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HERCULES HU U-SEAL

    HU U-Seal

    Style HU seals feature a reverse bevel lip design and are molded from high quality urethane. The balanced symmetrical design makes them ideal for rod or piston applications.

    SEAL INFORMATION
    MATERIAL90A URETHANE
    TEMPERATURE
    RANGE
    -50° TO +200° F
    PRESSURE
    RANGE
    0 TO 5,000 PSI
    SPEED3 FT/SEC
    Part NumberA
    Nom. ID
    B
    Nom.OD
    C
    Nom.Ht
    1/8″ C/S
    HU12-0.62-12
    HU12-0.62-18
    HU12-0.75-25
    HU12-0.87-25
    HU12-1.00-25
    HU12-1.12-12
    HU12-1.25-25
    HU12-1.50-25
    5/8
    5/8
    3/4
    7/8
    1
    1-1/8
    1-1/4
    1-1/2
    7/8
    7/8
    1
    1-1/8
    1-1/4
    1-3/8
    1-1/2
    1-3/4
    1/8
    3/16
    1/4
    1/4
    1/4
    1/8
    1/4
    1/4
    5/32″ C/S
    HU15-1.00-21
    HU15-1.37-21
    1
    1-3/8
    1-5/16
    1-11/16
    7/32
    7/32
    3/16″ C/S
    HU18-0.37-25
    HU18-0.87-25
    HU18-1.00-25
    HU18-1.12-18
    HU18-1.12-25
    HU18-1.25-18
    HU18-1.25-25
    HU18-1.25-31
    HU18-1.25-37
    HU18-1.37-18
    HU18-1.50-25
    HU18-1.50-31
    HU18-1.62-18
    HU18-1.62-31
    HU18-1.75-18
    HU18-1.75-25
    HU18-1.75-37
    HU18-2.00-18
    HU18-2.00-25
    HU18-2.00-31
    HU18-2.00-37
    HU18-2.12-18
    HU18-2.12-37
    HU18-2.50-25
    HU18-2.50-37
    HU18-2.62-37
    HU18-3.00-18
    HU18-3.12-37
    HU18-3.62-37
    HU18-3.87-18
    3/8
    7/8
    1
    1-1/8
    1-1/8
    1-1/4
    1-1/4
    1-1/4
    1-1/4
    1-3/8
    1-1/2
    1-1/2
    1-5/8
    1-5/8
    1-3/4
    1-3/4
    1-3/4
    2
    2
    2
    2
    2-1/8
    2-1/8
    2-1/2
    2-1/2
    2-5/8
    3
    3-1/8
    3-5/8
    3-7/8
    3/4
    1-1/4
    1-3/8
    1-1/2
    1-1/2
    1-5/8
    1-5/8
    1-5/8
    1-5/8
    1-3/4
    1-7/8
    1-7/8
    2
    2
    2-1/8
    2-1/8
    2-1/8
    2-3/8
    2-3/8
    2-3/8
    2-3/8
    2-1/2
    2-1/2
    2-7/8
    2-7/8
    3
    3-3/8
    3-1/2
    4
    4-1/4
    1/4
    1/4
    1/4
    3/16
    1/4
    3/16
    1/4
    5/16
    3/8
    3/16
    1/4
    5/16
    3/16
    5/16
    3/16
    1/4
    3/8
    3/16
    1/4
    5/16
    3/8
    3/16
    3/8
    1/4
    3/8
    3/8
    3/16
    3/8
    3/8
    3/16
    7/32″ C/S
    HU21-2.50-28
    HU21-2.81-28
    HU21-3.00-28
    2-1/2
    2-13/16
    3
    2-15/16
    3-1/4
    3-7/16
    9/32
    9/32
    9/32
    1/4″ C/S
    HU25-0.93-56
    HU25-1.00-25
    HU25-1.00-31
    HU25-1.00-37
    HU25-1.12-25
    HU25-1.25-25
    HU25-1.25-37
    HU25-1.37-37
    HU25-1.50-31
    HU25-1.50-37
    HU25-1.75-25
    HU25-1.75-37
    HU25-2.00-25
    HU25-2.00-31
    HU25-2.00-37
    HU25-2.00-50
    HU25-2.25-25
    HU25-2.25-37
    HU25-2.50-25
    HU25-2.50-37
    HU25-2.75-25
    HU25-2.75-37
    HU25-2.87-37
    HU25-3.00-25
    HU25-3.00-37
    HU25-3.25-31
    HU25-3.25-37
    HU25-3.37-37
    HU25-3.50-31
    HU25-3.50-37
    HU25-3.50-50
    HU25-3.75-37
    HU25-4.00-25
    HU25-4.00-31
    HU25-4.00-37
    HU25-4.00-50
    HU25-4.00-56
    HU25-4.25-25
    HU25-4.50-25
    HU25-4.50-31
    HU25-4.50-37
    HU25-4.50-50
    HU25-4.50-56
    HU25-4.75-25
    HU25-5.00-25
    HU25-5.00-37
    HU25-5.00-56
    HU25-5.50-25
    HU25-5.50-37
    HU25-5.50-56
    HU25-5.75-25
    HU25-6.00-56
    HU25-6.50-25
    15/16
    1
    1
    1
    1-1/8
    1-1/4
    1-1/4
    1-3/8
    1-1/2
    1-1/2
    1-3/4
    1-3/4
    2
    2
    2
    2
    2-1/4
    2-1/4
    2-1/2
    2-1/2
