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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 spring-loaded 2-lip configuration. This seal is made of nitrile and has an inside diameter of…

SKU 3G-OTH-154709

Also listed as: 1555718098127TC · 155 57180 9812 7TC · 155-57180-9812-7TC

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
155.57180.9812.7TC
Type
TC, Nitrile
OD
7.125 in
Wd
0.5 in
ID
6.125 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 spring-loaded 2-lip configuration. This seal is made of nitrile and has an inside diameter of 6.125 inches, an outside diameter of 7.125 inches, and a width of 0.5 inches (MPN 155.57180.9812.7TC). It is an inch-sized component from the DDS brand.

Frequently Asked Questions

What is the DDS Rotary Shaft Seal used for?

The DDS Rotary Shaft Seal is a dual-lip oil seal with a rubber-enclosed case designed for rough bores. It prevents lubricant leakage and contaminant ingress in rotating shafts, commonly used in industrial gearboxes, pumps, and heavy machinery where bore surfaces are irregular or damaged.

What are the specifications of the DDS Rotary Shaft Seal?

This DDS Rotary Shaft Seal has an inside diameter of 6.125 inches, an outside diameter of 7.125 inches, and a width of 0.5 inches. It features a TC design with a spring-loaded 2-lip configuration, made of nitrile material. The manufacturer part number is 155.57180.9812.7TC.

Where to buy the DDS Rotary Shaft Seal worldwide?

3G Electric supplies the DDS Rotary Shaft Seal worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this seal and arrange international shipping.

How to install the DDS Rotary Shaft Seal?

To install the DDS Rotary Shaft Seal, ensure the 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 sealing lip. Lubricate the lip with compatible oil before installation to prevent dry start.

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, Nitrile, 6.375 in ID, 7.5 in OD, 0.5 in Wd (MPN 161.92190.512.7TC)
DDS
DDS Rotary Shaft Seal: 2 Lip w/Spring, TC, Nitrile, 6.375 in ID, 7.5 in OD, 0.5 in Wd (MPN 161.92190.512.7TC)
DDS Rotary Shaft Seal: 2 Lip w/Spring, TC, Nitrile, 5.938 in ID, 7 in OD, 0.5 in Wd (MPN 150.81177.812.7TC)
DDS
DDS Rotary Shaft Seal: 2 Lip w/Spring, TC, Nitrile, 5.938 in ID, 7 in OD, 0.5 in Wd (MPN 150.81177.812.7TC)
DDS Rotary Shaft Seal: 2 Lip w/Spring, TC, Nitrile, 5.75 in ID, 7 in OD, 0.5 in Wd (MPN 146.05177.812.7TC)
DDS
DDS Rotary Shaft Seal: 2 Lip w/Spring, TC, Nitrile, 5.75 in ID, 7 in OD, 0.5 in Wd (MPN 146.05177.812.7TC)
DDS Rotary Shaft Seal: 2 Lip w/Spring, TC, Nitrile, 6.75 in ID, 7.75 in OD, 0.5 in Wd (MPN 171.45196.8512.7TC)
DDS
DDS Rotary Shaft Seal: 2 Lip w/Spring, TC, Nitrile, 6.75 in ID, 7.75 in OD, 0.5 in Wd (MPN 171.45196.8512.7TC)
DDS Rotary Shaft Seal: 2 Lip w/Spring, TC, Nitrile, 7.5 in ID, 9 in OD, 0.563 in Wd (MPN 190.5228.614.28TC)
DDS
DDS Rotary Shaft Seal: 2 Lip w/Spring, TC, Nitrile, 7.5 in ID, 9 in OD, 0.563 in Wd (MPN 190.5228.614.28TC)
DDS Rotary Shaft Seal: 2 Lip w/Spring, TC, Nitrile, 7.25 in ID, 8.75 in OD, 0.563 in Wd (MPN 184.15222.2514.28TC)
DDS
DDS Rotary Shaft Seal: 2 Lip w/Spring, TC, Nitrile, 7.25 in ID, 8.75 in OD, 0.563 in Wd (MPN 184.15222.2514.28TC)

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