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UCP300 Series Pillow block bearing units

Heavy duty, set screw locking type

-Cast Iron unit with the standard base to center height

-UCP Pillow Block Bearing is re-lubricable and equipped with two specially designed setscrews positioned in the inner ring of the ball bearing to lock onto the shaft

-UCP300 series has combination of a set screw locking chrome steel insert bearing with slinger seal design and cast iron pillow block housing with anti-rotation device

-Common usage for UCP Pillow Block Bearing include: Agriculture, Automotive, Pump, Sporting and Consumer Goods, Construction, Manufacturing Equipment, Conveyor and Fan Assemblies,Farm Machinery, HVAC, Feed Mill, Economical housed bearing solution and many other Industrial Equipment.


Price: US $2.65-77.68 / Piece | 200 Piece/Pieces (Min. Order)



  • Product Details
Pillow block Units feature one-piece cast iron housing, solid base, wide inner ring bearing, dual heavy-duty contact-type seals, steel plate slingers on sides for dust exclusion, full self-alignment, grease fitting for adding lubricant. Set screw units have two set screws 120° apart in the inner ring. Eccentric locking collar units provide locking for one-directional applications. Triple lip seals available on request. In addition to our standard items and configurations listed below, RICCOTEK excels at manufacturing customized bearings to meet specific application requirements.
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Unit No. Dimensions Bolt Size mm inch Bearing No. Housing No. Weight(kg)
d h a e b S1 S2 g w B n

UCP309-28 1-3/4 2-41/64 9-21/32 7-15/32 2-5/8 25/32 1-3/16 15/16 5-3/32 2.2441 0.866 5/8 UC309-28 P309 4.1
UCP310 50 75 275 212 75 20 35 27 143 61 22 M16 UC310 P310 5.8
UCP310-29 1-13/16 2-61/64 10-13/16 8-11/32 2-15/16 25/32 1-3/8 1-1/16 5-5/8 2.4016 0.866 5/8 UC310-29 P310 5.8
UCP310-30 1-7/8 2-61/64 10-13/16 8-11/32 2-15/16 25/32 1-3/8 1-1/16 5-5/8 2.4016 0.866 5/8 UC310-30 P310 5.8
UCP310-31 1-15/16 2-61/64 10-13/16 8-11/32 2-15/16 25/32 1-3/8 1-1/16 5-5/8 2.4016 0.866 5/8 UC310-31 P310 5.8
UCP311 55 80 310 236 80 20 38 30 154 66 25 M16 UC311 P311 7.4
UCP311-32 2 3-5/32 12-7/32 9-9/32 3-5/32 25/32 1-1/2 1-3/16 6-1/16 2.5984 0.984 5/8 UC311-32 P311 7.4
UCP311-33 2-1/16 3-5/32 12-7/32 9-9/32 3-5/32 25/32 1-1/2 1-3/16 6-1/16 2.5984 0.984 5/8 UC311-33 P311 7.4
UCP311-34 2-1/8 3-5/32 12-7/32 9-9/32 3-5/32 25/32 1-1/2 1-3/16 6-1/16 2.5984 0.984 5/8 UC311-34 P311 7.4
UCP311-35 2-3/6 3-5/32 12-7/32 9-9/32 3-5/32 25/32 1-1/2 1-3/16 6-1/16 2.5984 0.984 5/8 UC311-35 P311 7.4
UCP312 60 85 330 250 85 25 38 32 165 71 26 M20 UC312 P312 9.4
UCP312-36 2-1/4 3-11/32 13 9-17/32 3-11/32 31/32 1-1/2 1-1/4 6-1/2 2.7953 1.024 3/4 UC312-36 P312 9.4
UCP312-37 2-5/16 3-11/32 13 9-17/32 3-11/32 31/32 1-1/2 1-1/4 6-1/2 2.7953 1.024 3/4 UC312-37 P312 9.4
UCP312-38 2-3/8 3-11/32 13 9-17/32 3-11/32 31/32 1-1/2 1-1/4 6-1/2 2.7953 1.024 3/4 UC312-38 P312 9.4
UCP312-39 2-7/16 3-11/32 13 9-17/32 3-11/32 31/32 1-1/2 1-1/4 6-1/2 2.7953 1.024 3/4 UC312-39 P312 9.4
UCP313 65 90 340 260 90 25 38 33 176 75 30 M20 UC313 P313 10
UCP313-40 2-1/2 3-35764 13-3/8 10-1/4 3-17/32 31/32 1-1/2 1-5/16 6-15/16 2.9528 1.181 3/4 UC313-40 P313 10
UCP313-41 2-9/16 3-35764 13-3/8 10-1/4 3-17/32 31/32 1-1/2 1-5/16 6-15/16 2.9528 1.181 3/4 UC313-41 P313 10
UCP314 70 95 360 280 90 27 40 35 187 78 33 M22 UC314 P314 12
UCP314-42 2-5/8 95 360 280 90 27 40 35 187 78 33 M22 UC314-42 P314 12
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