This oil seal has dimensions of 30 mm inner diameter (ID), 42 mm outer diameter (OD), and 7 mm width, offering a compact and secure sealing solution for standard bore housings. The TC configuration includes a main sealing lip for oil retention and a secondary lip for environmental protection, both supported by a metal-reinforced structure and internal garter spring for consistent radial force.

Crafted by TTO, a globally trusted name in sealing technology, the TC-D231-NB8 model is manufactured using high-quality Nitrile Butadiene Rubber (NBR), known for its resistance to oils, abrasion, and heat, making it suitable for both industrial and automotive environments. The rubber-coated outer surface enhances sealing integrity, even in housings with minor surface irregularities.

Key Features:

• Size: 30x42x7 mm – Standard dimensions for a wide range of mechanical systems.

• TC-type (double lip with spring) – Delivers robust sealing under dynamic conditions.

• NBR construction – Excellent durability in oil-exposed, high-temperature settings.

• Rubber-coated OD – Ensures a secure fit and compensates for housing imperfections.

• TTO quality assurance – Trusted globally in OEM and replacement markets.

The OS-030-042-07 TTO Oil Seal TC-D231-NB8 is a smart choice for professionals seeking durable, precision sealing for rotating shafts in demanding operating environments.