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DDS Rotary Shaft Seal: 1 Lip w/Spring, SB, Nitrile, 1.937 in ID, 3.125 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, 1.937 in ID, 3.125 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 is supplied in inch dimensions with a 1.937 in ID, 3.125…

SKU 3G-OTH-124885

Brand
DDS
Item
Rotary Shaft Seal: 1 Lip w/Spring, SB, Nitrile, 1.937 in ID, 3.125 in OD
Category
Single-Lip Oil Seals with Metal Cases for Smooth Bores
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Technical Specifications

DDS
Manufacturer Part Number
49.2179.3712.7SB
Type
SB, Nitrile
OD
3.125 in
Wd
0.276 in
ID
1.937 in
Seal Design
SB
System of Measurement
Inch
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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 is supplied in inch dimensions with a 1.937 in ID, 3.125 in OD, and 0.276 in width (MPN 49.2179.3712.7SB).

Frequently Asked Questions

What is the DDS Rotary Shaft Seal used for?

The DDS Rotary Shaft Seal is used to retain lubricants and exclude contaminants in rotating shaft applications. It is ideal for industrial gearboxes, pumps, and motors where a single-lip seal with a metal case is required for smooth bore housings.

What are the specifications of the DDS Rotary Shaft Seal 49.2179.3712.7SB?

This DDS seal has a 1.937 in ID, 3.125 in OD, and 0.276 in width. It features a nitrile lip with a spring, SB seal design, and a metal case for smooth bores. The system of measurement is inch, and the manufacturer part number is 49.2179.3712.7SB.

Where to buy the DDS Rotary Shaft Seal in worldwide?

You can source the DDS Rotary Shaft Seal through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations. Contact us for availability and lead time on this seal.

How to install the DDS Rotary Shaft Seal?

To install the DDS Rotary Shaft Seal, ensure the housing bore is clean and smooth. Press the seal evenly into the bore using a suitable driver that contacts the metal case only. Lubricate the lip lightly before installation to prevent dry start damage.

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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