Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
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: 2 Lip w/Spring is a dual-lip oil seal with a rubber-enclosed case designed for rough bores. This TCN-type seal is made of nitrile and has an inner diameter of 1.25 inches, an outer diameter…

SKU 3G-OTH-154731

Also listed as: IN31754445635TCN · IN31 7544 456 35TCN · IN31-7544-456-35TCN

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
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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
IN31.7544.456.35TCN
Type
TCN, Nitrile
OD
1.75 in
Wd
0.25 in
ID
1.25 in

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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 TCN-type seal is made of nitrile and has an inner diameter of 1.25 inches, an outer diameter of 1.75 inches, and a width of 0.25 inches (MPN IN31.7544.456.35TCN). It is an inch-sized component from the DDS brand.

Frequently Asked Questions

What is the 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, particularly in rough bore housings. It is suitable for industrial equipment such as pumps, gearboxes, and motors where reliable sealing against dirt and moisture is required.

What are the specifications of the DDS Rotary Shaft Seal: 2 Lip w/Spring?

This DDS TCN-type seal has an inner diameter of 1.25 inches, an outer diameter of 1.75 inches, and a width of 0.25 inches. It features a dual-lip design with a spring, a nitrile rubber element, and a rubber-enclosed case for rough bores. The manufacturer part number is IN31.7544.456.35TCN.

Where to buy the DDS Rotary Shaft Seal: 2 Lip w/Spring worldwide?

3G Electric supplies the DDS Rotary Shaft Seal: 2 Lip w/Spring worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this seal for your application.

How to install the DDS Rotary Shaft Seal: 2 Lip w/Spring?

To install this DDS seal, ensure the shaft and bore are clean and free of burrs. Lubricate the seal lip and shaft with compatible oil. Press the seal evenly into the bore using a suitable driver tool, avoiding damage to the rubber case. Do not scratch or nick the sealing lip during installation.

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.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Compatible alternatives & equivalents

Cross-referenced by specification & description
This dual-lip oil seal features a rubber-enclosed case designed for rough bores, preventing lubricant leakage and contaminant ingress in rotating shafts. It is constructed from nitrile rubber with a TCN type, including an inner diameter of 1.5 inches, outer diameter of 2.25 inches, and width of 0.312 inches. Commonly used in industrial gearboxes, pumps, and motors where bore surfaces are uneven
DDS
This dual-lip oil seal features a rubber-enclosed case designed for rough bores, preventing lubricant leakage and contaminant ingress in rotating shafts. It is constructed from nitrile rubber with a TCN type, including an inner diameter of 1.5 inches, outer diameter of 2.25 inches, and width of 0.312 inches. Commonly used in industrial gearboxes, pumps, and motors where bore surfaces are uneven
This dual-lip oil seal features a rubber-enclosed case designed for rough bore housings. It has a spring-loaded two-lip design made of nitrile material. The seal retains lubricants and excludes contaminants in rotating shaft applications such as pumps, gearboxes, and motors. Inner diameter 0.78 in, outer diameter 1.75 in, width 0.311 in
DDS
This dual-lip oil seal features a rubber-enclosed case designed for rough bore housings. It has a spring-loaded two-lip design made of nitrile material. The seal retains lubricants and excludes contaminants in rotating shaft applications such as pumps, gearboxes, and motors. Inner diameter 0.78 in, outer diameter 1.75 in, width 0.311 in
This dual-lip oil seal features a rubber-enclosed case designed for rough bore applications. It has a TCN fluoro material, a spring-loaded two-lip configuration, and measures 1.125 in inner diameter, 1.75 in outer diameter, and 0.25 in width. Suitable for retaining lubricants and excluding contaminants in rotating shaft equipment such as gearboxes, pumps, and motors
DDS
This dual-lip oil seal features a rubber-enclosed case designed for rough bore applications. It has a TCN fluoro material, a spring-loaded two-lip configuration, and measures 1.125 in inner diameter, 1.75 in outer diameter, and 0.25 in width. Suitable for retaining lubricants and excluding contaminants in rotating shaft equipment such as gearboxes, pumps, and motors
This dual-lip oil seal features a rubber-enclosed case designed for rough bore housings. The TCN type includes two sealing lips with a spring, made of fluoro material. It retains lubricants and excludes contaminants in rotating shaft applications such as pumps, gearboxes, and motors. Inside diameter 0.969 in, outside diameter 2.137 in, width 0.375 in
DDS
This dual-lip oil seal features a rubber-enclosed case designed for rough bore housings. The TCN type includes two sealing lips with a spring, made of fluoro material. It retains lubricants and excludes contaminants in rotating shaft applications such as pumps, gearboxes, and motors. Inside diameter 0.969 in, outside diameter 2.137 in, width 0.375 in
Dual-lip oil seal with rubber-enclosed case designed for rough bores. Features a TCN fluoro material, 2-lip design with spring, and inch dimensions. Inside diameter 0.688 in, outside diameter 1.125 in, width 0.25 in. Used to retain lubricants and exclude contaminants in rotating shaft applications such as industrial machinery, pumps, and gearboxes
DDS
Dual-lip oil seal with rubber-enclosed case designed for rough bores. Features a TCN fluoro material, 2-lip design with spring, and inch dimensions. Inside diameter 0.688 in, outside diameter 1.125 in, width 0.25 in. Used to retain lubricants and exclude contaminants in rotating shaft applications such as industrial machinery, pumps, and gearboxes
This dual-lip oil seal features a rubber-enclosed case designed for rough bore applications. It is made of nitrile with a spring-loaded second lip, providing effective sealing against lubricant leakage and contaminant ingress. The seal has an inside diameter of 0.5 in, an outside diameter of 0.875 in, and a width of 0.25 in. It is commonly used in rotating equipment such as pumps, gearboxes, and motors
DDS
This dual-lip oil seal features a rubber-enclosed case designed for rough bore applications. It is made of nitrile with a spring-loaded second lip, providing effective sealing against lubricant leakage and contaminant ingress. The seal has an inside diameter of 0.5 in, an outside diameter of 0.875 in, and a width of 0.25 in. It is commonly used in rotating equipment such as pumps, gearboxes, and motors

