The EMD-30 is a MULTI-SPRING, TEFLON BELLOWS COMPONENT SEAL. External Seal, Teflon Bellows, Parallel Shaft, Teflon clamped (No Elastomers), Multi-Spring & Collet Clamp Driven (Composite Bellow). The seal has a number of design features, including a monolithic seal face, and is supplied with a stationary seat as standard.
The EMD-31 is a MULTI-SPRING, TEFLON BELLOWS (2 SLOT DESIGN) COMPONENT SEAL. External Seal, Teflon Bellows, Parallel Shaft, Teflon clamped (No Elastomers), Multi-Spring & Collet Clamp Driven (Replaceable Bellows – 2 slots). The seal has a number of design features including a monolithic seal face and is supplied with a stationary seat as standard.
The EMD-32 is a MULTI-SPRING, TEFLON BELLOWS (4 SLOT DESIGN) COMPONENT SEAL. External Seal, Teflon Bellows, Parallel Shaft, Teflon clamped (No Elastomers), Multi-Spring & Collet Clamp Driven (Replaceable Bellows - 4 slots). The seal has a number of design features including a monolithic seal face and is supplied with a stationary seat as standard.