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

The DDS Rotary Shaft Seal is a dual-lip oil seal with a rubber-enclosed case designed for rough bores. This TC-type seal features a spring-loaded design, with a 5.5-inch inner diameter, 6.5-inch outer diameter, and…

SKU 3G-OTH-154599

Also listed as: 13971651127TCV · 139 7165 112 7TCV · 139-7165-112-7TCV

Brand
DDS
Item
Rotary Shaft Seal: 2 Lip w/Spring, TC, Fluoro, 5.5 in ID, 6.5 in OD
Category
Dual-Lip Oil Seals with Rubber-Enclosed Cases for Rough Bores
Available to Order
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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
139.7165.112.7TCV
Type
TC, Fluoro
OD
6.5 in
Wd
0.472 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 designed for rough bores. This TC-type seal features a spring-loaded design, with a 5.5-inch inner diameter, 6.5-inch outer diameter, and 0.472-inch width, constructed from fluoro material. It is an inch-sized component, identified by manufacturer part number 139.7165.112.7TCV.

Frequently Asked Questions

What is a DDS rotary shaft seal used for?

A DDS rotary shaft seal prevents fluid leakage and contaminant ingress in rotating equipment such as pumps, gearboxes, and motors. Its dual-lip design with a spring-loaded TC profile and fluoro material suits rough bore applications where standard seals fail, providing reliable sealing in demanding industrial environments.

What are the specifications of the DDS rotary shaft seal 139.7165.112.7TCV?

This DDS rotary shaft seal has a 5.5-inch inner diameter, 6.5-inch outer diameter, and 0.472-inch width. It is a TC-type dual-lip seal with a spring and fluoro material, featuring a rubber-enclosed case for rough bores. The inch-sized component carries manufacturer part number 139.7165.112.7TCV.

Where to buy DDS rotary shaft seals worldwide?

3G Electric supplies DDS rotary shaft seals worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on the DDS 139.7165.112.7TCV or other inch-sized TC seals.

How to install a DDS dual-lip rotary shaft seal?

To install a DDS dual-lip rotary shaft seal, ensure the bore is clean and free of burrs. Lubricate the seal lips and shaft with compatible oil. Press the seal evenly into the housing using a driver tool that contacts the outer case only, avoiding damage to the fluoro lips or spring.

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
DDS Rotary Shaft Seal: 2 Lip w/Spring, TC, Fluoro, 0.688 in ID, 1.25 in OD, 0.25 in Wd (MPN 17.4631.756.35TCV)
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DDS Rotary Shaft Seal: 2 Lip w/Spring, TC, Fluoro, 0.688 in ID, 1.25 in OD, 0.25 in Wd (MPN 17.4631.756.35TCV)
DDS Rotary Shaft Seal: 2 Lip w/Spring, TC, Fluoro, 370 mm ID, 410 mm OD, 15 mm Wd (MPN 37041015TCV)
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DDS Rotary Shaft Seal: 2 Lip w/Spring, TC, Fluoro, 370 mm ID, 410 mm OD, 15 mm Wd (MPN 37041015TCV)
DDS Rotary Shaft Seal: 2 Lip w/Spring, TC, Fluoro, 195 mm ID, 230 mm OD, 15 mm Wd (MPN 19523015TCV)
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DDS Rotary Shaft Seal: 2 Lip w/Spring, TC, Fluoro, 195 mm ID, 230 mm OD, 15 mm Wd (MPN 19523015TCV)
DDS Rotary Shaft Seal: 2 Lip w/Spring, TC, Fluoro, 6 in ID, 7 in OD, 0.472 in Wd (MPN 152.4177.812.7TCV)
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DDS Rotary Shaft Seal: 2 Lip w/Spring, TC, Fluoro, 6 in ID, 7 in OD, 0.472 in Wd (MPN 152.4177.812.7TCV)
DDS Rotary Shaft Seal: 2 Lip w/Spring, TC, Fluoro, 155 mm ID, 190 mm OD, 15 mm Wd (MPN 15519015TCV)
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DDS Rotary Shaft Seal: 2 Lip w/Spring, TC, Fluoro, 155 mm ID, 190 mm OD, 15 mm Wd (MPN 15519015TCV)
DDS Rotary Shaft Seal: 2 Lip w/Spring, TC, Fluoro, 1.875 in ID, 2.375 in OD, 0.25 in Wd (MPN 47.6260.326.35TCV)
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DDS Rotary Shaft Seal: 2 Lip w/Spring, TC, Fluoro, 1.875 in ID, 2.375 in OD, 0.25 in Wd (MPN 47.6260.326.35TCV)

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