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DDS Rotary Shaft Seal: 1 Lip w/Spring, SB, Nitrile, 2.625 in ID, 3.75 in OD - Single-Lip Oil Seals with Metal Cases for Smooth Bores
DDSSingle-Lip Oil Seals with Metal Cases for Smooth Bores

DDS Rotary Shaft Seal: 1 Lip w/Spring, SB, Nitrile, 2.625 in ID, 3.75 in OD

The DDS Rotary Shaft Seal is a single-lip oil seal with a metal case, designed for smooth bores. This SB-design seal features a nitrile lip with a spring, and measures 2.625 inches ID, 3.75 inches OD, and 0.375…

SKU 3G-OTH-124346

Also listed as: 66679525952SB · 66 6795 259 52SB · 66-6795-259-52SB

Brand
DDS
Item
Rotary Shaft Seal: 1 Lip w/Spring, SB, Nitrile, 2.625 in ID, 3.75 in OD
Category
Single-Lip Oil Seals with Metal Cases for Smooth Bores
Available to Order
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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
66.6795.259.52SB
Type
SB, Nitrile
OD
3.75 in
Wd
0.375 in
ID
2.625 in
Seal Design
SB
System of Measurement
Inch

Technical Documents

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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 metal case, designed for smooth bores. This SB-design seal features a nitrile lip with a spring, and measures 2.625 inches ID, 3.75 inches OD, and 0.375 inches width (MPN 66.6795.259.52SB). It is an inch-system component from the DDS brand.

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. This SB-design seal with a nitrile lip and spring is suited for smooth bores in industrial machinery.

What are the specifications of the DDS rotary shaft seal MPN 66.6795.259.52SB?

This DDS seal has a 2.625 in ID, 3.75 in OD, and 0.375 in width. It is an inch-system, single-lip SB design with a nitrile lip and spring, featuring a metal case for smooth bores.

Where to buy DDS rotary shaft seals worldwide?

3G Electric supplies DDS rotary shaft seals worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this MPN 66.6795.259.52SB seal.

How to install a DDS rotary shaft seal?

Ensure the bore is clean and smooth. Lubricate the seal lip and shaft. Use a press or driver tool to seat the seal squarely, applying force only on the outer case. Avoid damaging the nitrile lip or spring.

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 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
DDS Rotary Shaft Seal: 1 Lip w/Spring, SB, Nitrile, 3.5 in ID, 4.5 in OD, 0.276 in Wd (MPN 88.9114.312.7SB)
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DDS Rotary Shaft Seal: 1 Lip w/Spring, SB, Nitrile, 3.5 in ID, 4.5 in OD, 0.276 in Wd (MPN 88.9114.312.7SB)
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DDS Rotary Shaft Seal: 1 Lip w/Spring, SB, Nitrile, 4.75 in ID, 5.75 in OD, 0.5 in Wd (MPN 120.65146.0512.7SB)
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DDS Rotary Shaft Seal: 1 Lip w/Spring, SB, Nitrile, 4.75 in ID, 5.75 in OD, 0.5 in Wd (MPN 120.65146.0512.7SB)
DDS Rotary Shaft Seal: 1 Lip w/Spring, SB, Nitrile, 2.375 in ID, 3.5 in OD, 0.5 in Wd (MPN 60.3288.912.7SB)
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DDS Rotary Shaft Seal: 1 Lip w/Spring, SB, Nitrile, 2.375 in ID, 3.5 in OD, 0.5 in Wd (MPN 60.3288.912.7SB)
DDS Rotary Shaft Seal: 1 Lip w/Spring, SB, Nitrile, 1.937 in ID, 3.125 in OD, 0.276 in Wd (MPN 49.2179.3712.7SB)
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DDS Rotary Shaft Seal: 1 Lip w/Spring, SB, Nitrile, 1.937 in ID, 3.125 in OD, 0.276 in Wd (MPN 49.2179.3712.7SB)
DDS Rotary Shaft Seal: 1 Lip w/Spring, SB, Nitrile, 41.27 mm ID, 63.5 mm OD, 7 mm Wd (MPN 41.2763.512.7SB)
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DDS Rotary Shaft Seal: 1 Lip w/Spring, SB, Nitrile, 41.27 mm ID, 63.5 mm OD, 7 mm Wd (MPN 41.2763.512.7SB)

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