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DDS Rotary Shaft Seal: 1 Lip w/Spring, SF, Nitrile, 420 mm ID, 460 mm OD - Single-Lip Oil Seals with Rubber-Enclosed Cases for Rough Bores
DDSSingle-Lip Oil Seals with Rubber-Enclosed Cases for Rough Bores

DDS Rotary Shaft Seal: 1 Lip w/Spring, SF, Nitrile, 420 mm ID, 460 mm OD

The DDS Rotary Shaft Seal is a single-lip oil seal with a rubber-enclosed case designed for rough bores. This metric seal, model SF (MPN 42046020SF), features a nitrile lip with a spring and measures 420 mm ID, 460…

SKU 3G-OTH-124870

Also listed as: 42046020 SF · 42046020-SF

Brand
DDS
Item
Rotary Shaft Seal: 1 Lip w/Spring, SF, Nitrile, 420 mm ID, 460 mm OD
Category
Single-Lip Oil Seals with Rubber-Enclosed Cases for Rough Bores
Available to Order
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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
42046020SF
Type
SF, Nitrile
OD
460 mm
Wd
20 mm
ID
420 mm
Seal Design
SF
System of Measurement
Metric

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 rubber-enclosed case designed for rough bores. This metric seal, model SF (MPN 42046020SF), features a nitrile lip with a spring and measures 420 mm ID, 460 mm OD, and 20 mm width.

Frequently Asked Questions

What is the DDS Rotary Shaft Seal 42046020SF used for?

The DDS Rotary Shaft Seal 42046020SF is a single-lip oil seal with a rubber-enclosed case designed for rough bores. It seals rotating shafts in industrial equipment such as gearboxes, pumps, and motors, preventing lubricant leakage and contaminant ingress in demanding environments.

What are the specifications of the DDS Rotary Shaft Seal 42046020SF?

The DDS Rotary Shaft Seal 42046020SF has a 420 mm inner diameter, 460 mm outer diameter, and 20 mm width. It features a nitrile lip with a spring, uses the SF seal design, and is metric. The rubber-enclosed case suits rough bores for reliable sealing.

Where to buy the DDS Rotary Shaft Seal 42046020SF worldwide?

You can source the DDS Rotary Shaft Seal 42046020SF through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring the seal reaches your facility efficiently.

How to install the DDS Rotary Shaft Seal 42046020SF?

To install the DDS Rotary Shaft Seal 42046020SF, ensure the bore is clean and free of burrs. Press the seal evenly into the housing using a suitable driver, avoiding damage to the nitrile lip. Lubricate the lip and shaft before assembly to prevent dry start wear.

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 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
DDS Rotary Shaft Seal: 1 Lip w/Spring, SF, Nitrile, 380 mm ID, 420 mm OD, 20 mm Wd (MPN 38042020SF)
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DDS Rotary Shaft Seal: 1 Lip w/Spring, SF, Nitrile, 380 mm ID, 420 mm OD, 20 mm Wd (MPN 38042020SF)
DDS Rotary Shaft Seal: 1 Lip w/Spring, SF, Nitrile, 440 mm ID, 480 mm OD, 20 mm Wd (MPN 44048020SF)
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DDS Rotary Shaft Seal: 1 Lip w/Spring, SF, Nitrile, 440 mm ID, 480 mm OD, 20 mm Wd (MPN 44048020SF)
DDS Rotary Shaft Seal: 1 Lip w/Spring, SF, Nitrile, 400 mm ID, 440 mm OD, 20 mm Wd (MPN 40044020SF)
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DDS Rotary Shaft Seal: 1 Lip w/Spring, SF, Nitrile, 400 mm ID, 440 mm OD, 20 mm Wd (MPN 40044020SF)
DDS Rotary Shaft Seal: 1 Lip w/Spring, SF, Nitrile, 350 mm ID, 390 mm OD, 18 mm Wd (MPN 35039018SF)
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DDS Rotary Shaft Seal: 1 Lip w/Spring, SF, Nitrile, 350 mm ID, 390 mm OD, 18 mm Wd (MPN 35039018SF)
DDS Rotary Shaft Seal: 1 Lip w/Spring, SF, Nitrile, 43 mm ID, 60 mm OD, 10 mm Wd, 7 psi Max Pressure (MPN 436010SF)
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DDS Rotary Shaft Seal: 1 Lip w/Spring, SF, Nitrile, 43 mm ID, 60 mm OD, 10 mm Wd, 7 psi Max Pressure (MPN 436010SF)
DDS Rotary Shaft Seal: 1 Lip w/Spring, SF, Nitrile, 1.75 in ID, 2.5 in OD, 0.375 in Wd (MPN 44.4563.59.52SF)
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DDS Rotary Shaft Seal: 1 Lip w/Spring, SF, Nitrile, 1.75 in ID, 2.5 in OD, 0.375 in Wd (MPN 44.4563.59.52SF)

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