Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
DDS Rotary Shaft Seal: 1 Lip w/Spring, SA, Nitrile, 3 in ID, 4 in OD - Single-Lip Oil Seals with Reinforced Metal Cases for Smooth Bores
DDSSingle-Lip Oil Seals with Reinforced Metal Cases for Smooth Bores

DDS Rotary Shaft Seal: 1 Lip w/Spring, SA, Nitrile, 3 in ID, 4 in OD

The DDS Rotary Shaft Seal is a single-lip oil seal with a reinforced metal case, designed for smooth bores. This SA-design seal features a nitrile lip with a spring, and is supplied in inch dimensions with a 3-inch…

SKU 3G-OTH-123188

Brand
DDS
Item
Rotary Shaft Seal: 1 Lip w/Spring, SA, Nitrile, 3 in ID, 4 in OD
Category
Single-Lip Oil Seals with Reinforced Metal Cases for Smooth Bores
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

DDS
Manufacturer Part Number
76.2101.611.91SA
Type
SA, Nitrile
OD
4 in
Wd
0.469 in
ID
3 in
Seal Design
SA
System of Measurement
Inch
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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, designed for smooth bores. This SA-design seal features a nitrile lip with a spring, and is supplied in inch dimensions with a 3-inch inner diameter, 4-inch outer diameter, and 0.469-inch width (MPN 76.2101.611.91SA).

Frequently Asked Questions

What is the DDS Rotary Shaft Seal used for?

The DDS Rotary Shaft Seal is a single-lip oil seal with a reinforced metal case, designed to retain lubricants and exclude contaminants in rotating shaft applications. It is commonly used in pumps, gearboxes, and industrial machinery where a smooth bore housing is present.

What are the specifications of the DDS Rotary Shaft Seal 76.2101.611.91SA?

This DDS seal has a 3-inch inner diameter, 4-inch outer diameter, and 0.469-inch width. It features a nitrile lip with a spring, SA seal design, and a reinforced metal case for smooth bores. The system of measurement is inch.

Where to buy DDS Rotary Shaft Seals worldwide?

3G Electric supplies DDS rotary shaft seals worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source and deliver genuine DDS parts to any location. Contact us for pricing and lead time on your required specifications.

How to install a DDS single-lip oil seal with spring?

Ensure the housing bore is clean and smooth. Lubricate the seal lip and shaft before installation. Use a press or driver that contacts the outer case evenly to avoid distorting the seal. Never hammer directly on the seal. Follow standard shaft seal installation practices for best results.

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 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.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
DDS Rotary Shaft Seal: 1 Lip w/Spring, SA, Nitrile, 78 mm ID, 100 mm OD, 12 mm Wd (MPN 7810012SA). Key specifications — System of Measurement: Metric; Brand: DDS; Seal Design: SA.
DDS
DDS Rotary Shaft Seal: 1 Lip w/Spring, SA, Nitrile, 78 mm ID, 100 mm OD, 12 mm Wd (MPN 7810012SA). Key specifications — System of Measurement: Metric; Brand: DDS; Seal Design: SA.
DDS Rotary Shaft Seal: 1 Lip w/Spring, SA, Nitrile, 89 mm ID, 120 mm OD, 13 mm Wd (MPN 8912013SA). Key specifications — System of Measurement: Metric; Brand: DDS; Seal Design: SA.
DDS
DDS Rotary Shaft Seal: 1 Lip w/Spring, SA, Nitrile, 89 mm ID, 120 mm OD, 13 mm Wd (MPN 8912013SA). Key specifications — System of Measurement: Metric; Brand: DDS; Seal Design: SA.
DDS Rotary Shaft Seal: 1 Lip w/Spring, SA, Nitrile, 88 mm ID, 110 mm OD, 13 mm Wd (MPN 8811013SA). Key specifications — System of Measurement: Metric; Brand: DDS; Seal Design: SA.
DDS
DDS Rotary Shaft Seal: 1 Lip w/Spring, SA, Nitrile, 88 mm ID, 110 mm OD, 13 mm Wd (MPN 8811013SA). Key specifications — System of Measurement: Metric; Brand: DDS; Seal Design: SA.
DDS Rotary Shaft Seal: 1 Lip w/Spring, SA, Nitrile, 77 mm ID, 95 mm OD, 10 mm Wd, 7 psi Max Pressure (MPN 779510SA). Key specifications — System of Measurement: Metric; Brand: DDS; Seal Design: SA.
DDS
DDS Rotary Shaft Seal: 1 Lip w/Spring, SA, Nitrile, 77 mm ID, 95 mm OD, 10 mm Wd, 7 psi Max Pressure (MPN 779510SA). Key specifications — System of Measurement: Metric; Brand: DDS; Seal Design: SA.
DDS Rotary Shaft Seal: 1 Lip w/Spring, SA, Nitrile, 73 mm ID, 95 mm OD, 10 mm Wd, 7 psi Max Pressure (MPN 739510SA). Key specifications — System of Measurement: Metric; Brand: DDS; Seal Design: SA.
DDS
DDS Rotary Shaft Seal: 1 Lip w/Spring, SA, Nitrile, 73 mm ID, 95 mm OD, 10 mm Wd, 7 psi Max Pressure (MPN 739510SA). Key specifications — System of Measurement: Metric; Brand: DDS; Seal Design: SA.
DDS Rotary Shaft Seal: 1 Lip w/Spring, SA, Nitrile, 4.38 in ID, 5.38 in OD, 0.5 in Wd (MPN 111.25136.6512.7SA). Key specifications — System of Measurement: Inch; Brand: DDS; Seal Design: SA.
DDS
DDS Rotary Shaft Seal: 1 Lip w/Spring, SA, Nitrile, 4.38 in ID, 5.38 in OD, 0.5 in Wd (MPN 111.25136.6512.7SA). Key specifications — System of Measurement: Inch; Brand: DDS; Seal Design: SA.

