INA GAY12-XL-NPP-B-FA164 y-bearing (insert bearing)

INA GAY12-XL-NPP-B-FA164 belongs to y-bearing (insert bearing), part of our Bearings range. Tell us how many you need by WhatsApp or email and we'll get back to you promptly with a quote for GAY12-XL-NPP-B-FA164 and any equivalents.

A Y-bearing, often called an insert bearing, combines a ball bearing with a spherical outer ring and a locking mechanism so it can sit directly on a shaft. This makes it a practical choice for compact assemblies in conveyors, fans and agricultural equipment. In the INA GAY-XL-NPP-B line, the seal arrangement and set screw locking keep installation and replacement straightforward on the plant floor.

Reading the code helps when you order. GAY points to the Y-bearing family with a spherical outer ring and set screw locking. XL marks the optimized INA version, NPP stands for the double contact lip seal, and B refers to the inner ring design. The suffix FA164 identifies a specific execution variant, usually tied to surface treatment or factory lubrication. In GAY12-XL-NPP-B-FA164 and GAY15-XL-NPP-B-FA164, the 12 and 15 give the shaft diameter in millimeters.

Typical duties include conveyor belts in aggregate plants, screens, mixers, induced draft fans, seeders and combine harvesters, plus food industry machinery. Because the outer ring is spherical, the insert can be seated in split or flanged housings and still tolerate some misalignment between shaft and structure, which helps where perfect alignment is difficult to achieve.

Selection comes down to shaft diameter, the type of load and the working environment. The NPP double lip seal keeps dust and moisture out, but where pressurized water or abrasive particles are present, consider extra sealing or a housing with a radial shaft seal. Set screws must be tightened with a torque wrench to the recommended torque, with the shaft clean and free of burrs. Factory grease can be topped up with a compatible product, but avoid mixing different bases. Careful alignment and assembly without impacts help the bearing reach its expected service life.

Y-bearings from different manufacturers often share standardized dimensions, yet suffixes and executions differ. Another brand's insert with a double seal and set screw locking may work in place of the GAY-XL-NPP-B when shaft diameter, width and locking type line up, but check tolerances and surface treatment first. Comparing the main dimensions against the manufacturer's tables is the safest way to confirm interchangeability.