Type 3648

Describe : API 682 Qualified Dual Pressurized Cartridge Type “A” O-Ring Pusher Seal High Performance Low Emission Pusher Seals The Type 3648 is a dual pressurized cartridge seal designed for maximum containment of hazardous fluids and light hydrocarbons. The inboard seal is double balanced to provide a positive seal with pressure from either direction. The outboard seal retains the barrier fluid using either an API Flush Plan 53 or 54. The Type 3648 seal can be utilized as a Type 2648 within specified limits (consult John Crane).

API 682 Qualified Dual Pressurized Cartridge Type “A” O-Ring Pusher Seal

High Performance Low Emission Pusher Seals
The Type 3648 is a dual pressurized cartridge seal designed for maximum containment of hazardous fluids and light hydrocarbons.

The inboard seal is double balanced to provide a positive seal with pressure from either direction. The outboard seal retains the barrier fluid using either an API Flush Plan 53 or 54. The Type 3648 seal can be utilized as a Type 2648 within specified limits (consult John Crane).

Description: Mechanical-1648-2648-3648

Design Features

  • Complies with API 682 technical design requirements
  • Available in single and dual arrangements
  • Standard materials per API 682
  • Fits API 682 Table 1 and 2 seal chambers
  • Computer optimized low emission seal face designs

Quick Specs – Refer to datasheet for full specification and limits

Temperature– 40°C to 260°C
– 40°F to +500°F
PressureUp to 69 bar g
Up to 1000 psig
SpeedUp to 25 m/s
Up to 5000 fpm

Download Mechanical 3648 (PDF) 
Download Mechanical 3648 Brochure (PDF)