- API 682 4th Edition
CTXAPI-SN Single Seal
- API 682 Category 1, Type A, Arrangement 1
- Single seal configuration
- Balanced design
- Independent of direction of rotation
- Cartridge construction
- Robust construction with shrink-fitted seal face
- Heavy duty solid seat design
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Details
-
1
Seal ring
-
2, 5, 7, 16
O-ring
-
3
Spring
-
4
Mating ring
-
6
Shaft sleeve
-
8
Gland
-
9
Multi-flow distributor
-
20
Set ring
-
21, 24
Set screw
-
22
Setting plate
-
23
HSH cap screw
-
F
Flush
-
Q
Quench
-
D
Drain

- Designed to accommodate shaft deflections and process fluctuations
- Efficient construction for heat dissipation
- Compact installation design
- Factory assembled cartridge unit for easy installation
- Springs are product protected to avoid contamination
- Can accommodate reverse pressure
- Can handle extensive applications in various temperatures and pressures
- Versatile in design to fit various seal chambers
- Chemical industry
- Petrochemical industry
- Oil and gas industry
- Highly volatile hydrocarbons
- Toxic and hazardous media
- Media with poor lubrication properties
- Low solids content and low abrasive media
- Vertical and horizontal ANSI chemical standard pumps
- Seal ring: Blister resistant carbon, Silicon carbide SSiC (Q12)
- Mating ring: Silicon carbide SSiC (Q1)
- Secondary seals: EPDM (E), NBR (P), FKM (V), FFKM (K)
- Springs: Hastelloy ® C-4 (M)* and C-276 (M5)
- Metal parts: CrNiMo steel 316 (G) or equivalent, optional materials on request.
* Sealmatic standard
- 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) (>176 °C (349 °F) please enquire) - Sliding velocity:
vg = 23 m/s (75ft/s)
- Process side:
01, 02, 03, 11, 12, 13, 14, 21, 22, 23, 31, 41, 32
Atmospheric side: 51, 61, 62, 65A, 65B, 66A, 66B
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