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HERCULES SR RETAINER RING

    SR Retainer Ring

    These rings are split for ease of installation and are retained in a groove. Their use is primarily to retain single acting piston seals. Commonly used with UFN style piston seals.

    SEAL INFORMATION
    MATERIALACETAL
    TEMPERATURE
    RANGE
    -22° TO +212° F
    Part NumberA
    Nom. ID
    B
    Nom.
    OD
    C1
    OVERALL HEIGHT
    SR-2.00X1.37
    SR-2.37X1.75
    SR-2.50X1.87
    SR-2.62X2.00
    SR-3.00X2.25
    SR-3.50X2.75
    SR-3.62X3.00
    SR-4.00X3.25
    SR-4.12X3.50
    1.211
    1.586
    1.711
    1.836
    2.086
    2.586
    2.836
    3.086
    3.336
    2
    2-3/8
    2-1/2
    2-5/8
    3
    3-1/2
    3-5/8
    4
    4-1/8
    .250 ±.005
    .250 ±.005
    .250 ±.005
    .250 ±.005
    .250 ±.005
    .250 ±.005
    .250 ±.005
    .275 ±.005
    .250 ±.005