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DDS Rotary Shaft Seal: 1 Lip w/Spring, SB, Nitrile, 1.563 in ID, 2.25 in OD - Single-Lip Oil Seals with Metal Cases for Smooth Bores
DDSSingle-Lip Oil Seals with Metal Cases for Smooth Bores

DDS Rotary Shaft Seal: 1 Lip w/Spring, SB, Nitrile, 1.563 in ID, 2.25 in OD

The DDS Rotary Shaft Seal is a single-lip oil seal with a metal case, designed for smooth bores. This SB-design seal features a nitrile lip with a spring, and has an inside diameter of 1.563 inches, an outside…

SKU 3G-OTH-124132

Brand
DDS
Item
Rotary Shaft Seal: 1 Lip w/Spring, SB, Nitrile, 1.563 in ID, 2.25 in OD
Category
Single-Lip Oil Seals with Metal Cases for Smooth Bores
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Technical Specifications

DDS
Manufacturer Part Number
39.6857.157.93SB
Type
SB, Nitrile
OD
2.25 in
Wd
0.313 in
ID
1.563 in
Seal Design
SB
System of Measurement
Inch
View Full Spec Sheet

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

Product Description

The DDS Rotary Shaft Seal is a single-lip oil seal with a metal case, designed for smooth bores. This SB-design seal features a nitrile lip with a spring, and has an inside diameter of 1.563 inches, an outside diameter of 2.25 inches, and a width of 0.313 inches. It is an inch-system component, identified by manufacturer part number 39.6857.157.93SB.

Frequently Asked Questions

What is a DDS rotary shaft seal used for?

A DDS rotary shaft seal prevents fluid leakage and contaminant ingress around rotating shafts in industrial equipment such as pumps, gearboxes, and motors. This single-lip SB-design seal with a nitrile lip and spring is suited for smooth bores in applications handling oil or grease.

What are the specifications of the DDS rotary shaft seal 39.6857.157.93SB?

This DDS rotary shaft seal has an inside diameter of 1.563 inches, an outside diameter of 2.25 inches, and a width of 0.313 inches. It is an inch-system, SB-design single-lip seal with a nitrile lip and spring, featuring a metal case for smooth bores.

Where to buy DDS rotary shaft seals worldwide?

3G Electric supplies DDS rotary shaft seals worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source the DDS 39.6857.157.93SB or other seal designs for your application.

How to install a DDS rotary shaft seal?

To install a DDS rotary shaft seal, ensure the bore is clean and smooth. Lubricate the seal lip and shaft with compatible oil. Press the seal evenly into the bore using a driver tool that contacts the metal case only, avoiding damage to the nitrile lip. Verify the seal is seated squarely.

Used in

Common applications for DDS
Industrial pump shaft sealing — DDS dual-lip TC seals for water and wastewater pumps
Gearbox oil retention — DDS TA seals with reinforced metal cases in smooth bore housings
Compressor crankshaft sealing — DDS single-lip SA seals for moderate pressure applications
Food processing equipment — DDS fluoroelastomer TCN seals for chemical resistance
Conveyor drive motor sealing — DDS SC seals with rubber-enclosed cases for rough bores
Hydraulic power unit sealing — DDS dual-lip TCN seals for high-temperature oil systems

DDS Products

3G Electric supplies DDS single-lip oil seals with metal cases for smooth bores. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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