Products > Type 201
Advantage Seals Type 201
The versatile, self-aligning choice for services:
- Requiring a narrow seal cross-section|
- Requiring a more convoluted bellows|
- Up to 5,000 SFPM*|
- Up to 250 PSI*|
- From -40˚F (-40˚C) to 400˚F(204˚C)*
* Depending on seal size size and material selection
Complete Seal Assembly
Convuluted Bellows
Type 201 Crimped Head
Solid Hex Drive
The Solid Hex Drive Advantage
- Standard in every Advantage Seal Type 21
- Locking, Positive Engagement
- Drive Band cannot be installed improperly
- Eliminates damage to bellows
- Eliminates drive failure
- Competitor's stamped designs:
- Offer less engagement
- Sharp stampings can damage the seal bellows
- Can be installed upside down at the seal
manufacturer
- Competitor's tang and notch designs:
- Offer loose engagement
- Fewer points of contact with the seal outer shell
- May lead to broken tangs and seal bellows damage
Crimped Head
- Greatly simplifies installation
- No adhesive on seal face
- Prevents penetration of solids into the seal head
- Cushions rotary seal face
- No metal to seal face contact
Single Coil Spring
- Helps prevent clogging
For use with a variety of mating rings
- O-Ring Mount
- Cup Mount
- DIN
Non-Fretting design
Advantage Seal Type 201 replaces:
John Crane Type 21 | Type 2100 | Sealol Type 43 CU Short | Pac-Seal Type 21 | US Seal Type C
As a manufacturer of mechanical seals, Advantage Seal is able to address all of your specific needs. Special materials, custom markings, uniquely dimensioned seals, and private labeling are just some of our offerings.
Advantage Seal offers only the best in quality elastomer bellows seals. Our crimped rotating head design and hex-drive distribution system provide enhanced operation levels, superior reliability, increased durability, and greater ease-of-use as compared to other seal designs.

