We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

DDS Rotary Shaft Seal: 1 Lip w/Spring, SF, Nitrile, 400 mm ID, 440 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, 400 mm ID, 440 mm OD

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, with a 400 mm inner…

SKU 3G-OTH-125358

Also listed as: 40044020 SF · 40044020-SF

Brand
DDS
Item
Rotary Shaft Seal: 1 Lip w/Spring, SF, Nitrile, 400 mm ID, 440 mm OD
Category
Single-Lip Oil Seals with Rubber-Enclosed Cases for Rough Bores
Available to Order
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

DDS
Manufacturer Part Number
40044020SF
Type
SF, Nitrile
OD
440 mm
Wd
20 mm
ID
400 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 SF-design seal features one lip with a spring, constructed from nitrile, with a 400 mm inner diameter, 440 mm outer diameter, and 20 mm width (MPN 40044020SF).

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the DDS Rotary Shaft Seal 40044020SF used for?

The DDS Rotary Shaft Seal 40044020SF 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 40044020SF?

The DDS Rotary Shaft Seal 40044020SF has a 400 mm inner diameter, 440 mm outer diameter, and 20 mm width. It features a single lip with a spring, nitrile construction, and SF seal design. This metric seal is designed for rough bores and is manufactured by DDS.

Where to buy the DDS Rotary Shaft Seal 40044020SF worldwide?

You can source the DDS Rotary Shaft Seal 40044020SF through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring reliable supply for your maintenance or production needs.

How to install the DDS Rotary Shaft Seal 40044020SF?

To install the DDS Rotary Shaft Seal 40044020SF, ensure the bore and shaft are clean and free of burrs. Use a seal driver or press to apply even pressure on the outer diameter, seating the seal squarely. Lubricate the lip with compatible oil before installation to prevent dry start damage.

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, 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, 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, 420 mm ID, 460 mm OD, 20 mm Wd (MPN 42046020SF)
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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)
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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, 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)
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)

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