Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
NTN Pillow Block Bearing: 2 3/8 in Bore, Cast Iron, Set Screws, 2 3/4 in Shaft Ht - General Purpose Pillow Block Ball Bearings
NTNGeneral Purpose Pillow Block Ball Bearings

NTN Pillow Block Bearing: 2 3/8 in Bore, Cast Iron, Set Screws, 2 3/4 in Shaft Ht

The NTN Pillow Block Bearing is a general purpose pillow block ball bearing with a 2 3/8 in bore, designed for inch-system applications. It features a cast iron housing, set screw locking, a 2 3/4 in shaft height…

SKU 3G-OTH-114491

Brand
NTN
Item
Pillow Block Bearing: 2 3/8 in Bore, Cast Iron, Set Screws, 2 3/4 in Shaft Ht
Category
General Purpose Pillow Block Ball Bearings
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

NTN
Manufacturer Part Number
UCP-2.3/8M
Type
Cast Iron, Set Screws
Overall Lg
9.5 in
Shaft Ht
2 3/4 in
Maximum Speed
2,500 RPM
Mounting Bolt Size
5/8 in
System of Measurement
Inch
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The NTN Pillow Block Bearing is a general purpose pillow block ball bearing with a 2 3/8 in bore, designed for inch-system applications. It features a cast iron housing, set screw locking, a 2 3/4 in shaft height, and a 9.5 in overall length. Key specifications include a maximum speed of 2,500 RPM and a mounting bolt size of 5/8 in.

Frequently Asked Questions

What is the NTN Pillow Block Bearing used for?

The NTN Pillow Block Bearing supports 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, inch-system applications.

What are the specifications of the NTN Pillow Block Bearing?

This NTN bearing has a 2 3/8 in bore, 2 3/4 in shaft height, 9.5 in overall length, and a maximum speed of 2,500 RPM. It uses a 5/8 in mounting bolt and features a cast iron housing with set screw locking for inch-system applications.

Where to buy the NTN Pillow Block Bearing worldwide?

3G Electric supplies the NTN Pillow Block Bearing worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this MPN UCP-2.3/8M unit.

How to install the NTN Pillow Block Bearing?

Mount the bearing on a flat surface using 5/8 in bolts through the base slots. Align the shaft with the bore, tighten set screws onto the shaft, and verify free rotation. Follow NTN's generic installation guidelines for proper preload and lubrication.