More from DDS

View all DDS parts →
This dual-lip oil seal features a rubber-enclosed case designed for rough bores. The TC-type seal includes two lips with a spring and is made of fluoro material. It measures 0.688 inches inside diameter, 1.25 inches outside diameter, and 0.25 inches width. Typical applications include sealing rotating shafts in pumps, gearboxes, and motors to prevent fluid leakage and contaminant ingress
DDS
This dual-lip oil seal features a rubber-enclosed case designed for rough bores. The TC-type seal includes two lips with a spring and is made of fluoro material. It measures 0.688 inches inside diameter, 1.25 inches outside diameter, and 0.25 inches width. Typical applications include sealing rotating shafts in pumps, gearboxes, and motors to prevent fluid leakage and contaminant ingress
This dual-lip oil seal features a rubber-enclosed case designed for rough bores. It is made of nitrile with a TF-type configuration, including two lips and a spring. The seal has a 63 mm inner diameter, 85 mm outer diameter, and 10 mm width, with a maximum pressure rating of 7 psi. It is commonly used to seal rotating shafts in industrial gearboxes, pumps, and motors, preventing lubricant leakage and contaminant ingress
DDS
This dual-lip oil seal features a rubber-enclosed case designed for rough bores. It is made of nitrile with a TF-type configuration, including two lips and a spring. The seal has a 63 mm inner diameter, 85 mm outer diameter, and 10 mm width, with a maximum pressure rating of 7 psi. It is commonly used to seal rotating shafts in industrial gearboxes, pumps, and motors, preventing lubricant leakage and contaminant ingress
This dual-lip oil seal features a rubber-enclosed case designed for rough bore housings. It has a fluoro material, TC type, with two lips and a spring. The seal is metric-sized with an inner diameter of 290 mm, outer diameter of 330 mm, and width of 18 mm. It is used to retain lubricants and exclude contaminants in rotating shaft applications such as industrial machinery, pumps, gearboxes, and motors
DDS
This dual-lip oil seal features a rubber-enclosed case designed for rough bore housings. It has a fluoro material, TC type, with two lips and a spring. The seal is metric-sized with an inner diameter of 290 mm, outer diameter of 330 mm, and width of 18 mm. It is used to retain lubricants and exclude contaminants in rotating shaft applications such as industrial machinery, pumps, gearboxes, and motors
Dual-lip oil seal with rubber-enclosed case designed for rough bores. Features a nitrile construction with spring-loaded lips for effective sealing in rotating shaft applications. Suitable for use in industrial machinery, pumps, gearboxes, and conveyors to prevent lubricant leakage and contaminant ingress
DDS
Dual-lip oil seal with rubber-enclosed case designed for rough bores. Features a nitrile construction with spring-loaded lips for effective sealing in rotating shaft applications. Suitable for use in industrial machinery, pumps, gearboxes, and conveyors to prevent lubricant leakage and contaminant ingress
This dual-lip oil seal features a rubber-enclosed case designed for rough bore applications. It has a 130 mm inner diameter, 160 mm outer diameter, and 7.5 mm width. The TCN type with Fluoro material and spring-loaded lips provide sealing in rotating shaft equipment such as pumps, gearboxes, and conveyors
DDS
This dual-lip oil seal features a rubber-enclosed case designed for rough bore applications. It has a 130 mm inner diameter, 160 mm outer diameter, and 7.5 mm width. The TCN type with Fluoro material and spring-loaded lips provide sealing in rotating shaft equipment such as pumps, gearboxes, and conveyors
This dual-lip oil seal features a rubber-enclosed case designed for rough or worn bores. It retains lubricants and excludes contaminants in rotating shaft applications such as gearboxes, pumps, and motors. The seal has an inner diameter of 0.687 in, outer diameter of 1.125 in, and width of 0.25 in, with a nitrile elastomer and spring-loaded lip
DDS
This dual-lip oil seal features a rubber-enclosed case designed for rough or worn bores. It retains lubricants and excludes contaminants in rotating shaft applications such as gearboxes, pumps, and motors. The seal has an inner diameter of 0.687 in, outer diameter of 1.125 in, and width of 0.25 in, with a nitrile elastomer and spring-loaded lip
This dual-lip oil seal features a rubber-enclosed case designed for rough bores. It is constructed from nitrile and includes a spring for enhanced sealing. Typical applications include retaining lubricants and excluding contaminants in rotating shafts such as those in gearboxes, pumps, and motors
DDS
This dual-lip oil seal features a rubber-enclosed case designed for rough bores. It is constructed from nitrile and includes a spring for enhanced sealing. Typical applications include retaining lubricants and excluding contaminants in rotating shafts such as those in gearboxes, pumps, and motors
Dual-lip oil seal with rubber-enclosed case designed for rough bores. Features two sealing lips with a spring for enhanced sealing performance. Made of nitrile material. Inner diameter 320 mm, outer diameter 360 mm, width 20 mm. Type TF. Suitable for use in rotating shaft applications such as pumps, gearboxes, and motors
DDS
Dual-lip oil seal with rubber-enclosed case designed for rough bores. Features two sealing lips with a spring for enhanced sealing performance. Made of nitrile material. Inner diameter 320 mm, outer diameter 360 mm, width 20 mm. Type TF. Suitable for use in rotating shaft applications such as pumps, gearboxes, and motors