From Standard O-Rings to Custom Manufactured V-Packing….You’ll find it here!!!

Repair or Replacement of your Hydraulic and
Pneumatic Cylinders


Hydraulic and Pneumatic Sealing Applications

As a manufacturer and distributor of hydraulic, pneumatic, rotary shaft, and mechanical seals, we stock a wide variety
of both standard & metric seals, as well as offering a quick turnaround on manufactured custom seals.
In addition to sealing products, we also offer the repair and /or replacement of hydraulic and pneumatic equipment and components.
Please take a moment and look through our website. You will find line cards detailing the available standard profiles,
breakdown on mechanical seals, tie rod cylinder line and specifications, and many other useful pieces of information.
Design of OEM replacement seals are our specialty. Mechanical seals, hydraulic, pneumatic and rotary shaft seals,
metric, standard or obsolete, M-Line is your source!


A special announcement is the arrival of our newest acquisition, the SM600 seal-machining center. While we have always had the
capability to provide our customers with specialty seal services, this machine allows us to now machine metric, standard and obsolete
seals on a same day basis. Our seal machine can produce seals from 0” inside diameter to 23-1/2” outside diameter on site. We stock a wide variety of materials and continue to add to our inventory as our customer requirements grow.