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DDS Rotary Shaft Seal: 2 Lip w/Spring, TC, Nitrile, 5.5 in ID, 6.5 in OD - Dual-Lip Oil Seals with Rubber-Enclosed Cases for Rough Bores
DDSDual-Lip Oil Seals with Rubber-Enclosed Cases for Rough Bores

DDS Rotary Shaft Seal: 2 Lip w/Spring, TC, Nitrile, 5.5 in ID, 6.5 in OD

The DDS Rotary Shaft Seal is a dual-lip oil seal with a rubber-enclosed case for rough bores, featuring a TC design and a nitrile material. It has an inner diameter of 5.5 inches, an outer diameter of 6.5 inches, and…

SKU 3G-OTH-154641

Brand
DDS
Item
Rotary Shaft Seal: 2 Lip w/Spring, TC, Nitrile, 5.5 in ID, 6.5 in OD
Category
Dual-Lip Oil Seals with Rubber-Enclosed Cases for Rough Bores
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Technical Specifications

DDS
Manufacturer Part Number
IN139.7165.112.7TC
Type
TC, Nitrile
OD
6.5 in
Wd
0.5 in
ID
5.5 in
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 dual-lip oil seal with a rubber-enclosed case for rough bores, featuring a TC design and a nitrile material. It has an inner diameter of 5.5 inches, an outer diameter of 6.5 inches, and a width of 0.5 inches, with the manufacturer part number IN139.7165.112.7TC. This inch-sized seal includes a spring for lip loading and is designed for industrial sealing applications.

Frequently Asked Questions

What is the DDS Rotary Shaft Seal used for?

The DDS Rotary Shaft Seal is used to prevent fluid leakage and exclude contaminants in rotating shaft applications. It is ideal for industrial equipment such as pumps, gearboxes, and motors where a dual-lip seal with a rubber-enclosed case is needed for rough bore housings.

What are the specifications of the DDS Rotary Shaft Seal?

This DDS seal has an inner diameter of 5.5 inches, an outer diameter of 6.5 inches, and a width of 0.5 inches. It features a TC design with a nitrile material, a spring for lip loading, and a rubber-enclosed case for rough bores. The manufacturer part number is IN139.7165.112.7TC.

Where to buy the DDS Rotary Shaft Seal 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 destinations. Contact us for availability and lead time on this inch-sized dual-lip seal.

How to install the DDS Rotary Shaft Seal?

To install this DDS seal, ensure the housing bore is clean and free of burrs. Use a seal driver or press to apply even pressure on the outer case, avoiding damage to the nitrile lip. Lubricate the shaft and seal lip before installation. Follow standard shaft seal best practices for proper seating.

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 dual-lip oil seals with rubber-enclosed cases for rough bores. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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