Marine stern tube seal

Specifications

Stern tube seal:

BSD Bulkhead seal

It is suggested that small and nedium yachts or vessels should equip with this floating self-sealing bulkhead sealing apparatus.

JQCS 48A Type Stern Tube seal

It is suggested for inland water vessels especially for small yachts. 

JQCS 39 Type Stern Tube seal

When inland water vessels have oil as their lubricating working medium and do not have a large stern shatf,this type of apparatuses is suggested to be chosen. 

JQCS 49 Type Stern Tube seal

When inland water vessels have oil as their lubricating working medium and do not have a large stern shatf,this type of apparatuses is suggested to be chosen. 

YH3BF split type oil lubrication stern tube seal

It is suitable for kinds of vessels that do not need to disassemble the propeller shaft and rudder blade while installing, changing and maintaining and whose lubricating working nedium is oil.

YH2B split type oil lubrication stern tube seal

The shaft housing and forward sealing apparatus can adopt a split or integral construction. Customers can make their own choice according to different requirements 

SMA-II /IIB /SMC Type Water Lubrication End Face Seal

It is suitable for kinds of vessels that have a large stern shaft diameter and axial vibration and whose lubricating  medium is water.

CB*769-86 marine integral type rubber sealing

The rubber bushing is suggested to be used when the lubricating medium of stern tube is water.

SM/SMB Type Water Lubrication Stern Tube Seal

It is suitable for kinds of vessels whose working medium is water.
When the axial vibration≤1mm,the SM type can be used;
When the axial vibration≤±3mm and then speed is high,the SMB type can be used.  

Oil lubrication stern shaft sealing apparatus

It can be applied to kinds of vessels whose working medium is oil.

Diameter range of stern shaft:50-1150mm

Diameter of wear proof liner of stern shaft:70-1250mm

Lubrication oil working pressure:1-2bar

Lubrication oil working temperature:-25 ~ 110

Line speed of stem shaft wear proof liner: Equal or less than 7m/sec

Average leakage: 5-30ml/h