São Paulo

Conical spring seals

Mechanical seal SÃO PAULO (conical spring seals)

Technical features

  • Single seal
  • Unbalanced
  • Conical spring
  • Uni-directional

Operating limits

  • P = 232 PSI
  • T = -95 to 320°F
  • V = 49 ft/s
Description Materials
Primary rings silicon carbide, tungsten carbide, ceramic, stainless
Mating rings silicon carbide, carbon graphite, tungsten carbide
Secondary seal NBR, EPDM, Viton
Metal parts Stainless 304
Mechanical seal SÃO PAULO (technical drawing)

Product description

The Conical Spring ‘O’-Ring Mounted Type Seals offered by Cityline are extremely popular seals. These robust, technically procient seals.

The proven e cient design and wide choice of ‘O’-Ring and face materials enable these seals to be utilised in a large variety of applications. Suited for pumps, mixers, agitators, compressors and other rotary shaft equipment. 

Available products

  • São Paulo 1 (SP1)
  • São Paulo 2 (SP2)
  • São Paulo 3 (SP3)
  • São Paulo 4 (SP4)

Stationary Seats

  • DE3 (monolithic short seat) standard for SP1, SP2
  • DE2 (monolithic long seat, anti-rotation pin slot)
  • NL2 (monolithic short seat, anti-rotation pin slot, to DIN24960) standard for SP3, SP4.
  • NL1 (monolithic long seat, anti-rotation pin slot, to DIN24960)
  • DE1 (face shrink fitted, anti-rotation pin slot)
  • NL3 (face shrink fitted, anti-rotation pin slot, to DIN24960)
product detail [pdf: 165.38 KB]

complete catalog [pdf: 5.71 KB]

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