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GW GU2 Cartridge Mechanical Seal AES Convertor II
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GW GU2.jpg

GW GU2 Cartridge Mechanical Seal AES Convertor II

Available Size: 24 -100 mm/ 1.0”- 4.0” inch
Features:
- Hydraulically balanced rotating face
- Streamlined, modern cartridge design
- Fully unitized robust construction
- General-purpose sealing solution
- For metric and imperial shaft sizes

    Contact us

    The GW GU2 is a contemporary single cartridge mechanical seal engineered as a direct interchange for the AES Convertor II (CONII) series. Its optimized geometry and balanced face technology ensure reliable performance and straightforward installation across a broad range of rotating equipment.

    DETAILS & SPECIFICATIONS

    Product Detail

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    The GW GU2 cartridge seal combines advanced sealing technology with user-friendly design. Its fully balanced face minimizes axial loads and maximizes stability, contributing to longer seal life and consistent leak-free operation. The unitized cartridge is supplied ready to install, eliminating complex setting procedures and reducing maintenance downtime.

    Designed for flexibility, the GW GU2 is suitable for a wide variety of pump, mixer, and agitator applications in general industrial service. Its construction ensures reliable performance in standard seal chambers without modification, making it an ideal retrofit or direct replacement option.

    This seal is manufactured to provide form, fit, and functional equivalence to the AES Convertor II cartridge seal, offering dependable performance with enhanced cost efficiency. All production is carried out under an ISO 9001 certified quality management system to guarantee consistency and reliability.

    *Installation Note: Always verify shaft size, seal chamber dimensions, and fluid compatibility prior to installation. Ensure seal faces remain clean and undamaged during handling.

    Equivalent Products

    +
    - AES seal®: Convertor II (CONII)

    Material and Operating Range

    +

    Materials:

    - Rotary seal face: Carbon / Silicon Carbide (SiC) / Tungsten Carbide (TC)
    - Stationary seal face: Carbon / SiC / TC
    - Elastomeric seals: VITON / EPDM / Kalrez
    - Springs and structural metal parts: Stainless Steel 304 / 316

    *Material combinations and specific dimensional adaptations can be customized upon request to meet unique application requirements.

    Operating Range:

    - Temperature range: -20 ℃ to 220 ℃
    - Pressure limit: ≤ 2.5 MPa (362 psi)
    - Surface speed: ≤ 15 m/s

    Compatible Media:

    The GW GU2 is designed for general industrial service and is suitable for sealing a wide range of common fluids compatible with its material construction, such as:
    - Water, glycol solutions, and cooling fluids
    - Light process chemicals and solvents
    - Lubricating and hydraulic oils
    - Mild aqueous solutions and non-abrasive process streams

    Installation Dimensions

    +

    The GW GU2 is available in a comprehensive range of metric and imperial sizes to match the footprint of the Convertor II series. Key interface dimensions correspond directly to the OEM specifications for seamless replacement.

    GWGU2


     

    Seal Size d

    (Metric)

