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HERCULES HSU U-SEAL

    HSU U-Seal

    Style HSU u-seals are precision molded from 90 Durometer Buna-N rubber or 90A Fluorocarbon (suffix “V”) — 90 Duro Rubber for abrasion resistance and Fluorocarbon for heat resistance. These seals are commonly found in industrial cylinders as piston, rod and cushion seals.

    SEAL INFORMATION
    MATERIAL90A BUNA-N RUBBER
    90A FLUOROCARBON
    TEMPERATURE
    RANGE
    BUNA-N: -40°
    TO +250° F
    FC: -20° TO +400° F
    PRESSURE
    RANGE
    0 TO 2,000 PSI
    SPEED3 FT/SEC
    Part NumberA
    Nom.ID
    B
    Nom.OD
    C
    Nom.Ht
    1/8″ C/S
    HSU12-0.75-12-90D
    HSU12-0.75-12-90DV
    3/4
    3/4
    1
    1
    1/8
    1/8
    5/32″ C/S
    HSU15-1.18-15-90D
    HSU15-1.18-15-90DV
    HSU15-1.25-15-90D
    HSU15-1.25-15-90DV
    1-3/16
    1-3/16
    1-1/4
    1-1/4
    1-1/2
    1-1/2
    1-9/16
    1-9/16
    5/32
    5/32
    5/32
    5/32
    3/16″ C/S
    HSU18-1.62-18-90D
    HSU18-1.62-18-90DV
    HSU18-2.12-18-90D
    HSU18-2.12-18-90DV
    1-5/8
    1-5/8
    2-1/8
    2-1/8
    2
    2
    2-1/2
    2-1/2
    3/16
    3/16
    3/16
    3/16
    7/32″ C/S
    HSU21-2.81-21-90D
    HSU21-2.81-21-90DV
    2-13/16
    2-13/16
    3-1/4
    3-1/4
    7/32
    7/32
    1/4″ C/S
    HSU25-3.50-25-90D
    HSU25-3.50-25-90DV
    HSU25-4.50-25-90D
    HSU25-4.50-25-90DV
    3-1/2
    3-1/2
    4-1/2
    4-1/2
    4
    4
    5
    5
    1/4
    1/4
    1/4
    1/4
    9/32″ C/S
    HSU28-4.43-28-90D
    HSU28-4.43-28-90DV
    HSU28-5.43-28-90D
    HSU28-5.43-28-90DV
    HSU28-6.43-28-90D
    HSU28-6.43-28-90DV
    4-7/16
    4-7/16
    5-7/16
    5-7/16
    6-7/16
    6-7/16
    5
    5
    6
    6
    7
    7
    9/32
    9/32
    9/32
    9/32
    9/32
    9/32
    5/16″ C/S
    HSU31-5.37-31-90D
    HSU31-5.37-31-90DV
    HSU31-6.37-31-90D
    HSU31-6.37-31-90DV
    HSU31-7.37-31-90D
    HSU31-7.37-31-90DV
    5-3/8
    5-3/8
    6-3/8
    6-3/8
    7-3/8
    7-3/8
    6
    6
    7
    7
    8
    8
    5/16
    5/16
    5/16
    5/16
    5/16
    5/16
    11/32″ C/S
    HSU34-9.31-34-90D
    HSU34-9.31-34-90DV
    9-5/16
    9-5/16
    10
    10
    11/32
    11/32
    3/8″ C/S
    HSU37-11.25-37-90D
    HSU37-11.25-37-90DV
    11-1/4
    11-1/4
    12
    12
    3/8
    3/8
    13/32″ C/S
    HSU40-13.18-40-90D
    HSU40-13.18-40-90DV
    13-3/16
    13-3/16
    14
    14
    13/32
    13/32
    1/2″ C/S
    HSU50-11.00-50-90D
    HSU50-11.00-50-90DV
    HSU50-13.00-50-90D
    11
    11
    13
    12
    12
    14
    1/2
    1/2
    1/2