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DDS Rotary Shaft Seal: 2 Lip w/Spring, TC, Nitrile, 400 mm ID, 440 mm 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, Nitrile, 400 mm ID, 440 mm OD

The DDS Rotary Shaft Seal: 2 Lip w/Spring is a dual-lip oil seal with a rubber-enclosed case designed for rough bores. This TC-type seal is made of nitrile and has a 400 mm inner diameter, 440 mm outer diameter, and…

SKU 3G-OTH-154694

Also listed as: 40044020 TC · 40044020-TC

Brand
DDS
Item
Rotary Shaft Seal: 2 Lip w/Spring, TC, Nitrile, 400 mm ID, 440 mm OD
Category
Dual-Lip Oil Seals with Rubber-Enclosed Cases for Rough Bores
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Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

DDS
Manufacturer Part Number
40044020TC
Type
TC, Nitrile
OD
440 mm
Wd
20 mm
ID
400 mm

Technical Documents

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DDS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The DDS Rotary Shaft Seal: 2 Lip w/Spring is a dual-lip oil seal with a rubber-enclosed case designed for rough bores. This TC-type seal is made of nitrile and has a 400 mm inner diameter, 440 mm outer diameter, and 20 mm width, with metric dimensions. The manufacturer part number is 40044020TC.

Frequently Asked Questions

What is a DDS Rotary Shaft Seal: 2 Lip w/Spring used for?

This DDS dual-lip oil seal with a rubber-enclosed case is used to retain lubricants and exclude contaminants in rotating shaft applications, such as pumps, gearboxes, and motors, where rough bore conditions require a robust sealing solution.

What are the specifications of the DDS 40044020TC rotary shaft seal?

The DDS 40044020TC is a TC-type nitrile rotary shaft seal with a 400 mm inner diameter, 440 mm outer diameter, and 20 mm width. It features two lips with a spring, a rubber-enclosed case for rough bores, and metric dimensions.

Where to buy a DDS 40044020TC rotary shaft seal worldwide?

3G Electric supplies the DDS 40044020TC rotary shaft seal worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this seal to your facility, ensuring you get the right part for your application.

How to install a DDS dual-lip oil seal with rubber-enclosed case?

To install this DDS seal, ensure the housing bore is clean and free of burrs. Use a seal driver that matches the outer diameter to press the seal evenly into the bore without damaging the rubber case. Lubricate the shaft and seal lip 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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