Type 40 Seal
(Welded Bellows Design)

This is a picture of a Style 40 Seal
Flex-A-Seal, Inc.

Dynamic O ring is eliminated. Superior performance, no hang up or shaft fretting.
Hydraulically balanced seal. Allows seal to handle more pressure without heat buildup.
Self Cleaning. Centrifugal force throws dirt away from seal.
Fits small cross section stuffing boxes.
Available in metric and DIN sizes.
Bellows allows 360 degrees even face loading.
Varied choice of face, elastomer and metal materials.
Single piece construction.

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