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Link-Belt FC3U231NC (mfg part 10431589) is a 4-bolt flange cartridge ball bearing with a 1-15/16" bore, set screw locking, and a cast iron housing. This fixed (non-expansion) unit features a Buna single lip contact seal, nylon retainer, and C3 internal clearance. Designed for standard-duty industrial applications, it is powder coated for corrosion resistance and includes a polypropylene closed cap auxiliary seal.
MODEL 10431589
Contact supplier for technical support on: 800-626-2120
$659.21 Each
Prices are subject to change
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Typically Ships in: 1 day
Returnable: Yes
Ability to Relubricate
Yes
Auxiliary seals
1 CLOSED CAP POLYPROPYLENE
Available end cap
Y2316N
Bearing housing
FLG CART 4 BLT RND BB
Bearing housing material
Cast iron
Bearing Insert Material
52100 Bearing Steel
Bearing Type
Standard duty ball brg
Bolt hole circle diameter (in)
5 3/8 in
Bore diameter (in)
1.9375
Bore length (in)
2 3/32 in
Bore Shape
Straight
C dynamic load rating
7920 lb
Cage Material
Molded fiber glass reinforced nylon
Cage Type
Ball Riding Retainer
Co static load rating
5220 lb
Distance from Mounting Surface to Cap Face (in)
2 1/4 in
Distance from mounting surface to outer most bearing face (in)
1 41/64 in
Fixed expansion
Fixed
Foot Height (in)
1.2
Grease fitting size
1/8 NPT
Height
6.63
Housing coating
Powder coated
Housing Color
Black
Housing construction
One Piece
Housing outside diameter
6 3/8 in
Housing Outside Diameter (in)
6.38
Housing style
Flange Block
Housing type
Piloted Flange Cartridge
Inner Ring Outside Diameter (in)
2.478
Insert
UG231NL
Length
6.63
Lubricant
Lithium Complex NLGI 2 Grease
Lubrication type
EXXON RONEX MP STD
Max Speed
4800 rpm
Max temperature (°F (°C))
225 (107) F (C)
Maximum Temperature (C)
107
Misalignment Capability
±2.0° Misalignment - Static Only
Misalignment Type
Static Only
Mounted clearance
C3 standard
Mounting bolt size (in)
1/2 in
Mounting Housing Width (in)
1 13/64 in
Outer Ring Land Profile
Standard
Overall Height to End Cap (in)
2.88
Pilot Configuration
Piloted
Pilot depth (in)
5/8 in
Pilot diameter (in)
4.500 in
Primary seal
BUNA single lip contact seal
Retainer type
Nylon
Rolling element
Ball Bearing
Service instructions
BR3-007 LB 200 ball-300 ball
Setscrew torque (in-lbs)
290-325 in/lbs
Shaft diameter (in)
1 15/16 in
Shaft locking
Setscrew locking
Size code
210
Standoff distance (in)
11/64 in
Type of seal
Single lip contact seal
Unit of dimension
in
Vibration frequency fundamental train
0.0068 cps
Vibration frequency inner ring defect
0.0985 cps
Vibration frequency outer ring defect
0.0682 cps
Vibration frequency roller spin
0.0445 cps
Volume
0.713
Volume unit
GLL
Width
3.75
1 15/16" Mounted Ball Bearing, Standard Duty, Cast Iron 4-Bolt Round Piloted Flange Block, Setscrew Locking, Single Lip Contact Seal, End closure
How do I choose the right type of bearing for my application?
Start with the load and how it’s applied. You need to know if you’re dealing with radial loads, axial loads, or a mix of both. Then look at speed, operating environment, and space constraints. For example, ball bearings are great for high speed and lighter loads, while roller bearings handle heavier loads but usually at lower speeds. If there’s contamination, moisture, or heat involved, you may need sealed bearings or specific materials. In most cases, the right choice comes down to matching load type, speed, and environment to the bearing design.
| Brand | Dormer Pramet |
| Model | 5979590 |
| Brand | Bunting Bearings |
| Model | CB151912 |
