Single Rotating Welded Metal Bellows Cartridge with Circulation Gland

• Part of Flexaseal’s integrated/platform single cartridge seal design
• Patented (Patent Number US 7,979,986) Plunger-Lock drive
• Only two static O-rings – cost savings are substantial when perfluorelastomers are required
• Rotating welded metal bellows are self-cleaning during operation
• Simple cartridge seal installation – slide seal onto the shaft, bolt to box face, tighten set screws, and remove spacers
• Hydraulically balanced design
• No moving elastomers. No fretting – No hang-up
• Minimal number of parts. Simple design means fewer pieces to cause problems
• Metric sizes readily available
• Sleeve is isolated from product
• Quick inexpensive repairs

RB3 with Circulation, Vent & Drain Gland

• All the benefits of the RB design plus vent and drain gland with throttle bushing
• Pipe connections are made to different sizes to assure that correct piping plans are employed
• Cost-effective upgrade

Operating Parameters

Note: Max Temperature / pressure / speed indicate operating extremes independently and do not imply the seal will function at these extremes at the same time. Contact Flexaseal Engineered Seals and Systems, LLC if in doubt.