DDS Rotary Shaft Seal: 1 Lip w/Spring, SC, Nitrile, 2.031 in ID, 2.671 in OD
The DDS Rotary Shaft Seal is a single-lip oil seal with a rubber-enclosed case designed for rough bores. This SC-design seal features a garter spring and is constructed from nitrile, with a 2.031-inch inner diameter…
SKU 3G-OTH-123680
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Product Description
The DDS Rotary Shaft Seal is a single-lip oil seal with a rubber-enclosed case designed for rough bores. This SC-design seal features a garter spring and is constructed from nitrile, with a 2.031-inch inner diameter, 2.671-inch outer diameter, and 0.375-inch width (MPN IN51.667.859.52SC). 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. Its single-lip SC design with a garter spring maintains sealing pressure, while the rubber-enclosed case suits rough bores.
What are the specifications of the DDS rotary shaft seal IN51.667.859.52SC?
This DDS seal has a 2.031-inch inner diameter, 2.671-inch outer diameter, and 0.375-inch width. It is an inch-system, single-lip SC design with a nitrile element and garter spring. The rubber-enclosed case is intended for rough bore applications.
Where to buy DDS rotary shaft seals worldwide?
3G Electric supplies DDS rotary shaft seals worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver genuine DDS components like the IN51.667.859.52SC to your facility, regardless of location.
How to install a DDS rotary shaft seal with a rubber-enclosed case?
Ensure the bore is clean and free of burrs. Lubricate the seal lip and shaft lightly. Use a press or driver tool that contacts the case outer diameter evenly to avoid distorting the rubber-enclosed case. Never hammer directly on the seal.
Used in
Common applications for DDSDDS 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.













