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NTN Pillow Block Bearing: 25 mm Bore, Cast Iron, Set Screws, 36.5 mm Shaft Ht - General Purpose Pillow Block Ball Bearings
NTNGeneral Purpose Pillow Block Ball Bearings

NTN Pillow Block Bearing: 25 mm Bore, Cast Iron, Set Screws, 36.5 mm Shaft Ht

The NTN UCP-25 is a general purpose pillow block ball bearing with a 25 mm bore, featuring a cast iron housing and set screw locking. It has a maximum speed of 5,900 RPM, a shaft height of 36.5 mm, and an overall…

SKU 3G-OTH-106896

Also listed as: UCP25 · UCP 25

Brand
NTN
Item
Pillow Block Bearing: 25 mm Bore, Cast Iron, Set Screws, 36.5 mm Shaft Ht
Category
General Purpose Pillow Block Ball Bearings
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

NTN
Manufacturer Part Number
UCP-25
Type
Cast Iron, Set Screws
Overall Lg
139.7 mm
Shaft Ht
36.5 mm
Maximum Speed
5,900 RPM
Mounting Bolt Size
M10
System of Measurement
Metric

Technical Documents

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NTN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The NTN UCP-25 is a general purpose pillow block ball bearing with a 25 mm bore, featuring a cast iron housing and set screw locking. It has a maximum speed of 5,900 RPM, a shaft height of 36.5 mm, and an overall length of 139.7 mm, with a metric M10 mounting bolt size.

Frequently Asked Questions

What is the NTN UCP-25 pillow block bearing used for?

The NTN UCP-25 is a general purpose pillow block ball bearing used to support rotating shafts in industrial machinery such as conveyors, fans, and pumps. Its cast iron housing and set screw locking provide reliable shaft retention in moderate-load applications across manufacturing, material handling, and HVAC systems.

What are the specifications of the NTN UCP-25?

The NTN UCP-25 has a 25 mm bore, cast iron housing with set screw locking, a maximum speed of 5,900 RPM, shaft height of 36.5 mm, overall length of 139.7 mm, and M10 mounting bolt size. It is a metric general purpose pillow block ball bearing.

Where to buy the NTN UCP-25 worldwide?

3G Electric supplies the NTN UCP-25 pillow block bearing to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this metric general purpose bearing.

How to install the NTN UCP-25 pillow block bearing?

Mount the NTN UCP-25 on a flat, rigid surface using M10 bolts through the base slots. Align the shaft with the bore, tighten set screws evenly against the shaft, and verify free rotation. Lubricate per NTN recommendations and check alignment to prevent premature wear.

Used in

Common applications for NTN
Automotive driveline — NTN tapered roller bearing assemblies (e.g., 4T-30303) for differential and wheel hub applications
Conveyor systems — NTN 4-bolt flange bearings (e.g., UCF211-200D1) for idler rollers and take-up units
Machine tool spindles — NTN duplex angular contact bearings (e.g., ML7006CVDUJ74S) for high-speed precision rotation
Industrial fans — NTN high-temperature radial ball bearings (e.g., 6004FT150) for oven and dryer exhaust systems
Pump drives — NTN radial ball bearings (e.g., 6008LLBC3/L627) for electric motor and pump shaft support
Agricultural equipment — NTN tapered roller bearing cones (e.g., LM29748L) for gearbox and PTO shaft assemblies

NTN Products

3G Electric supplies NTN general purpose pillow block ball bearings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
NTN Pillow Block Bearing: 30 mm Bore, Cast Iron, Set Screws, 42.8 mm Shaft Ht, 165.1 mm Overall Lg (MPN UCP-30)
NTN
NTN Pillow Block Bearing: 30 mm Bore, Cast Iron, Set Screws, 42.8 mm Shaft Ht, 165.1 mm Overall Lg (MPN UCP-30)
NTN Pillow Block Bearing: 35 mm Bore, Cast Iron, Set Screws, 47.5 mm Shaft Ht, 166.7 mm Overall Lg (MPN UCP-35)
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NTN Pillow Block Bearing: 35 mm Bore, Cast Iron, Set Screws, 47.5 mm Shaft Ht, 166.7 mm Overall Lg (MPN UCP-35)
NTN Pillow Block Bearing: 20 mm Bore, Cast Iron, Set Screws, 33.3 mm Shaft Ht, 127 mm Overall Lg (MPN UCP-20)
NTN
NTN Pillow Block Bearing: 20 mm Bore, Cast Iron, Set Screws, 33.3 mm Shaft Ht, 127 mm Overall Lg (MPN UCP-20)
NTN Pillow Block Bearing: 1 in Bore, Cast Iron, Set Screws, 1 27/64 in Shaft Ht, 5.511 in Overall Lg (MPN UCP-1MFG1)
NTN
NTN Pillow Block Bearing: 1 in Bore, Cast Iron, Set Screws, 1 27/64 in Shaft Ht, 5.511 in Overall Lg (MPN UCP-1MFG1)
NTN Pillow Block Bearing: 1 3/4 in Bore, Cast Iron, Set Screws, 2 1/8 in Shaft Ht, 3,450 RPM (MPN UCP-1.3/VBMT 330-PF 5015)
NTN
NTN Pillow Block Bearing: 1 3/4 in Bore, Cast Iron, Set Screws, 2 1/8 in Shaft Ht, 3,450 RPM (MPN UCP-1.3/VBMT 330-PF 5015)
This NTN pillow block ball bearing features a cast iron housing with set screw locking for secure shaft mounting. It has a 1 1/2 in bore, 1 59/64 in shaft height, and a maximum speed of 3,700 RPM. The bearing uses a 1/2 in mounting bolt size and is designed for inch-system applications in industrial machinery, conveyors, and material handling equipment
NTN
This NTN pillow block ball bearing features a cast iron housing with set screw locking for secure shaft mounting. It has a 1 1/2 in bore, 1 59/64 in shaft height, and a maximum speed of 3,700 RPM. The bearing uses a 1/2 in mounting bolt size and is designed for inch-system applications in industrial machinery, conveyors, and material handling equipment

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Cast iron pillow block ball bearing with eccentric collar, 2 1/4 in bore, 2 11/16 in shaft height, 5/8 in mounting bolt size, and 2,500 RPM maximum speed. Suitable for moderate-load, moderate-speed applications such as conveyors, fans, and pumps
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This NTN pillow block ball bearing features a cast iron housing and an eccentric collar locking mechanism. It has a 2 in bore, a shaft height of 2 27/64 in, and a maximum speed of 2,900 RPM. The mounting bolt size is 5/8 in. Suitable for general power transmission applications such as conveyors, fans, and material handling equipment
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This NTN pillow block ball bearing features a cast iron housing and an eccentric collar locking mechanism. It has a 2 in bore, a shaft height of 2 27/64 in, and a maximum speed of 2,900 RPM. The mounting bolt size is 5/8 in. Suitable for general power transmission applications such as conveyors, fans, and material handling equipment
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