert bearing with a 1 1/4" bore (31.75mm). It measures 72mm (2.835") O.D. by 42.9mm (1.689") inner ring width, with a basic dynamic load rating of 25.7kN and a static rating of 15.4kN. The L3 in the part number marks the triple-lip seal type. The UC insert has a wide inner ring with set screws and a spherical O.D. for a housing with a matching spherical bore.

Where this product is used

• Replacement insert for a plummer block or pillow block unit
• Replacement insert for flange and take-up housings with a matching spherical bore
• Conveyor rollers, drive shafts and idler stations
• Fans, blowers and pumps
• Agricultural, construction and general industrial machinery

Features

• Set screws spaced 120° apart lock the insert to a 1 1/4" shaft
• Spherical O.D. for housings with a matching spherical bore
• Triple-lip seal (L3), supplied pre-lubricated with FYH grease
• Basic dynamic load rating Cr 25.7kN and static rating C0r 15.4kN
• Allowable rotating speed 830rpm (standard value)

Key specifications

Fitting and use

Tighten the set screws once the insert is in position on the shaft.

Match the insert to a housing with the same size number: the spherical O.D. seats in a matching spherical housing bore.

Choosing the right option

If you need another shaft size, the related pages below list the other sizes in this range.

Imperial (inch) bores are in fractions of an inch; the Model Details give the size in mm with the inch size in brackets: match the bore to the shaft you have.

For the standard seal version of this size, see the UC200 series pages below. A lower allowable rotating speed for the L3 triple-lip type than for the standard seal.

See also: P200 series pillow block (plummer block) housings (size P207), PA200 series tapped base pillow block housings (size PA207), F200 series four bolt flange housings (size F207), FL200 series two bolt flange housings (size FL207).