Type 1659/1659S

Narrow profile, metric shaft, multiple spring Mechanical Seal with a highly efficient design. These Mechanical Seal are frequently fitted with Type 24 DIN Long ‘O’-Ring stationary seals.

Type 1659 incorporates a PTFE wedge secondary Mechanical Seal.

Type 1659S is an ‘O’-Ring Mounted design.

Specify a Type 24 DIN Long ‘O’-Ring stationary seal by addition of an “L” to the end of the type: 1659L / 1659SL.

The stock size code is always set by the shaft size under the seal body.

A PTFE backup ring is recommended to be specified for higher pressure ?O?-Ring applications.

Features
Narrow profile, Multiple Spring Mechanical Seal
Highly efficient design
Fitted with 24 DIN Long ‘O’-Ring Stationaries
Operating Limits
Temperature: -30C to +140C
Pressure: Up to 23 bar (333 psi)