Guides

Company Brochure
Parco's Company Brochure provides an introduction to our products,
industries served, and nationwide network of authorized distributors.
O-ring Size Chart
Parco's O-ring Size Chart brochure provides information on AS568 O-
ring sizes and tolerances.
O-ring Information Brochure
Parco's O-ring Information Brochure provides a quick and easy
reference for proper selection of an O-ring to match your particular
needs.
Elastomer Selection Guide
Parco's Elastomer Selection Guide provides an overview of the ten
most popular elastomers used in applications for O-rings and custom
molded seals.
Fluorocarbon Selection Guide
Parco's Fluorocarbon Selection Guide provides an overview of this
widely used, higher performance, industrial seal material.
Nitrile Selection Guide
Parco's Nitrile Selection Guide describes the most popular applications
for nitrile seals and has an overview of nitrile compound characteristics.
Military and Aerospace O-rings
Parco's brochure, Military and Aerospace O-rings, provides information
on our Mil-Spec O-rings.
NSF 61 Listed Compounds
Parco's brochure, NSF 61 Listed Compounds, provides an overview of
our NSF 61 listed compounds.