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NTN ARP-1 Light Duty Pillow Block Ball Bearing - Light Duty Pillow Block Ball Bearings
NTNLight Duty Pillow Block Ball Bearings

NTN ARP-1 Light Duty Pillow Block Ball Bearing

The NTN Pillow Block Bearing is a light duty pillow block ball bearing with a 1 in bore, featuring a cast iron housing and set screw locking. It has a maximum speed of 5,900 RPM, a mounting bolt size of M10, and an…

SKU 3G-OTH-105647

Also listed as: ARP1 · ARP 1

Brand
NTN
Item
ARP-1 Light Duty Pillow Block Ball Bearing
Category
Light Duty Pillow Block Ball Bearings
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Technical Specifications

NTN
Manufacturer Part Number
ARP-1
Type
Cast Iron, Set Screws
Overall Lg
5.5 in
Shaft Ht
1 27/64 in
Maximum Speed
5,900 RPM
Mounting Bolt Size
M10
System of Measurement
Inch

Technical Documents

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

Product Description

The NTN Pillow Block Bearing is a light duty pillow block ball bearing with a 1 in bore, featuring a cast iron housing and set screw locking. It has a maximum speed of 5,900 RPM, a mounting bolt size of M10, and an overall length of 5.5 in with a shaft height of 1 27/64 in. This inch-system bearing is identified by manufacturer part number ARP-1.

Frequently Asked Questions

What is the NTN Pillow Block Bearing ARP-1 used for?

The NTN Pillow Block Bearing ARP-1 is a light duty pillow block ball bearing used to support rotating shafts in industrial machinery. It is commonly applied in conveyors, fans, and material handling equipment where moderate loads and speeds up to 5,900 RPM are present.

What are the specifications of the NTN Pillow Block Bearing ARP-1?

The NTN ARP-1 has a 1 in bore, cast iron housing with set screw locking, a shaft height of 1 27/64 in, overall length of 5.5 in, and a maximum speed of 5,900 RPM. It uses an M10 mounting bolt and is an inch-system bearing.

Where to buy the NTN Pillow Block Bearing ARP-1 worldwide?

You can source the NTN Pillow Block Bearing ARP-1 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

How to install the NTN Pillow Block Bearing ARP-1?

