RT74-D Technical Features
- Double Seal
- Unbalanced
- Bi-Directional
- Multi-Spring
- EN 12756 – DIN 24960
Operating Limits
- d1 = 18 … 100 mm
- p1 = 16 (25) bar 230 (360) PSI
- T1 = -30 … 200 °C -22 … 392 °F
- Vg = 20 m/s 66 ft/s
- Axial Movement
- d1 ≤ 100 mm ± 0.5 mm
- d1 > 100 mm ± 2.0 mm
Material Combinations
Seal Faces:
- Silicon Carbide
- Tungsten Carbide
- Stainless Steel
- Carbon
- Ceramic
Stationary Seats:
- Silicon Carbide
- Tungsten Carbide
- Stainless Steel
- Carbon
- Ceramic
Elastomers:
- FKM (Viton)
- Nitryl (NBR)
- EPDM
- Silicon rubber
Usable as Burgmann alternative for:
- M74D