
ITEM | DESCRIPTION |
1, 14 | Seal face |
2, 5, 7, 9, 10, 11, 15, 18 | O-Ring |
3, 16 | Spring |
4, 17 | Seat |
6 | Shaft sleeve |
8 | Adapter |
12 | Driver |
13, 22, 25 | Set screw |
19 | Cover |
20 | Countersunk screw |
21 | Set ring |
23 | Assembly fixture |
24 | Socket head screw |
LBO Liquid buffer/barrier OUT
LBI Liquid buffer/barrier IN
APItex-T
- Installation, details, options
- Show dimensions
- PDF data sheet
Features
- 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
Advantages
- 99% 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
- No external pump necessary
- Internal pumping device
Materials
Seal ring: Silicon carbide SSiC (Q1)
Mating ring: Silicon carbide SSiC (Q1),
antimony impregnated carbon graphite (A)
Secondary seals:
EPDM (E), FKM (V), FFKM (K)
Springs: C-276 (M5)
Metal parts: CrNiMo steel 316 (G) or equivalent,
optional materials on request.
Mating ring: Silicon carbide SSiC (Q1),
antimony impregnated carbon graphite (A)
Secondary seals:
EPDM (E), FKM (V), FFKM (K)
Springs: C-276 (M5)
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
Recommended applications
- Process industry
- Oil and gas industry
- Refining technology
- Petrochemical industry
- Chemical 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
Recommended piping plans
Process side (optional):
API Plan 01
API Plan 02
API Plan 03
API Plan 11
API Plan 12
API Plan 13
API Plan 14
API Plan 21
API Plan 22
API Plan 23
API Plan 31
API Plan 32
API Plan 41
Between seals (standard):
API Plan 52
API Plan 53A
API Plan 53B
API Plan 53C
API Plan 54
API Plan 55
Atmospheric side (optional):
API Plan 61
API Plan 62
API Plan 65A
API Plan 65B
API Plan 01
API Plan 02
API Plan 03
API Plan 11
API Plan 12
API Plan 13
API Plan 14
API Plan 21
API Plan 22
API Plan 23
API Plan 31
API Plan 32
API Plan 41
Between seals (standard):
API Plan 52
API Plan 53A
API Plan 53B
API Plan 53C
API Plan 54
API Plan 55
Atmospheric side (optional):
API Plan 61
API Plan 62
API Plan 65A
API Plan 65B