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.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
NTN Pillow Block Bearing: 3 in Bore, Cast Iron, Set Screws, 3 1/4 in Shaft Ht, 10.811 in Overall Lg (MPN UCP-3M). Key specifications — Brand: NTN; Maximum Speed: 2,100 RPM; Mounting Bolt Size: 3/4 in; System of Measurement: Inch.
NTN
NTN Pillow Block Bearing: 3 in Bore, Cast Iron, Set Screws, 3 1/4 in Shaft Ht, 10.811 in Overall Lg (MPN UCP-3M). Key specifications — Brand: NTN; Maximum Speed: 2,100 RPM; Mounting Bolt Size: 3/4 in; System of Measurement: Inch.
NTN Pillow Block Bearing: 2 in Bore, Cast Iron, Set Screws, 2 1/4 in Shaft Ht, 8.126 in Overall Lg (MPN UCP-2SM). Key specifications — Brand: NTN; Maximum Speed: 3,050 RPM; Mounting Bolt Size: 5/8 in; System of Measurement: Inch.
NTN
NTN Pillow Block Bearing: 2 in Bore, Cast Iron, Set Screws, 2 1/4 in Shaft Ht, 8.126 in Overall Lg (MPN UCP-2SM). Key specifications — Brand: NTN; Maximum Speed: 3,050 RPM; Mounting Bolt Size: 5/8 in; System of Measurement: Inch.
NTN Pillow Block Bearing: 2 in Bore, Cast Iron, Set Screws, 2 1/2 in Shaft Ht, 8.625 in Overall Lg (MPN UCP-2M). Key specifications — Brand: NTN; Maximum Speed: 2,900 RPM; Mounting Bolt Size: 5/8 in; System of Measurement: Inch.
NTN
NTN Pillow Block Bearing: 2 in Bore, Cast Iron, Set Screws, 2 1/2 in Shaft Ht, 8.625 in Overall Lg (MPN UCP-2M). Key specifications — Brand: NTN; Maximum Speed: 2,900 RPM; Mounting Bolt Size: 5/8 in; System of Measurement: Inch.
NTN Pillow Block Bearing: 2 3/16 in Bore, Cast Iron, Set Screws, 2 1/2 in Shaft Ht, 2,900 RPM (MPN UCP-2.3/16M). Key specifications — Brand: NTN; Maximum Speed: 2,900 RPM; Mounting Bolt Size: 5/8 in; System of Measurement: Inch.
NTN
NTN Pillow Block Bearing: 2 3/16 in Bore, Cast Iron, Set Screws, 2 1/2 in Shaft Ht, 2,900 RPM (MPN UCP-2.3/16M). Key specifications — Brand: NTN; Maximum Speed: 2,900 RPM; Mounting Bolt Size: 5/8 in; System of Measurement: Inch.
NTN Pillow Block Bearing: 3/4 in Bore, Cast Iron, Set Screws, 1 19/64 in Shaft Ht, 5 in Overall Lg (MPN UCP-3/4M). Key specifications — Brand: NTN; Maximum Speed: 6,700 RPM; Mounting Bolt Size: M10; System of Measurement: Inch.
NTN
NTN Pillow Block Bearing: 3/4 in Bore, Cast Iron, Set Screws, 1 19/64 in Shaft Ht, 5 in Overall Lg (MPN UCP-3/4M). Key specifications — Brand: NTN; Maximum Speed: 6,700 RPM; Mounting Bolt Size: M10; System of Measurement: Inch.
NTN Pillow Block Bearing: 2 7/16 in Bore, Cast Iron, Set Screws, 2 3/4 in Shaft Ht, 2,500 RPM (MPN UCP-2.7/16M). Key specifications — Brand: NTN; Maximum Speed: 2,500 RPM; Mounting Bolt Size: 5/8 in; System of Measurement: Inch.
NTN
NTN Pillow Block Bearing: 2 7/16 in Bore, Cast Iron, Set Screws, 2 3/4 in Shaft Ht, 2,500 RPM (MPN UCP-2.7/16M). Key specifications — Brand: NTN; Maximum Speed: 2,500 RPM; Mounting Bolt Size: 5/8 in; System of Measurement: Inch.

