The K19 is a compact, four-piece, double-acting seal for heavy-duty applications with the following components: 1. a bronze-filled PTFE profile ring, 2. a preloading sealing element of nitrile rubber (NBR), 3. two thermoplastic (POM) back-up rings.
IranSeal's sales team is ready to answer your questions about price and availability for this product.
The K19 is a compact, four-piece, double-acting seal for heavy-duty applications with the following components: 1. a bronze-filled PTFE profile ring, 2. a preloading sealing element of nitrile rubber (NBR), 3. two thermoplastic (POM) back-up rings.
Suitable for mining equipment, construction machinery and heavy construction equipment.
| Ambient temperature | Pressure (bar) | Speed (m/sec) | Fluid |
|---|---|---|---|
| -30°C to +105°C | ≤400 bar | ≤1.5 m/sec | Mineral oils (DIN 51524) |
| +5°C to +60°C | ≤400 bar | ≤1.5 m/sec | HFA and HFB |
| -30°C to +60°C | ≤400 bar | ≤1.5 m/sec | HFC |
Before buying, measure the current part with calipers and match it against the specification table: inner diameter (ID) at the shaft contact surface, outer diameter (OD) at the housing seat, and thickness (height) measured perpendicular to these two diameters. If you're unsure about the size or lip type, send the old part's code or a photo of it to IranSeal's sales team so they can find the exact match.
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