SCHOTTEL OEM bonded sealing washer (USIT-Ring) — a steel washer with a vulcanised elastomeric (NBR) sealing bead, used under hex-socket screw plugs and bolted port-closure fasteners. The Ø and bead profile of this PN are vessel-specific; confirm against the SCHOTTEL parts list when ordering as a stand-alone item. Note: this part number identifies the SCHOTTEL part family. The exact dimensional or material specification on the as-supplied part may require confirmation against the vessel serial number and equipment data plate — confirm with the vessel's SCHOTTEL service file before final order.
| Type | bonded sealing washer (USIT-Ring), steel with NBR bead |
| Dimensions | per SCHOTTEL parts list for the target SRP. |
| Colour cable sheath | Grey |
| Material contact body | CuZn |
| Rated current In | 4 A |
| Halogen free | Yes |
| Cable type | Multi-core |
| Rated voltage | 250 V |
| Cable length | 3 m |
| Screened | No |
| Number of poles | 4 |
| Permitted cable outer temperature during assembling/handling | -30–105 °C |
| Material of contact surface | Gold |
| Vulcanized | Yes |
| Material of cable sheath | Polyurethane (PUR) |
| Degree of protection (IP) | IP69K |
| Type of electrical connection, box-sided | Free conductor end |
| Type of electrical connection, field-sided | M12 |
| Positioning cable feed, box-sided | Straight |
| Positioning cable feed, field-sided | Straight |
| With LED indication | No |
| Country of origin | Czechia |
| Material | Steel washer with vulcanised NBR sealing bead |
| MOQ | 1 |