Qualiseal Technology
Qualiseal Technology designs and manufactures custom mechanical seals for the aerospace industry and others that require unusual sealing performance with challenging parameters.
http://www.qualiseal.com/

Environamics Corporation
Manufactures cartridge mechanical seals, centrifugal chemical process pumps, power end upgrades for pumps, bearing isolators, labyrinth oil seals.
http://www.environamics.com

Rocklady: The Building of a Labyrinth
Books by Norah Griggs and Barbara Paulson
http://www.rocklady.ws

American Babbitt Bearing and Machine, Inc.
Specializing in the manufacture and repair of babbitt bearings and labyrinth seals for all types of high speed rotating equipment.
http://www.americanbabbittinc.com

Oil Seal Entersprise Ltd.
Manufacturer of rubber products (silicone, epdm, neoprene, silicone and teflon) including clamps, o rings and seals (oil, shaft, wiper).
http://www.jenp.com.tw/

Labyrinth
Themed upon the classic movie Labyrinth starring David Bowie and Jennifer Connelly. Set in a fa ntasy world, with goblins and fairies. Welcome to the world of Labyrinth where nothing is as it seems and things are further than yo u think.
http://www.lintilla.df.lth.se/~amano/index.html

Harwal Oil Seals
Perhaps one of the largest selections of seals on the entire internet, große Auswahl der hydraulischen Dichtungen, selección grande hidráulicos de sellos
http://www.harwal.com

Leak-Proof Engineering Pvt Ltd.
Manufacturer of various mechanical seals including metal bellow seals, multiple coil spring seals and rubber bellow seals. Full line of braided packings also available.
http://www.leakproofseals.com

Ashton Seals Ltd.
Supplier of bonded seals, "O" rings, filter seals and oil seals.
http://www.ashtonseals.com

Presray Pneuma-Seal
Inflatable seals can solve many engineering problems. Doors and other closures can be positively sealed by using inflatable seals. When inflated, an inflatable clamp provides uniform controlled pressure. An inflatable actuator exerts pressure to actuate switching devices.
http://www.pneuma-seal.com/