    2-3/4
    2-3/4
    2-7/8
    3
    3
    3-1/4
    3-1/4
    3-3/8
    3-1/2
    3-1/2
    3-1/2
    3-3/4
    4
    4
    4
    4
    4
    4-1/4
    4-1/2
    4-1/2
    4-1/2
    4-1/2
    4-1/2
    4-3/4
    5
    5
    5
    5-1/2
    5-1/2
    5-1/2
    5-3/4
    6
    6-1/2
    1-7/16
    1-1/2
    1-1/2
    1-1/2
    1-5/8
    1-3/4
    1-3/4
    1-7/8
    2
    2
    2-1/4
    2-1/4
    2-1/2
    2-1/2
    2-1/2
    2-1/2
    2-3/4
    2-3/4
    3
    3
    3-1/4
    3-1/4
    3-3/8
    3-1/2
    3-1/2
    3-3/4
    3-3/4
    3-7/8
    4
    4
    4
    4-1/4
    4-1/2
    4-1/2
    4-1/2
    4-1/2
    4-1/2
    4-3/4
    5
    5
    5
    5
    5
    5-1/4
    5-1/2
    5-1/2
    5-1/2
    6
    6
    6
    6-1/4
    6-1/2
    7
    9/16
    1/4
    5/16
    3/8
    1/4
    1/4
    3/8
    3/8
    5/16
    3/8
    1/4
    3/8
    1/4
    5/16
    3/8
    1/2
    1/4
    3/8
    1/4
    3/8
    1/4
    3/8
    3/8
    1/4
    3/8
    5/16
    3/8
    3/8
    5/16
    3/8
    1/2
    3/8
    1/4
    5/16
    3/8
    1/2
    9/16
    1/4
    1/4
    5/16
    3/8
    1/2
    9/16
    1/4
    1/4
    3/8
    9/16
    1/4
    3/8
    9/16
    1/4
    9/16
    1/4
    9/32″ C/S
    HU28-5.00-3455-9/1611/32
    5/16″ C/S
    HU31-1.25-37
    HU31-1.37-31
    HU31-1.75-31
    HU31-2.00-50
    HU31-2.25-50
    HU31-2.37-31
    HU31-2.50-50
    HU31-3.87-50
    HU31-5.25-62
    HU31-5.37-37
    HU31-5.37-50
    HU31-5.37-62
    HU31-5.50-37
    HU31-6.50-62
    1-1/4
    1-3/8
    1-3/4
    2
    2-1/4
    2-3/8
    2-1/2
    3-7/8
    5-1/4
    5-3/8
    5-3/8
    5-3/8
    5-1/2
    6-1/2
    1-7/8
    2
    2-3/8
    2-5/8
    2-7/8
    3
    3-1/8
    4-1/2
    5-7/8
    6
    6
    6
    6-1/8
    7-1/8
    3/8
    5/16
    5/16
    1/2
    1/2
    5/16
    1/2
    1/2
    5/8
    3/8
    1/2
    5/8
    3/8
    5/8
    3/8″ C/S
    HU37-2.25-50
    HU37-2.50-37
    HU37-2.62-62
    HU37-2.75-50
    HU37-2.75-62
    HU37-3.00-62
    HU37-3.12-62
    HU37-3.25-37
    HU37-3.25-50
    HU37-3.37-87
    HU37-3.75-50
    HU37-3.75-62
    HU37-4.25-37
    HU37-4.25-50
    HU37-4.25-62
    HU37-4.37-50
    HU37-4.50-37
    HU37-4.50-50
    HU37-4.75-50
    HU37-5.00-37
    HU37-5.00-50
    HU37-5.25-37
    HU37-5.25-50
    HU37-5.25-62
    HU37-5.50-62
    HU37-6.00-50
    HU37-6.25-37
    HU37-6.25-50
    HU37-6.25-62
    HU37-6.50-37
    HU37-6.50-62
    HU37-7.25-37
    HU37-7.25-62
    2-1/4
    2-1/2
    2-5/8
    2-3/4
    2-3/4
    3
    3-1/8
    3-1/4
    3-1/4
    3-3/8
    3-3/4
    3-3/4
    4-1/4
    4-1/4
    4-1/4
    4-3/8
    4-1/2
    4-1/2
    4-3/4
    5
    5
    5-1/4
    5-1/4
    5-1/4
    5-1/2
    6
    6-1/4
    6-1/4
    6-1/4
    6-1/2
    6-1/2
    7-1/4
    7-1/4
    3
    3-1/4
    3-3/8
    3-1/2
    3-1/2
    3-3/4
    3-7/8
    4
    4
    4-1/8
    4-1/2
    4-1/2
    5
    5
    5
    5-1/8
    5-1/4
    5-1/4
    5-1/2
    5-3/4
    5-3/4
    6
    6
    6
    6-1/4
    6-3/4
    7
    7
    7
    7-1/4
    7-1/4
    8
    8
    1/2
    3/8
    5/8
    1/2
    5/8
    5/8
    5/8
    3/8
    1/2
    7/8
    1/2
    5/8
    3/8
    1/2
    5/8
    1/2
    3/8
    1/2
    1/2
    3/8
    1/2
    3/8
    1/2
    5/8
    5/8
    1/2
    3/8
    1/2
    5/8
    3/8
    5/8
    3/8
    5/8
    1/2″ C/S
    HU50-3.00-50
    HU50-4.00-50
    HU50-4.00-62
    HU50-5.00-50
    HU50-5.00-75
    HU50-6.00-50
    3
    4
    4
    5
    5
    6
    4
    5
    5
    6
    6
    7
    1/2
    1/2
    5/8
    1/2
    3/4
    1/2