More from NTN

View all NTN parts →
NTN Pillow Block Bearing: 1 15/16 in Bore, Cast Iron, Eccentric Collar, 2 3/16 in Shaft Ht, Open (MPN UELPL210-115D1W3). Key specifications — Brand: NTN; Maximum Speed: 3,100 RPM; Mounting Bolt Size: 5/8 in; System of Measurement: Inch.
NTN
NTN Pillow Block Bearing: 1 15/16 in Bore, Cast Iron, Eccentric Collar, 2 3/16 in Shaft Ht, Open (MPN UELPL210-115D1W3). Key specifications — Brand: NTN; Maximum Speed: 3,100 RPM; Mounting Bolt Size: 5/8 in; System of Measurement: Inch.
NTN Pillow Block Bearing: 2 3/8 in Bore, Cast Iron, Eccentric Collar, 2 11/16 in Shaft Ht, 2,500 RPM (MPN UELPL-2.3/8M). Key specifications — Brand: NTN; Maximum Speed: 2,500 RPM; Mounting Bolt Size: 5/8 in; System of Measurement: Inch.
NTN
NTN Pillow Block Bearing: 2 3/8 in Bore, Cast Iron, Eccentric Collar, 2 11/16 in Shaft Ht, 2,500 RPM (MPN UELPL-2.3/8M). Key specifications — Brand: NTN; Maximum Speed: 2,500 RPM; Mounting Bolt Size: 5/8 in; System of Measurement: Inch.
NTN Pillow Block Bearing: 1 7/8 in Bore, Cast Iron, Eccentric Collar, 2 3/16 in Shaft Ht, 3,100 RPM (MPN UELPL-1.7/8M). Key specifications — Brand: NTN; Maximum Speed: 3,100 RPM; Mounting Bolt Size: 5/8 in; System of Measurement: Inch.
NTN
NTN Pillow Block Bearing: 1 7/8 in Bore, Cast Iron, Eccentric Collar, 2 3/16 in Shaft Ht, 3,100 RPM (MPN UELPL-1.7/8M). Key specifications — Brand: NTN; Maximum Speed: 3,100 RPM; Mounting Bolt Size: 5/8 in; System of Measurement: Inch.
NTN Pillow Block Bearing: 1 3/4 in Bore, Cast Iron, Set Screws, 2 1/8 in Shaft Ht, 3,500 RPM, Open (MPN UCP209-112D1). Key specifications — Brand: NTN; Maximum Speed: 3,500 RPM; Mounting Bolt Size: 1/2 in; System of Measurement: Inch.
NTN
NTN Pillow Block Bearing: 1 3/4 in Bore, Cast Iron, Set Screws, 2 1/8 in Shaft Ht, 3,500 RPM, Open (MPN UCP209-112D1). Key specifications — Brand: NTN; Maximum Speed: 3,500 RPM; Mounting Bolt Size: 1/2 in; System of Measurement: Inch.
NTN Pillow Block Bearing: 1 1/4 in Bore, Cast Iron, Set Screws, 1 9/16 in Shaft Ht, 5,900 RPM (MPN UCPL-1.1/4SM). Key specifications — Brand: NTN; Maximum Speed: 5,900 RPM; Mounting Bolt Size: 1/2 in; System of Measurement: Inch.
NTN
NTN Pillow Block Bearing: 1 1/4 in Bore, Cast Iron, Set Screws, 1 9/16 in Shaft Ht, 5,900 RPM (MPN UCPL-1.1/4SM). Key specifications — Brand: NTN; Maximum Speed: 5,900 RPM; Mounting Bolt Size: 1/2 in; System of Measurement: Inch.
NTN Pillow Block Bearing: 1 3/16 in Bore, Cast Iron, Eccentric Collar, 1 11/16 in Shaft Ht (MPN UELP-1.3/16M). Key specifications — Brand: NTN; Maximum Speed: 4,900 RPM; Mounting Bolt Size: 1/2 in; System of Measurement: Inch.
NTN
NTN Pillow Block Bearing: 1 3/16 in Bore, Cast Iron, Eccentric Collar, 1 11/16 in Shaft Ht (MPN UELP-1.3/16M). Key specifications — Brand: NTN; Maximum Speed: 4,900 RPM; Mounting Bolt Size: 1/2 in; System of Measurement: Inch.
NTN Pillow Block Bearing: 2 7/16 in Bore, Cast Iron, Set Screws, 2 47/64 in Shaft Ht, 2,500 RPM (MPN UCP212-207D1). Key specifications — Brand: NTN; Maximum Speed: 2,500 RPM; Mounting Bolt Size: 5/8 in; System of Measurement: Inch.
NTN
NTN Pillow Block Bearing: 2 7/16 in Bore, Cast Iron, Set Screws, 2 47/64 in Shaft Ht, 2,500 RPM (MPN UCP212-207D1). Key specifications — Brand: NTN; Maximum Speed: 2,500 RPM; Mounting Bolt Size: 5/8 in; System of Measurement: Inch.
NTN Pillow Block Bearing: 1 7/16 in Bore, Cast Iron, Eccentric Collar, 1 55/64 in Shaft Ht (MPN UELP-1.7/16M). Key specifications — Brand: NTN; Maximum Speed: 4,200 RPM; Mounting Bolt Size: 1/2 in; System of Measurement: Inch.
NTN
NTN Pillow Block Bearing: 1 7/16 in Bore, Cast Iron, Eccentric Collar, 1 55/64 in Shaft Ht (MPN UELP-1.7/16M). Key specifications — Brand: NTN; Maximum Speed: 4,200 RPM; Mounting Bolt Size: 1/2 in; System of Measurement: Inch.