Type 34 John crane

Elastomer O-ring Pusher Seal

Type 34 John crane

Features mechanical seal type 34

  • California Residents: PROPOSITION 65 WARNING
  • Short, balanced seal that complies with European Standard EN 12756, formally DIN 24960 (L1S), ISO 3069 and API 610 specification.

Recommended Applications type 34

  • Process pumps
  • Other rotating equipment

About Mechanical seal type 34

The Type 34 is a short, DIN-balanced seal for general duty in the processing, refinery and petrochemical industries. Alternative seat designs and material options are available to suit application products and operating conditions.

Operating range mechanical seal type 34

Temperature Limits

-76°F to 500°F/-60°C to 260°C


Pressure Limits

1000 psi(g)/69 bar(g)


Speed Limits