To install the NTN ARP-1, first ensure the shaft is clean and the bearing bore matches the 1 in shaft. Align the housing on a flat surface, tighten the set screws evenly, and secure with M10 bolts. Follow NTN's generic best practices for proper shaft alignment 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 light duty 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
Medium duty pillow block ball bearing with cast iron housing and set screw locking for shaft retention. Bore 2 in, shaft height 2 1/2 in, overall length 9.488 in, mounting bolt size 5/8 in. Maximum speed 2,900 RPM. Inch system. Used to support rotating shafts in industrial machinery such as conveyors, fans, and pumps
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Medium duty pillow block ball bearing with cast iron housing and set screw locking for shaft retention. Bore 2 in, shaft height 2 1/2 in, overall length 9.488 in, mounting bolt size 5/8 in. Maximum speed 2,900 RPM. Inch system. Used to support rotating shafts in industrial machinery such as conveyors, fans, and pumps
This medium duty pillow block ball bearing features a cast iron housing with set screw locking for inch-system shafts. It supports rotating shafts in industrial machinery, conveyors, and material handling equipment, providing radial and axial load capacity. The unit has a 2 19/64 in shaft height and accommodates a 5/8 in mounting bolt, with a maximum operating temperature of 250°F
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This medium duty pillow block ball bearing features a cast iron housing with set screw locking for inch-system shafts. It supports rotating shafts in industrial machinery, conveyors, and material handling equipment, providing radial and axial load capacity. The unit has a 2 19/64 in shaft height and accommodates a 5/8 in mounting bolt, with a maximum operating temperature of 250°F
This medium duty 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, 2-19/64 in shaft height, and 5/8 in mounting bolt size. Rated for a maximum operating temperature of 250°F, it is suitable for supporting rotating shafts in industrial machinery such as conveyors and fans
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This medium duty 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, 2-19/64 in shaft height, and 5/8 in mounting bolt size. Rated for a maximum operating temperature of 250°F, it is suitable for supporting rotating shafts in industrial machinery such as conveyors and fans
This NTN medium duty pillow block ball bearing features a cast iron housing with set screw locking for secure shaft mounting. It has a 1 11/16 in bore, 2 19/64 in shaft height, and accommodates a 5/8 in mounting bolt. Suitable for applications such as conveyors, agricultural equipment, and material handling machinery where moderate radial and axial loads are present
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This NTN medium duty pillow block ball bearing features a cast iron housing with set screw locking for secure shaft mounting. It has a 1 11/16 in bore, 2 19/64 in shaft height, and accommodates a 5/8 in mounting bolt. Suitable for applications such as conveyors, agricultural equipment, and material handling machinery where moderate radial and axial loads are present
NTN Pillow Block Bearing: 1 in Bore, Cast Iron, Set Screws, 1 47/64 in Shaft Ht, 6.259 in Overall Lg (MPN UCPX05-100D1)
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NTN Pillow Block Bearing: 1 in Bore, Cast Iron, Set Screws, 1 47/64 in Shaft Ht, 6.259 in Overall Lg (MPN UCPX05-100D1)
This NTN pillow block ball bearing features a cast iron housing with set screw locking for secure shaft mounting. It has a 1 5/8 in bore, 2 1/8 in shaft height, and accepts a 1/2 in mounting bolt. Rated for a maximum speed of 3,500 RPM, this open (unsealed) bearing is suitable for general industrial applications such as conveyors, fans, 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 5/8 in bore, 2 1/8 in shaft height, and accepts a 1/2 in mounting bolt. Rated for a maximum speed of 3,500 RPM, this open (unsealed) bearing is suitable for general industrial applications such as conveyors, fans, and material handling equipment

More from NTN

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Cast iron pillow block ball bearing with set screw locking for shaft retention. Bore: 3/4 in, shaft height: 1 19/64 in, overall length: 5 in. Maximum speed: 5,000 RPM. Mounting bolt size: M10. Inch system. Used to support rotating shafts in moderate-load applications such as conveyors, fans, and agricultural machinery
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Cast iron pillow block ball bearing with set screw locking for shaft retention. Bore: 3/4 in, shaft height: 1 19/64 in, overall length: 5 in. Maximum speed: 5,000 RPM. Mounting bolt size: M10. Inch system. Used to support rotating shafts in moderate-load applications such as conveyors, fans, and agricultural machinery
Light duty pillow block ball bearing with a 1/2 in bore, cast iron housing, and set screw locking. Shaft height is 1 3/16 in, overall length 5 in, maximum speed 11,000 RPM, mounting bolt size M10. Suitable for moderate-load rotating shaft applications in conveyors, agricultural equipment, and material handling machinery
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Light duty pillow block ball bearing with a 1/2 in bore, cast iron housing, and set screw locking. Shaft height is 1 3/16 in, overall length 5 in, maximum speed 11,000 RPM, mounting bolt size M10. Suitable for moderate-load rotating shaft applications in conveyors, agricultural equipment, and material handling machinery
NTN Pillow Block Bearing: 5/8 in Bore, Cast Iron, Set Screws, 1 3/16 in Shaft Ht, 5 in Overall Lg (MPN ARP-5/8)
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NTN Pillow Block Bearing: 5/8 in Bore, Cast Iron, Set Screws, 1 3/16 in Shaft Ht, 5 in Overall Lg (MPN ARP-5/8)
NTN Pillow Block Bearing: 1 1/4 in Bore, Cast Iron, Set Screws, 1 11/16 in Shaft Ht, 4,900 RPM (MPN ARP-1.1/4S)
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NTN Pillow Block Bearing: 1 1/4 in Bore, Cast Iron, Set Screws, 1 11/16 in Shaft Ht, 4,900 RPM (MPN ARP-1.1/4S)