John Crane Type 1 / 1B Elastomer Bellows Mechanical Seal
| Model: JC-TYPE-1 | SKU: JC-TYPE-1 John Crane Type 1 - full-convolution industrial-duty bellows seal, 425 psig (Type 1B: 1,200 psig), -40 to 205 C
| Model | JC-TYPE-1 |
| Seal Type | Single |
| Seal Design | Elastomer bellows, full convolution |
| Pressure Limit Type 1 | 425 psi(g) / 29 bar(g) |
| Pressure Limit Type 1b | 1,200 psi(g) / 82 bar(g) (balanced) |
| Temperature Limit | -40 to 400 F (-40 to 205 C), depending on materials |
| Application | Pumps, mixers, blenders, agitators, air compressors, blowers, fans |
Product Description
The John Crane Type 1 is a full-convolution industrial-duty elastomer bellows seal, widely regarded as an industry workhorse for water and steam through to chemicals and corrosive media in pumps, mixers, blenders, agitators, air compressors, blowers and fans. Pressure limit 425 psi(g) (29 bar) for Type 1 and 1,200 psi(g) (82 bar) for the balanced Type 1B; temperature -40 to 400 F (-40 to 205 C) depending on materials. Listed as a product line: the exact seal size and face/elastomer materials are selected for your shaft and duty when you request a quote. as published by the manufacturer / distributor listed in Remarks / Link
Key Features
- Drive band and notches absorb breakout and running torque - no bellows slippage
- Automatic adjustment for end play, run-out and face wear
- Special balancing (Type 1B) for higher pressure and speed
- Suits water, steam, chemicals and corrosive service
| Seal Type | Single |
| Seal Design | Elastomer bellows, full convolution |
| Pressure Limit Type 1 | 425 psi(g) / 29 bar(g) |
| Pressure Limit Type 1b | 1,200 psi(g) / 82 bar(g) (balanced) |
| Temperature Limit | -40 to 400 F (-40 to 205 C), depending on materials |
| Application | Pumps, mixers, blenders, agitators, air compressors, blowers, fans |
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