NSK-RHP Cast Iron Self-Lube Pillow Block Bearing 25 mm ID, Taper Bore, ISO H7 NP25

NSK-RHP NP25 Pillow Block Bearing is a high-quality, cast iron, self-lubricated bearing designed for various industrial applications in mechanical machinery and fluid power systems. This bearing features a tapered bore and spherical bearing insert that accommodate initial housing misalignment of up to 0.030 radians, ensuring reliable and durable operation even under demanding conditions.

The unit is manufactured to BS1452 standards using cast iron, providing excellent mechanical strength and wear resistance. The nitrile/fabric seals protect against ingress of dirt and moisture, enhancing the service life of the bearing in harsh industrial environments.

The pillow block bearing includes a C3 internal radial clearance that improves the bearing’s ability to handle thermal expansion and shaft deflection. Slotted bolt holes facilitate easy installation and alignment on mounting surfaces, making maintenance more efficient.

Designed to the stringent ISO H7, h9, h6, and N7 standards for bore tolerances, this pillow block bearing meets global quality requirements, ensuring consistent performance and interchangeability.

Key dimensions include a bore diameter of 25 mm, centre height of 36.5 mm, a mount hole size of 10 mm, length of 139 mm, depth of 36.5 mm, and a mount hole centre-to-centre spacing of 112.7 mm. The bearing is supplied with grease nipples for convenient lubrication during operation.

Made of durable cast iron to BS1452 standards ensuring long-lasting performance. Spherical bearing insert accommodates initial housing misalignment up to 0.030 radians. Equipped with nitrile/fabric seals to protect against contaminants.

Features C3 internal radial clearance for enhanced operational reliability. Includes slotted bolt holes for easier fitting and adjustment. Supplied with grease nipples for straightforward maintenance. Complies with ISO H7, ISO h9, ISO h6, ISO N7 bore tolerance standards.

Centre height measures 36.5 mm and bore size is 25 mm. Mount hole size is 10 mm with centre-to-centre distance of 112.7 mm.

This NSK-RHP NP25 Pillow Block Bearing is suitable for industrial use in manufacturing, material handling, agricultural machinery, HVAC systems, and other mechanical engineering applications. Its robust design and standardized dimensions ensure easy integration into existing assemblies and reliable performance.

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