The STD500-39000-500-J1S is an SKF seal within the Rod and buffer seals product series. The supplied product title identifies it as a symmetric hydraulic rod seal with an energizer.
This product is categorized as a hydraulic rod and buffer seal under SKF > Seals > Hydraulic seals > Rod and buffer seals.
The supplied data lists the rod diameter, housing groove diameter, housing groove width, radial depth, groove radius, lead-in chamfer length, and net weight. Dimension selection should be checked against the mating hardware before installation.
The supplied material information identifies the seal material as Polyurethane (TPU U-1003). The model, brand, series, and category provide the product identification details available in the source data.
The seal is branded SKF, model STD500-39000-500-J1S, and the listed material is Polyurethane (TPU U-1003). No additional material, certification, performance, or application claims are provided in the product data.