standard cartridge seal

Type 23B,23BQ

http://gemg.en.alibaba.com/product/1577903590-220715405/Single_metal_Bellow_Cartridge_Mechanical_Seal.html

Design features:

Single , metal bellow cartridge seal,
Easy for replacement,
23BQ with fixed throttle bushing,

Operating limits:

Temperature:-50~204?;
Speed: 23m/s;
Pressure: 20 bar;
Standard size: 24~75mm;
1.0"~3.0";
standard cartridge seal