    D5

    D7

    D9

    L3

    D4

    W

    L1

    L2

    min

    max

    min

    max

    24

    101.6

    55.6

    20.7

    56.1

    40.0

    48.0

    69.9

    88.9

    28.6

    31.8

    25

    101.6

    55.6

    20.7

    56.1

    41.0

    48.0

    69.9

    88.9

    28.6

    31.8

    28

    104.8

    58.8

    20.7

    59.3

    44.0

    50.0

    73.1

    92.1

    28.6

    31.8

    30

    108.0

    61.9

    20.7

    62.4

    46.0

    54.0

    76.2

    95.3

    28.6

    31.8

    32

    108.0

    61.9

    20.7

    62.4

    48.0

    54.0

    76.2

    95.3

    28.6

    31.8

    33

    108.0

    61.9

    20.7

    62.4

    49.0

    55.0

    76.2

    95.3

    28.6

    31.8

    35

    108.0

    66.7

    20.7

    67.2

    51.0

    59.0

    81.0

    95.3

    28.6

    31.8

    38

    114.3

    71.5

    22.3

    72.0

    57.2

    62.0

    85.8

    101.6

    28.6

    33.4

    40

    114.3

    71.5

    22.3

    72.0

    58.0

    64.0

    85.8

    101.6

    28.6

    33.4

    43

    120.7

    74.6

    22.3

    75.1

    61.0

    67.0

    88.9

    108.0

    28.6

    33.4

    45

    127.0

    77.8

    23.8

    78.3

    63.5

    69.0

    92.1

    114.3

    30.2

    35.0

    48

    133.4

    81.0

    23.8

    81.5

    66.7

    72.0

    95.3

    120.7

    30.2

    35.0

    50

    133.4

    81.0

    23.8

    81.5

    68.0

    74.0

    95.3

    120.7

    30.2

    35.0

    53

    139.7

    84.2

    25.4

    84.7

    71.0

    77.0

    101.6

    123.9

    30.2

    36.5

    55

    146.1

    87.3

    25.4

    87.8

    74.0

    79.0

    104.8

    130.2

    30.2

    36.5

    58

    165.1

    95.3

    25.4

    98.9

    79.4

    85.7

    115.9

    146.0

    30.2

    36.5

    60

    165.1

    95.3

    25.4

    98.9

    79.4

    85.7

    115.9

    146.0

    30.2

    36.5

    63

    177.8

    111.2

    25.4

    121.2

    85.8

    101.6

    131.8

    158.7

    28.6

    41.2

    65

    177.8

    111.2

    25.4

    121.2

    88.9

    101.6

    131.8

    158.7

    28.6

    41.2

    68

    177.8

    111.2

    25.4

    121.2

    92.1

    101.6

    131.8

    158.7

    28.6

    41.2

    70

    177.8

    111.2

    25.4

    121.2

    92.1

    101.6

    131.8

    158.7

    28.6

    41.2

    75

    190.5

    125.4

    31.7

    130.7

    98.5

    114.3

    146.1

    171.4

    30.2

    50.8

    80

    190.5

    125.4

    31.7

    130.7

    101.6

    114.3

    146.1

    171.4

    30.2

    50.8

    85

    203.2

    135.0

    31.7

    140.2

    108.0

    123.8

    155.6

    184.1

    30.2

    50.8

    90

    215.9

    144.5

    31.7

    149.7

    114.3

    133.3

    165.1

    196.8

    30.2

    50.8

    95

    215.9

    144.5

    31.7

    149.7

    117.5

    133.3

    165.1

    196.8

    30.2

    50.8

    100

    228.6

    154.0

    31.7

    156.1

    123.9

    139.7

    174.7

    209.5

    30.2

    50.8

    Inch Size d

    D5

    D7

    D9

    L3

    D4

    W

    L1

    L2

    min

    max

    min

    max

    1.000

    4.000

    2.187

    0.812

    2.208

    1.625

    1.875

    2.750

    3.500

    1.125

    1.250

    1.125

    4.125

    2.312

    0.812

    2.333

    1.750

    2.000

    2.875

    3.625

    1.125

    1.250

    1.250

    4.250

    2.437

    0.812

    2.458

    1.875

    2.125

    3.000

    3.750

    1.125

    1.250

    1.375

    4.250

    2.625

    0.812

    2.645

    2.000

    2.250

    3.187

    3.750

    1.125

    1.250

    1.500

    4.500

    2.812

    0.875

    2.833

    2.250

    2.500

    3.375

    4.000

    1.125

    1.312

    1.625

    4.750

    2.937

    0.875

    2.958

    2.375

    2.625

    3.500

    4.250

    1.125

    1.312

    1.750

    5.000

    3.062

    0.937

    3.083

    2.500

    2.750

    3.625

    4.500

    1.187

    1.375

    1.875

    5.250

    3.187

    0.937

    3.207

    2.625

    2.875

    3.750

    4.750

    1.187

    1.375

    2.000

    5.500

    3.312

    1.000

    3.333

    2.750

    3.000

    4.000

    4.875

    1.187

    1.437

    2.125

    5.750

    3.437

    1.000

    3.458

    2.875

    3.125

    4.125

    5.125

    1.187

    1.437

    2.250

    6.500

    3.750

    1.000

    3.895

    3.000

    3.375

    4.562

    5.750

    1.187

    1.437

    2.375

    6.500

    3.750

    1.000

    3.895

    3.125

    3.375

    4.562

    5.750

    1.187

    1.437

    2.500

    7.000

    4.375

    1.000

    4.770

    3.375

    4.000

    5.187

    6.250

    1.125

    1.625

    2.625

    7.000

    4.375

    1.000

    4.770

    3.500

    4.000

    5.187

    6.250

    1.125

    1.625

    2.750

    7.000

    4.375

    1.000

    4.770

    3.625

    4.000

    5.187

    6.250

    1.125

    1.625

    2.875

    7.500

    4.937

    1.250

    5.145

    3.750

    4.500

    5.750

    6.750

    1.187

    2.000

    3.000

    7.500

    4.937

    1.250

    5.145

    3.875

    4.500

    5.750

    6.750

    1.187

    2.000

    3.125

    7.500

    4.937

    1.250

    5.145

    4.000

    4.500

    5.750

    6.750

    1.187

    2.000

    3.250

    8.000

    5.312

    1.250

    5.520

    4.125

    4.875

    6.125

    7.250

    1.187

    2.000

    3.375

    8.000

    5.312

    1.250

    5.520

    4.250

    4.875

    6.125

    7.250

    1.187

    2.000

    3.500

    8.000

    5.312

    1.250

    5.520

    4.375

    4.875

    6.125

    7.250

    1.187

    2.000

    3.625

    8.500

    5.687

    1.250

    5.895

    4.500

    5.250

    6.500

    7.750

    1.187

    2.000

    3.750

    8.500

    5.687

    1.250

    5.895

    4.625

    5.250

    6.500

    7.750

    1.187

    2.000

    3.875

    8.500

    5.687

    1.250

    5.895

    4.750

    5.250

    6.500

    7.750

    1.187

    2.000

    4.000

    9.000

    6.062

    1.250

    6.145

    4.875

    5.500

    6.875

    8.250

    1.187

    2.000

    Detailed dimensional drawings for each shaft size are available upon request. Please contact our technical support team with your equipment model or shaft diameter for precise sizing information and interchange guidance.

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