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HERCULES UFN-UEO PISTON U-SEAL

    UFN-UEO Piston U-seal

    Constructed of a rubber seal lip with a rubberized fabric heel, these seals feature a polyacetal bearing ring or a poly-acetal anti-extrusion ring. These seals offer excellent sealing ability and high pressure capability. They are commonly used with the SR retention rings.

    SEAL INFORMATION
    MATERIALRUBBER, FABRIC,
    ACETAL
    TEMPERATURE
    RANGE    		-22° TO +212° F
    PRESSURE
    RANGE    		0 TO 5,800 PSI
    SPEED1.5 FT/SEC
    Part NumberA
    Nom.
    ID    		B
    Nom.
    OD    		C
    Nom.
    Ht
    1/4″ C/S
    UFN25-1.00-37UWO
    UFN25-2.00-31PWO    		1
    2    		1-1/2
    2-1/2    		3/8
    5/16
    .271″ C/S
    UFN27-0.87-46UWO7/81.41715/32
    5/16″ C/S
    UFN31-1.12-43PWO
    UFN31-1.16-46UWO
    UFN31-1.37-37PWO
    UFN31-1.37-37UWO
    UFN31-1.37-43PWO
    UFN31-1.75-43UEO
    UFN31-1.75-43UWO
    UFN31-1.87-37UWO
    UFN31-1.87-43PWO
    UFN31-2.00-43UWO
    UFN31-2.12-46UWO    		1-1/8
    1.161
    1-3/8
    1-3/8
    1-3/8
    1-3/4
    1-3/4
    1-7/8
    1-7/8
    2
    2-1/8    		1-3/4
    1.786
    2
    2
    2
    2-3/8
    2-3/8
    2-1/2
    2-1/2
    2-5/8
    2-3/4    		7/16
    15/32
    3/8
    3/8
    7/16
    7/16
    7/16
    3/8
    7/16
    7/16
    15/32
    3/8″ C/S
    UFN37-2.00-56UWO
    UFN37-2.25-50UEO
    UFN37-2.25-50UWO
    UFN37-2.75-56UWO
    UFN37-3.25-56UWO
    UFN37-3.50-56UEO    		2
    2-1/4
    2-1/4
    2-3/4
    3-1/4
    3-1/2    		2-3/4
    3
    3
    3-1/2
    4
    4-1/4    		9/16
    1/2
    1/2
    9/16
    9/16
    9/16
    1/2″ C/S
    UFN50-4.00-75UEO453/4