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DDS SA Single-Lip Oil Seal with Reinforced Metal Case - Single-Lip Oil Seals with Reinforced Metal Cases for Smooth Bores
DDSSingle-Lip Oil Seals with Reinforced Metal Cases for Smooth Bores

DDS SA Single-Lip Oil Seal with Reinforced Metal Case

The DDS Rotary Shaft Seal is a single-lip oil seal with a reinforced metal case for smooth bores, featuring a spring-loaded design. This SA-design seal has a nitrile lip, a 4.38-inch inner diameter, a 5.38-inch outer…

SKU 3G-OTH-122821

Also listed as: 1112513665127SA · 111 25136 6512 7SA · 111-25136-6512-7SA

Brand
DDS
Item
SA Single-Lip Oil Seal with Reinforced Metal Case
Part Number
111.25136.6512.7SA
Category
Single-Lip Oil Seals with Reinforced Metal Cases for Smooth Bores
Available to Order
Also known as:111.25136.6512.7SADDS
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Technical Specifications

DDS
Manufacturer Part Number
111.25136.6512.7SA
Type
SA, Nitrile
OD
5.38 in
Wd
0.5 in
ID
4.38 in
Seal Design
SA
System of Measurement
Inch

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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 reinforced metal case for smooth bores, featuring a spring-loaded design. This SA-design seal has a nitrile lip, a 4.38-inch inner diameter, a 5.38-inch outer diameter, and a 0.5-inch width (MPN 111.25136.6512.7SA). It is an inch-system component from DDS.

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 single-lip nitrile design with spring loading suits moderate-speed, oil-lubricated shafts in industrial machinery.

What are the specifications of the DDS rotary shaft seal 111.25136.6512.7SA?

This DDS SA-design seal has a 4.38-inch inner diameter, 5.38-inch outer diameter, and 0.5-inch width. It features a nitrile lip with a spring, a reinforced metal case for smooth bores, and uses inch-system measurements.

Where to buy DDS rotary shaft seals worldwide?

3G Electric supplies DDS rotary shaft seals worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on the DDS 111.25136.6512.7SA seal.

How to install a DDS single-lip oil seal?

Ensure the bore is clean and smooth. 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. Avoid damaging the nitrile lip or spring during installation.

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 reinforced metal cases for smooth bores. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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