Bellows Single Cartridge Seal

The  BQFD™ (Bellows Quench Flush Drain) range of single cartridge mechanical seals uses many of the same modular parts as a BSIV™ but has the added features of Quench and Drain, making it usable in more diverse applications.

Features:

  • Cartridge design for reliable installation

  • Hydraulically balanced seal face loading, which maximizes seal life and allows for vacuum service capability

  • The BQFD™ range has quench flush and drain ports with optional restriction brush (BQFD-R)

  • BQFD™ sizes available from 1.000" to 5.000" (24mm - 125mm)

BQFD - Bellows Single Cartridge Seal
BQFD - Cross Section

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