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DDS Rotary Shaft Seal: 1 Lip w/Spring, SC, Nitrile, 2.813 in ID, 3.625 in OD - Single-Lip Oil Seals with Rubber-Enclosed Cases for Rough Bores
DDSSingle-Lip Oil Seals with Rubber-Enclosed Cases for Rough Bores

DDS Rotary Shaft Seal: 1 Lip w/Spring, SC, Nitrile, 2.813 in ID, 3.625 in OD

The DDS Rotary Shaft Seal is a single-lip oil seal with a rubber-enclosed case for rough bores, featuring a spring-loaded lip. This SC-design seal has a 2.813-inch inner diameter, a 3.625-inch outer diameter, and a…

SKU 3G-OTH-125867

Brand
DDS
Item
Rotary Shaft Seal: 1 Lip w/Spring, SC, Nitrile, 2.813 in ID, 3.625 in OD
Category
Single-Lip Oil Seals with Rubber-Enclosed Cases for Rough Bores
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Technical Specifications

DDS
Manufacturer Part Number
71.4392.079.52SC
Type
SC, Nitrile
OD
3.625 in
Wd
0.375 in
ID
2.813 in
Seal Design
SC
System of Measurement
Inch
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 single-lip oil seal with a rubber-enclosed case for rough bores, featuring a spring-loaded lip. This SC-design seal has a 2.813-inch inner diameter, a 3.625-inch outer diameter, and a 0.375-inch width, made of nitrile material. It is an inch-system component identified by manufacturer part number 71.4392.079.52SC.

Frequently Asked Questions

What is a DDS rotary shaft seal used for?

A DDS rotary shaft seal prevents lubricant leakage and contaminant ingress in rotating equipment such as pumps, gearboxes, and motors. Its spring-loaded lip maintains contact with the shaft, while the rubber-enclosed case seals rough bores. This SC-design seal suits inch-system applications requiring reliable oil retention.

What are the specifications of the DDS rotary shaft seal 71.4392.079.52SC?

This DDS rotary shaft seal has a 2.813-inch inner diameter, a 3.625-inch outer diameter, and a 0.375-inch width. It is an SC-design single-lip seal with a spring, made of nitrile material, and uses inch-system measurements. The manufacturer part number is 71.4392.079.52SC.

Where to buy DDS rotary shaft seals worldwide?

3G Electric supplies DDS rotary shaft seals worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source genuine parts like the 71.4392.079.52SC across 14 departments. Contact us for availability and delivery to your location.

How to install a DDS rotary shaft seal?

To install a DDS rotary shaft seal, ensure the bore is clean and free of burrs. Press the seal evenly using a driver tool that contacts the outer case only, avoiding damage to the lip. Lubricate the lip with compatible oil before installation. Follow manufacturer guidelines for shaft speed and alignment.

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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