This is a 10 piece oil seal set designed for small to medium sealing needs. The seals have an inside diameter of 17 mm and a cross section of 7 mm (size 17 x 25 x 7). The set is specified in NBR (nitrile butadiene rubber) material and includes seal variants such as rubber frame oil seal, fluorine rubber frame oil seal, butadiene rubber oil seal, and threaded oil seal. Key benefits Reliable leak prevention for shafts and housings in petroleumbased oil environments NBR material provides good oil resistance and durability for everyday mechanical seals Compact 17 mm inside diameter makes these suitable for small equipment and compact assemblies Versatile selection within a single set to address different sealing needs Key attributes Inside diameter: 17 mm Outer diameter: 25 mm Width / crosssection: 7 mm Material: NBR (nitrile butadiene rubber) Seal types included: rubber frame oil seal, fluorine rubber frame oil seal, butadiene rubber oil seal, threaded oil seal Quantity: 10 pieces Applications and use cases Replacement seals for small hydraulic cylinders or pneumatic actuators with a 17 mm shaft Sealing components in gearboxes or small motors that require 17 x 25 x 7 seals Pumps and valves in automotive or industrial equipment where NBR oil seals are appropriate Installation and handling tips Inspect each seal for damage before installation Ensure proper seating and alignment to avoid distortion Use appropriate lubrication and follow application guidelines to maximize seal life This description reflects the product's stated specifications and variants (inside diameter 17 mm, size 17 x 25 x 7, 10 pieces, material indicated as NBR, with rubber frame, fluorine rubber frame, butadiene rubber, and threaded oil seal options) while presenting clear, practical information for buyers.