Item Description
1 Seal face
2, 5, 7, 10 O-Ring
3 Spring
4 Seat
6 Shaft sleeve
8 Cover
9 Inset
11 Set ring
12, 15 Set screw
13 Assembly fixture
14 Socket head screw
16 Screw plug


F Flush
Q Quench
D Drain

APItex-S

Features

  • API 682 Category 1, Type A, Arrangement 1 seal
  • Single seal
  • Balanced
  • Cartridge unit
  • Independent of direction of rotation
  • Solid seal face
  • Solid seat

Advantages

  • 100 % API compliant
  • Security due to proofed design (API Seal qualification test)
  • Insensitive to shaft deflections and process fluctuations
  • Pre-assembled, ready to install unit
  • Low space requirements
  • Springs protected from the product
  • Multipoint Ring Injection for optimized cooling distribution
  • Quench connections as standard

Operating range

Shaft diameter:
d1 = 20 … 110 mm (0.79" … 4.33")
Pressure: p1 = 22 bar (319 PSI)
Temperature: t = -40 °C … +176 °C *
(-40 °F … +349 °F)
Sliding velocity: vg = 23 m/s (75 ft/s)

* API standard, other on request

Materials

Seal ring: Silicon carbide SSiC (Q1)
Mating ring: Silicon carbide SSiC (Q1), antimony impregnated carbon graphite (B)
Secondary seals:
EPDM (E), FKM (V), FFKM (K)
Springs: Hastelloy C-4 (M)
Metal parts: CrNiMo steel 316 (G) or equivalent,
optional materials on request.

Standards and approvals

  • API 682 3rd ed. Cat. 1 / ISO 21049
  • API 682 4th ed. Cat. 1

Similar products

APItex-T

  • API 682 Category 1, Type A, Arrangement 2 or 3 seal
  • Dual seal in face-to-back arrangement
  • Balanced
  • Cartridge unit
  • Independent of direction of rotation
  • Solid seal faces
  • Solid mating rings

CGSH-KD

  • API 682 Category 2 and 3, Type A, Arrangement 3 seal
  • Dual seal in back-to-back arrangement
  • Cartridge unit
  • Independent of direction of rotation
    (with U-grooves)
  • Gas-lubricated
  • Contact free operation, no friction
  • Rotating multiple springs

H75A4-B

  • API 682 Category 2 and 3, Type A, Arrangement 3 seal
  • Dual seal in back-to-back arrangement
  • Balanced
  • Cartridge unit
  • Rotating multiple springs
  • Integrated pumping device
  • Suitable for pressure reversals
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