More from DDS

View all DDS parts →
DDS Rotary Shaft Seal: 1 Lip w/Spring, SA, Nitrile, 395 mm ID, 430 mm OD, 18 mm Wd (MPN 39543018SA). Key specifications — System of Measurement: Metric; Brand: DDS; Seal Design: SA.
DDS
DDS Rotary Shaft Seal: 1 Lip w/Spring, SA, Nitrile, 395 mm ID, 430 mm OD, 18 mm Wd (MPN 39543018SA). Key specifications — System of Measurement: Metric; Brand: DDS; Seal Design: SA.
DDS Rotary Shaft Seal: 1 Lip w/Spring, SA, Fluoro, 400 mm ID, 440 mm OD, 20 mm Wd (MPN 40044020SAV). Key specifications — System of Measurement: Metric; Brand: DDS; Seal Design: SA.
DDS
DDS Rotary Shaft Seal: 1 Lip w/Spring, SA, Fluoro, 400 mm ID, 440 mm OD, 20 mm Wd (MPN 40044020SAV). Key specifications — System of Measurement: Metric; Brand: DDS; Seal Design: SA.
DDS Rotary Shaft Seal: 1 Lip w/Spring, SA, Nitrile, 66 mm ID, 90 mm OD, 13 mm Wd, 7 psi Max Pressure (MPN 669013SA). Key specifications — System of Measurement: Metric; Brand: DDS; Seal Design: SA.
DDS
DDS Rotary Shaft Seal: 1 Lip w/Spring, SA, Nitrile, 66 mm ID, 90 mm OD, 13 mm Wd, 7 psi Max Pressure (MPN 669013SA). Key specifications — System of Measurement: Metric; Brand: DDS; Seal Design: SA.
DDS Rotary Shaft Seal: 1 Lip w/Spring, SA, Nitrile, 3.5 in ID, 4.625 in OD, 0.5 in Wd (MPN 88.9117.4712.7SA). Key specifications — System of Measurement: Inch; Brand: DDS; Seal Design: SA.
DDS
DDS Rotary Shaft Seal: 1 Lip w/Spring, SA, Nitrile, 3.5 in ID, 4.625 in OD, 0.5 in Wd (MPN 88.9117.4712.7SA). Key specifications — System of Measurement: Inch; Brand: DDS; Seal Design: SA.
DDS Rotary Shaft Seal: 1 Lip w/Spring, SA, Nitrile, 17 mm ID, 40 mm OD, 10 mm Wd, 7 psi Max Pressure (MPN 174010SA). Key specifications — System of Measurement: Metric; Brand: DDS; Seal Design: SA.
DDS
DDS Rotary Shaft Seal: 1 Lip w/Spring, SA, Nitrile, 17 mm ID, 40 mm OD, 10 mm Wd, 7 psi Max Pressure (MPN 174010SA). Key specifications — System of Measurement: Metric; Brand: DDS; Seal Design: SA.
DDS Rotary Shaft Seal: 1 Lip w/Spring, SA, Nitrile, 28 mm ID, 47 mm OD, 10 mm Wd, 7 psi Max Pressure (MPN 284710SA). Key specifications — System of Measurement: Metric; Brand: DDS; Seal Design: SA.
DDS
DDS Rotary Shaft Seal: 1 Lip w/Spring, SA, Nitrile, 28 mm ID, 47 mm OD, 10 mm Wd, 7 psi Max Pressure (MPN 284710SA). Key specifications — System of Measurement: Metric; Brand: DDS; Seal Design: SA.
DDS Rotary Shaft Seal: 1 Lip w/Spring, SA, Nitrile, 325 mm ID, 365 mm OD, 16 mm Wd (MPN 32536516SA). Key specifications — System of Measurement: Metric; Brand: DDS; Seal Design: SA.
DDS
DDS Rotary Shaft Seal: 1 Lip w/Spring, SA, Nitrile, 325 mm ID, 365 mm OD, 16 mm Wd (MPN 32536516SA). Key specifications — System of Measurement: Metric; Brand: DDS; Seal Design: SA.
DDS Rotary Shaft Seal: 1 Lip w/Spring, SA, Nitrile, 295 mm ID, 335 mm OD, 18 mm Wd (MPN 29533518SA). Key specifications — System of Measurement: Metric; Brand: DDS; Seal Design: SA.
DDS
DDS Rotary Shaft Seal: 1 Lip w/Spring, SA, Nitrile, 295 mm ID, 335 mm OD, 18 mm Wd (MPN 29533518SA). Key specifications — System of Measurement: Metric; Brand: DDS; Seal Design: SA.