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SEALMASTER Insert Bearing: ER-48, 3 in Bore, 5 1/2 in OD, 1.688 in Outer Ring Wd, Set Screws - Retaining-Ring Cylindrical Insert Bearings
SEALMASTERRetaining-Ring Cylindrical Insert Bearings

SEALMASTER Insert Bearing: ER-48, 3 in Bore, 5 1/2 in OD, 1.688 in Outer Ring Wd, Set Screws

The SEALMASTER ER-48 is a retaining-ring cylindrical insert bearing with a radial/deep groove ball design. It features a 3-inch bore, 5 1/2-inch outer diameter, and 1.688-inch outer ring width, with double-sealed…

SKU 3G-OTH-101132

Also listed as: ER48 · ER 48

Brand
SEALMASTER
Item
Insert Bearing: ER-48, 3 in Bore, 5 1/2 in OD, 1.688 in Outer Ring Wd, Set Screws
Category
Retaining-Ring Cylindrical Insert Bearings
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

SEALMASTER
Manufacturer Part Number
ER-48
Type
Set Screws, ER-48
Bore
3 in
OD
5 1/2 in
Closure
Double Sealed
Outer Ring Wd
1.688 in
Bearing Insert Type
Radial/Deep Groove Ball
System of Measurement
Inch
Bearing Industry Number
ER-48

Technical Documents

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

Product Description

The SEALMASTER ER-48 is a retaining-ring cylindrical insert bearing with a radial/deep groove ball design. It features a 3-inch bore, 5 1/2-inch outer diameter, and 1.688-inch outer ring width, with double-sealed closure and set screw locking. This inch-system bearing is identified by industry number ER-48 and manufacturer part number ER-48.

Frequently Asked Questions

What is the SEALMASTER ER-48 insert bearing used for?

The SEALMASTER ER-48 is a retaining-ring cylindrical insert bearing used in industrial power transmission and material handling equipment. Its radial/deep groove ball design supports moderate radial and axial loads, while the double-sealed closure protects against contaminants in harsh environments.

What are the specifications of the SEALMASTER ER-48 bearing?

The SEALMASTER ER-48 has a 3-inch bore, 5 1/2-inch outer diameter, and 1.688-inch outer ring width. It uses set screw locking, double-sealed closure, and is an inch-system radial/deep groove ball bearing. The manufacturer part number and bearing industry number are both ER-48.

Where to buy the SEALMASTER ER-48 bearing worldwide?

3G Electric supplies the SEALMASTER ER-48 bearing worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this inch-system insert bearing to any country.

How to select the correct SEALMASTER ER-48 bearing for an application?

To select the SEALMASTER ER-48, verify the shaft diameter matches the 3-inch bore and the housing bore accommodates the 5 1/2-inch outer diameter. Confirm the load rating and speed requirements align with the radial/deep groove ball design. The set screw locking suits moderate vibration applications.

Used in

Common applications for SEALMASTER
Conveyor systems — SEALMASTER NP series pillow block bearings for belt conveyor idler shafts
Material handling fans — SEALMASTER SFT series flange bearings for fan housing mounting
Pump drives — SEALMASTER MP series medium-duty pillow blocks for pump shaft support
Agricultural equipment — SEALMASTER ER series insert bearings in auger and elevator assemblies
Packaging machinery — SEALMASTER NPL low-base pillow blocks for compact conveyor sections
Industrial blowers — SEALMASTER SFT-23 flange bearing for blower shaft end support

SEALMASTER Products

3G Electric supplies SEALMASTER retaining-ring cylindrical insert bearings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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