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DDS Dual-Lip Oil Seal with Rubber-Enclosed Case for Rough Bores - Dual-Lip Oil Seals with Rubber-Enclosed Cases for Rough Bores
DDSDual-Lip Oil Seals with Rubber-Enclosed Cases for Rough Bores

DDS Dual-Lip Oil Seal with Rubber-Enclosed Case for Rough Bores

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

Also listed as: IN13971651127TC · IN139 7165 112 7TC · IN139-7165-112-7TC

Brand
DDS
Item
Dual-Lip Oil Seal with Rubber-Enclosed Case for Rough Bores
Category
Dual-Lip Oil Seals with Rubber-Enclosed Cases for Rough 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
IN139.7165.112.7TC
Type
TC, Nitrile
OD
6.5 in
Wd
0.5 in
ID
5.5 in

Technical Documents

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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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Compatible alternatives & equivalents

Cross-referenced by specification & description
This dual-lip oil seal features a rubber-enclosed case designed for installation in rough or irregular bore surfaces. The TC-type seal includes a garter spring and is constructed from nitrile rubber. It is commonly used to retain lubricants and exclude contaminants in rotating shaft applications such as gearboxes, pumps, and heavy machinery
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This dual-lip oil seal features a rubber-enclosed case designed for installation in rough or irregular bore surfaces. The TC-type seal includes a garter spring and is constructed from nitrile rubber. It is commonly used to retain lubricants and exclude contaminants in rotating shaft applications such as gearboxes, pumps, and heavy machinery
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Dual-lip oil seal with rubber-enclosed case designed for rough bore housings. Features a TC design with nitrile material and a spring for lip tension. Inner diameter 0.562 in, outer diameter 1 in, width 0.25 in. Used to retain lubricants and exclude contaminants in rotating shaft applications such as gearboxes, pumps, and motors
This dual-lip oil seal features a rubber-enclosed case designed for rough bore applications. It has a spring-loaded TC design with two sealing lips, made from nitrile material. The seal measures 0.437 in inner diameter, 0.875 in outer diameter, and 0.25 in width. It is used to retain lubricants and exclude contaminants in rotating shaft equipment such as gearboxes, pumps, and motors
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This dual-lip oil seal features a rubber-enclosed case designed for rough bore housings. It has a 5.875-inch inner diameter, 6.875-inch outer diameter, and 0.5-inch width. The seal is made of nitrile material with a TC configuration, including a spring-loaded dual lip. It is used in rotating shaft applications such as pumps, gearboxes, and motors to prevent lubricant leakage and contaminant ingress
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This dual-lip oil seal features a rubber-enclosed case designed for rough bore housings. It has a 5.875-inch inner diameter, 6.875-inch outer diameter, and 0.5-inch width. The seal is made of nitrile material with a TC configuration, including a spring-loaded dual lip. It is used in rotating shaft applications such as pumps, gearboxes, and motors to prevent lubricant leakage and contaminant ingress
DDS Rotary Shaft Seal: 2 Lip w/Spring, TC, Nitrile, 6.625 in ID, 7.625 in OD, 0.5 in Wd (MPN IN168.28193.6812.7TC)
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DDS Rotary Shaft Seal: 2 Lip w/Spring, TC, Nitrile, 6.625 in ID, 7.625 in OD, 0.5 in Wd (MPN IN168.28193.6812.7TC)
This dual-lip oil seal features a rubber-enclosed case for rough bores and a spring-loaded TC design. Constructed from nitrile, it has an inside diameter of 0.687 in, outside diameter of 1.125 in, and width of 0.25 in. Suitable for sealing rotating shafts in industrial equipment such as pumps, gearboxes, and motors
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This dual-lip oil seal features a rubber-enclosed case for rough bores and a spring-loaded TC design. Constructed from nitrile, it has an inside diameter of 0.687 in, outside diameter of 1.125 in, and width of 0.25 in. Suitable for sealing rotating shafts in industrial equipment such as pumps, gearboxes, and motors

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This dual-lip oil seal features a rubber-enclosed case designed for rough bores. It has a 370 mm inner diameter, 410 mm outer diameter, and 15 mm width. The TC-type seal includes a fluoro rubber element and a spring-loaded lip. It is used to prevent lubricant leakage and contaminant ingress in rotating shafts, such as in industrial gearboxes, pumps, and heavy machinery
This dual-lip oil seal features a rubber-enclosed case designed for rough bore housings. It has a spring-loaded two-lip design made of nitrile material. The seal retains lubricants and excludes contaminants in rotating shaft applications such as pumps, gearboxes, and motors. Inner diameter 0.78 in, outer diameter 1.75 in, width 0.311 in
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This dual-lip oil seal features a rubber-enclosed case designed for rough bore housings. It has a spring-loaded two-lip design made of nitrile material. The seal retains lubricants and excludes contaminants in rotating shaft applications such as pumps, gearboxes, and motors. Inner diameter 0.78 in, outer diameter 1.75 in, width 0.311 in
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Dual-lip oil seal with rubber-enclosed case designed for rough bore housings. Features a nitrile construction with spring-loaded dual lips to retain lubricants and exclude contaminants. Suitable for rotating shaft applications in pumps, gearboxes, and motors. Dimensions: 1 in inner diameter, 1.5 in outer diameter, 0.375 in width