ShanFeng Special Rubber Products Co., Ltd., operating under brand NQKSF since 1990, is one of a global leader in the sealing industry. Driven by innovation, quality, and excellence, it focuses on self-research and manufacturing oil seal and rubber sealing rings. With a wide range of sealing products for diverse industries, it adheres to global standards. NQKSF uses SAP ERP for efficient service and maintains large inventory. It has stable high-quality output and a strong global presence. Its spirit of innovation and craftsmanship helps it scale new heights.
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These products are widely used in diverse industries such as pump, motor, Industrial Machinery, Electronic Household, automotive, construction machinery, mining, wind power, and agriculture, providing high-performance sealing solutions to meet the needs of customers across the globe.
22 Sep 2026
Skeleton oil seals are mainly used wherever a rotating or reciprocating shaft needs to be sealed against oil, grease or other lubricants while the shaft passes through a housing. Common applications include motors, gearboxes, pumps, agricultural mach...
21 Sep 2026
A tc oil seal is a double-lip radial shaft seal with a metal case and a spring-loaded main sealing lip. Its main job is to keep lubricant inside rotating equipment while helping keep dust and other external contaminants away from the sealing area. Th...
17 Sep 2026
The oil seal inside diameter is normally smaller than the shaft diameter because the sealing lip needs to be elastically deformed around the shaft. This difference creates radial contact between the lip and shaft, allowing the seal to maintain a seal...
ShanFeng Special Rubber Products Co., Ltd., operating under brand NQKSF since 1990, is a global leader in the sealing industry.
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