John Crane Single Spring Elastomer Bellow Mechanical Seals (21, 21T)

Model NO.: YX 21, 21T
Type: 21, 21t
Balance: Unbalanced
Stationary Ring Materials: U2, Q2, V1, Q1
Rotary Ring Materials: B, a, Q1, Q2
Secondary Seal Materials: V, P, E
Spring and Metal Parts Materials: F, G
Trademark: YK
Transport Package: Normal Package or Requested Package
Origin: Ningbo, China
HS Code: 8484200090
1. Operational Conditions:
Temperature: -20
ºC to +120ºC
Pressure: ≤1.0MPa
Speed: ≤15m/s
2. Materials:
Stationary Ring: Ceramic (Alumina), Silicon Carbide Reaction Bonded, Silicon Carbide Sintered Pressureless, Ni-binder Tungsten Carbide Rotary Ring: Resin Impregnated Carbon Graphite (Furan), Antimony Impreg, Carbon Graphite, Silicon Carbide Sintered Pressureless, Silicon Carbide Reaction Bonded
Secondary Seal: Nitrile (NBR), Ethylene Propylene (EPDM), Fluorocarbon Rubber (Viton)Spring and Metal Parts: Stainless Steel, Stainless Steel
3. Seat Type:
Standard: L04
Alternative: L03, C21
4. Applications: Clean Water, Sewage Water, Oil and other moderately corrosive fluids

John Crane Single Spring Elastomer Bellow Mechanical Seals (21, 21T)
John Crane Single Spring Elastomer Bellow Mechanical Seals (21, 21T)


 

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