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DDS Single-Lip Oil Seal with Rubber-Enclosed Case - 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

The DDS Rotary Shaft Seal is a single-lip oil seal with a rubber-enclosed case designed for rough bores. This metric SF-design seal features one lip with a spring, constructed from nitrile, and measures 310 mm inner…

SKU 3G-OTH-123351

Also listed as: 31035018 SF · 31035018-SF

Brand
DDS
Item
Single-Lip Oil Seal with Rubber-Enclosed Case
Part Number
31035018SF
Category
Single-Lip Oil Seals with Rubber-Enclosed Cases for Rough Bores
Available to Order
Also known as:31035018SFDDS
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

DDS
Manufacturer Part Number
31035018SF
Type
SF, Nitrile
OD
350 mm
Wd
18 mm
ID
310 mm
Seal Design
SF
System of Measurement
Metric

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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 designed for rough bores. This metric SF-design seal features one lip with a spring, constructed from nitrile, and measures 310 mm inner diameter, 350 mm outer diameter, and 18 mm width (MPN 31035018SF).

Frequently Asked Questions

What is the DDS Rotary Shaft Seal 31035018SF used for?

The DDS Rotary Shaft Seal is used to retain lubricants and exclude contaminants in rotating shaft applications, particularly in rough bore housings. Its single-lip design with spring and nitrile construction suits industrial gearboxes, pumps, and motors where metric shaft dimensions of 310 mm ID and 350 mm OD are required.

What are the specifications of the DDS Rotary Shaft Seal 31035018SF?

This DDS SF-design seal has a 310 mm inner diameter, 350 mm outer diameter, and 18 mm width. It features one nitrile lip with a spring and a rubber-enclosed case for rough bores. The system of measurement is metric, and the manufacturer part number is 31035018SF.

Where to buy the DDS Rotary Shaft Seal 31035018SF worldwide?

3G Electric supplies the DDS Rotary Shaft Seal 31035018SF worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this metric SF-design seal for your application.

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

Ensure the housing bore is clean and free of burrs. Lubricate the seal lip and shaft with compatible oil. Press the seal evenly into the bore using a driver tool that contacts the outer case only, avoiding damage to the rubber enclosure. Never hammer directly on the seal.

Used in

Common applications for DDS
Pump shaft sealing — DDS dual-lip TC-type seals in nitrile or fluoro for rough bore housings
Gearbox input and output shafts — DDS TF-type spring-loaded seals to retain lubricant and exclude dust
Electric motor bearing housings — DDS single-lip or dual-lip seals sized by shaft and bore dimensions
Rotating equipment maintenance — DDS oil seals identified by MPN or measured ID, OD, and width for replacement
Process industry mixers and agitators — DDS fluoro seals for chemical and temperature resistance
Mobile and off-highway drivetrains — DDS nitrile seals for moderate-temperature grease and oil retention
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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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