scope:

Note: Nothing in this standard supercedes applicable laws and regulations.

Note: In the event of conflict between the English and domestic language, the English language shall take precedence.

Purpose/Material Description.

This specification covers the properties of an unreinforced, fuel resistant, injection moldable polyoxymethylene (acetal) polymer.

Symbols.

The material abbreviation according to ISO 11469 is >POM<.

Applicability.

Typical applications include, but are not limited to, the following: fuel pump module flanges and components and fuel system valve components.

Remarks.

The following types listed in this specification are classified accordingly:

• H1:

Homopolymer Polyoxymethylene

• C1:

Copolymer Polyoxymethylene - higher impact

• C2:

Copolymer Polyoxymethylene - higher flow rate, slightly higher gasoline resistance