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DDS Single-Lip Oil Seal with Rubber-Enclosed Case for Rough Bores - Single-Lip Oil Seals with Rubber-Enclosed Cases for Rough Bores
DDSSingle-Lip Oil Seals with Rubber-Enclosed Cases for Rough Bores

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

The DDS Rotary Shaft Seal is a single-lip oil seal with a rubber-enclosed case for rough bores, featuring a spring-loaded design. This SC-type seal is made of nitrile and has an inside diameter of 4.125 inches, an…

SKU 3G-OTH-124935

Also listed as: 1047713017127SC · 104 77130 1712 7SC · 104-77130-1712-7SC

Brand
DDS
Item
Single-Lip Oil Seal with Rubber-Enclosed Case for Rough Bores
Category
Single-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
104.77130.1712.7SC
Type
SC, Nitrile
OD
5.125 in
Wd
0.5 in
ID
4.125 in
Seal Design
SC
System of Measurement
Inch

Technical Documents

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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 rubber-enclosed case for rough bores, featuring a spring-loaded design. This SC-type seal is made of nitrile and has an inside diameter of 4.125 inches, an outside diameter of 5.125 inches, and a width of 0.5 inches (MPN 104.77130.1712.7SC). It is an inch-system component from the DDS brand.

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 single-lip, spring-loaded design with a rubber-enclosed case suits rough bores, making it ideal for industrial machinery requiring reliable sealing in inch-system applications.

What are the specifications of the DDS rotary shaft seal MPN 104.77130.1712.7SC?

This DDS rotary shaft seal has an inside diameter of 4.125 inches, an outside diameter of 5.125 inches, and a width of 0.5 inches. It is a single-lip SC-type seal with a spring, made of nitrile rubber, and features a rubber-enclosed case for rough bores. It is an inch-system component.

Where to buy DDS rotary shaft seals worldwide?

3G Electric supplies DDS rotary shaft seals worldwide, handling full logistics and customs clearance for international orders. As a global industrial solutions provider, we source genuine DDS components like the SC-type seal with nitrile lip and spring, ensuring you receive the correct part for your application.

How to install a DDS rotary shaft seal with a rubber-enclosed case?

To install a 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, never the lip. Lubricate the seal lip and shaft before installation. Avoid damaging the rubber-enclosed case, which is designed for rough bores.

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 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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