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DDS Single-Lip Oil Seal with Metal Case for Smooth Bores - Single-Lip Oil Seals with Metal Cases for Smooth Bores
DDSSingle-Lip Oil Seals with Metal Cases for Smooth Bores

DDS Single-Lip Oil Seal with Metal Case for Smooth Bores

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

Also listed as: 39685715793SB · 39 6857 157 93SB · 39-6857-157-93SB

Brand
DDS
Item
Single-Lip Oil Seal with Metal Case for Smooth Bores
Category
Single-Lip Oil Seals with Metal Cases for Smooth Bores
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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

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

Technical Documents

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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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Compatible alternatives & equivalents

Cross-referenced by specification & description
DDS Rotary Shaft Seal: 1 Lip w/Spring, SB, Nitrile, 2.75 in ID, 3.875 in OD, 0.469 in Wd (MPN 69.8598.4211.91SB)
DDS
DDS Rotary Shaft Seal: 1 Lip w/Spring, SB, Nitrile, 2.75 in ID, 3.875 in OD, 0.469 in Wd (MPN 69.8598.4211.91SB)
This single-lip oil seal features a nitrile lip with a spring and a metal case for smooth bores. It is designed to retain oil and exclude contaminants in rotating shaft applications such as pumps, gearboxes, and motors. Inside diameter 3.5 in, outside diameter 4.5 in, width 0.276 in. Inch system
DDS
This single-lip oil seal features a nitrile lip with a spring and a metal case for smooth bores. It is designed to retain oil and exclude contaminants in rotating shaft applications such as pumps, gearboxes, and motors. Inside diameter 3.5 in, outside diameter 4.5 in, width 0.276 in. Inch system
This DDS single-lip oil seal features a nitrile lip with a spring and a metal case, designed for smooth bores. It has an inner diameter of 41.27 mm, outer diameter of 63.5 mm, and width of 7 mm. The SB seal design is suitable for retaining lubricants and excluding contaminants in rotating shaft applications such as gearboxes, pumps, and motors
DDS
This DDS single-lip oil seal features a nitrile lip with a spring and a metal case, designed for smooth bores. It has an inner diameter of 41.27 mm, outer diameter of 63.5 mm, and width of 7 mm. The SB seal design is suitable for retaining lubricants and excluding contaminants in rotating shaft applications such as gearboxes, pumps, and motors
This single-lip oil seal features a metal case for installation in smooth bores. The SB design includes a nitrile lip with a spring for effective sealing on rotating shafts. It is commonly used in pumps, gearboxes, and motors to retain lubricants and exclude contaminants
DDS
This single-lip oil seal features a metal case for installation in smooth bores. The SB design includes a nitrile lip with a spring for effective sealing on rotating shafts. It is commonly used in pumps, gearboxes, and motors to retain lubricants and exclude contaminants
Single-lip oil seal with a metal case for smooth bores. Features a nitrile lip with a spring. SB design. Inch dimensions: 1.937 in ID, 3.125 in OD, 0.276 in width. Used to retain lubricants and exclude contaminants in rotating shaft applications such as gearboxes, pumps, and motors
DDS
Single-lip oil seal with a metal case for smooth bores. Features a nitrile lip with a spring. SB design. Inch dimensions: 1.937 in ID, 3.125 in OD, 0.276 in width. Used to retain lubricants and exclude contaminants in rotating shaft applications such as gearboxes, pumps, and motors
DDS Rotary Shaft Seal: 1 Lip w/Spring, SB, Nitrile, 2.625 in ID, 3.75 in OD, 0.375 in Wd (MPN 66.6795.259.52SB)
DDS
DDS Rotary Shaft Seal: 1 Lip w/Spring, SB, Nitrile, 2.625 in ID, 3.75 in OD, 0.375 in Wd (MPN 66.6795.259.52SB)

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Single-lip oil seal with a metal case for smooth bores. Features a nitrile lip with spring, SB design. Common in rotating shaft applications such as gearboxes and pumps. Dimensions: 460 mm inner diameter, 500 mm outer diameter, 20 mm width
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Single-lip oil seal with metal case designed for smooth bores. Features a nitrile lip with spring, 9 mm inner diameter, 17 mm outer diameter, 4.5 mm width, and maximum pressure rating of 7 psi. Suitable for retaining lubricants and excluding contaminants in rotating shaft applications such as pumps, gearboxes, and motors
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This single-lip oil seal features a metal case for installation in smooth bores. The SB-design seal has a nitrile lip with a spring, measuring 68 mm inside diameter, 85 mm outside diameter, and 10 mm width. It is rated for a maximum pressure of 7 psi. Commonly used in rotating shaft applications such as gearboxes, pumps, and motors to retain lubricants and exclude contaminants
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This single-lip oil seal features a metal case for installation in smooth bores. The SB-design seal has a nitrile lip with a spring, measuring 68 mm inside diameter, 85 mm outside diameter, and 10 mm width. It is rated for a maximum pressure of 7 psi. Commonly used in rotating shaft applications such as gearboxes, pumps, and motors to retain lubricants and exclude contaminants
Single-lip oil seal with a metal case for smooth bores. Features a nitrile lip with a spring. Inch dimensions: 1.312 in inside diameter, 2 in outside diameter, 0.375 in width. Used in rotating shaft applications such as pumps, gearboxes, and motors to retain lubricants and exclude contaminants
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